Source: http://buhrman-group.aep.cornell.edu/publications/
Timestamp: 2019-04-18 18:44:16+00:00

Document:
C. L. Jermain, S. V. Aradhya, N. D. Reynolds, R. A. Buhrman, J. T. Brangham, M. R. Page, P. C. Hammel, F. Y. Yang, and D. C. Ralph, Increased low-temperature damping in yttrium iron garnet thin films, Physical Review B 95, 054450 (2017).
D. MacNeill, G. M. Stiehl, M. H. D. Guimaraes, R. A. Buhrman, J. Park, and D. C. Ralph, Control of spin-orbit torques through crystal symmetry in WTe2/ferromagnet bilayers, Nature Physics 13, 300 (2017).
D. MacNeill, G. M. Stiehl, M. H. D. Guimaraes, N. D. Reynolds, R. A. Buhrman, and D. C. Ralph, Thickness dependence of spin-orbit torques generated by WTe2, Physical Review B 96 (2017).
Y. X. Ou, D. C. Ralph, and R. A. Buhrman, Strong perpendicular magnetic anisotropy energy density at Fe alloy/HfO2 interfaces, Applied Physics Letters 110, 192403 (2017), 10.1063/1.4983170.
N. Reynolds, P. Jadaun, J. T. Heron, C. L. Jermain, J. Gibbons, R. Collette, R. A. Buhrman, D. G. Schlom, and D. C. Ralph, Spin Hall torques generated by rare-earth thin films, Physical Review B 95, 064412 (2017).
G. E. Rowlands, S. V. Aradhya, S. Shi, E. H. Yandel, J. Oh, D. C. Ralph, and R. A. Buhrman, Nanosecond magnetization dynamics during spin Hall switching of in-plane magnetic tunnel junctions, Applied Physics Letters 110, 122401 (2017).
K. An, X. Ma, C. F. Pai, J. S. Yang, K. S. Olsson, J. L. Erskine, D. C. Ralph, R. A. Buhrman, and X. Q. Li, “Current control of magnetic anisotropy via stress in a ferromagnetic metal waveguide,” Physical Review B 93, 140404 (2016).
S. V. Aradhya, G. E. Rowlands, J. Oh, D. C. Ralph, and R. A. Buhrman, “Nanosecond-Timescale Low Energy Switching of In-Plane Magnetic Tunnel Junctions through Dynamic Oersted-Field-Assisted Spin Hall Effect,” Nano Letters 16, 5987 (2016).
P. G. Gowtham, G. M. Stiehl, D. C. Ralph, and R. A. Buhrman, “Thickness-dependent magnetoelasticity and its effects on perpendicular magnetic anisotropy in Ta/CoFeB/MgO thin films,” Physical Review B 93, 024404 (2016).
C. L. Jermain, H. Paik, S. V. Aradhya, R. A. Buhrman, D. G. Schlom, and D. C. Ralph, “Low-damping sub-10-nm thin films of lutetium iron garnet grown by molecular-beam epitaxy,” Applied Physics Letters 109, 192408, (2016).
C. L. Jermain, G. E. Rowlands, R. A. Buhrman, and D. C. Ralph, “GPU-accelerated micromagnetic simulations using cloud computing,” Journal of Magnetism and Magnetic Materials 401, 320 (2016).
M. Kazemi, G. E. Rowlands, E. Ipek, R. A. Buhrman, and E. G. Friedman, “Compact Model for Spin-Orbit Magnetic Tunnel Junctions,” IEEE Transactions on Electron Devices 63, 848 (2016).
M. Kazemi, G. E. Rowlands, S. J. Shi, R. A. Buhrman, and E. G. Friedman, “All-Spin-Orbit Switching of Perpendicular Magnetization,” IEEE Transactions on Electron Devices 63, 4499 (2016).
M. H. Nguyen, D. C. Ralph, and R. A. Buhrman, “Spin Torque Study of the Spin Hall Conductivity and Spin Diffusion Length in Platinum Thin Films with Varying Resistivity,” Physical Review Letters 116, 126601, (2016).
M. H. Nguyen, M. N. Zhao, D. C. Ralph, and R. A. Buhrman, “Enhanced spin Hall torque efficiency in Pt100-xAlx and Pt100-xHfx alloys arising from the intrinsic spin Hall effect,” Applied Physics Letters 108, 242407, (2016).
Y. X. Ou, C. F. Pai, S. J. Shi, D. C. Ralph, and R. A. Buhrman, “Origin of field-like spin-orbit torques in heavy metal/ferromagnet/oxide thin film heterostructures,” Physical Review B 94, 140414, (2016).
Y. X. Ou, S. J. Shi, D. C. Ralph, and R. A. Buhrman, “Strong spin Hall effect in the antiferromagnet PtMn,” Physical Review B 93, 220405 (2016).
P. G. Gowtham, T. Moriyama, D. C. Ralph, & R. A. Buhrman, R. A. Traveling surface spin wave resonance spectroscopy using surface acoustic waves, Journal of Applied Physics 118, 233910, (2015).
P. G. Gowtham, G. E. Rowlands, & R. A. Buhrman, A critical analysis of the feasibility of pure strain actuated giant magnetostrictive nanoscale memories, Journal of Applied Physics 118, 183903, (2015).
P. G. Gowtham, G. M. Stiehl, G. M., D. C. Ralph, & R. A. Buhrman, R. A. Thickness dependent magnetoelasticity and its effects on perpendicular magnetic anisotropy in Ta/CoFeB/MgO thin films, Physical Review B 93, (2016).
C. L. Jermain, G. E. Rowlands, R. A. Buhrman, & D. C. Ralph, GPU accelerated micromagnetic simulations using cloud computing, Journal of Magnetism and Magnetic Materials 401, 320322, (2016).
M. Kazemi, G. E. Rowlands, E. Ipek, R. A. Buhrman, & E. G. Friedman, Compact Model for Spin Orbit Magnetic Tunnel Junctions, IEEE Transactions on Electron Devices 63, 848855, (2016).
Minh-Hai Nguyen, Chi-Feng Pai , Kayla X. Nguyen , David A. Muller, D. C. Ralph, and R. A. Buhrman, Enhancement of the antidamping spin torque efficacy of platinum by interface modification, Applied Physics Letters 106, 222402, (2015).
C. F. Pai, Y. Ou, L. H. Vilela Leao, D. C. Ralph, & R. A. Buhrman, Dependence of the efficiency of spin Hall torque on the transparency of Pt/ferromagnetic layer interfaces, Physical Review B 92, (2015).
J. Park, G. E. Rowlands, O. J. Lee, D. C. Ralph, R. A. Buhrman, Macrospin modeling of sub-ns pulse switching of perpendicularly magnetized free layer via spin-orbit torques for cryogenic memory applications. Appl Phys Lett 105, (Sep 8, 2014).
C. F. Pai, M. H. Nguyen, C. Belvin, L. H. Vilela-Leao, D. C. Ralph, R. A. Buhrman, Enhancement of perpendicular magnetic anisotropy and transmission of spin-Hall-effect-induced spin currents by a Hf spacer layer in W/Hf/CoFeB/MgO layer structures. Appl Phys Lett 104, (Feb 24, 2014).
O. J. Lee, L. Q. Liu, C. F. Pai, Y. Li, H. W. Tseng, P. G. Gowtham, J. P. Park, D. C. Ralph, R. A. Buhrman, Central role of domain wall depinning for perpendicular magnetization switching driven by spin torque from the spin Hall effect. Phys Rev B 89, 024418 (Jan 28, 2014).
K. An, D. R. Birt, C. F. Pai, K. Olsson, D. C. Ralph, R. A. Buhrman, X. Q. Li, Control of propagating spin waves via spin transfer torque in a metallic bilayer waveguide. Phys Rev B 89, (Apr 16, 2014).
O. J. Lee, P. M. Braganca, V. S. Pribiag, D. C. Ralph, R. A. Buhrman, Quasilinear spin-torque nano-oscillator via enhanced negative feedback of power fluctuations. Phys Rev B 88, 224411 (Dec 11, 2013).
P. M. Braganca, O. J. Lee, O. Ozatay, L. Liu, G. Finocchio, D. C. Ralph, R. A. Buhrman, Coherent and incoherent spin torque oscillations in a nanopillar magnetic spin-valve. Appl Phys Lett 102, 252402 (Jun 24, 2013).
L. Xue, C. Wang, Y. T. Cui, L. Q. Liu, A. Swander, J. Z. Sun, R. A. Buhrman, D. C. Ralph, Resonance Measurement of Nonlocal Spin Torque in a Three-Terminal Magnetic Device. Phys Rev Lett 108, 147201 (Apr 3, 2012).
L. Xue, C. Wang, Y. T. Cui, J. A. Katine, R. A. Buhrman, D. C. Ralph, Network analyzer measurements of spin transfer torques in magnetic tunnel junctions. Appl Phys Lett 101, 022417 (Jul 9, 2012).
J. T. Shaw, H. W. Tseng, S. Rajwade, L. T. Tung, R. A. Buhrman, E. C. Kan, Interface and oxide quality of CoFeB/MgO/Si tunnel junctions. J Appl Phys 111, 093908 (May 1, 2012).
C. F. Pai, L. Q. Liu, Y. Li, H. W. Tseng, D. C. Ralph, R. A. Buhrman, Spin transfer torque devices utilizing the giant spin Hall effect of tungsten. Appl Phys Lett 101, 122404 (Sep 17, 2012).
T. Moriyama, G. Finocchio, M. Carpentieri, B. Azzerboni, D. C. Ralph, R. A. Buhrman, Phase locking and frequency doubling in spin-transfer-torque oscillators with two coupled free layers. Phys Rev B 86, 060411 (Aug 27, 2012).
L. Q. Liu, C. F. Pai, D. C. Ralph, R. A. Buhrman, Magnetic Oscillations Driven by the Spin Hall Effect in 3-Terminal Magnetic Tunnel Junction Devices. Phys Rev Lett 109, 186602 (Oct 31, 2012).
L. Q. Liu, C. F. Pai, Y. Li, H. W. Tseng, D. C. Ralph, R. A. Buhrman, Spin-Torque Switching with the Giant Spin Hall Effect of Tantalum. Science 336, 555 (May 4, 2012).
L. Q. Liu, O. J. Lee, T. J. Gudmundsen, D. C. Ralph, R. A. Buhrman, Current-Induced Switching of Perpendicularly Magnetized Magnetic Layers Using Spin Torque from the Spin Hall Effect. Phys Rev Lett 109, 096602 (Aug 29, 2012).
X. W. Yu, V. S. Pribiag, Y. Acremann, A. A. Tulapurkar, T. Tyliszczak, K. W. Chou, B. Brauer, Z. P. Li, O. J. Lee, P. G. Gowtham, D. C. Ralph, R. A. Buhrman, J. Stohr, Images of a Spin-Torque-Driven Magnetic Nano-Oscillator. Phys Rev Lett 106, 167202 (Apr 21, 2011).
L. Xue, C. Wang, Y. T. Cui, J. A. Katine, R. A. Buhrman, D. C. Ralph, Conditions for microwave amplification due to spin-torque dynamics in magnetic tunnel junctions. Appl Phys Lett 99, 022505 (Jul 11, 2011).
C. Wang, Y. T. Cui, J. A. Katine, R. A. Buhrman, D. C. Ralph, Time-resolved measurement of spin-transfer-driven ferromagnetic resonance and spin torque in magnetic tunnel junctions. Nat Phys 7, 496 (Jun, 2011).
D. C. Ralph, Y. T. Cui, L. Q. Liu, T. Moriyama, C. Wang, R. A. Buhrman, Spin-transfer torque in nanoscale magnetic devices. Philos T R Soc A 369, 3617 (Sep 28, 2011).
L. Q. Liu, T. Moriyama, D. C. Ralph, R. A. Buhrman, Spin-Torque Ferromagnetic Resonance Induced by the Spin Hall Effect. Phys Rev Lett 106, 036601 (Jan 20, 2011).
O. J. Lee, D. C. Ralph, R. A. Buhrman, Spin-torque-driven ballistic precessional switching with 50 ps impulses. Appl Phys Lett 99, 102507 (Sep 5, 2011).
T. Moriyama, T. J. Gudmundsen, P. Y. Huang, L. Q. Liu, D. A. Muller, D. C. Ralph, R. A. Buhrman, Tunnel magnetoresistance and spin torque switching in MgO-based magnetic tunnel junctions with a Co/Ni multilayer electrode. Appl Phys Lett 97, 072513 (Aug 16, 2010).
G. Finocchio, V. S. Pribiag, L. Torres, R. A. Buhrman, B. Azzerboni, Spin-torque driven magnetic vortex self-oscillations in perpendicular magnetic fields. Appl Phys Lett 96, 102508 (Mar 8, 2010).
Y. T. Cui, G. Finocchio, C. Wang, J. A. Katine, R. A. Buhrman, D. C. Ralph, Single-Shot Time-Domain Studies of Spin-Torque-Driven Switching in Magnetic Tunnel Junctions. Phys Rev Lett 104, 097201 (Mar 5, 2010).
C. Wang, Y. T. Cui, J. Z. Sun, J. A. Katine, R. A. Buhrman, D. C. Ralph, Sensitivity of spin-torque diodes for frequency-tunable resonant microwave detection. J Appl Phys 106, 053905 (Sep 1, 2009).
C. Wang, Y. T. Cui, J. Z. Sun, J. A. Katine, R. A. Buhrman, D. C. Ralph, Bias and angular dependence of spin-transfer torque in magnetic tunnel junctions. Phys Rev B 79, 224416 (Jun, 2009).
J. C. Read, J. J. Cha, W. F. Egelhoff, H. W. Tseng, P. Y. Huang, Y. Li, D. A. Muller, R. A. Buhrman, High magnetoresistance tunnel junctions with Mg-B-O barriers and Ni-Fe-B free electrodes. Appl Phys Lett 94, 112504 (Mar 16, 2009).
V. S. Pribiag, G. Finocchio, B. J. Williams, D. C. Ralph, R. A. Buhrman, Long-timescale fluctuations in zero-field magnetic vortex oscillations driven by dc spin-polarized current. Phys Rev B 80, 180411 (Nov, 2009).
L. Q. Liu, T. Moriyama, D. C. Ralph, R. A. Buhrman, Reduction of the spin-torque critical current by partially canceling the free layer demagnetization field. Appl Phys Lett 94, 122508 (Mar 23, 2009).
O. J. Lee, V. S. Pribiag, P. M. Braganca, P. G. Gowtham, D. C. Ralph, R. A. Buhrman, Ultrafast switching of a nanomagnet by a combined out-of-plane and in-plane polarized spin current pulse. Appl Phys Lett 95, 012506 (Jul 6, 2009).
J. J. Cha, J. C. Read, W. F. Egelhoff, P. Y. Huang, H. W. Tseng, Y. Li, R. A. Buhrman, D. A. Muller, Atomic-scale spectroscopic imaging of CoFeB/Mg-B-O/CoFeB magnetic tunnel junctions. Appl Phys Lett 95, 032506 (Jul 20, 2009).
P. M. Braganca, J. A. Katine, N. C. Emley, D. Mauri, J. R. Childress, P. M. Rice, E. Delenia, D. C. Ralph, R. A. Buhrman, A Three-Terminal Approach to Developing Spin-Torque Written Magnetic Random Access Memory Cells. IEEE T Nanotechnol 8, 190 (Mar, 2009).
K. V. Thadani, G. Finocchio, Z. P. Li, O. Ozatay, J. C. Sankey, I. N. Krivorotov, Y. T. Cui, R. A. Buhrman, D. C. Ralph, Strong linewidth variation for spin-torque nano-oscillators as a function of in-plane magnetic field angle. Phys Rev B 78, 024409 (Jul, 2008).
J. C. Sankey, Y. T. Cui, J. Z. Sun, J. C. Slonczewski, R. A. Buhrman, D. C. Ralph, Measurement of the spin-transfer-torque vector in magnetic tunnel junctions. Nat Phys 4, 67 (Jan, 2008).
O. Ozatay, P. G. Gowtham, K. W. Tan, J. C. Read, K. A. Mkhoyan, M. G. Thomas, G. D. Fuchs, P. M. Braganca, E. M. Ryan, K. V. Thadani, J. Silcox, D. C. Ralph, R. A. Buhrman, Sidewall oxide effects on spin-torque- and magnetic-field-induced reversal characteristics of thin-film nanomagnets. Nat Mater 7, 567 (Jul, 2008).
I. N. Krivorotov, N. C. Emley, R. A. Buhrman, D. C. Ralph, Time-domain studies of very-large-angle magnetization dynamics excited by spin transfer torques. Phys Rev B 77, 054440 (Feb, 2008).
G. Finocchio, O. Ozatay, L. Torres, R. A. Buhrman, D. C. Ralph, B. Azzerboni, Spin-torque-induced rotational dynamics of a magnetic vortex dipole. Phys Rev B 78, 174408 (Nov, 2008).
Y. T. Cui, J. C. Sankey, C. Wang, K. V. Thadani, Z. P. Li, R. A. Buhrman, D. C. Ralph, Resonant spin-transfer-driven switching of magnetic devices assisted by microwave current pulses. Phys Rev B 77, (Jun, 2008).
P. M. Braganca, O. Ozatay, A. G. F. Garcia, O. J. Lee, D. C. Ralph, R. A. Buhrman, Enhancement in spin-torque efficiency by nonuniform spin current generated within a tapered nanopillar spin valve. Phys Rev B 77, (Apr, 2008).
J. C. Read, P. G. Mather, R. A. Buhrman, X-ray photoemission study of CoFeB/MgO thin film bilayers. Appl Phys Lett 90, 132503 (Mar 26, 2007).
V. S. Pribiag, I. N. Krivorotov, G. D. Fuchs, P. M. Braganca, O. Ozatay, J. C. Sankey, D. C. Ralph, R. A. Buhrman, Magnetic vortex oscillator driven by d.c. spin-polarized current. Nat Phys 3, 498 (Jul, 2007).
I. N. Krivorotov, D. V. Berkov, N. L. Gorn, N. C. Emley, C. Sankey, D. C. Ralph, R. A. Buhrman, Large-amplitude coherent spin waves excited by spin-polarized current in nanoscale spin valves. Phys Rev B 76, 024418 (Jul, 2007).
G. D. Fuchs, J. C. Sankey, V. S. Pribiag, L. Qian, P. M. Braganca, A. G. F. Garcia, E. M. Ryan, Z. P. Li, O. Ozatay, D. C. Ralph, R. A. Buhrman, Spin-torque ferromagnetic resonance measurements of damping in nanomagnets. Appl Phys Lett 91, 062507 (Aug 6, 2007).
G. Finocchio, I. N. Krivorotov, L. Torres, R. A. Buhrman, D. C. Ralph, B. Azzerboni, Magnetization reversal driven by spin-polarized current in exchange-biased nanoscale spin valves. Phys Rev B 76, 174408 (Nov, 2007).
G. Finocchio, B. Azzerboni, G. D. Fuchs, R. A. Buhrman, L. Torres, Micromagnetic modeling of magnetization switching driven by spin-polarized current in magnetic tunnel junctions. J Appl Phys 101, (Mar 15, 2007).
P. Chalsani, S. K. Upadhyay, O. Ozatay, R. A. Buhrman, Andreev reflection measurements of spin polarization. Phys Rev B 75, 094417 (Mar, 2007).
J. J. Cha, J. C. Read, R. A. Buhrman, D. A. Muller, Spatially resolved electron energy-loss spectroscopy of electron-beam grown and sputtered CoFeB/MgO/CoFeB magnetic tunnel junctions. Appl Phys Lett 91, 062516 (Aug 6, 2007).
J. C. Sankey, P. M. Braganca, A. G. F. Garcia, I. N. Krivorotov, R. A. Buhrman, D. C. Ralph, Spin-transfer-driven ferromagnetic resonance of individual nanomagnets. Phys Rev Lett 96, 227601 (Jun 9, 2006).
O. Ozatay, K. A. Mkhoyan, M. G. Thomas, G. D. Fuchs, J. Silcox, R. A. Buhrman, Analytical electron microscopy study of growth mechanism for smoothing of metallic multilayer thin films. Appl Phys Lett 89, 162509 (Oct 16, 2006).
O. Ozatay, N. C. Emley, P. M. Braganca, A. G. F. Garcia, G. D. Fuchs, I. N. Krivorotov, R. A. Buhrman, D. C. Ralph, Spin transfer by nonuniform current injection into a nanomagnet. Appl Phys Lett 88, 202502 (May 15, 2006).
P. G. Mather, J. C. Read, R. A. Buhrman, Disorder, defects, and band gaps in ultrathin (001) MgO tunnel barrier layers. Phys Rev B 73, 205412 (May, 2006).
G. D. Fuchs, J. A. Katine, S. I. Kiselev, D. Mauri, K. S. Wooley, D. C. Ralph, R. A. Buhrman, Spin torque, tunnel-current spin polarization, and magnetoresistance in MgO magnetic tunnel junctions. Phys Rev Lett 96, 186603 (May 12, 2006).
N. C. Emley, I. N. Krivorotov, O. Ozatay, A. G. F. Garcia, J. C. Sankey, D. C. Ralph, R. A. Buhrman, Time-resolved spin-torque switching and enhanced damping in Permalloy/Cu/Permalloy spin-valve nanopillars. Phys Rev Lett 96, 247204 (Jun 23, 2006).
E. Tan, P. G. Mather, A. C. Perrella, J. C. Read, R. A. Buhrman, Oxygen stoichiometry and instability in aluminum oxide tunnel barrier layers. Phys Rev B 71, 161401 (Apr, 2005).
J. C. Sankey, I. N. Krivorotov, S. I. Kiselev, P. M. Braganca, N. C. Emley, R. A. Buhrman, D. C. Ralph, Mechanisms limiting the coherence time of spontaneous magnetic oscillations driven by dc spin-polarized currents. Phys Rev B 72, 224427 (Dec, 2005).
A. C. Perrella, P. G. Mather, R. A. Buhrman, Loss of polarization in a hot-electron current through electron-electron scattering. J Appl Phys 98, 093713 (Nov 1, 2005).
P. G. Mather, A. C. Perrella, E. Tan, J. C. Read, R. A. Buhrman, Tunneling spectroscopy studies of treated aluminum oxide tunnel barrier layers. Appl Phys Lett 86, 242504 (Jun 13, 2005).
I. N. Krivorotov, N. C. Emley, J. C. Sankey, S. I. Kiselev, D. C. Ralph, R. A. Buhrman, Time-domain measurements of nanomagnet dynamics driven by spin-transfer torques. Science 307, 228 (Jan 14, 2005).
S. I. Kiselev, J. C. Sankey, I. N. Krivorotov, N. C. Emley, A. G. F. Garcia, R. A. Buhrman, D. C. Ralph, Spin-transfer excitations of permalloy nanopillars for large applied currents. Phys Rev B 72, 064430 (Aug, 2005).
G. D. Fuchs, I. N. Krivorotov, P. M. Braganca, N. C. Emley, A. G. F. Garcia, D. C. Ralph, R. A. Buhrman, Adjustable spin torque in magnetic tunnel junctions with two fixed layers. Appl Phys Lett 86, 152509 (Apr 11, 2005).
P. M. Braganca, I. N. Krivorotov, O. Ozatay, A. G. F. Garcia, N. C. Emley, J. C. Sankey, D. C. Ralph, R. A. Buhrman, Reducing the critical current for short-pulse spin-transfer switching of nanomagnets. Appl Phys Lett 87, 112507 (Sep 12, 2005).
O. Ozatay, P. Chalsani, N. C. Emley, I. N. Krivorotov, R. A. Buhrman, Magnetoresistance and magnetostriction effects in ballistic ferromagnetic nanoconstrictions. J Appl Phys 95, 7315 (Jun 1, 2004).
I. N. Krivorotov, N. C. Emley, A. G. F. Garcia, J. C. Sankey, S. I. Kiselev, D. C. Ralph, R. A. Buhrman, Temperature dependence of spin-transfer-induced switching of nanomagnets. Phys Rev Lett 93, 166603 (Oct 15, 2004).
S. I. Kiselev, J. C. Sankey, I. N. Krivorotov, N. C. Emley, M. Rinkoski, C. Perez, R. A. Buhrman, D. C. Ralph, Current-induced nanomagnet dynamics for magnetic fields perpendicular to the sample plane. Phys Rev Lett 93, 036601 (Jul 16, 2004).
G. D. Fuchs, N. C. Emley, I. N. Krivorotov, P. M. Braganca, E. M. Ryan, S. I. Kiselev, J. C. Sankey, D. C. Ralph, R. A. Buhrman, J. A. Katine, Spin-transfer effects in nanoscale magnetic tunnel junctions. Appl Phys Lett 85, 1205 (Aug 16, 2004).
N. C. Emley, F. J. Albert, E. M. Ryan, I. N. Krivorotov, D. C. Ralph, R. A. Buhrman, J. M. Daughton, A. Jander, Reduction of spin transfer by synthetic antiferromagnets. Appl Phys Lett 84, 4257 (May 24, 2004).
S. I. Kiselev, J. C. Sankey, I. N. Krivorotov, N. C. Emley, R. J. Schoelkopf, R. A. Buhrman, D. C. Ralph, Microwave oscillations of a nanomagnet driven by a spin-polarized current. Nature 425, 380 (Sep 25, 2003).
W. H. Rippard, A. C. Perrella, F. J. Albert, R. A. Buhrman, Ultrathin aluminum oxide tunnel barriers. Phys Rev Lett 88, 046805 (Jan 28, 2002).
A. C. Perrella, W. H. Rippard, P. G. Mather, M. J. Plisch, R. A. Buhrman, Scanning tunneling spectroscopy and ballistic electron emission microscopy studies of aluminum-oxide surfaces. Phys Rev B 65, 201403 (May 15, 2002).
E. B. Myers, F. J. Albert, J. C. Sankey, E. Bonet, R. A. Buhrman, D. C. Ralph, Thermally activated magnetic reversal induced by a spin-polarized current. Phys Rev Lett 89, 196801 (Nov 4, 2002).
W. F. Egelhoff, M. D. Stiles, D. P. Pappas, D. T. Pierce, J. M. Byers, M. B. Johnson, B. T. Jonker, S. F. Alvarado, J. F. Gregg, J. A. C. Bland, R. A. Buhrman, Spin polarization of injected electrons. Science 296, (May 17, 2002).
F. J. Albert, N. C. Emley, E. B. Myers, D. C. Ralph, R. A. Buhrman, Quantitative study of magnetization reversal by spin-polarized current in magnetic multilayer nanopillars. Phys Rev Lett 89, 226802 (Nov 25, 2002).
S. A. Wolf, D. D. Awschalom, R. A. Buhrman, J. M. Daughton, S. von Molnar, M. L. Roukes, A. Y. Chtchelkanova, D. M. Treger, Spintronics: A spin-based electronics vision for the future. Science 294, 1488 (Nov 16, 2001).
W. H. Rippard, A. C. Perrella, R. A. Buhrman, Ballistic current transport studies of ferromagnetic multilayer films and tunnel junctions (invited). J Appl Phys 89, 6642 (Jun 1, 2001).
W. H. Rippard, A. C. Perrella, R. A. Buhrman, Ballistic electron microscopy study of ultrathin oxidized aluminum barriers for magnetic tunnel junctions. Appl Phys Lett 78, 1601 (Mar 12, 2001).
M. J. Plisch, J. L. Chang, J. Silcox, R. A. Buhrman, Atomic-scale characterization of a Co/AlOx/Co magnetic tunnel junction by scanning transmission electron microscopy. Appl Phys Lett 79, 391 (Jul 16, 2001).
M. K. Weilmeier, W. H. Rippard, R. A. Buhrman, Ballistic-electron-emission microscopy of conduction-electron surface states. Phys Rev B 61, 7161 (Mar 15, 2000).
W. H. Rippard, A. C. Perrella, P. Chalsani, F. J. Albert, J. A. Katine, R. A. Buhrman, Observation of magnetization reversal of thin-film permalloy nanostructures using ballistic electron magnetic microscopy. Appl Phys Lett 77, 1357 (Aug 28, 2000).
W. H. Rippard, R. A. Buhrman, Ballistic electron magnetic microscopy studies of magnetization reversal in Co/Cu/Co trilayer films. J Appl Phys 87, 6490 (May 1, 2000).
W. H. Rippard, R. A. Buhrman, Spin-dependent hot electron transport in Co/Cu thin films. Phys Rev Lett 84, 971 (Jan 31, 2000).
E. B. Myers, D. C. Ralph, J. A. Katine, F. J. Albert, R. A. Buhrman, Point-contact studies of current-controlled domain switching in magnetic multilayers. J Appl Phys 87, 5502 (May 1, 2000).
J. A. Katine, F. J. Albert, R. A. Buhrman, E. B. Myers, D. C. Ralph, Current-driven magnetization reversal and spin-wave excitations in Co/Cu/Co pillars. Phys Rev Lett 84, 3149 (Apr 3, 2000).
J. A. Katine, F. J. Albert, R. A. Buhrman, Current-induced realignment of magnetic domains in nanostructured Cu/Co multilayer pillars. Appl Phys Lett 76, 354 (Jan 17, 2000).
F. J. Albert, J. A. Katine, R. A. Buhrman, D. C. Ralph, Spin-polarized current switching of a Co thin film nanomagnet. Appl Phys Lett 77, 3809 (Dec 4, 2000).
M. K. Weilmeier, W. H. Rippard, R. A. Buhrman, Ballistic electron transport through Au(111)/Si(111) and Au(111)/Si(100) interfaces. Phys Rev B 59, R2521 (Jan 15, 1999).
S. K. Upadhyay, R. N. Louie, R. A. Buhrman, Spin filtering by ultrathin ferromagnetic films. Appl Phys Lett 74, 3881 (Jun 21, 1999).
J. P. Sydow, R. A. Buhrman, Effect of ozone anneals on YBa2Cu3-xCoxOz thin films. Ieee T Appl Supercon 9, 1994 (Jun, 1999).
J. P. Sydow, M. Berninger, R. A. Buhrman, B. H. Moeckly, On the characteristic voltage of highly oxygenated YBCO grain boundary junctions. Supercond Sci Tech 12, 723 (Nov, 1999).
J. P. Sydow, M. Berninger, R. A. Buhrman, B. H. Moeckly, Effects of oxygen content on YBCO Josephson junction structures. Ieee T Appl Supercon 9, 2993 (Jun, 1999).
W. H. Rippard, R. A. Buhrman, Ballistic electron magnetic microscopy: Imaging magnetic domains with nanometer resolution. Appl Phys Lett 75, 1001 (Aug 16, 1999).
E. B. Myers, D. C. Ralph, J. A. Katine, R. N. Louie, R. A. Buhrman, Current-induced switching of domains in magnetic multilayer devices. Science 285, 867 (Aug 6, 1999).
J. L. Lee, C. A. Weiss, R. A. Buhrman, J. Silcox, Scanning transmission electron microscopy studies of the microstructure and chemistry of the YBa2Cu3O7-delta/BaF2 interface. Micron 30, 437 (Oct, 1999).
J. A. Katine, A. Palanisami, R. A. Buhrman, Width dependence of giant magnetoresistance in Cu/Co multilayer nanowires. Appl Phys Lett 74, 1883 (Mar 29, 1999).
K. A. Ellis, R. A. Buhrman, Phosphorus diffusion in silicon oxide and oxynitride gate dielectrics. Electrochem Solid St 2, 516 (Oct, 1999).
K. A. Ellis, R. A. Buhrman, Nitrous oxide (N2O) processing for silicon oxynitride gate dielectrics. Ibm J Res Dev 43, 287 (May, 1999).
K. A. Ellis, R. A. Buhrman, Time-dependent diffusivity of boron in silicon oxide and oxynitride. Appl Phys Lett 74, 967 (Feb 15, 1999).
J. von Delft, D. C. Ralph, R. A. Buhrman, S. K. Upadhyay, R. N. Louie, A. W. W. Ludwig, V. Ambegaokar, The 2-channel Kondo model I. Review of experimental evidence for its realization in metal nanoconstrictions. Ann Phys-New York 263, 1 (Feb 10, 1998).
S. K. Upadhyay, A. Palanisami, R. N. Louie, R. A. Buhrman, Probing ferromagnets with Andreev reflection. Phys Rev Lett 81, 3247 (Oct 12, 1998).
J. P. Sydow, D. Chamberlain, F. Ronnig, Y. Xu, R. A. Buhrman, Optimal oxygenation of YSr2Cu2.75Mo0.25Oz thin films. Physica C 299, 147 (Apr 10, 1998).
J. P. Sydow, D. Chamberlain, R. A. Buhrman, K. Char, B. H. Moeckly, Electromigration study of SNS ramp edge Josephson junctions. Appl Supercond 6, 511 (Oct-Dec, 1998).
J. P. Sydow, R. A. Buhrman, B. H. Moeckly, Basal plane oxygen vapor pressure of Co-doped YBa2Cu3O7-delta. Appl Phys Lett 72, 3512 (Jun 29, 1998).
K. A. Ellis, R. A. Buhrman, Boron diffusion in silicon oxides and oxynitrides. J Electrochem Soc 145, 2068 (Jun, 1998).
S. K. Upadhyay, R. N. Louie, R. A. Buhrman, Low-energy restoration of Fermi-liquid behavior for two-channel Kondo scattering. Phys Rev B 56, 12033 (Nov 15, 1997).
J. P. Sydow, D. Chamberlain, F. Ronnig, Y. Xu, R. A. Buhrman, Growth and properties of YSr2Cu2.75Mo0.25O7-delta thin films. Ieee T Appl Supercon 7, 2138 (Jun, 1997).
D. Chamberlain, J. P. Sydow, R. A. Buhrman, B. H. Moeckly, K. Char, Micro-Raman spectroscopy studies of Co doped Y-Ba-Cu-O thin films. Ieee T Appl Supercon 7, 3658 (Jun, 1997).
K. A. Ellis, R. A. Buhrman, The removal of nitrogen during boron indiffusion in silicon gate oxynitrides. Appl Phys Lett 69, 535 (Jul 22, 1996).
K. A. Ellis, R. A. Buhrman, Furnace gas-phase chemistry of silicon oxynitridation in N2O. Appl Phys Lett 68, 1696 (Mar 18, 1996).
D. C. Ralph, A. W. W. Ludwig, J. Vondelft, R. A. Buhrman, 2-Channel Kondo Scaling in Conductance Signals from 2-Level Tunneling Systems – Reply (Vol 75, Pg 770, 1995). Phys Rev Lett 75, 2786 (Oct 2, 1995).
D. C. Ralph, A. W. W. Ludwig, J. Vondelft, R. A. Buhrman, 2-Channel Kondo Scaling in Conductance Signals from 2-Level Tunneling Systems – Reply. Phys Rev Lett 75, 770 (Jul 24, 1995).
D. C. Ralph, R. A. Buhrman, Kondo Scattering from Atomic 2-Level Tunneling Systems in Metals – Enhanced Conductance, Critical-Bias Transitions, and the Non-Fermi-Liquid Electronic-State. Phys Rev B 51, 3554 (Feb 1, 1995).
B. H. Moeckly, R. A. Buhrman, Electromagnetic Properties of YBa2Cu3O7-Delta Thin-Film Grain-Boundary Weak Links. IEEE T Appl Supercon 5, 3414 (Jun, 1995).
E. C. Carr, K. A. Ellis, R. A. Buhrman, N-Depth Profiles in Thin Sio2 Grown or Processed in N2o – the Role of Atomic Oxygen. Appl Phys Lett 66, 1492 (Mar 20, 1995).
S. Scouten, Y. Z. Xu, B. H. Moeckly, R. A. Buhrman, Low-Frequency Noise in the Normal-State of Thin-Film High-Temperature Superconductors. Phys Rev B 50, 16121 (Dec 1, 1994).
D. C. Ralph, A. W. W. Ludwig, J. Vondelft, R. A. Buhrman, 2-Channel Kondo Scaling in Conductance Signals from 2-Level Tunneling Systems. Phys Rev Lett 72, 1064 (Feb 14, 1994).
D. C. Ralph, R. A. Buhrman, Kondo-Assisted and Resonant-Tunneling Via a Single Charge Trap – a Realization of the Anderson Model out of Equilibrium. Phys Rev Lett 72, 3401 (May 23, 1994).
D. C. Ralph, R. A. Buhrman, Effects of Electron Heating on Conductance Fluctuations in Mesoscopic Wires. Phys Rev B 49, 2257 (Jan 15, 1994).
B. H. Moeckly, R. A. Buhrman, P. E. Sulewski, Micro-Raman Spectroscopy of Electromigration-Induced Oxygen Vacancy Aggregation in YBa2Cu3O7-Delta. Appl Phys Lett 64, 1427 (Mar 14, 1994).
B. H. Moeckly, R. A. Buhrman, Josephson Properties of Basal-Plane-Faced Tilt Boundaries in Yba2cu3o7-Delta Thin-Films. Appl Phys Lett 65, 3126 (Dec 12, 1994).
D. C. Ralph, K. S. Ralls, R. A. Buhrman, Ensemble Studies of Nonlinear Conductance Fluctuations in Phase Coherent Samples. Phys Rev Lett 70, 986 (Feb 15, 1993).
K. S. Ralls, D. C. Ralph, R. A. Buhrman, Impact of a Single Defect on the Conductance – Local Interference and Universal Conductance Fluctuations. Phys Rev B 47, 10509 (Apr 15, 1993).
B. H. Moeckly, D. K. Lathrop, R. A. Buhrman, Electromigration Study of Oxygen Disorder and Grain-Boundary Effects in YBa2Cu3O7-Delta Thin-Films. Phys Rev B 47, 400 (Jan 1, 1993).
E. C. Carr, R. A. Buhrman, Role of Interfacial Nitrogen in Improving Thin Silicon-Oxides Grown in N2o. Appl Phys Lett 63, 54 (Jul 5, 1993).
D. C. Ralph, R. A. Buhrman, Observations of Kondo Scattering without Magnetic-Impurities – a Point Contact Study of 2-Level Tunneling Systems in Metals. Phys Rev Lett 69, 2118 (Oct 5, 1992).
H. D. Hallen, T. Huang, A. Fernandez, J. Silcox, R. A. Buhrman, Hot-Electron Interactions at the Passivated Gold-Silicon Interface. Phys Rev Lett 69, 2931 (Nov 16, 1992).
H. D. Hallen, A. Fernandez, T. Huang, J. Silcox, R. A. Buhrman, Scattering and Spectral Shape in Ballistic-Electron-Emission Microscopy of Nisi2-Si(111) and Au-Si Samples. Phys Rev B 46, 7256 (Sep 15, 1992).
K. S. Ralls, R. A. Buhrman, Microscopic Study of 1/F Noise in Metal Nanobridges. Phys Rev B 44, 5800 (Sep 15, 1991).
L. Pesenson, R. P. Robertazzi, R. A. Buhrman, S. R. Cypher, B. D. Hunt, Interacting and Self-Organized 2-Level States in Tunnel Barriers. Phys Rev Lett 67, 2866 (Nov 11, 1991).
M. G. Norton, B. H. Moeckly, C. B. Carter, R. A. Buhrman, Growth-Mechanism of Yba2cu3o7-Delta Thin-Films on Vicinal Mgo. J Cryst Growth 114, 258 (Oct, 1991).
B. H. Moeckly, D. K. Lathrop, S. E. Russek, R. A. Buhrman, M. G. Norton, C. B. Carter, Growth and Properties of YBa2Cu3O7 Thin-Films on Non-Lattice-Matched and Polycrystalline Substrates. Ieee T Magn 27, 1017 (Mar, 1991).
D. K. Lathrop, S. E. Russek, B. H. Moeckly, D. Chamberlain, L. Pesenson, R. A. Buhrman, D. H. Shin, J. Silcox, Josephson-Like Properties of YBa2Cu3O7 Thin-Film Weak Links. Ieee T Magn 27, 3203 (Mar, 1991).
D. K. Lathrop, B. H. Moeckly, S. E. Russek, R. A. Buhrman, Transport-Properties of High-Angle Grain-Boundary Weak Links in YBa2Cu3O7 Thin-Films. Appl Phys Lett 58, 1095 (Mar 11, 1991).
H. D. Hallen, A. Fernandez, T. Huang, R. A. Buhrman, J. Silcox, Gold Silicon Interface Modification Studies. J Vac Sci Technol B 9, 585 (Mar-Apr, 1991).
A. Fernandez, H. D. Hallen, T. Huang, R. A. Buhrman, J. Silcox, Elastic-Scattering in Ballistic-Electron-Emission-Microscopy Studies of the Epitaxial Nisi2/Si(111) Interface. Phys Rev B 44, 3428 (Aug 15, 1991).
A. Fernandez, H. D. Hallen, T. Huang, R. A. Buhrman, J. Silcox, Ballistic Electron-Emission Microscopy Studies of the Nisi2 Si(111) Interface. J Vac Sci Technol B 9, 590 (Mar-Apr, 1991).
D. H. Shin, J. Silcox, S. E. Russek, D. K. Lathrop, B. Moeckly, R. A. Buhrman, Clean Grain-Boundaries and Weak Links in High-Tc Superconducting Yba2cu3o7-X Thin-Films. Appl Phys Lett 57, 508 (Jul 30, 1990).
S. E. Russek, D. K. Lathrop, B. H. Moeckly, R. A. Buhrman, D. H. Shin, J. Silcox, Scaling Behavior of YBa2Cu3O7-Delta Thin-Film Weak Links. Appl Phys Lett 57, 1155 (Sep 10, 1990).
B. H. Moeckly, S. E. Russek, D. K. Lathrop, R. A. Buhrman, M. G. Norton, C. B. Carter, Growth and Properties of YBa2Cu3O7 Thin-Films on Vicinal and Polycrystalline Mgo Substrates. Appl Phys Lett 57, 2951 (Dec 31, 1990).
B. H. Moeckly, S. E. Russek, D. K. Lathrop, R. A. Buhrman, J. Li, J. W. Mayer, Growth of YBa2Cu3O7 Thin-Films on Mgo – the Effect of Substrate Preparation. Appl Phys Lett 57, 1687 (Oct 15, 1990).
A. Fernandez, H. D. Hallen, T. Huang, R. A. Buhrman, J. Silcox, Ballistic Electron Studies and Modification of the Au/Si Interface. Appl Phys Lett 57, 2826 (Dec 24, 1990).
L. A. Tietz, C. B. Carter, D. K. Lathrop, S. E. Russek, R. A. Buhrman, J. R. Michael, Crystallography of Yba2cu3o6+X Thin-Film Substrate Interfaces. J Mater Res 4, 1072 (Sep-Oct, 1989).
K. Tanabe, D. K. Lathrop, S. E. Russek, R. A. Buhrman, Epitaxial Y-Ba-Cu-O Thin-Films on Mgo Deposited by High-Pressure Reactive Magnetron Sputtering. J Appl Phys 66, 3148 (Oct 1, 1989).
R. P. Robertazzi, R. A. Buhrman, Josephson Terahertz Local Oscillator. Ieee T Magn 25, 1384 (Mar, 1989).
K. S. Ralls, D. C. Ralph, R. A. Buhrman, Individual-Defect Electromigration in Metal Nanobridges. Phys Rev B 40, 11561 (Dec 15, 1989).
K. S. Ralls, R. A. Buhrman, R. C. Tiberio, Fabrication of Thin-Film Metal Nanobridges. Appl Phys Lett 55, 2459 (Dec 4, 1989).
D. K. Lathrop, S. E. Russek, K. Tanabe, R. A. Buhrman, YBa2Cu3O7 Thin-Films Grown by High-Pressure Reactive Evaporation and High-Pressure Reactive Sputtering. IEEE T Magn 25, 2218 (Mar, 1989).
K. R. Farmer, R. A. Buhrman, Defect Dynamics and Wear-out in Thin Silicon-Oxides. Semicond Sci Tech 4, 1084 (Dec, 1989).
L. A. Tietz, B. C. Decooman, C. B. Carter, D. K. Lathrop, S. E. Russek, R. A. Buhrman, Structure of Superconducting Thin-Films of Yba2cu3o7-X Grown on Srtio3 and Cubic Zirconia. J Electron Micr Tech 8, 263 (Mar, 1988).
R. P. Robertazzi, R. A. Buhrman, Nbn Josephson Tunnel-Junctions for Terahertz Local Oscillators. Appl Phys Lett 53, 2441 (Dec 12, 1988).
K. S. Ralls, R. A. Buhrman, Defect Interactions and Noise in Metallic Nanoconstrictions. Phys Rev Lett 60, 2434 (Jun 6, 1988).
S. A. Nelson, H. D. Hallen, R. A. Buhrman, A Structural and Electrical Comparison of Thin Sio2-Films Grown on Silicon by Plasma Anodization and Rapid Thermal-Processing to Furnace Oxidation. J Appl Phys 63, 5027 (May 15, 1988).
K. R. Farmer, R. Saletti, R. A. Buhrman, Current Fluctuations and Silicon-Oxide Wear-out in Metal-Oxide-Semiconductor Tunnel-Diodes. Appl Phys Lett 52, 1749 (May 16, 1988).
D. R. Dykaar, R. Sobolewski, J. M. Chwalek, J. F. Whitaker, T. Y. Hsiang, G. A. Mourou, D. K. Lathrop, S. E. Russek, R. A. Buhrman, High-Frequency Characterization of Thin-Film Y-Ba-Cu Oxide Superconducting Transmission-Lines. Appl Phys Lett 52, 1444 (Apr 25, 1988).
P. E. Sulewski, A. J. Sievers, S. E. Russek, H. D. Hallen, D. K. Lathrop, R. A. Buhrman, Measurement of the Superconducting Energy-Gap in La-Ba-Cu Oxide and La-Sr-Cu Oxide. Phys Rev B 35, 5330 (Apr 1, 1987).
P. E. Sulewski, A. J. Sievers, R. A. Buhrman, J. M. Tarascon, L. H. Greene, W. A. Curtin, Far-Infrared Measurement of Alpha-2(Omega)F(Omega) in Superconducting La1.84sr0.16cuo4-Y. Phys Rev B 35, 8829 (Jun 1, 1987).
P. E. Sulewski, T. W. Noh, J. T. Mcwhirter, A. J. Sievers, S. E. Russek, R. A. Buhrman, C. S. Jee, J. E. Crow, R. E. Salomon, G. Myer, Free-Carrier Relaxation Dynamics in the Normal State of Sintered Yba2cu3o7-Y. Phys Rev B 36, 2357 (Aug 1, 1987).
C. T. Rogers, R. A. Buhrman, W. J. Gallagher, S. I. Raider, A. W. Kleinsasser, R. L. Sandstrom, Electron Trap States and Low-Frequency Noise in Tunnel-Junctions. Ieee T Magn 23, 1658 (Mar, 1987).
R. P. Robertazzi, B. D. Hunt, R. A. Buhrman, Coupled Tunnel Junction Experiments at the Gap Frequency. Ieee T Magn 23, 1271 (Mar, 1987).
G. A. Nyberg, R. A. Buhrman, High Optical Contrast in Vo2 Thin-Films Due to Improved Stoichiometry. Thin Solid Films 147, 111 (Mar 2, 1987).
S. A. Nelson, R. A. Buhrman, Thin Silicon-Oxides Grown by Low-Temperature Rf Plasma Anodization and Deposition. Appl Phys Lett 50, 1095 (Apr 20, 1987).
D. K. Lathrop, S. E. Russek, R. A. Buhrman, Production of Yba2cu3o7-Y Superconducting Thin-Films Insitu by High-Pressure Reactive Evaporation and Rapid Thermal Annealing. Appl Phys Lett 51, 1554 (Nov 9, 1987).
K. R. Farmer, C. T. Rogers, R. A. Buhrman, Localized-State Interactions in Metal-Oxide-Semiconductor Tunnel-Diodes. Phys Rev Lett 58, 2255 (May 25, 1987).
C. T. Rogers, R. A. Buhrman, H. Kroger, L. N. Smith, Characterization of Individual Electron Traps in Amorphous Si by Telegraph Noise Spectroscopy. Appl Phys Lett 49, 1107 (Oct 27, 1986).
C. T. Rogers, R. A. Buhrman, Discrete Lorentzian Structure in Low-Frequency Voltage Noise Spectra of Very Small Area Josephson Tunnel-Junctions. Ieee T Magn 21, 126 (1985).
C. T. Rogers, R. A. Buhrman, Nature of Single-Localized-Electron States Derived from Tunneling Measurements. Phys Rev Lett 55, 859 (1985).
B. D. Hunt, R. P. Robertazzi, R. A. Buhrman, Gap Suppression Devices. Ieee T Magn 21, 717 (1985).
C. T. Rogers, R. A. Buhrman, Composition of 1/F Noise in Metal-Insulator-Metal Tunnel-Junctions. Phys Rev Lett 53, 1272 (1984).
G. A. Nyberg, R. A. Buhrman, Preparation and Optical-Properties of Reactively Evaporated Vo2 Thin-Films. J Vac Sci Technol A 2, 301 (1984).
R. A. Buhrman, Superconductor Microstructures. Physica B & C 126, 62 (1984).
C. T. Rogers, R. A. Buhrman, Conductance Fluctuations and Low-Frequency Noise in Josephson-Junctions. Ieee T Magn 19, 453 (1983).
M. A. Peshkin, R. A. Buhrman, Non-Equilibrium Effects and Subgap Structure in Superconducting Contacts. Phys Rev B 28, 161 (1983).
B. D. Hunt, R. A. Buhrman, 3 Terminal, Non-Equilibrium Quasiparticle Device Experiments with Sub-Micron Tunnel-Junctions. Ieee T Magn 19, 1155 (1983).
U. J. Gibson, R. A. Buhrman, Optical-Response of Cermet Composite Films in the Microstructural Transition Region. Phys Rev B 27, 5046 (1983).
G. A. Nyberg, H. G. Craighead, R. A. Buhrman, Surface-Roughness and Thermal-Stability of Graded Cermet Photothermal Absorber Coatings with Very High Absorptivities. Thin Solid Films 96, 185 (1982).
G. A. Nyberg, H. G. Craighead, R. A. Buhrman, Roughened, Graded-Index, Cermet Photothermal Absorbers with Very High Absorptivities. P Soc Photo-Opt Inst 324, 117 (1982).
G. A. Nyberg, R. A. Buhrman, Macroscopic Surface-Roughness in Metal-Dielectric Composite Films – Photothermal Absorber Applications. Appl Phys Lett 40, 129 (1982).
U. J. Gibson, H. G. Craighead, R. A. Buhrman, Topological Considerations in the Optical-Properties of Granular Composite Films. Phys Rev B 25, 1449 (1982).
A. C. Callegari, R. A. Buhrman, Millimeter Wave Mixing with Sub-Micron Area Nb Tunnel-Junctions. J Appl Phys 53, 823 (1982).
C. M. Bastuscheck, R. A. Buhrman, J. D. Kulick, J. C. Scott, Filamentary Superconducting Normal-Metal Composites. Mol Cryst Liq Cryst 81, 873 (1982).
J. V. Mantese, W. I. Goldburg, D. H. Darling, H. G. Craighead, U. J. Gibson, R. A. Buhrman, W. W. Webb, Excess Low-Frequency Conduction Noise in a Granular Composite. Solid State Commun 37, 353 (1981).
A. W. Kleinsasser, B. D. Hunt, A. C. Callegari, C. Rogers, R. Tiberio, R. A. Buhrman, Sub-Micron Niobium Tunnel-Junctions with Reactive Ion-Beam Oxidation. IEEE T Magn 17, 307 (1981).
A. W. Kleinsasser, R. A. Buhrman, Niobium Josephson-Junctions with Reactive Ion-Beam Oxidation. B Am Phys Soc 26, 308 (1981).
B. D. Hunt, R. A. Buhrman, A Multilayer, High-Resolution, Ion-Bombardment-Tolerant Electron Resist System. J Vac Sci Technol 19, 1308 (1981).
T. T. Foxe, B. D. Hunt, C. Rogers, A. W. Kleinsasser, R. A. Buhrman, Reactive Ion Etching of Niobium. J Vac Sci Technol 19, 1394 (1981).
H. G. Craighead, R. E. Howard, J. E. Sweeney, R. A. Buhrman, Graded-Index Pt-Al2o3 Composite Solar Absorbers. Appl Phys Lett 39, 29 (1981).
J. C. Brown, R. A. Buhrman, Thin-Film Point Contact Josephson-Junctions. B Am Phys Soc 26, 308 (1981).
C. M. Bastuscheck, R. A. Buhrman, J. C. Scott, Magnetic-Behavior of a Superconductor-Normal-Conductor Composite (Sn)X. Phys Rev B 24, 6707 (1981).
A. W. Kleinsasser, R. A. Buhrman, Niobium Josephson-Junctions with Reactive Ion-Beam Oxidation. B Am Phys Soc 25, 197 (1980).
A. W. Kleinsasser, R. A. Buhrman, Fabrication of Josephson Tunnel-Junctions by Reactive Ion Milling. J Electrochem Soc 127, C109 (1980).
A. W. Kleinsasser, R. A. Buhrman, Preparation and Application of Ultrathin Oxide Barriers in a Thin-Film Edge-Geometry. J Electrochem Soc 127, C375 (1980).
A. W. Kleinsasser, R. A. Buhrman, High-Quality Sub-Micron Niobium Tunnel-Junctions with Reactive-Ion-Beam Oxidation. Appl Phys Lett 37, 841 (1980).
H. G. Craighead, R. A. Buhrman, A. J. Sievers, Evaporated Cermet Films as Solar Selective Photothermal Absorbers. Am Ceram Soc Bull 59, 329 (1980).
C. M. Bastuscheck, R. A. Buhrman, J. D. Kulick, J. C. Scott, Superconductivity in Niobium Triselenide. Solid State Commun 36, 983 (1980).
J. W. Warlaumont, J. C. Brown, T. Foxe, R. A. Buhrman, Microwave Enhancement of the Proximity Effect in Sns Micro-Tunnel Junctions. B Am Phys Soc 24, 330 (1979).
J. M. Warlaumont, R. A. Buhrman, Planar Sns Microbridges. Ieee T Magn 15, 570 (1979).
J. M. Warlaumont, J. C. Brown, T. Foxe, R. A. Buhrman, Microwave-Enhanced Proximity Effect in Superconductor-Normal-Metal-Superconductor Micro-Junctions. Phys Rev Lett 43, 169 (1979).
J. Warlaumont, J. C. Brown, R. A. Buhrman, Response-Times and Low-Voltage Behavior of Sns Microbridges. Appl Phys Lett 34, 415 (1979).
H. G. Craighead, R. Bartynski, R. A. Buhrman, L. Wojcik, A. J. Sievers, Metal-Insulator Composite Selective Absorbers. Sol Energ Mater 1, 105 (1979).
C. M. Bastuscheck, R. A. Buhrman, J. C. Scott, Superconducting Diamagnetism of Tase3. B Am Phys Soc 24, 387 (1979).
J. M. Warlaumont, R. A. Buhrman, Properties of SNS Planar Microbridges. B Am Phys Soc 23, 264 (1978).
A. W. Kleinsasser, R. A. Buhrman, Zero and 3 Dimensional Behavior in Superconducting Granular Aluminum. B Am Phys Soc 23, 358 (1978).
H. G. Craighead, R. A. Buhrman, A. J. Sievers, Cermet Films as Solar Selective Absorbers. Thin Solid Films 54, 171 (1978).
H. G. Craighead, R. A. Buhrman, Optical-Properties of Selectively Absorbing Metal-Insulator Composite Films. J Vac Sci Technol 15, 269 (1978).
R. A. Buhrman, Optical and Structural-Properties of Composite-Materials. B Am Phys Soc 23, 296 (1978).
C. M. Bastuscheck, R. A. Buhrman, H. Temkin, J. C. Scott, Dc Magnetic-Susceptibility of (SN)x. B Am Phys Soc 23, 305 (1978).
J. T. C. Yeh, R. A. Buhrman, Capacitively Shunted Variable-Thickness Microbridges. Appl Phys Lett 31, 362 (1977).
J. T. C. Yeh, R. A. Buhrman, Superconducting Lead Variable-Thickness Microbridges. J Appl Phys 48, 5360 (1977).
H. G. Craighead, R. A. Buhrman, Optical-Properties of Selectively Absorbing Ni-Al2o3 Composite Films. Appl Phys Lett 31, 423 (1977).
R. A. Buhrman, L. D. Jackel, Performance-Factors in Rf Squids – High-Frequency Limit. IEEE T Magn 13, 879 (1977).
L. D. Jackel, J. M. Warlaumont, T. D. Clark, J. C. Brown, R. A. Buhrman, M. T. Levinsen, Superconducting Weak-Link Current-Phase Relations. Appl Phys Lett 28, 353 (1976).
L. D. Jackel, W. H. Henkels, J. M. Warlaumont, R. A. Buhrman, Current-Phase Relations as Determinants of Thin-Film Weak-Link Iv Characteristics. B Am Phys Soc 21, 339 (1976).
L. D. Jackel, W. H. Henkels, J. M. Warlaumont, R. A. Buhrman, Current-Phase Relations as Determinants of Superconducting Thin-Film Weak-Link I-V Characteristics. Appl Phys Lett 29, 214 (1976).
C. G. Granqvist, R. A. Buhrman, J. Wyns, A. J. Sievers, Far-Infrared Absorption in Ultrafine Al Particles. Phys Rev Lett 37, 625 (1976).
C. G. Granqvist, R. A. Buhrman, Log-Normal Size Distributions of Ultrafine Metal Particles. Solid State Commun 18, 123 (1976).
C. G. Granqvist, R. A. Buhrman, Ultrafine Metal Particles. J Appl Phys 47, 2200 (1976).
C. G. Granqvist, R. A. Buhrman, Size Distributions for Supported Metal-Catalysts – Coalescence Growth Versus Ostwald Ripening. J Catal 42, 477 (1976).
R. A. Buhrman, C. G. Granqvist, Log-Normal Size Distributions from Magnetization Measurements on Small Superconducting Al Particles. J Appl Phys 47, 2220 (1976).
R. A. Buhrman, C. G. Granqvist, Size Distributions of Ultrafine Particles. B Am Phys Soc 21, 229 (1976).
J. M. Warlaumont, L. D. Jackel, J. C. Brown, T. D. Clark, R. A. Buhrman, Current-Phase Relations in Superconducting Weak Link Structures. B Am Phys Soc 20, 333 (1975).
D. B. Tanner, A. J. Sievers, R. A. Buhrman, Far-Infrared Absorption in Small Metallic Particles. Phys Rev B 11, 1330 (1975).
L. D. Jackel, T. D. Clark, R. A. Buhrman, Current-Phase Relations and Noise in Rf Biased Squids. IEEE T Magn Ma11, 732 (1975).
L. D. Jackel, T. D. Clark, R. A. Buhrman, Length Effects in Current-Phase Relation of Superconducting Microbridges. B Am Phys Soc 20, 333 (1975).
L. D. Jackel, R. A. Buhrman, Noise in the RF Squid. J Low Temp Phys 19, 201 (1975).
C. G. Granqvist, G. J. Milanowski, R. A. Buhrman, A15-Type Structure of Chromium Films and Particles. Phys Lett A 54, 245 (1975).
C. G. Granqvist, R. A. Buhrman, Statistical-Model for Coalescence of Islands in Discontinuous Films. Appl Phys Lett 27, 693 (1975).
L. D. Jackel, R. A. Buhrman, W. W. Webb, Direct Measurement of Current-Phase Relations in Superconducting Weak Links. Phys Rev B 10, 2782 (1974).
L. D. Jackel, R. A. Buhrman, W. W. Webb, Direct Measurement of Current-Phase Relation of Superconducting Weak Links. B Am Phys Soc 19, 205 (1974).
W. P. Halperin, C. N. Archie, F.B. Rasmussen, R. A. Buhrman, R. C. Richardson, Observation of Nuclear Magnetic Order in Solid He-3. Phys Rev Lett 32, 927 (1974).
R. A. Buhrman, J. E. Lukens, L. D. Jackel, S. F. Strait, J. M. Warlaumont, W. W. Webb, Squid Techniques .1. Obtaining Reliability in Point-Contact SQUIDs. J Appl Phys 45, 4045 (1974).
R. A. Buhrman, W. P. Halperin, Elimination of Supercooling in Superconductors by Proximity Effect – New Bounds on Tc for Mg, Ag, and Au. J Low Temp Phys 16, 409 (1974).
W. P. Halperin, R. A. Buhrman, R.C. Richardson, Study of B-Phase Transition in Liquid 3-He. B Am Phys Soc 18, 642 (1973).
W. P. Halperin, R. A. Buhrman, D. M. Lee, R.C. Richardson, First-Order Character of B-Transition in Liquid He-3. Phys Lett A A 45, 233 (1973).
R. A. Buhrman, W. P. Halperin, Fluctuation Diamagnetism in a Zero-Dimensional Superconductor. Phys Rev Lett 30, 692 (1973).
J. F. Kelly, R.C. Richardson, W. P. Halperin, R. A. Buhrman, Nuclear Relaxation of Liquid He-3 in a Constrained Geometry. B Am Phys Soc 17, 518 (1972).
R. A. Buhrman, S. F. Strait, W. W. Webb, Stable Superconducting Point-Contact Weak Links. J Appl Phys 42, 4527 (1971).
R. A. Buhrman, J. E. Lukens, S. F. Strait, W. W. Webb, Weak Link Point Contact Devices. J Appl Phys 42, 45 (1971).

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