**Publications (**relevant)\
Prof. Dr. Michael Farle ( <farle@uni-due.de> )

1.  M. Farle, M. Zomack and K. Baberschke\
    [ESR of adsorbates on single crystal metal surfaces under UHV
    conditions](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TVX-46VPY31-1F-2&_cdi=5546&_orig=search&_coverDate=09%2F01%2F1985&_sk=998399998&view=c&wchp=dGLbVlb-lSztb&_acct=C000053619&_version=1&_userid=1959904&md5=3a149ed5eefdf8471acded26c57cb440&ie)\
    Surface Science **160** (1985) 205-216

2.  M. Farle and K. Baberschke\
    [Ferromagnetic Order and the Critical Exponent γ for a Gd Monolayer:
    An Electron- Spin-Resonance
    Study;](http://prola.aps.org/pdf/PRL/v58/i5/p511_1)\
    Phys. Rev. Lett. **58** (1987) 511-514

3.  W. A. Lewis, M. Farle, B. M. Clemens, and R. L. White\
    *[Magnetic and structural modifications in Fe and Ni films prepared
    by ion-assisted
    deposition](http://ojps.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=JAPIAU000075000010005644000001&idtype=cvips);\
    *J. Appl. Phys. **75** (1994) 5644 - 5646

4.  G. André, A. Aspelmeier, B. Schulz, M. Farle, K. Baberschke\
    [Temperature dependence of surface and volume anisotropy in
    Gd/W(110)](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TVX-3YKM3VG-18-D&_cdi=5546&_orig=search&_coverDate=03%2F20%2F1995&_sk=996739996&view=c&wchp=dGLbVtz-lSztA&_acct=C000053619&_version=1&_userid=1959904&md5=e06cc30399148550e2bbc5df7d705fa9&ie)
    *\
    *Surface Science **326** (1995) 275-284

5.  A. Aspelmeier, M. Tischer, M. Farle, M. Russo, K. Baberschke, D.
    Arvanitis\
    [ac Susceptibility measurements of magnetic monolayers: MCXD, MOKE,
    and Mutual
    Inductance;](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TJJ-3Y5FWJ5-JV-1&_cdi=5312&_orig=search&_coverDate=05%2F31%2F1995&_sk=998539996&view=c&wchp=dGLbVtz-lSztA&_acct=C000053619&_version=1&_userid=1959904&md5=a03de8d3ace4515a23f328cc077947e1&ie)
    *\
    *J. Magn. Magn. Mat. **146** (1995) 256-266

6.  M. Ritter, M. Stindtmann, M. Farle and K. Baberschke\
    [Nanostructuring of the Cu(001) surface by ion bombardment: a STM
    Study](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TVX-3VR78CF-46-1&_cdi=5546&_orig=search&_coverDate=03%2F10%2F1996&_sk=996519996&view=c&wchp=dGLbVtz-lSztA&_acct=C000053619&_version=1&_userid=1959904&md5=50fc334d220a29ebb7708a890a67b778&ie)\
    Surface Science **348** (1996) 243-252

7.  G. Garreau, E. Beaurepaire, K. Ounadjela, and M. Farle\
    [*Spin reorientation transition in ultrathin Tb/Co
    films*](http://prola.aps.org/pdf/PRB/v53/i3/p1083_1)\
    Phys. Rev. B**53** (1996) 1083-1086

8.  G. Garreau, M. Farle, E. Beaurepaire, K. Baberschke\
    [Curie temperature and morphology in ultrathin Co/W(110)
    films](http://prola.aps.org/pdf/PRB/v55/i1/p330_1)\
    Phys. Rev. B **55** (1997) 330

9.  M. Farle, W. Platow, A. N. Anisimov, B. Schulz, and K. Baberschke\
    [The temperature dependence of magnetic anisotropy in ultrathin
    films](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TVX-3VXHNX7-7-5&_cdi=5546&_orig=search&_coverDate=09%2F01%2F1996&_sk=996359996&view=c&wchp=dGLbVlb-lSztz&_acct=C000053619&_version=1&_userid=1959904&md5=12342898ae4ccccf0daf027a84772dcd&ie=)
    *\
    *J. Magn. Magn. Mater. **165** (1997) 74 - 77

10. M. Farle\
    *Ferromagnetic Resonance of ultrathin metallic layers\
    *Reports on Progress in Physics **61** (1998) 755 - 826

11. W. Platow, M. Farle, and K. Baberschke\
    *What happens at the temperature dependent magnetic order-disorder
    transition in Fe/Cu(001)?\
    *Europhysics Letters **43** (1998) 713-718

12. U. Bovensiepen, F. Wilhelm, P. Srivastava, P. Poulopoulos, M.
    Farle, A. Ney, K. Baberschke\
    [*Two susceptibility maxima and element specific magnetizations in
    indirectly coupled ferromagnetic
    layers*](http://prola.aps.org/pdf/PRL/v81/i11/p2368_1)\
    Phys. Rev. Lett. **81** (1998) 2368-2371

13. A. N. Anisimov, M. Farle, P. Poulopoulos, W. Platow, K.
    Baberschke, P. Isberg, R. Wäppling, A. M. N. Niklasson, and O.
    Eriksson*\
    [Orbital magnetism and magnetic anisotropy probed with ferromagnetic
    resonance](http://prola.aps.org/pdf/PRL/v82/i11/p2390_1)\
    *Phys. Rev. Lett. **82** (1999) 2390

14. U. Bovensiepen, P. Poulopoulos, W. Platow, M. Farle, K. Baberschke\
    [Sudden jump of the Curie temperature at the coalescence of Co
    islands on
    Du80019](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TJJ-3VY00NS-4G-1V&_cdi=5312&_orig=search&_coverDate=03%2F02%2F1999&_sk=998079996&view=c&wchp=dGLbVtb-lSzBV&_acct=C000053619&_version=1&_userid=1535851&md5=fc621293bdbc01ef14b5dcadbb1e7632&i)\
    J.Magn. Magn. Mater. **182** (1999) L386 -L390

15. A. Ney, F. Wilhelm, M. Farle, P. Poulopoulos, P. Srivastava, and K.
    Baberschke*\
    [Oscillations of the Curie temperature and interlayer exchange
    coupling in magnetic
    trilayers](http://prola.aps.org/pdf/PRB/v59/i6/pR3938_1)\
    *Phys. Rev. B **59** (1999) R3938

16. P. Poulopoulos, U. Bovensiepen, M. Farle, and K. Baberschke\
    *[Ac susceptibility: a sensitive probe of interlayer
    coupling](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TJJ-3YSXP4T-4-7&_cdi=5312&_orig=search&_coverDate=03%2F31%2F2000&_sk=997879998&view=c&wchp=dGLbVtb-lSzBV&_acct=C000053619&_version=1&_userid=1535851&md5=56bc01b47b2101b0e51b6786b23890eb&ie=)\
    *J. Magn. Magn. Mater. **212** (2000) 17-22

17. A. Ney, P. Poulopoulos, F. Wilhelm, A. Scherz, M. Farle and K.
    Baberschke\
    [Absolute determination of magnetic moments of Co monolayers; a
    combination of UHV
    magnetometries](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TJJ-44F7779-6D-F&_cdi=5312&_orig=search&_coverDate=05%2F31%2F2001&_sk=997699999.7997&view=c&wchp=dGLbVlb-lSzBV&_acct=C000053619&_version=1&_userid=1535851&md5=452fcdb3e8d7003903cfc5863dce69)J\
    J. Magn. Magn. Mater. [226]{.underline} (2001) 1570

18. U. Wiedwald, M. Spasova, M. Farle, M. Hilgendorff and M. Giersig\
    *[Ferromagnetic Resonance of monodisperse Co
    Particles](http://ojps.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=JVTAD6000019000004001773000001&idtype=cvips)\
    *J. Vac. Sci. Technol. **19** (2001) 173

19. M. Spasova, U. Wiedwald, R. Ramchal, M. Farle, M. Hilgendorff, M.
    Giersig\
    *[Magnetic properties of arrays of interacting Co
    nanocrystals](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TJJ-44B6XWG-3-27&_cdi=5312&_orig=search&_coverDate=02%2F28%2F2002&_sk=997599998&view=c&wchp=dGLbVlb-lSzBS&_acct=C000053619&_version=1&_userid=1535851&md5=7ff8d86eb3d2471c25c28d12759a6c43&ie)\
    *J. Magn. Magn. Mater. **240** (2002) 40-43

20. E. L. Bizdoaca, M. Spasova, M. Farle, M. Hilgendorff and F. Caruso\
    [Magnetically directed self-assembly of submicron shperes with a
    Fe~3~O~4~ nanoparticle
    shell](http://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6TJJ-447DCMV-K-K&_cdi=5312&_orig=search&_coverDate=02%2F28%2F2002&_sk=997599998&view=c&wchp=dGLbVlb-lSzBS&_acct=C000053619&_version=1&_userid=1535851&md5=1e68db8e3e8a3005b70246f0a905b3e3&ie=)\
    J. Magn. Magn. Mater. **240** (2002) 44-46

21. N. S. Sobal, M. Hilgendorff, H. Möhwald, M. Giersig, M. Spasova, T.
    Radetic, M. Farle\
    *Synthesis and Structure of Colloidal Bimetallic Nanocrystals: The
    Non-Alloying System Ag/Co\
    *Nano Letters **2** (2002) 621-624

22. M. Spasova, T. Radetic, N. S. Sobal, M. Hilgendorff, U. Wiedwald, M.
    Farle, M. Giersig, U. Dahmen,\
    *Structure and Magnetism of Co and CoAg Nanocrystals,\
    *Mat. Res. Soc. Symp. Proc. **721** (2002) 195 -- 200

23. M. Spasova, M. Farle\
    [*Magnetism of Monodisperse Core/Shell
    Particles*](http://www.wkap.nl/prod/b/1-4020-1169-5)\
    in Low-Dimensional Systems: Theory, Preparation, and some
    Applications, eds. Liz-Marzán and M. Giersig, NATO Science Series
    II, (2003) Vol 91, 173- 192

24. M. Farle\
    [*Magnetic Thin Films*](http://www.wkap.nl/prod/b/1-4020-7366-6)\
    in *NANOSCALE MATERIALS* eds. L.M. Liz-Marzan, and P. V. Kamat, p.
    395 -420 (Kluwer Academic, 2003)

25. E. L. Bizdoaca, M. Spasova, M. Farle, M. Hilgendorff, L. M.
    Liz-Marzan, F. Caruso\
    *[Self-assembly and magnetism in core-shell
    microspheres](http://ojps.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=JVTAD6000021000004001515000001&idtype=cvips&gifs=Yes)\
    *J. Vac. Sci. Technol. A **21** (2003) 1515-1518

26. R. Ramchal, A. K. Schmid, M. Farle, H. Poppa\
    *[Magnetic domains and domain wall structure in Ni/Cu(001) films
    imaged by spin-polarized low energy electron
    microscopy](http://ojps.aip.org/vsearch/servlet/VerityServlet?KEY=PRBMDO&CURRENT=NO&ONLINE=YES&smode=strresults&sort=rel&maxdisp=25&threshold=0&allprl=1&pjournals=PRBMDO&possible1=Farle&possible1zone=author&OUTLOG=NO&key=DISPLAY&docID=2&page=1&chapter=0)\
    *Phys. Rev. B 68, 054418 (2003)

27. U. Wiedwald, M. Spasova, E. L. Salabas, M. Ulmeanu, M. Farle, Z.
    Frait, A. Fraile Rodriguez, D. Arvanitis, N. S. Sobal, M.
    Hilgendorff, and M. Giersig\
    [Ratio of orbital-to-spin magnetic moment in Co core-shell
    nanoparticles](http://ojps.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=PRBMDO000068000006064424000001&idtype=cvips)\
    Phys. Rev. B 68, 064424 (2003)

28. M. Spasova, U. Wiedwald, M. Farle, T. Radetic, U. Dahmen, M.
    Hilgendorff and M. Giersig\
    [*Temperature dependence of exchange anisotropy in monodisperse
    cobalt nanoparticles with a cobalt oxide
    shell*](http://www.sciencedirect.com/science?_ob=ArticleURL&_aset=B-WA-A-B-WW-MsSAYZA-UUW-AUYEBEBBYA-AUYZEDVAYA-VCYCCAWDE-WW-U&_rdoc=1&_fmt=summary&_udi=B6TJJ-4BGHBH5-4C&_coverDate=05/31/2004&_cdi=5312&_orig=search&_st=13&_sort=d&view=c&_acct=C000053619&_vers)**\
    **J. Magn. Magn. Mater. **272-276**, 1508-1509 (2004)

29. M. Ulmeanu, C. Antoniak, U. Wiedwald, M. Farle, Z. Frait, and S.
    Sun\
    [*Composition-dependent ratio of orbital-to-spin magnetic moment in
    structurally disordered Fe~x~Pt~1-x~
    nanoparticles*](http://scitation.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=PRBMDO000069000005054417000001&idtype=cvips)\
    Phys. Rev. B **69**, 054417 (2004)

30. R. Ramchal, A. K. Schmid, M. Farle, and H. Poppa\
    [*Spiral-like continuous Spin-Reorientation Transition of Fe/Ni
    bilayers on
    Cu(100)*](http://scitation.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=PRBMDO000069000021214401000001&idtype=cvips)\
    Phys. Rev. B **69**, 214401 (2004)

31. V. Salgueiriño-Maceira. L. M. Liz-Marzán and M. Farle\
    [Water-Based Ferrofluids from Fe~x~Pt~1-x~ Nanoparticles Synthesized
    in Organic
    Media](http://pubs.acs.org/cgi-bin/article.cgi/langd5/2004/20/i16/pdf/la049300a.pdf)\
    Langmuir **20**, 6946-6950 (2004)

32. U. Wiedwald, M. Cerchez, M. Farle, K. Fauth, G. Schütz, K. Zürn,
    H.-G. Boyen, and P. Ziemann\
    *[Effective exchange interaction in a quasi-two-dimensional
    self-assembled nanoparticle
    array](http://scitation.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=PRBMDO000070000021214412000001&idtype=cvips)\
    *Phys. Rev. B **70** (2004) 214412

33. M. Cerchez, U. Wiedwald, M. Farle*\
    [Using hysteresis behaviour to determine the anisotropy and
    interactions in complex self-assembled Co metallic nanoparticle
    systems](http://www.sciencedirect.com/science?_ob=ArticleURL&_aset=V-WA-A-W-WV-MsSWYWW-UUW-U-AAWAWBDVVC-AAAYYAYWVC-AZDUACCAV-WV-U&_rdoc=2&_fmt=summary&_udi=B6TJJ-4DXT3YT-S&_coverDate=04%2F30%2F2005&_cdi=5312&_orig=search&_st=13&_sort=d&view=c&_acct=C000047660&_vers)\
    *J. Magn. Magn. Mater. **290-291** (2005) 161 -164

34. U. Wiedwald, J. Lindner, M. Spasova, Z. Frait, and M. Farle\
    *[Effect of an oxidic overlayer on the magnetism of Co
    nanoparticles](http://journalsonline.tandf.co.uk/link.asp?id=hn0nhr0f03dr8n6b)\
    *Phase Transitions **78**, Nos. 1--3, (2005) 85--104

35. V. Salgueiriño-Maceira, M. Spasova, L. M. Liz-Marzán and M. Farle\
    *Water-Stable, Magnetic Silica-Cobalt-Silica Multishell Submicron
    Spheres*\
    Adv. Funct, Mater. **15** (2005) 1036

36. C. Antoniak, J. Lindner and M. Farle\
    *Magnetic Anisotropy and Its Temperature Dependence in Iron-rich
    Fe~x~Pt~1-x~ Nanoparticles\
    *Europhysics Letters **70** (2005) 250

37. Kh. Zakeri, Th. Kebe, J. Lindner and M. Farle\
    *Magnetic Anisotropy of Fe/GaAs(001) Ultrathin Films Investigated by
    In situ Ferromagnetic Resonance\
    *J. Magn. Magn. Mater. (2005) in press

38. M. Spasova, V. Salgueiriño-Maceira, A. Schlachter, M.
    Hilgendorff, M. Giersig, L. M. Liz-Marzán and M. Farle\
    *Magnetic and optical tunable microspheres with a magnetite/gold
    nanoparticle shell*\
    J. Mater. Chem. **15** (2005) 2095 -- 2098 (selected as highlight by
    the editors)

39. J. Lindner, U. Wiedwald , K. Baberschke, and M. Farle\
    [*Magnetic response of nanostructured systems: A ferromagnetic
    resonance
    investigation*](http://scitation.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=JVTAD6000023000004000796000001&idtype=cvips)\
    J. Vac. Sci. Technol. A 23 (2005) 796 - 803

40. U. Wiedwald, K. Fauth, M. Heßler, H.-G. Boyen, F. Weigl, M.
    Hilgendorff, M. Giersig, G. Schütz, P. Ziemann and M. Farle\
    *From Colloidal Co/CoO Core-Shell Nanoparticles to Arrays of
    Metallic Nanomagnets: Surface Modification by Plasma Processing and
    its Impact on Magnetic Properties*\
    ChemPhysChem 6 (2005) in press

41. V. Salgueiriño-Maceira, M. A. Correa-Duarte, E. Duman, M. Farle\
    *FePt Nanocrystals embedded in Methylmethacrylate Polymers\
    *J. Magn. Magn. Mater. (2005) in press

42. V. Salgueiriño-Maceira, Miguel A. Correa-Duarte, and Michael Farle\
    [*Manipulation of Chemically-Synthesized FePt Nanoparticles in
    Water: Core--Shell Silica/ FePt
    Nanocomposites*](http://www3.interscience.wiley.com/cgi-bin/fulltext/110579319/PDFSTART)\
    SMALL 11 (2005) 1073 -1076

43. A. Schlachter, M. E. Gruner, M. Spasova, M. Farle, and P. Entel\
    *Preparation and properties of nanostructured magnetic hollow
    microspheres: experiment and simulation*\
    Phase Transitions (2005) in press

44. V. Salgueiriño-Maceira, M. A. Correa-Duarte, M. Spasova, L. M.
    Liz-Marzán, M. Farle\
    *Composite Silica Spheres with Magnetic and Luminescent
    Functionalities*\
    Advanced Functional Materials (2005) in press