Martin-Luther-Universität Halle-Wittenberg

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Publikationen bis 2007 







    

  •   Magnetische Nanostrukturen 
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    •   Publikationen 1996 
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      •  V.S. Stepanyuk, W. Hergert, K. Wildberger, R. Zeller, P.-H. Dederichs, 
 Magnetism of 3d, 4d, and 5d, transition metal impurities on Pd(001) and Pt(001) surfaces ,
Phys. Rev. B 53, 2121 (1996)  
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      •  V.S. Stepanyuk, W. Hergert, P. Rennert, K. Wildberger, R. Zeller, P.H. Dederichs, 
Magnetic dimers of transition metal atoms on the Ag(001) surface 
, Phys. Rev. B 54 , 14212 (1996)  
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    •   Publikationen 1997 
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      •  O.S. Trushin, K.Kokko, P.T. Salo, W. Hergert, M. Kotrla, 
 Step roughening effect on adatom diffusion , Phys. Rev. B 56, 12135 (1997)  
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      •  S. Nayak, S.E. Weber, P. Jena, K. Wildberger, R. Zeller, P.H. Dederichs, V.S. Stepanyuk, W. Hergert,
 Relationship between Magnetism, Topology and Reactivity of Rh Clusters , Phys. Rev. B 56,
8849 (1997)  
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      •  S. Nayak, P. Jena, V.S. Stepanyuk, W. Hergert, K. Wildberger, 
 Magic numbers in Supported Metal Clusters , Phys. Rev. B  56 , 6953 (1997) 
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      •  S.E. Weber, B.K. Rao, P. Jena, V.S. Stepanyuk W. Hergert, K. Wildberger, R. Zeller, P.H. Dederichs,
 Magnetism of Free and Supported Vanadium Clusters  J. Phys.: Condens. Matter  9, 10739 (1997)  
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      •  V.S. Stepanyuk, W. Hergert, P. Rennert, K. Wildberger, R. Zeller, P.H. Dederichs, Metamagnetic 
states in metallic nanostructures  , Solid State Commun.  101 , 559 (1997) 
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      •  V.S. Stepanyuk, W. Hergert, K. Wildberger, S. Nayak, P. Jena,  Magnetic bistability in 
supported Mn clusters  , Surf.Sci.Lett.  384 , L892 (1997)  
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      •  V.S. Stepanyuk, W. Hergert, P. Rennert, K. Wildberger, R. Zeller, P.H. Dederichs,
Transition Metal Magnetic Nanostructures on Metal Surfaces , Surf. Sci.  377/79, 495 (1997)  
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      •  P. Rennert, W. Hergert, W. Mück, A. Chasse ,  Characterization of the magnetic structure
of Cr on PD(001) by spin-polarized and angle-resolved photoelectron diffraction , Surf. Rev. and Lett.
4 , 1263 (1997) 
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      •  V.S. Stepanyuk, W. Hergert, P. Rennert, K. Wildberger, R. Zeller, P.H. Dederichs,
Magnetic states of 3d nanostructures on the Cu(001) surface , J. Magn. Magn. Mater.  165 , 272 (1997)  
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    •   Publikationen 1998 
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      •  R,. Laihia, K. Kokko, W. Hergert, J.A. Leiro,  K-emission of ZN,ZnS, and ZnSe 
within dipole and quadrupole approximations , Phys. Rev. B 58, 1272 (1998)  
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      •  V.S. Stepanyuk, W. Hergert, P. Rennert, K.Kokko, A.F. Tatarchenko, K. Wildberger,
 Magnetic states in mixed FeX (X=3d) clusters on Ag(001) , Phys. Rev. B  57 , 15585 (1998)  
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      • A.F. Tatarchenko, V.S. Stepanyuk, W. Hergert, P. Rennert, R. Zeller, P.H. Dederichs,
 Total energy and magnetic moments in disordered FexCu1-x alloys , Phys. Rev. B  57 , 5213 (1998)  
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      • V.S. Stepanyuk, W. Hergert, P. Rennert, J. Izquierdo, A. Vega, and L.C. Balbas,
 Unusual effect of interatomic interactions on magnetism: Rh adatoms on the Ag(001) surface , Phys. Rev. B  57 , R14020 (1998)  
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    •   Publikationen 1999 
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      • V.S. Stepanyuk, W. Hergert, P. Rennert, K. Wildberger, R. Zeller, P.H. Dederichs,
 Imperfect magnetic nanostructures on a Ag(001) surface , Phys. Rev. B  59 , 1661 (1999)  
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      • E.A. Smirnova, I.A. Abrikosov, B. Johansson, Yu.Kh. Vekilov, A.N. Baranov, V.S. Stepanyuk, W. Hergert, P.H. Dederichs,
 Calculated magnetic properties of an Fe1-xNix monolayer on Cu(001) , Phys. Rev. B  59 , 14417 (1999)  
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      •  K. Kokko, R. Laihia, M. Alatalo, P.T. Salo, M.P.J. Punkkinen, I.J. Väyrynen, W. Hergert, D. Ködderitzsch,
 From x-ray-absorption near-edge structures to the d-hole population in Pd-Ag alloys , Phys. Rev. B 60, 4659 (1999)  
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    •   Publikationen 2000 
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      • V.S. Stepanyuk, W. Hergert, P. Rennert, B. Nonas, R. Zeller, P.H. Dederichs,
 Magnetic nanostructures on the fcc Fe/Cu(001) surface , Phys. Rev. B  61 , 2356 (2000)  
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      • N.A. Levanov, V.S. Stepanyuk, W. Hergert, D.I. Bazhanov, P.H. Dederichs, A. Katsnelson, C. Massobrio,
 Energetics of Co adatoms on the Cu(001) surface , Phys. Rev. B  61 , 2230 (2000)  
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V.S. Stepanyuk, D.I. bazhanov, A.N. Baranov, W. Hergert, P.H. Dederichs, J. Kirschner, 
Strain relief and island shape evolution in heteroepitaxial metal growth , Phys. Rev. B  62 
15398 (2000)

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V.S. Stepanyuk, W. Hergert,  Energetics of surface alloying , Phys. Rev. B  62
7542 (2000)

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      • D.I. Bazhanov, W. Hergert, V.S. Stepanyuk, A.A. Katsnelson, P. Rennert, K. Kokko, C. Demangeat, 
 One-dimensional magnetism of Rh chains on Ag(001) surface , Phys. Rev. B 62 ,6415 (2000)

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      •  V.S. Stepanyuk, D.I. Bazhanov, W. Hergert,  Effect of impurities on surface stress on 
an atomic scale , Phys. Rev. B  62 , 4257 (2000)


      



    •   Publikationen 2001 
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      •  J. Izquirdo, D.I. Bazhanov, A. Vega, V.S. Stepanyuk, W. Hergert, 
Competition between two- and three-dimensional growth of Co clusters deposited on
Cu(001): Influence on the magnetic properties , Phys. Rev. B - Rapid Commun. 63,
140413 (2001)

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      •  V.S. Stepanyuk, A.N. Baranov, D.I. Bazhanov, W. Hergert, A.A. Katsnelson, 
Magnetic properties of mixed Co-Cu clusters on Cu(001) 
Surface Science 482-485, 1045 (2001)

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V.S. Stepanyuk, D.I. Bazhanov, W. Hergert, J. Kirschner, 
 Strain and adatom motion on mesoscopic islands , Phys. Rev. B 63, 153406 (2001)

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V.S. Stepanyuk, D.V. Tsivline, D.I. Bazhanov, W. Hergert, A.A. Katsnelson, 
Burrowing of Co Clusters on the Cu(001) surface: Atomic-scale calculations ,
Phys. Rev. B  63 , 235406 (2001)

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V.S. Stepanyuk, D.I. Bazhanov, A.N. Baranov, W. Hergert,
 A.A. Katsnelson, P.H. Dederichs, J. Kirschner, 
 Atomistic processes and the strain distribution in the early
 stages of thin film growth ,
 Appl. Phys. A  71 , 443 (2001) 
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S.K. Nayak, P. Jena, V.S. Stepanyuk, W. Hergert,  Effect of atomic relaxation on the magnetic
moment of Fe, Co , and Ni dimers supported on Cu(001) , Surf. Sci.  491  219 (2001)

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    •    Publikationen 2002 
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      •  O. V. Lysenko, V. S. Stepanyuk, W. Hergert, and J. Kirschner,
 Mesoscopic Relaxation in Homoepitaxial Metal Growth,
Phys. Rev. Lett.  89 , 126102 (2002)
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    •   Publikationen 2003 
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      •  V.S. Stepanyuk, A.N. Baranov, W. Hergert, P. Bruno,  Ab initio study of interaction 
 between magnetic adatoms on metal surfaces ,
 Phys. Rev. B  68 , 205422 (2003)  
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      •  S. Pick, V. S. Stepanyuk, A. N. Baranov, W. Hergert, and P. Bruno,
 Effect of atomic relaxations on magnetic properties of adatoms and small clusters
Phys. Rev. B  68, 104410 (2003) 
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      • O. V. Lysenko, V. S. Stepanyuk, W. Hergert, and J. Kirschner,
 Interlayer mass transport in homoepitaxy on the atomic scale,
Phys. Rev. B  68, 033409 (2003) 
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      •  V.S. Stepanyuk, D.V. Tsivlin, D. Sander, W. Hergert, J.
Kirschner,  Mesoscopic scenario of strain-relief atmetal
interfaces , Thin Solid Films,  428 , 1 (2003) 
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      • V.S. Stepanyuk, A.N. Baranov, W. Hergert, P. Bruno,  Ab initio study of interaction
 between magnetic adatoms on metal surfaces,
 Phys. Rev. B  68 , 205422 (2003)  
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V. S. Stepanyuk, A. N. Baranov, D. V. Tsivlin, W. Hergert, P. Bruno, N. Knorr, M. A. Schneider, and K. Kern,
 Quantum interference and long-range adsorbate-adsorbate interactions,
Phys. Rev. B  68 , 205410 (2003) 
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D. V. Tsivlin, V. S. Stepanyuk, W. Hergert, and J. Kirschner,  Effect of mesoscopic relaxations on diffusion of Co adatoms on Cu(111)
Phys. Rev. B  68 , 205411 (2003) 
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    •   Publikationen 2004 
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R. C. Longo, V. S. Stepanyuk, W. Hergert, A. Vega, L. J. Gallego, and J. Kirschner, 
Interface intermixing in metal heteroepitaxy on the atomic scale,
Phys. Rev. B  69 , 073406 (2004) 
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V. S. Stepanyuk, P. Bruno, A. L. Klavsyuk, A. N. Baranov, W. Hergert, A. M. Saletsky, and I. Mertig, 
Structure and quantum effects in atomic-sized contacts ,
Phys. Rev. B  69 , 033302 (2004) 
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V. S. Stepanyuk, L. Niebergall, R. C. Longo, W. Hergert, and P. Bruno
 Magnetic nanostructures stabilized by surface-state electrons ,
Phys. Rev. B  70 , 075414 (2004) 
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S. Pick, V.S. Stepanyuk, A.L. Klavsyuk, L. Niebergall, W. Hergert, 
J. Kirschner, P. Bruno,  Magnetism and structure on the atomic scale: 
Small cobalt clusters in Cu(001) , Phys. Rev. B  70 , 224419 (2004)
 
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V. S. Stepanyuk, A. L. Klavsyuk, W. Hergert, A. M. Saletsky, P.
Bruno, and I. Mertig,  Magnetism and structure of atomic-size
nanocontacts, Phys. Rev. B  70 , 195420 (2004) 
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V.S. Stepanyuk, W. Hergert,  Magnetism, Structure and
Interactions at the Atomic Scale  in: W. Hergert, A. Ernst, M. Däne
(Eds.) Computational Materials Science, Lecture Notes in
Physics Vol. 642, Springer 2004, 159-176 
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A. L. Klavsyuk, V. S. Stepanyuk, W. Hergert, A. M. Saletsky, P.
Bruno and I. Mertig,  Structure and electronic states in Cu
nanocontacts , Surface Science  566-568, 944 (2004)
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    •   Publikationen 2005 
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V. S. Stepanyuk, L. Niebergall, W. Hergert, and P. Bruno,
 Ab initio Study of Mirages and Magnetic Interactions in Quantum Corrals ,
Phys. Rev. Lett. 94, 187201 (2005) 
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V.S. Stepanyuk, A.L. Klavsyuk, L. Niebergall, A.M. Saletsky,
W. Hergert, P. Bruno,  Ab initio approach for atomic relaxation
in supported magnetic clusters, Phase Transitions  78, 61
(2005) 
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    •   Publikationen 2006 
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  •   Oxidische Materialien
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    •   Publikationen 1999 
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      •  M.P.J. Punkkinen, K. Kokko, W. Hergert, I.J. Väyrynen, 
 Fe2O3 within the LSDA+U approach, J. Phys.: Condens. Matter 11, 2341 (1999)  
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    •   Publikationen 2000-2002 
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      •  A. N. Baranov, V. S. Stepanyuk, W. Hergert, A. A. Katsnelson, A. Settels, R. Zeller, and P. H. Dederichs,
 Full-potential KKR calculations for MgO and divalent impurities in MgO ,
Phys. Rev. B  66, 155117 (2002)
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      •  D. Ködderitzsch, W. Hergert, Z. Szotek, W.M. Temmerman, 
Ab initio study of the electronic and magnetic structure of NiO(001) ,
 J. Magnetism and Magnetic Materials 240 (1-3) (2002) pp. 439-441

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      •  D. Ködderitzsch, W. Hergert, W. M. Temmerman, Z. Szotek, A. Ernst, and H. Winter,
 Exchange interactions in NiO and at the NiO(100) surface,
Phys. Rev. B 66, 064434 (2002)
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    •   Publikationen 2003 
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      •  D. Ködderitzsch, W. Hergert, Z. Szotek, and W. M. Temmerman,
 Vacancy-induced half-metallicity in MnO and NiO, 
Phys. Rev. B  68 , 125114 (2003)  
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Z. Szotek, W.M. Temmerman, D. Ködderitzsch, W. Hergert, A.
Svane, L. Petit, G.M. Stocks, H. Winter,  SIC-LSD Description of
Half-Metallic Transition Metal Oxides , Molecular Physics Reports,
 38 , 11 (2003)  
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    •   Publikationen 2004 
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D. Ködderitzsch, W. Hergert,  Electronic structure and magnetic
interactions in strongly correlated transition-metal oxides , Phase
Transitions,  77, 241 (2004)
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D. Ködderitzsch, W. Hergert, Z. Szotek and W.M. Temmerman, 
Electronic structure of 3d-transition-metal monoxides: surface and
bulk-point-defects , J. Mag. Mag. Mat.  272-276 E253-E254
(2004) 
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Z. Szotek, W.M. Temmerman, A. Svane, L. Petit, P. Strange, G.M.
Stocks, D. Ködderitzsch, W. Hergert and H. Winter,  Electronic
Structure of Half-Metallic Ferromagnets and Spinel Ferromagnetic
Insulators J.Phys.: Condens. Matter  16 S5587-S5600 (2004)

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    •   Publikationen 2005 
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      •  M. Lüders, A. Ernst, M. Däne, Z. Szotek, A. Svane, D. Ködderitzsch, W. Hergert, B. L. Györffy, 
and W. M. Temmerman,  Self-interaction correction in multiple scattering theory ,
Phys. Rev. B  71, 205109 (2005)   
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  •   Photonische Kristalle 
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    •    Publikationen 2000-2002
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R. Hillebrand, W. Hergert, W. Harms,  Theoretical band gap studies of two-dimensional 
photonic crystals with varying column roundness , phys. stat. sol. (b)  217, 981 (2000) 

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R. Hillebrand, W. Hergert, W. Harms,  Photonic band structures of 2d non-circular air 
lattices in Si , Materials Science in Semiconductor Processing  3, 493-497 (2000) 

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R. Hillebrand, W. Hergert,  Band gap studies of triangular 2D photonic crystals 
with varying pore roundness , Solid State Commuinications 115 , 227-232 (2000)

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      •  C. Jamois, R.B. Wehrspohn, J. Schilling, F. Müller, R. Hillebrand, and W. Hergert,
 Silicon-Based Photonic Crystal Slabs: Two Concepts, IEEE Journal of Quantum Electronics,  38, 1 (2002)
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    •   Publikationen 2003 
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      • R. Hillebrand, St. Senz, W. Hergert, and U. Gösele,  Macroporous-silicon-based
three-dimensional photonic crystal with alarge complete band gap , Journal of Applied Physics 
 94 , 2758 (2003) 
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      •  R. Hillebrand, C. Jamois, J. Schilling. R.B. Wehrspohn, and W. Hergert,  
Computation of optical properties of Si-based photonic crystals with varying pore diameters,
phys. stat. sol. (b)  240 , 124 (2003)  
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      •  W. Hergert, M. Däne,  Group theoretical investigations of photonic band structures,
phys. stat. sol. (a),  197 , 620 (2003)  
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    •   Publikationen 2004 
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      •  R. Hillebrand, W. Hergert,  Scaling properties of a
tetragonal photonic crystal design having a large complete
bandgap , Photonics and Nanostructures  2 , 33 (2004)  
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  •   Verschiedenes
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      • K. Kokko, V. Kulmala, J. A. Leiro, and W. Hergert,
 Resonant inelastic x-ray scattering spectra of magnesium diboride,
Phys. Rev. B  68, 052503 (2003)  
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      • J. Wensch, M. Däne, W. Hergert, A. Ernst, The solution f stationary problems in quantum mechanics by Magnus methods with stepsize control, 
Reports of the Institute of Numerical Mathematics ,
Rep. 09 (2003), Martin Luther University Halle-Wittenberg
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      •  J. Wensch, M. Däne, W. Hergert, A. Ernst,  The solution of stationary ODE problems in quantum mechanics 
by Magnus methods with stepsize control , Comp. Phys. Commun.  160 , 129 (2004)   
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      •  W. Hergert, M. Däne, D. Ködderitzsch, Symmetry Properties of
Electronic and Photonic Band Structures  in: W. Hergert, A. Ernst, M. Däne
(Eds.) Computational Materials Science, Lecture Notes in
Physics Vol. 642, Springer 2004 


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  •   Geschichte der Physik
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      •  W. Hergert,  Einsteins "Annus mirabilis" - Lichtelektrischer Effekt, Molekularbewegung und ihre Folgen..., 
 scientia halensis 3, 5-6 (2005)
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      •  W. Hergert,  Gustav Mie und Albert Einstein - Diskussionen zur Entwicklung der Allgemeinen Relativitätstheorie, 
 scientia halensis 3, 13-14 (2005)


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