@article{DuerrEimuellerElmersetal.2009,
  author    = {D{\"u}rr, H. A. and Eim{\"u}ller, T. and Elmers, H.-J. and Eisebitt, S. and Farle, M. and Kuch, W. and Matthes, F. and Martins, M. and Mertins, H.-Ch. and Oppeneer, P. M. and Plucinski, L. and Schneider, C. M. and Wende, H. and Wurth, W. and Zabel, H.},
  title     = {A closer look into magnetism: Opportunities with synchrotron radiation},
  series = {IEEE Trans. Magn.},
  volume    = {45},
  journal   = {IEEE Trans. Magn.},
  pages     = {15},
  year      = {2009},
  language  = {en}
}
@article{KrullTeschSchoenbohmetal.2016,
  author    = {Krull, D. and Tesch, M. F. and Sch{\"o}nbohm, F. and L{\"u}hr, T. and Keutner, C. and Berges, U. and Mertins, H.-Ch. and Westphal, C.},
  title     = {A detailed look beneath the surface: Evidence of a surface reconstruction beneath a capping layer},
  series = {Appl. Surf. Sci.},
  journal   = {Appl. Surf. Sci.},
  doi       = {10.1016/j.apsusc.2016.01.162},
  year      = {2016},
  language  = {en}
}
@misc{MertinsSchaefersGauppetal.1997,
  author    = {Mertins, H.-Ch. and Sch{\"a}fers, F. and Gaupp, A. and Schmolla, F. and Gudat, W. and Di Fonzo, S. and Soullie, G. and Jark, W. and Walker, R. and Eriksson, M. and Nyholm, R.},
  title     = {A Detector for Polarized Soft--X--Ray Radiation, Workshop on Nanometer--scale Methods in X--Ray Technology, Costa da Caparica, Portugal, 6.9.--9.9. 1997},
  year      = {1997},
  language  = {en}
}
@inproceedings{SchuemmerMertinsAdametal.2019,
  author    = {Sch{\"u}mmer, A. and Mertins, H.-Ch. and Adam, R. and Schneider, C.M. and B{\"u}rgler, D. and Juschkin, L. and Berges, U.},
  title     = {A new scanning reflection x-ray microscope for magnetic imaging in the EUV range},
  series = {Verhandlungen der DPG},
  volume    = {2019},
  booktitle = {Verhandlungen der DPG},
  year      = {2019},
  language  = {en}
}
@misc{LegutOppeneerJansingetal.2015,
  author    = {Legut, D. and Oppeneer, P. M. and Jansing, C. and Tesch, M. F. and Gilbert, M. and Gaupp, A. and Mertins, H.-Ch. and Sokolov, A. and Choi, Suk-Ho and Wahab, H. and Timmers, H. and Elliman, R. G.},
  title     = {Ab initio calculation of XNLD in reflection of graphene\ DPG Meeting Berlin, O87.13},
  year      = {2015},
  language  = {en}
}
@article{OppeneerMertinsZaharko2003,
  author    = {Oppeneer, P. M. and Mertins, H.-Ch. and Zaharko, O.},
  title     = {Alternative Geometries for the Determination of X--Ray Magneto--Optical Coefficients},
  series = {J. Phys. Cond. Matter},
  volume    = {115},
  journal   = {J. Phys. Cond. Matter},
  pages     = {7803 -- 7813},
  year      = {2003},
  language  = {en}
}
@misc{SawhneySenfWeissetal.2001,
  author    = {Sawhney, K. J. S. and Senf, F. and Weiss, M. R. and Follath, R. and Mertins, H.-Ch. and Sch{\"a}fers, F. and Frentrup, W. and Gaupp, A. and Scheer, M. and Bahrdt, J. and Gudat, W.},
  title     = {Beamlines for Circularly Polarised Synchrotron Radiation from Intermediate Energy Light Sources, Symposium on Intermediate--Energy Light Sources, 24. --26. Sept. 2001, Shanghai, P.R. China},
  year      = {2001},
  language  = {en}
}
@article{OppeneerMertinsAbramsohnetal.2003,
  author    = {Oppeneer, P. M. and Mertins, H.-Ch. and Abramsohn, D. and Gaupp, A. and Gudat, W. and Kunes, J. and Schneider, C. M.},
  title     = {Buried Antiferromagnetic Films Investigated by X--Ray Magneto--Optical Reflection Spectroscopy},
  series = {Physical Review B},
  volume    = {67},
  journal   = {Physical Review B},
  pages     = {052401 -- 1 -- 4},
  year      = {2003},
  language  = {mul}
}
@misc{MertinsGumlich1995,
  author    = {Mertins, H.-Ch. and Gumlich, H.-E.},
  title     = {Carrier generation and multiplication in ZnS:Mn: Investigation of luminescence excitation by synchrotron radiation, 7. Int. Conf. on II--VI--compounds and Devices, Edinburgh, Scotland, UK, 13.8 --18.8 1995},
  year      = {1995},
  language  = {en}
}
@misc{MertinsGumlichJung1994,
  author    = {Mertins, H.-Ch. and Gumlich, H.-E. and Jung, Ch.},
  title     = {Carrier multiplication in ZnS:Mn: Investigation of Luminescence Excitation by Synchro-tron Radiation, Proc. 7.Int. Workshop on Electroluminescence, Beijing, China},
  year      = {1994},
  language  = {en}
}
@misc{TimmersJansingTeschetal.2014,
  author    = {Timmers, H. and Jansing, C. and Tesch, M. and Gilbert, M. and Muirhead, A. G. and Gaupp, A. and Mertins, H.-Ch.},
  title     = {Characterisation of self--supporting submicron--thick graphitic carbon foils with polarisation spectroscopy, 38th ANNUAL CONDENSED MATTER AND MATERIALS MEETING Waiheke Island Resort in Auckland, New Zealand 4th - 7th February},
  year      = {2014},
  language  = {en}
}
@misc{MertinsGumlich1994,
  author    = {Mertins, H.-Ch. and Gumlich, H.-E.},
  title     = {Core level spectroscopy of II--Mn--VI compounds by luminescence exitation with synchrotron radiation, Proc. 3. European Workshop on II--VI--Compounds and 4.International Workshop on Semimagnetic Semiconductors, Linz, Austria, 26.9. -- 30.9.},
  year      = {1994},
  language  = {en}
}
@misc{JansingMertinsGilbertetal.2018,
  author    = {Jansing, C. and Mertins, H.-Ch. and Gilbert, M. and Krivenkov, M. and Varykhalov, A. and Rader, O. and Gaupp, A. and Sokolov, A. and Wahab, H. and Timmers, H. and Legut, D. and Oppeneer, P. M.},
  title     = {Decoupling of the graphene/ferromagnet interface by gold intercalation: Effect on optical constants Verhandlungen der DPG (2018)},
  year      = {2018},
  language  = {en}
}
@misc{GrimmerStaubZaharkoetal.2000,
  author    = {Grimmer, H. and Staub, U. and Zaharko, O. and Mertins, H.-Ch.},
  title     = {Determination of Resonant Atomic Scattering Factors in the Soft X--Ray Range using Bragg Diffraction from Multilayers, 19. European Crystallographic Meeting, 25.8. -- 31.8 2000, Nancy, France},
  year      = {2000},
  language  = {en}
}
@misc{JansingMertinsGauppetal.2016,
  author    = {Jansing, C. and Mertins, H.-Ch. and Gaupp, A. and Gilbert, M. and Sch{\"u}mmer, A. and Sokolov, A. and Rader, O. and Varykhalov, A. and Krivenkov, M. and Wahab, H. and Timmers, H. and Choi, S.-H. and Legut, D. and Oppeneer, P. M.},
  title     = {Determination of soft x-ray optical constants of graphene by transmission spectroscopy, Graphene - Week Warsaw, 13. - 17. 2016},
  year      = {2016},
  language  = {en}
}
@misc{LegutTeschMertinsetal.2013,
  author    = {Legut, D. and Tesch, M. F. and Mertins, H.-Ch. and Gilbert, M. C. and Jansing, C. and B{\"u}rgler, D. and Schneider, C. and Gaupp, A. and Hamrle, J. and Oppeneer, P. M.},
  title     = {Determination of the crystal structure of thin Co films by comparing X-ray linear dichroism experiments with ab initio calulations, MMM Denver / Colorado, 4 - 8 Nov},
  year      = {2013},
  language  = {en}
}
@misc{JansingMertinsGauppetal.2016,
  author    = {Jansing, C. and Mertins, H.-Ch. and Gaupp, A. and Sokolov, A. and Gilbert, M. and Sch{\"u}mmer, A. and Wahab, H. and Timmers, H. and S., H and Choi, D.},
  title     = {Determination of the optical constants of graphene at the carbon K-edge by transmission spectroscopy, DPG Meeting Regensburg, 7.3.-11-3-2016},
  year      = {2016},
  language  = {en}
}
@misc{WahabJansingGauppetal.2015,
  author    = {Wahab, H. and Jansing, C. and Gaupp, A. and Timmers, H. and Mertins, H.-Ch.},
  title     = {Determination of the refractivew index of graphene across the carbon K-edge 7th International Conference on Recent Progress in Graphene (and Two-dimensional Materials) Research},
  year      = {2015},
  language  = {en}
}
@misc{SchuemmerGilbertJansingetal.2017,
  author    = {Sch{\"u}mmer, A. and Gilbert, M. and Jansing, C. and Mertins, H.-Ch. and Adam, R. and Schneider, C. M. and Juschkin, L. and Westphal, C. and Berges, U. and Stempfhuber, S.},
  title     = {Development of a X-ray zone plate microscope for magnetic domain imaging in the EUV range, DPG Fr{\"u}hjahrstagung 2017, Dresden},
  year      = {2017},
  language  = {en}
}
@article{MertinsValenciaGudatetal.2004,
  author    = {Mertins, H.-Ch. and Valencia, S. and Gudat, W. and Oppeneer, P. M. and Zaharko, O. and Grimmer, H.},
  title     = {Direct Observation of Local Ferromagnetism on Carbon in C/Fe Multilayers},
  series = {Euro. Phys. Letters},
  volume    = {66},
  journal   = {Euro. Phys. Letters},
  pages     = {743 -- 748},
  year      = {2004},
  language  = {en}
}
@misc{LegutJansingMertinsetal.2018,
  author    = {Legut, D. and Jansing, C. and Mertins, H.-Ch. and Gaupp, A. and Oppeneer, P. M. and Timmers, H. and Wahab, H.},
  title     = {Effect of the carbon 1s core hole on the polarized x-ray spectra of HOPG--theory and experiment Verhandlungen der DPG (2018)},
  year      = {2018},
  language  = {en}
}
@article{GodehusenMertinsRichteretal.2003,
  author    = {Godehusen, K. and Mertins, H.-Ch. and Richter, T. and Zimmermann, P. and Martins, M.},
  title     = {Electron--Correlation effects in the Angular Distribution of Photoelectrons from Kr Investigated by Rotating the Polarization Axis of Undulator Radiation},
  series = {Physical Review A},
  volume    = {68},
  journal   = {Physical Review A},
  pages     = {012711 -- 1-4},
  year      = {2003},
  language  = {en}
}
@misc{SchneiderHeckerOppeneeretal.2003,
  author    = {Schneider, C. M. and Hecker, M. and Oppeneer, P. M. and Abramsohn, D. and Mertins, H.-Ch.},
  title     = {Element and Layer Selective Magnetization Studies in Magnetic Thin Films and GMR Systems, XVIII International Colloquium on Magnetic Films and Surfaces, ICMFS Madrid 22.7. - 25.7. 2003},
  year      = {2003},
  language  = {en}
}
@misc{MertinsMuellerGumlich1993,
  author    = {Mertins, H.-Ch. and M{\"u}ller, M. and Gumlich, H.-E.},
  title     = {Excitation of luminescence of II--Mn--VI--compounds by synchrotron radiation, German Polish Symposium on Physics of Semimagnetic Semiconductors, Jachranka, Polen 7.6.--9.6.},
  year      = {1993},
  language  = {en}
}
@misc{MertinsKatholyGumlichetal.1991,
  author    = {Mertins, H.-Ch. and Katholy, S. and Gumlich, H-E. and Jung, Ch.},
  title     = {Excitation of luminescence of Mn2+ in ZnS and ZnSe by synchrotron radiation, Proc. 3. International Meeting on Luminescence, Trassenheide, Germany, 14.10. -- 18.10.},
  year      = {1991},
  language  = {en}
}
@misc{MertinsMuellerGumlich1993,
  author    = {Mertins, H.-Ch. and M{\"u}ller, M. and Gumlich, H.-E.},
  title     = {Excitation of luminescence of wide band gap II--VI--compounds containing Mn by synchrotron radiation in the energy range of 3.5eV < E < 20eV, Int. Conference on Luminescence, Storrs, USA, 9.8--13.8.},
  year      = {1993},
  language  = {en}
}
@misc{WahabJansingTimmersetal.2015,
  author    = {Wahab, H. and Jansing, C. and Timmers, H. and Mertins, H.-Ch.},
  title     = {Experimental approaches to the determination of the optical constants for graphene in the soft x--ray regime, XAFS 16, Intern. Conference on X--Ray Absorption Fine Structure, Karlsruhe, Germany, 23. -- 28.Sep.},
  year      = {2015},
  language  = {en}
}
@misc{SchaefersMertinsMertinetal.1997,
  author    = {Sch{\"a}fers, F. and Mertins, H.-Ch. and Mertin, M. and Packe, I. and Schmolla, F. and Di Fonzo, S. and Soullie, G. and Jark, W. and Grimmer, H. and B"oni, P. and Clemens, D. and Horisberger, M.},
  title     = {Experimental Multilayer Survey in the VUV, SPIE--Conference on Technologies for Synchrotron Radiation Optics, USA, 27.7.--1.8. 1997},
  year      = {1997},
  language  = {en}
}
@misc{MartensTimmerMertins2017,
  author    = {Martens, L. R. and Timmer, H. and Mertins, H.-Ch.},
  title     = {Explorative Designs and Conceptual Measurements Towards a Smart Total Knee Arthroplasty, CHARM-Conference Canberra, Australia},
  year      = {2017},
  language  = {en}
}
@article{MertinsSchaefersGauppetal.2000,
  author    = {Mertins, H.-Ch. and Sch{\"a}fers, F. and Gaupp, A. and Le, X. and Cann, W.},
  title     = {Faraday Rotation at the 2p--edges of Fe, Co and Ni},
  series = {Physical Review B Rapid Comm.},
  volume    = {61},
  journal   = {Physical Review B Rapid Comm.},
  pages     = {R874 -- - R877},
  year      = {2000},
  language  = {en}
}
@misc{MertinsSchaefersGauppetal.2000,
  author    = {Mertins, H.-Ch. and Sch{\"a}fers, F. and Gaupp, A. and Gudat, W.},
  title     = {Faraday Rotation at the 2p--edges of Fe, Co and Ni, 5. Intern. Conference on the Physics of X--Ray Multilayers and Structures PXRMS, 5.3. -- 10.3. 2000, Chamonix, France},
  year      = {2000},
  language  = {en}
}
@article{ValenciaGauppGudatetal.2006,
  author    = {Valencia, S. and Gaupp, A. and Gudat, W. and Mertins, H.-Ch. and Oppeneer, P. M. and Abramsohn, D. and Schneider, C. M.},
  title     = {Faraday rotation spectra at shallow core levels: 3p edges of Fe, Co and Ni},
  series = {New Journal of Physics},
  volume    = {8},
  journal   = {New Journal of Physics},
  pages     = {254},
  year      = {2006},
  language  = {en}
}
@article{MertinsSchaefersGauppetal.2001,
  author    = {Mertins, H.-Ch. and Sch{\"a}fers, F. and Gaupp, A. and Gudat, W.},
  title     = {Faraday-Effekt mit weicher R{\"o}ntgenstrahlung},
  series = {Physikalische Bl{\"a}tter},
  volume    = {57},
  journal   = {Physikalische Bl{\"a}tter},
  pages     = {53 -- 55},
  year      = {2001},
  language  = {de}
}
@incollection{WeissSawhneyFollathetal.2000,
  author    = {Weiss, M. and Sawhney, K. J. S. and Follath, R. and Mertins, H.-Ch. and Sch{\"a}fers, F. and Gaupp, A. and Bahrdt, J. and Senf, F. and Gudat, W.},
  title     = {First Results of the Circularly Polarised Undulator Beamline at BESSY II},
  series = {Synchrotron Radiation Instrumentation (SRI 99), Stanford, USA, Ed. P. Pianetta, J. Arthur, S. Brennan},
  booktitle = {Synchrotron Radiation Instrumentation (SRI 99), Stanford, USA, Ed. P. Pianetta, J. Arthur, S. Brennan},
  edition   = {1},
  publisher = {AIP},
  address   = {New York},
  pages     = {134 -- 136},
  year      = {2000},
  language  = {en}
}
@misc{WeissSawhneyFollathetal.1999,
  author    = {Weiss, M. and Sawhney, K. J. S. and Follath, R. and Mertins, H.-Ch. and Sch{\"a}fers, F. and Gaupp, A. and Bahrdt, J. and Senf, F. and Gudat, W.},
  title     = {First Results of the Circularly Polarised Undulator Beamline at BESSY II, 11. National Conf. on Synchrotron Radiation Instrumentation (SRI), 13.10. -- 15.10. 1999, Stanford, USA},
  year      = {1999},
  language  = {en}
}
@article{MertinsJansingKrivenkovetal.2018,
  author    = {Mertins, H.-Ch. and Jansing, C. and Krivenkov, M. and Varykhalov, A. and Rader, O. and Wahab, H. and Timmers, H. and Gaupp, A. and Sokolov, A. and Tesch, M. and Oppeneer, P. M.},
  title     = {Giant Magneto Optical Faraday Effect of Graphene on Co in the Soft X-Ray Range},
  series = {Physical Review B},
  volume    = {98},
  journal   = {Physical Review B},
  doi       = {10.1103/PhysRevB.98.064408},
  pages     = {064408 -- 1-9},
  year      = {2018},
  language  = {en}
}
@misc{WahabXuJansingetal.2015,
  author    = {Wahab, H. and Xu, G. and Jansing, C. and Gilbert, M. and Tesch, M. F. and Jin, J. and Mertins, H.-Ch. and Timmers, H.},
  title     = {Identification of carbon bonds in graphene oxide using soft x-ray reflectometry\ XAFS 16, Intern. Conference on X--Ray Absorption Fine Structure, Karlsruhe, Germany, 23. -- 28.Sep.},
  year      = {2015},
  language  = {en}
}
@article{LegutTeschMertinsetal.2014,
  author    = {Legut, D. and Tesch, M. F. and Mertins, H.-Ch. and Gilbert, M. C. and Jansing, C. and Burgler, D. E. and Schneider, C. M. and Gaupp, A. and Hamrle, J. and Oppeneer, P. M.},
  title     = {Influence of the Crystal Structure of Thin Co Films on the X--Ray Magnetic Linear Dichroism - Comparison of ab--initio Theory and Reflectometry Experiments},
  series = {J. Appl. Phys.},
  volume    = {115},
  journal   = {J. Appl. Phys.},
  pages     = {17E132},
  year      = {2014},
  language  = {en}
}
@article{ValenciaMertinsAbramsohnetal.2004,
  author    = {Valencia, S. and Mertins, H.-Ch. and Abramsohn, D. and Gaupp, A. and Gudat, W. and Oppeneer, P. M.},
  title     = {Interference Effects in the X--Ray Kerr Rotation Spectrum at the Fe 2p Edge},
  series = {Physica B},
  volume    = {345},
  journal   = {Physica B},
  pages     = {189 -- 192},
  year      = {2004},
  language  = {en}
}
@article{LegutTeschMertinsetal.2015,
  author    = {Legut, D. and Tesch, M. and Mertins, H.-Ch. and Jansing, C. and Gilbert, M. and Gaupp, A. and Oppeneer, P. M. and B"urgler, D. and Schneide, C.},
  title     = {Interference Effects on T--MOKE in Reflection of Fe Thin Films at the 3p Edges--Theory and Experiment},
  series = {Acta Physica Polonica A},
  volume    = {127},
  journal   = {Acta Physica Polonica A},
  doi       = {10.12693/APhysPolA.127.466},
  pages     = {466},
  year      = {2015},
  language  = {en}
}
@misc{JansingGilbertGauppetal.2015,
  author    = {Jansing, C. and Gilbert, M. and Gaupp, A. and Mertins, H.-Ch. and Tesch, M. and Sokolov, A. and Choi, Suk-Ho and Elliman, R. G. and Timmers, H. and Legut, D. and Oppeneer, P. M.},
  title     = {Investigation of the Natural X--Ray Birefringence of Graphene by Polarization Spectroscopy XAFS 16, Intern. Conference on X--Ray Absorption Fine Structure, Karlsruhe, Germany, 23. -- 28.Sep.},
  year      = {2015},
  language  = {en}
}
@misc{MertinsGumlichBressler1994,
  author    = {Mertins, H.-Ch. and Gumlich, H.-E. and Bressler, P. R.},
  title     = {Investigation on the electronic structure of Mn doped II--VI--compounds by synchrotron radiation, Int. Conf. on Electroluminescence, Hamamatsu, Japan},
  year      = {1994},
  language  = {en}
}
@misc{JungGumlichKnacketal.1989,
  author    = {Jung, Ch. and Gumlich, H.-E. and Knack, A. and Mertins, H.-Ch.},
  title     = {Investigations on the cation d--levels of wide gap semimagnetic semiconductors, Proc. 4. Int. Conf. on II--VI--compounds, Berlin, Germany, 17.9. --22.9.},
  year      = {1989},
  language  = {en}
}
@article{HeckerOppeneerMertinsetal.2004,
  author    = {Hecker, M. and Oppeneer, P. M. and Mertins, H.-Ch. and Schneider, C. M.},
  title     = {Layer Selective Magnetization Reversal in GMR Layer Systems},
  series = {Physica B},
  volume    = {345},
  journal   = {Physica B},
  pages     = {173 -- 176},
  year      = {2004},
  language  = {mul}
}
@article{HeckerSchneiderOppeneeretal.2004,
  author    = {Hecker, M. and Schneider, C. M. and Oppeneer, P. M. and Mertins, H.-Ch.},
  title     = {Layer-Selective Magnetization Reversal in GMR Layer Systems},
  series = {Physica B},
  volume    = {345},
  journal   = {Physica B},
  pages     = {173 -- 176},
  year      = {2004},
  language  = {mul}
}
@article{HarthMertins2008,
  author    = {Harth, T. and Mertins, H.-Ch.},
  title     = {Logbuch Mobiles Labor - Forschendes, entdeckendes und experimentierendes Lernen im Physikunterricht am Gymnasium},
  series = {Verlag der FH M{\"u}nster},
  journal   = {Verlag der FH M{\"u}nster},
  year      = {2008},
  language  = {de}
}
@misc{JansingMertinsWahabetal.2016,
  author    = {Jansing, C. and Mertins, H.-Ch. and Wahab, H. and Timmers, H. and Gaupp, A. and Sokolov, A. and Gilbert, M. and Krivenkov, M. and Rader, O. and Legut, D. and Oppeneer, P. M.},
  title     = {Looking for Magnetism in Graphene, Seminar at UNSW Canberra, Australia},
  year      = {2016},
  language  = {en}
}
@article{TeschLegutMertinsetal.2014,
  author    = {Tesch, M. F. and Legut, D. and Mertins, H.-Ch. and Gilbert, M. C. and Jansing, C. and Hamrle, J. and Rusz, J. and Oppeneer, P. M. and B{\"u}rgler, D. E. and Schneider, C. M. and Gaupp, A. and Berges, U.},
  title     = {Magnetic anisotropy observed with x--ray magnetic linear dichroism reflection spectroscopy at the 3p edges of crystalline Fe and Co thin films},
  series = {Phys. Rev. B},
  volume    = {89},
  journal   = {Phys. Rev. B},
  doi       = {10.1103/PhysRevB.89.140404},
  pages     = {140404R},
  year      = {2014},
  language  = {en}
}
@article{HeckerSchneiderMertinsetal.2005,
  author    = {Hecker, M. and Schneider, C. M. and Mertins, H.-Ch. and R"ucker, U. and Kentzinger, E.},
  title     = {Magnetic Order in Co/Cu Multilayers Studied by Polarized Soft X--Rays and Neutrons},
  series = {J. Magn. Magn. Mater.},
  volume    = {286},
  journal   = {J. Magn. Magn. Mater.},
  pages     = {416 -- 419},
  year      = {2005},
  language  = {en}
}
@article{MertinsValenciaGauppetal.2005,
  author    = {Mertins, H.-Ch. and Valencia, S. and Gaupp, A. and Gudat, W. and Oppeneer, P. M. and Schneider, C. M.},
  title     = {Magneto--Optical Polarisation Spectroscopy with Soft X--Rays\},
  series = {Appl. Phys. A},
  volume    = {80},
  journal   = {Appl. Phys. A},
  pages     = {1011 -- 1020},
  year      = {2005},
  language  = {en}
}