cometadata/datacite-rtg-text-other-reclassification-records huggingface dataset:
Combinatorial Hopf algebras in quantum field theory I
Creators: name: Figueroa, Hector
name: Gracia-Bondia, Jose M.
Publisher: name: arXiv
Year: 2004
Subjects: subject: High Energy Physics - Theory (hep-th)
subject: Combinatorics (math.CO)
subject: FOS: Physical sciences
subject: FOS: Mathematics

description: This manuscript stands at the interface between combinatorial Hopf algebra theory and renormalization theory. Its plan is as follows: Section 1 is the introduction, and contains as well an elementary invitation to the subject. The rest of part I, comprising Sections 2-6, is devoted to the basics of Hopf algebra theory and examples, in ascending level of complexity. Part II turns around the all-important Faa di Bruno Hopf algebra. Section 7 contains a first, direct approach to it. Section 8 gives applications of the Faa di Bruno algebra to quantum field theory and Lagrange reversion. Section 9 rederives the related Connes-Moscovici algebras. In Part III we turn to the Connes-Kreimer Hopf algebras of Feynman graphs and, more generally, to incidence bialgebras. In Section10 we describe the first. Then in Section11 we give a simple derivation of (the properly combinatorial part of) Zimmermann's cancellation-free method, in its original diagrammatic form. In Section 12 general incidence algebras are introduced, and the Faa di Bruno bialgebras are described as incidence bialgebras. In Section 13, deeper lore on Rota's incidence algebras allows us to reinterpret Connes-Kreimer algebras in terms of distributive lattices. Next, the general algebraic-combinatorial proof of the cancellation-free formula for antipodes is ascertained; this is the heart of the paper. The structure results for commutative Hopf algebras are found in Sections 14 and 15. An outlook section very briefly reviews the coalgebraic aspects of quantization and the Rota-Baxter map in renormalization.
description: 94 pages, LaTeX figures, precisions made, typos corrected, more references added
Graduate recitals
Creators: name: Sutton, Cerise Althea
Publisher: name: University of British Columbia
Year: 2010

description: The thesis for the Master of Music degree in Orchestral Instrument (Bassoon) Performance consists of two full-length recitals with emphasis on solo works, but also including representative chamber works. I performed the recitals on February 2, 2002 and February 4, 2003.
Ground state overlap and quantum phase transitions
Creators: name: Zanardi, Paolo
name: Paunković, Nikola
Publisher: name: arXiv
Year: 2005
Subjects: subject: Quantum Physics (quant-ph)
subject: FOS: Physical sciences

description: We present a characterization of quantum phase transitions in terms of the the overlap function between two ground states obtained for two different values of external parameters. On the examples of the Dicke and XY models, we show that the regions of criticality of a system are marked by the extremal points of the overlap and functions closely related to it. Further, we discuss the connections between this approach and the Anderson orthogonality catastrophe as well as with the dynamical study of the Loschmidt echo for critical systems.
description: 5 pages. Version to be published, title changed
1151: Pte Joseph Hilton (medals; 'death penny', documents)
Creators: name: Project Team, Lest We Forget
Publisher: name: University of Oxford
Year: 2024
Subjects: classificationCode: 430304
subject: British history
classificationCode: 430308
subject: European history (excl. British, classical Greek and Roman)
classificationCode: 430316
subject: International history

description: Reports of the death and internment of Pte Hilton.
Energetics and mixing efficiency of lock-exchange gravity currents using simultaneous velocity and density fields
Creators: name: Mukherjee, Partho
name: Balasubramanian, Sridhar
Publisher: name: arXiv
Year: 2020
Subjects: subject: Fluid Dynamics (physics.flu-dyn)
subject: FOS: Physical sciences

description: A series of laboratory experiments on energy conserving gravity currents in a lock-exchange facility are conducted for a range of Reynolds numbers, $Re= \frac{U_Fh}ν =$ 485-12270. The velocity and density fields are captured simultaneously using a PIV-PLIF system. A moving average method is employed to compute the mean field and a host of turbulence statistics, namely, turbulent kinetic energy ($K$), shear production ($P$), buoyancy flux ($B$), and energy dissipation ($ε$) during the slumping phase of the current. The subsequent findings are used to ascertain the quantitative values of mixing efficiency, $Ri_{f}$, Ozmidov length-scale ($L_O$), Kolmogorov length-scale ($L_κ$), and eddy diffusivities of momentum ($κ_m$) and scalar ($κ_ρ$). Two different forms of $Ri_{f}$ are characterized in this study, denoted by $Ri_{f}^I=\frac{B}{P}$ and $Ri_{f}^{II}=\frac{B}{B+ε}$. The results cover the entire diffusive regime (3 $
1158: Pte William Alphonso Toole (plaque; coin)
Creators: name: Project Team, Lest We Forget
Publisher: name: University of Oxford
Year: 2024
Subjects: classificationCode: 430304
subject: British history
classificationCode: 430308
subject: European history (excl. British, classical Greek and Roman)
classificationCode: 430316
subject: International history

description: Family collection of artifacts. Son of Peter and Mary Hannah Toole, of 492, Bridgman St., Bolton, Lancs.
Rethinking Impact: Understanding the complexity of poverty and change
Creators: name: ILAC Initiative
name: PRGA Program
name: ILRI
name: ILAC Initiative
name: PRGA Program
name: ILRI
Publisher: name: Unknown
Year: 2008
Subjects: subject: Agricultural and Food Policy
subject: Food Security and Poverty
subject: Research and Development/Tech Change/Emerging Technologies
subject: Impact
subject: CGIAR
subject: Workshop

description: Summary of workshop on Rethinking Impact: Understanding the complexity of poverty and change. March 26–28, 2008, Cali, Colombia
title: Baroclinic and barotropic aspects of extratropical wave-mean flow interaction
Creators: name: Boljka, Lina
Publisher: name: University of Reading
Year: 2018

description: Baroclinic and barotropic processes are the key components of midlatitude tropospheric dynamics. Baroclinic processes are involved in the growth of extratropical storms, whereas barotropic processes are involved in their decay, suggesting the two processes are closely linked. Their links are conventionally studied through wavemean flow interaction theory and through modes of variability, and both planetary and synoptic scale waves play an important role in interacting with the baroclinic and barotropic mean flow. These processes are studied using multiscale asymptotic methods, which provide a framework for studying wave-mean flow interactions on different spatial and temporal scales. This framework is used to derive the full set of equations for small amplitude planetary and synoptic scale waves and for the zonal mean flow and its interactions with planetary and synoptic waves. In a zonally inhomogeneous framework (planetary-wave amplitudes comparable to synoptic-wave amplitudes) this theory predicts a coupling of baroclinic and barotropic processes through the planetary scale waves, and the interactions between the planetary and synoptic waves only occurring via the zonal mean flow or diabatic and frictional processes. However, in a zonally homogeneous framework (negligible planetary waves) baroclinic and barotropic processes are decoupled, with eddy momentum fluxes only affecting the barotropic flow and eddy heat fluxes only affecting the baroclinic flow, consistent with some recent observational studies. The latter somewhat counterintuitive result is studied in a zonally homogeneous idealized model and in Southern Hemisphere observations, using the baroclinic and barotropic annular modes of variability at different timescales. This shows that the decoupling of the two processes can indeed occur, but is frequency-dependent. The important role of planetary scale waves is explored in a zonally inhomogeneous idealized model and in Northern Hemisphere observations through the variability in the barotropic and baroclinic mean flows in storm track regions, and links with teleconnection patterns are established.
Boron Depletion in F and G Dwarf Stars and the Beryllium-Boron Correlation
Creators: name: Boesgaard, Ann Merchant
name: Deliyannis, Constantine P.
name: Steinhauer, Aaron
Publisher: name: arXiv
Year: 2004
Subjects: subject: Astrophysics (astro-ph)
subject: FOS: Physical sciences

description: Boron provides a special probe below the stellar surface as it survives to greater depths than do Li and Be. To search for B depletions we have observed B in 13 F and G dwarfs with large Be depletions; for comparison we also obtained spectra of five stars which are undepleted in Li and Be. We have used HST with STIS to obtain spectra of the B I resonance line at 2497 Å. The spectral resolution is 30,000 or 114,000 and the median signal-to-noise ratio is 70 per pixel. New Be and Li spectra have been obtained at Keck I with HIRES of four of the five standard stars at $\sim$48,000 resolution. Abundances have been determined by the spectrum synthesis method with MOOG. A comparison between the standard stars and those with severe Be depletions shows a distinct difference in the B abundances between the two groups of 0.22 dex. We have discovered a correlation between the Be and B abundances. The slope between A(Be) and A(B)$_{NLTE}$ is 0.22 $\pm$0.05 (where A(element) = log N(element)/N(H) + 12.00) which, as expected, is shallower than the slope between A(Li) and A(Be) of 0.38. We have normalized the light element abundances to account for the observation that the initial abundances are somewhat lower in lower metallicity stars by employing recently published empirical relations between Be and [Fe/H] and between B and [Fe/H] (Boesgaard et al). The correlation between the normalized A(Be) and A(B)$_{NLTE}$ has a slope of 0.18 $\pm$0.06. The star with the largest Be depletion, HR 107 a main sequence Ba star, also has the largest B depletion with the B abundance lower by a factor of 3.5 relative to the standard stars.
description: 12 pages, 6 figures, 5 tables
Rethinking Impact: Understanding the complexity of poverty and change; Key issues discussed at the workshop
Creators: name: Kristjanson, Patricia
name: Lilja, Nina K.
name: Watts, Jamie
name: Kristjanson, Patricia
name: Lilja, Nina K.
name: Watts, Jamie
Publisher: name: Unknown
Year: 2008
Subjects: subject: Agricultural and Food Policy
subject: Food Security and Poverty
subject: Research and Development/Tech Change/Emerging Technologies
subject: RIW
subject: Cali
subject: Workshop
subject: Impact
subject: key messages

description: This paper presents six key issues from the Rethinking Impact: Understanding the complexity of poverty and change Workshop (RIW) held in Cali, Colombia, March 26–28, 2008. The workshop discussed how agricultural and natural-resources research can be more effective in generating solutions for poverty alleviation and improving gender, social inclusion and equity, and how such research can be brought into the mainstream and how its impact can be assessed. A diverse group of over 60 participants (42% women) from 33 organizations (54% CGIAR and 46% non-CGIAR) attended the meeting. In this paper, we do not purport to represent a consensus of opinion among this diverse group, but rather our perspectives as the meeting organizers. These ‘take home messages’ were informed by an active dialogue before, during and after the meeting. We are associated most closely with the CGIAR and much of the discussion at the meeting was focused on the CGIAR. Therefore, the key issues are primarily oriented toward the CGIAR, but they would certainly be relevant to other organizations with similar goals and challenges.
Relativistic particle incoherent scattering in oriented crystals
Creators: name: Tikhomirov, Victor V.
Publisher: name: arXiv
Year: 2020
Subjects: subject: Accelerator Physics (physics.acc-ph)
subject: FOS: Physical sciences

description: The coherent process of particle deflection by aligned atomic strings and planes of oriented crystals is accompanied by incoherent scattering by atomic cores. While the coherent particle deflection, described by the axial or planar averaged potential, becomes more and more classical at high energies, the incoherent scattering of relativistic particles remains essentially quantum. Though the latter reminds the scattering by atoms of amorphous medium at high enough momentum transfers, at the smallest ones the incoherent scattering process in crystals experiences some modification by the influence of the inhomogeneity of the atom distribution in the plane, normal to the crystal axis or plane. Considering the axial case as a more general example, we present a consistent theory of high energy particles incoherent scattering in oriented crystals. The latter takes into consideration both the quantum scattering nature and the atom distribution inhomogeneity, revealing the limited applicability of the scattering cross section notion. The way to incorporate the quantum scattering features into the widely used classical trajectory simulations is elaborated using newly introduced mean square scattering angle definition.
description: Channeling 2018, 22 pages, 7 figures
4425: Pte Frank Haynes - a personal tragedy
Creators: name: Project Team, Lest We Forget
Publisher: name: University of Oxford
Year: 2024
Subjects: classificationCode: 430304
subject: British history
classificationCode: 430308
subject: European history (excl. British, classical Greek and Roman)
classificationCode: 430316
subject: International history

description: Frank Haynes was born in 1885 and worked as a brewer for his mother, the landlady of The Dog Public House in Dunley near Areley Kings on the outskirts of Stourport-on-Severn. After enlisting in the British Army, he served in the Dardanelles campaign and later as a hospital orderly. After being discharged from the army, Frank suffered from shellshock and later attempted to murder two men who visited The Dog. As a result, he was sentenced to Broadmoor Mental Institution where he died in 1935.
Phase Transition in Random Noncommutative Geometries
Creators: name: Khalkhali, Masoud
name: Pagliaroli, Nathan
Publisher: name: arXiv
Year: 2020
Subjects: subject: Mathematical Physics (math-ph)
subject: High Energy Physics - Theory (hep-th)
subject: Quantum Algebra (math.QA)
subject: FOS: Physical sciences
subject: FOS: Mathematics
subject: 58B34, 81Sxx, 05Axx

description: We present an analytic proof of the existence of phase transition in the large $N$ limit of certain random noncommutaitve geometries. These geometries can be expressed as ensembles of Dirac operators. When they reduce to single matrix ensembles, one can apply the Coulomb gas method to find the empirical spectral distribution. We elaborate on the nature of the large $N$ spectral distribution of the Dirac operator itself. Furthermore, we show that these models exhibit both a single and double cut region for certain values of the order parameter and find the exact value where the transition occurs.
description: Final version, 15 pages, 4 figures, in the new version one reference is added. To appear in Journal of Physics A: Mathematical and Theoretical
Spin Flavor Oscillation of Neutrinos in Rotating Gravitational Fields and Their Effects on Pulsar Kicks
Creators: name: Lambiase, G.
Publisher: name: arXiv
Year: 2004
Subjects: subject: Astrophysics (astro-ph)
subject: FOS: Physical sciences

description: The origin of high velocities of pulsars is studied by considering the spin-flip conversion of neutrinos propagating in a gravitational field of a protoneutron star. For a rotating gravitational source (such as pulsars) with angular velocity ${\bm ω}$, one finds that the spin connections (entering in the Dirac equation written in curved space time) induce an additional contribution to neutrino energy which is proportional to ${\bm ω}\cdot {\bf p}$, with ${\bf p}$ the neutrino momentum. Such a coupling (spin-gravity coupling) can be responsible of pulsar kicks being the asymmetry of the neutrino emission generated by the relative orientation of the neutrino momentum ${\bf p}$ with respect to the angular velocity ${\bm ω}$. As a consequence, the mechanism suggests that the motion of pulsars is correlated to their angular velocity ${\bm ω}$. In this work we consider neutrinos propagating orthogonally to the magnetic field. As in the usual approaches,spin flip conversion is generated via the coupling of the neutrino magnetic momentum with the magnetic field. For our estimations, we use the large non-standard neutrino magnetic momentum provided by astrophysical and cosmological constraints, $μ_ν\sim 10^{-11}μ_B$. The connection with recent observations and statistical analysis is also discussed.
description: 8 pages, no figures. Presented at Second International Workshop DICE2004, From Decoherence and Emergent Classicality to Emergent Quantum Mechanics Piombino (Tuscany), September 1-4, 2004
Measuring the Galaxy-Galaxy-Mass Three-point Correlation Function with Weak Gravitational Lensing
Creators: name: Johnston, David E.
Publisher: name: arXiv
Year: 2005
Subjects: subject: Astrophysics (astro-ph)
subject: FOS: Physical sciences

description: We discuss the galaxy-galaxy-mass three-point correlation function and show how to measure it with weak gravitational lensing. The method entails choosing a large of pairs of foreground lens galaxies and constructing a mean shear map with respect to their axis, by averaging the ellipticities of background source galaxies. An average mass map can be reconstructed from this shear map and this will represent the average mass distribution around pairs of galaxies. We show how this mass map is related to the projected galaxy-galaxy-mass three-point correlation function. Using a large N-body dark matter simulation populated with galaxies using the Halo Occupation Distribution (HOD) bias prescription, we compute these correlation functions, mass maps, and shear maps. The resultant mass maps are distinctly bimodal, tracing the galaxy centers and remaining anisotropic up to scales much larger than the galaxy separation. At larger scales, the shear is approximately tangential about the center of the pair but with small azimuthal variation in amplitude. We estimate the signal-to-noise ratio of the reconstructed mass maps for a survey of similar depth to the Sloan Digital Sky Survey (SDSS) and conclude that the galaxy-galaxy-mass three-point function should be measurable with the current SDSS weak lensing data. Measurements of this three-point function, along with galaxy-galaxy lensing and galaxy auto-correlation functions, will provide new constraints on galaxy bias models. The anisotropic shear profile around close pairs of galaxies is a prediction of cold dark matter models and may be difficult to reconcile with alternative theories of gravity without dark matter.
description: submitted to MNRAS
Evaluation, Learning and Change in Research and Development Organizations: Concepts, Experiences, and Implications for the CGIAR
Creators: name: Horton, Douglas
name: Galleno, Viviana
name: Mackay, Ronald
name: Horton, Douglas
name: Galleno, Viviana
name: Mackay, Ronald
Publisher: name: Unknown
Year: 2007
Subjects: subject: Agricultural and Food Policy
subject: Food Security and Poverty
subject: Research and Development/Tech Change/Emerging Technologies
subject: learning
subject: Evaluation
subject: Change
subject: ISNAR
subject: research
subject: CGIAR
subject: development

description: The Consultative Group for International Agricultural Research (CGIAR) is under strong pressure to enhance its capacity to learn and change. Business as usual is no longer an option in an environment that demands the increasing effectiveness, efficiency and relevance of the services and products provided by its centers. The direction CGIAR centers and the system need to pursue for learning and change will require the right blend of central guidance (e.g. from the Science Council and the Executive Committee) and center-led self-evaluation and change initiatives. Over time, the role of the external bodies and external program and management reviews (EPMR) can become focused on the integrity and quality of internal evaluation and quality assurance systems within individual centers. The success of system governance and management mechanisms will ultimately rest on the degree to which they help build and complement the centers’ own internal evaluation systems and strengthen the capacity of the centers to become learning organizations employing sound self-evaluation and self-improvement practices. Some practical suggestions for strengthening institutional learning and change in the CGIAR are offered.
description: 2nd edition
1128: Pte Frederick Yates (certificates; photograph)
Creators: name: Project Team, Lest We Forget
Publisher: name: University of Oxford
Year: 2024
Subjects: classificationCode: 430304
subject: British history
classificationCode: 430308
subject: European history (excl. British, classical Greek and Roman)
classificationCode: 430316
subject: International history

description: Documents held by the family.
Climate Change Mitigation Strategies in Fast-Growing Countries: The Benefits of Early Action
Creators: name: Bosetti, Valentina
name: Tavoni, Massimo
name: Carraro, Carlo
name: Bosetti, Valentina
name: Tavoni, Massimo
name: Carraro, Carlo
Publisher: name: Unknown
Year: 2009
Subjects: subject: Environmental Economics and Policy
subject: Energy-economy Modeling
subject: Climate Policy
subject: Developing Countries

description: This paper builds on the assumption that OECD countries are (or will soon be) taking actions to reduce their greenhouse gas emissions. These actions, however, will not be sufficient to control global warming, unless developing countries also get involved in the cooperative effort to reduce GHG emissions. This paper investigates the best short-term strategies that emerging economies can adopt in reacting to OECD countries’ mitigation effort, given the common long-term goal to prevent excessive warming without hampering economic growth. Results indicate that developing countries would incur substantial economic losses by following a myopic strategy that disregards climate in the short-run, and that their optimal investment behaviour is to anticipate the implementation of a climate policy by roughly 10 years. Investing in innovation ahead of time is also found to be advantageous. The degree of policy anticipation is shown to be important in determining the financial transfers of an international carbon market meant to provide incentives for the participation of developing countries. This is especially relevant for China, whose recent and foreseeable trends of investments in innovation are consistent with the adoption of domestic emission reduction obligations in 2030.
Relaxation dynamics of non-Brownian spheres below jamming
Creators: name: Nishikawa, Yoshihiko
name: Ikeda, Atsushi
name: Berthier, Ludovic
Publisher: name: arXiv
Year: 2020
Subjects: subject: Soft Condensed Matter (cond-mat.soft)
subject: Disordered Systems and Neural Networks (cond-mat.dis-nn)
subject: Statistical Mechanics (cond-mat.stat-mech)
subject: FOS: Physical sciences

description: We numerically study the relaxation dynamics and associated criticality of non-Brownian frictionless spheres below jamming in spatial dimensions $d=2$, $3$, $4$, and $8$, and in the mean-field Mari-Kurchan model. We discover non-trivial finite-size and volume fraction dependences of the relaxation time associated to the relaxation of unjammed packings. In particular, the relaxation time is shown to diverge logarithmically with system size at any density below jamming, and no critical exponent can characterise its behaviour approaching jamming. In mean-field, the relaxation time is instead well-defined: it diverges at jamming with a critical exponent that we determine numerically and differs from an earlier mean-field prediction. We rationalise the finite $d$ logarithmic divergence using an extreme-value statistics argument in which the relaxation time is dominated by the most connected region of the system. The same argument shows that the earlier proposition that relaxation dynamics and shear viscosity are directly related breaks down in large systems. The shear viscosity of non-Brownian packings is well-defined in all $d$ in the thermodynamic limit, but large finite-size effects plague its measurement close to jamming.
description: 11 pages, 8 figures
Spectral Function for the Anderson Model based on Nonequilibrium Perturbation Theory
Creators: name: Hamasaki, Mami
Publisher: name: arXiv
Year: 2004
Subjects: subject: Mesoscale and Nanoscale Physics (cond-mat.mes-hall)
subject: Strongly Correlated Electrons (cond-mat.str-el)
subject: FOS: Physical sciences

description: The paper has been withdrawn. The revised version is shown as cond-mat/0506752 and published in Condensed Matter Physics, vol.10, No.2(50)235-248(2007) (Lviv, Ukraine).
description: The paper has been withdrawn
Piezoelectricity: An Energy Source for Future Railway Stations
Creators: name: Md Ashiqur Rahman Laskar
Publisher: name: figshare
Year: 2020
Subjects: subject: 90608 Renewable Power and Energy Systems Engineering (excl. Solar Cells)
subject: FOS: Electrical engineering, electronic engineering, information engineering

description: In this period of expanding energy costs and diminishing supplies of non-renewable energy sources, it has become necessary to set up renewable energy based local power sources for shopping malls, different large institutions, factories, airports, railway stations rather than depending on national centralized power grid. This paper reviews some recent experimental research and then provides a proposal to supply electricity for railway stations using piezoelectric materials as a source of renewable energy. Consideration of three different aspects in this proposal ensures highest amount of piezoelectricity supply for the energy demand of a railway station. It will also help preparing every station as energy self-dependent in near future.
1134: Sgt James Hall (documents; photographs)
Creators: name: Project Team, Lest We Forget
Publisher: name: University of Oxford
Year: 2024
Subjects: classificationCode: 430304
subject: British history
classificationCode: 430308
subject: European history (excl. British, classical Greek and Roman)
classificationCode: 430316
subject: International history

description: The collection includes documents and photographs relating to James Hall.
On the smallest poles of Igusa's p-adic zeta functions
Creators: name: Segers, Dirk
Publisher: name: arXiv
Year: 2005
Subjects: subject: Number Theory (math.NT)
subject: Algebraic Geometry (math.AG)
subject: FOS: Mathematics
subject: 11D79; 11S80; 14B05; 14E15

description: Let K be a p-adic field. We explore Igusa's p-adic zeta function, which is associated to a K-analytic function on an open and compact subset of K^n. First we deduce a formula for an important coefficient in the Laurent series of this meromorphic function at a candidate pole. Afterwards we use this formula to determine all values less than -1/2 for n=2 and less than -1 for n=3 which occur as the real part of a pole.
description: 27 pages
Firm Heterogeneity, Contract Enforcement, and the Industry Dynamics of Offshoring
Creators: name: Naghavi, Alireza
name: Ottaviano, Gianmarco I.P.
name: Naghavi, Alireza
name: Ottaviano, Gianmarco I.P.
Publisher: name: Unknown
Year: 2009
Subjects: subject: Industrial Organization
subject: Offshoring
subject: Heterogeneous Firms
subject: Incomplete Contracts
subject: Growth
subject: Industry Dynamics

description: We develop an endogenous growth model to study the long run consequences of offshoring with firm heterogeneity and incomplete contracts. In so doing, we model offshoring as the geographical fragmentation of a firm’s production chain between a home upstream division and a foreign downstream one. On the positive side, we show that, when contracts are incomplete, the possibility of offshoring has favorable implications for economic growth. Yet, offshoring induced by a higher bargaining power of the upstream division can hamper growth: while there is always a positive correlation between upstream bargaining weight and offshoring activities, there is a non-monotonic relationship between these and growth. Whether offshoring with incomplete contracts also increases consumption depends on firm heterogeneity. On the normative side, we show that, whereas with complete contract efficiency is restored through a subsidy to R&D only, with incomplete contracts a production subsidy to offshored upstream divisions is needed too.
On Regulation and Competition: Pros and Cons of a Diversified Monopolist
Creators: name: Calzolari, Giacomo
name: Scarpa, Carlo
name: Calzolari, Giacomo
name: Scarpa, Carlo
Publisher: name: Unknown
Year: 2009
Subjects: subject: Financial Economics
subject: Regulation
subject: Competition
subject: Asymmetric Information
subject: Conglomerate Firms
subject: Multiutility
subject: Scope Economies
subject: Informational Externality

description: We study the regulation of a firm which supplies a regulated service while also operating in a competitive, unregulated sector. If the firm conducts its activities in the two markets jointly, it enjoys economies of scope whose size is the firm’s private information, unknown either to the regulator or to the rival firms. We characterize the unregulated market outcome (with price and quantity competition) and optimal regulation that involves an informational externality to the competitors. Although joint conduct of the activities generates scope economies, it also entails private information, so that regulation is less efficient and the unregulated market too may be adversely affected. Nevertheless, we show that allowing the firm to integrate productions is (socially) desirable, unless joint production is characterized by dis-economies of scope.
1146: 2Lt Henry Edward Smith, Prisoner of War (documents; photographs)
Creators: name: Project Team, Lest We Forget
Publisher: name: University of Oxford
Year: 2024
Subjects: classificationCode: 430304
subject: British history
classificationCode: 430308
subject: European history (excl. British, classical Greek and Roman)
classificationCode: 430316
subject: International history

description: Family provided documents and details of his service, capture and return as POW.
Inclusive search for highly boosted Higgs bosons decaying to bottom quark-antiquark pairs in proton-proton collisions at $\sqrt{s} =$ 13 TeV
Creators: name: CMS Collaboration
Publisher: name: arXiv
Year: 2020
Subjects: subject: High Energy Physics - Experiment (hep-ex)
subject: FOS: Physical sciences

description: A search for standard model Higgs bosons (H) produced with transverse momentum ($p_\mathrm{T}$) greater than 450 GeV and decaying to bottom quark-antiquark pairs ($\mathrm{b\bar{b}}$) is performed using proton-proton collision data collected by the CMS experiment at the LHC at $\sqrt{s} =$ 13 TeV. The data sample corresponds to an integrated luminosity of 137 fb$^{-1}$. The search is inclusive in the Higgs boson production mode. Highly Lorentz-boosted Higgs bosons decaying to $\mathrm{b\bar{b}}$ are reconstructed as single large-radius jets, and are identified using jet substructure and a dedicated b tagging technique based on a deep neural network. The method is validated with Z $\to$ $\mathrm{b\bar{b}}$ decays. For a Higgs boson mass of 125 GeV, an excess of events above the background assuming no Higgs boson production is observed with a local significance of 2.5 standard deviations ($σ$), while the expectation is 0.7. The corresponding signal strength and local significance with respect to the standard model expectation are $μ_\mathrm{H}$ $=$ 3.7 $\pm$ 1.2 (stat) $^{+0.8}_{-0.7}$ (syst) $^{+0.8}_{-0.5}$ (theo) and 1.9 $σ$. Additionally, an unfolded differential cross section as a function of Higgs boson $p_\mathrm{T}$ for the gluon fusion production mode is presented, assuming the other production modes occur at the expected rates.
description: Replaced with the published version. Added the journal reference and the DOI. All the figures and tables can be found at http://cms-results.web.cern.ch/cms-results/public-results/publications/HIG-19-003 (CMS Public Pages)
Ultrasound-enhanced mass transfer during single-bubble diffusive growth
Creators: name: Soto, Álvaro Moreno
name: Peñas, Pablo
name: Lajoinie, Guillaume
name: Lohse, Detlef
name: van der Meer, Devaraj
Publisher: name: arXiv
Year: 2020
Subjects: subject: Fluid Dynamics (physics.flu-dyn)
subject: FOS: Physical sciences

description: Ultrasound is known to enhance surface bubble growth and removal in catalytic and microfluidic applications, yet the contributions of rectified diffusion and microstreaming phenomena towards mass transfer remain unclear. We quantify the effect of ultrasound on the diffusive growth of a single spherical CO$_2$ bubble growing on a substrate in supersaturated water. The time dependent bubble size, shape, oscillation amplitude and microstreaming flow field are resolved. We show and explain how ultrasound can enhance the diffusive growth of surface bubbles by up to two orders of magnitude during volumetric resonance. The proximity of the wall forces the bubble to oscillate non-spherically, thereby generating vigorous streaming during resonance that results in convection-dominated growth.
description: Accepted in Phys. Rev. Fluids
AZ ÖKOMARKETING SZEREPE, JELENTŐSÉGE
Creators: name: Szolnoki-Karkus, Maria
name: Szolnoki-Karkus, Maria
Publisher: name: Unknown
Year: 2005
Subjects: subject: Environmental Economics and Policy
subject: Institutional and Behavioral Economics
subject: interaktív öko-marketing
subject: vállalati magatartás
subject: környezeti problémák kezelése - interactive - ecomarketing
subject: organizational behaviuor
subject: management of environmental problems

description: Az ökomarketing az elmúlt évek alatt jelentősen megváltozott. Kezdetben a környezetbarát termékek marketingjét értették alatta, majd a vállalati stratégia elemévé vált. Az utóbbi évek eredménye az „integratív” ökomarketing, amely a vállalat olyan magatartását jelenti, amikor a vállalat a vevők jólétének, egészségének biz-tosításán túl alkalmazottaival, a társadalommal szemben is felelősséget vállal. A „fenntartható marketing” a fenntartható fejlődési stratégiák vállalati meg-valósítására koncentrál. Egyes ágazatok, vállalatok környezeti érintettsége eltérő. A minősítéshez az adott tevékenység környezeti hatásainak mérésére, és annak ismeretére van szükség, hogy a jelentkező környezeti problémák megoldását ki vállalja föl, és milyen erős az érdekérvényesítő képessége. A környezeti problémák rangsorolá-sa, megoldásuk ütemezése, a megfelelő marketingstratégia kiválasztása a vállalat számára fontos feladat, mert a mai környezeti gondok a holnap fő verseny-területei lehetnek. XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX In the past years the concept of eco-marketing has changed significantly. To be-gin with it meant marketing environmentally friendly products, then the concept be-came a part of entrepreneurial strategy. “Integrative” eco-marketing is a recent modification meaning a company policy accepting responsibility for the protection of customers’ health and well-being, as well as that of their employees and society as a whole. The “sustainable marketing” is an effort concentrating on the implementation of a sustainable development strategy for enterprises. The extent various agricultural branches and enterprises are affected by the environment varies. For the purpose of grading measurements of the environmental effects of a given operation are required and a knowledge of who accepts the responsibility for ameliorating any environ-mental damage and how effective is his/her/their enforcement capability. An impor-tant task for a company is to rank environmental problems, schedule their ameliora-tion and select the appropriate marketing strategy, because today’s environmental problems could become tomorrow’s main area of competition.
ALTERNATÍV FINANSZÍROZÁSI MÓDOK AZ AGRÁRKERESKEDELEMBEN
Creators: name: Tegla, Imre
name: Tegla, Imre
Publisher: name: Unknown
Year: 2005
Subjects: subject: Agricultural Finance
subject: Financial Economics
subject: agrárfinanszírozási problémák
subject: faktoring
subject: lizing - financial problems of agriculture
subject: factoring
subject: leasing

description: Különböző okok arra ösztönzik a magyar vállalatokat, hogy a klasszikus banki finanszírozás mellett más, egyéb likviditást fokozó eszközök után nézze-nek. Az agrárcégek esetében hatványozottan jelentkezik ez az igény, hiszen szá-mukra mindig is nehezebb volt a banki finanszírozáshoz való hozzájutás a szek-torra jellemző speciális kockázatok, vagy éppen az elégtelen fedezet megléte mi-att. Az alternatív megoldások – faktoring mellett ilyen a forfaiting és a lízing is – keresése esetükben még inkább sürgető. A közel évtizedes banki kereskedelem-finanszírozási tapasztalatok azt mutatják, hogy a belföldi szállítások esetén ér-demesebb a faktoring szolgáltatásokat igénybe venni az export faktoring költsé-ges volta miatt (a hazai faktor külföldi faktort is bevon az ügyletbe), míg export esetén a forfaiting tűnik kedvezőbb megoldásnak. XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX For a number of reasons Hungarian companies are impelled to seek, besides classical banks, other sources of finance allowing enhanced liquidity. In the case agricultural enterprises this need occurs with increased strength, because avail-ability of bank finance for them is scarce due to the special risks characterizing the sector or to a lack of adequate collaterals. The search for alternative sources in our case such as factoring, forfeiting and leasing is even more urgent. Nearly a decade experience with merchant bank financing shows that it is well worth to take up factoring services for domestic deliveries because of the expensive nature of export factoring (domestic factors involves also foreign factors) and forfeiting seems to be a more favorable solution for export deliveries.
1124: William Douglas Harcourt (diaries)
Creators: name: Project Team, Lest We Forget
Publisher: name: University of Oxford
Year: 2024
Subjects: classificationCode: 430304
subject: British history
classificationCode: 430308
subject: European history (excl. British, classical Greek and Roman)
classificationCode: 430316
subject: International history

description: This is a set of detailed diaries relating to the activities in the South African Horse Artillery and Royal Garrison Artillery of Mr Harcourt.
title: Study of ozonolysis of acoustically levitated proxies for atmospheric aerosols
Creators: name: Cabrera Martinez, E. R.
Publisher: name: University of Reading
Year: 2018

description: Atmospheric aerosols play an essential role in the climate. They are essential to the atmosphere as they help to form clouds and participate in the radiative balance and regulation of terrestrial surface temperature. Organic aerosols originate from natural and man-made sources. Meat cooking is considered an important contributor of a variety of organic compounds in the atmosphere, such as fatty acids. Oleic, linoleic and palmitoleic acids are the most commonly found long-chain unsaturated fatty acids in urban environments. These fatty acids contribute considerably to the aerosol fraction due to the reactions that they undergo, such as ozonolysis, which yields aerosols that have a notable impact on climate and health. It is known that the presence of water in variable relative humidity environments may affect the reaction of ozonolysis of unsaturated fatty acids since both, the carboxylic acid and the products formed may retain water at the surface, increasing the residence time of dissolved ozone at the surface and affecting the reactive uptake coefficient of ozone. The chemistry involved in the reactions of atmospheric aerosols still remains poorly understood. In this study, Raman acoustic levitation was used to assess the effect of ozone concentration, relative humidity, droplet size and the presence of surfactants, on the ozonolysis of fatty acids. It was found that droplet size affected the uptake coefficient, whereas relative humidity had a variable effect in the uptake coefficient depending on additional factors, such as ozone concentration and droplet diameter. The presence of surfactants such as sodium oleate decreased the uptake coefficient of ozone and induced a phase transformation of the levitated droplets, even under high relative humidity. Palmitoleic and linoleic acids showed more reactivity compared to oleic acid. Products were analysed by headspace solid-phase micro-extraction (SPME) coupled to gas chromatography mass spectrometry (GC–MS). A mechanism of ozonolysis of palmitoleic acids was proposed, and some products were verified to be formed from the reactions. Products of ozonolysis of fatty acids were identified.
Role of Isabella in G.A. Rossini’s L’Italiana in Algeri
Creators: name: Muendel, Heidi Margarethe
Publisher: name: University of British Columbia
Year: 2010

description: The thesis for the Master of Music degree in Opera Consists of the performance of a major role in one full Opera production. I performed the role of Isabella in G.A. Rossini's L'Italiana in Algeri on November 3, 2002.
НЕФТЯНЫЕ ШОКИ В XXI ВЕКЕ И РОЛЬ ОПЕК ПО СТАБИЛИЗАЦИИ СИТУАЦИИ НА МИРОВОМ НЕФТЯНОМ РЫНКЕ
Creators: name: БОКОВ А.Н.
Publisher: name: Инновации и инвестиции
Year: 2021
Subjects: НЕФТЬ
НЕФТЯНОЙ ШОК
КРИЗИС
МИРОВОЙ НЕФТЯНОЙ РЫНОК
ОПЕК
OIL
OIL SHOCK
CRISIS
WORLD OIL MARKET
OPEC

description: В статье рассматриваются нефтяные шоки 21 века и меры, предпринимаемые Организацией стран-экспортеров нефти (ОПЕК) по их стабилизации. Автором рассмотрены причины падения цен на нефть и анализируются факторы, повлиявшие на стабилизацию цен на нефть. Отмечается, что за последние годы влияние ОПЕК на мировой нефтяной рынок несколько снизилось, что было обусловлено ростом добычи нефти в таких странах, как США, Россия, Канада, Бразилия и Китай. По мнению автора, страны, добывающие и экспортирующие нефть будут продолжать попытки стабилизации высоких цен на нефть путем снижения объемов добычи, проведения переговоров и другими мерами посредством реализации Соглашения ОПЕК++.
Stability Increment Techniques by Altering Beam Members: A Review
Creators: name: Jamle, Sagar
name: Bhagwat Mahajan
Publisher: name: figshare
Year: 2020
Subjects: subject: 90506 Structural Engineering
subject: FOS: Civil engineering

description: To decrease the problem of less living land and the introduction of high rise structures let any country comes under their goal to achieve the sustainability. The Multistoried structures are built and consume a lesser land area that ultimately takes the city into metropolitan one.
If any city comes under the huge construction, the investments are also generated that make it as a major city across the country. The buildings taller in height are the only possibility presented since it delivers more correctness in lesser space consumption. In this study, various papers allied to this topic are intensively reviewed in which an enormous work is done in this field earlier. To make these buildings inexpensive, harmless and suitable it is really important to add new ideas and expertise. Among them,
stability increment techniques are now demands more in the field of structural engineering. By the help of this study, various papers are reviewed intensively in which a huge work has been done accompanying to this subject. With the help of this literature survey, we came to know the conclusive outcome which forms the research objectives of our
technical aspects of the supplementary study.
title: Sustainable neighbourhood masterplans: an analysis of the role of BREEAM Communities in green infrastructure evaluation
Creators: name: Callway, Roselie Frances
Publisher: name: University of Reading
Year: 2018

description: Evaluative practice is described as an integrated or ‘embedded’ part of urban design processes, helping to establish, trace and refine designers’ intentions, supporting the rational enhancement of design decisions and associated actions. This assumption is central to standard evaluative frameworks, such as the UK sustainable neighbourhood masterplan standard, BREEAM Communities (BC). There is a need to better understand this concept of ‘embedded evaluation’, by examining how evaluation functions in the transition from masterplan design to end-use. This includes examining to what extent standard evaluative frameworks like BC promote an embedded evaluative approach, directing decisions and material outcomes towards the standard’s definition of a sustainable neighbourhood. Adopting an empirical lens of green infrastructure (GI) evaluation and an analytical framework of Strategy-as-Practice, this research examines the enactment of formal evaluative practices in six English masterplanned sites. Based on 48 interviews and document analysis, thirteen evaluative episodes are presented, reviewing how different actors structure, enact and respond to evaluative practices. The findings reveal dynamic relationships between evaluation, design, construction and in-use practices. In most of the episodes (11 of 13) GI intentions are compromised in the transition from design to construction. Four drivers of evaluative embeddedness are identified that affect these relationships: external drivers, responsibility, negotiation and reflexivity. The research considers the potential implications for GI evaluation and BC, including the need to address dominant evaluative practices, such as cost appraisal, to build non-specialist knowledge of GI and to assign evaluative responsibility throughout the masterplan journey.
Pengembangan dan Validitas Instrumen Tes Diagnostik Kemampuan Matematika pada Materi Listrik Magnet
Creators: name: Wibowo, Hari Anggit Cahyo
name: Hasyim, Faiz
Publisher: name: figshare
Year: 2020
Subjects: subject: 160808 Sociology and Social Studies of Science and Technology
subject: FOS: Sociology

description: Penelitian ini bertujuan untuk menghasilkan instrumen tes diagnostikmatematika yang valid dan reliabel untuk mengukur kemampuan matematikacalon guru fisika. Hal ini penting karena untuk memahami konsep fisika,mahasiswa memerlukan kemampuan matematika sebagai bahasa dalammenterjemahkan permasalahan fisika. Instrumen tes diagnostik ini dikembangkanmenggunakan metode pengembangan four-D. Ada empat langkah penelitian ini:(1) define, (2) design, (3) develop, dan (4) disseminate. Proses validasi instrumenada dua yaitu validasi ahli (ahli matematika, ahli fisika, dan ahli evaluasi) danvalidasi empiris. Tiga validator ahli merekomendasikan ada 68% soal tes yangvalid tanpa revisi, dan 32% harus direvisi. Berdasarkan hasil validasi empiris,sebesar 70% instrumen tes diagnostik matematika valid dan reliabel yangditunjukkan dengan nilai alpha sebesar 0,729.