: Fakultät für Elektrotechnik und Informationstechnik: Professur Materialsysteme der Nanoelektronik
Publications
2012
140.) Bürger, D.; Seeger, M.; Zhou, S.; Skorupa, W. & Schmidt, H.
3d transition metal diffusion in diluted magnetic Si and GaAs prepared by pulsed laser processing
J. Appl. Phys., 2012, accepted
139.) Srivastava, P.; Ghosh, S.; Joshi, B.; Satyarthi, P.; Kumar, P.; Kanjilal, D.; Bürger, D.; Zhou, S.; Schmidt, H.; Rogalev, A. & Wilhelm, F.
Probing origin of room temperature ferromagnetism in Ni ion implanted ZnO films with X-ray absorption spectroscopy
J. Appl. Phys., 2012, 111, 013715-1-5
138.) Bürger, D.; Zhou, S.; Höwler, M.; Ou, X.; Kovacs, G.J.; Reuther, H.; Mücklich, A.; Skorupa, W.; Helm, M. & Schmidt, H.
Depth-resolved investigation on ferromagnetic Ge:Mn prepared by pulsed laser annealing
Appl. Phys. Lett., 2012, 100, 012406-1-4; Virtual Journal of Nanoscale Science & Technology, 2012, 25 (4)
137.) Shuai, Y.; Ou,X.; Wu, C.; Zhang, W.; Zhou,S.; Bürger,D.; Reuther, H.; Slesazeck, S.; Mikolajick, T.; Helm, M. & Schmidt, H.
Substrate effect on the resistive switching in BiFeO3 thin films
J. Appl. Phys., 2012, in press
136.) Mok, K.; Scarlat, C; Kovacs, G.J.; Li, L.; Zviagin, V.; McCord, J.; Helm, M. & Schmidt, H.
Thickness independent magneto-optical coupling constant of nickel films in the visible spectral range
J. Appl. Phys., 2012, 110, 123110-1-4
2011
135.) Li, L.; Yao, S.D.; Roshchupkina, O.; Prucnal, S.; Akhmadaliev, S.; Campion, R.P.; Rushforth, A.W.; Fassbender, J.; Helm, M.; Gallagher, B.L.; Timm, C.; Schmidt, H.& Zhou, S.
Characterization and local magnetic modification of ion irradiated GaMnAs
Nuclear Instruments and Methods in Physics Research B, 2011, 269, 2469–2473
134.) Mok, K.; Kovács, G.J.; McCord, J.; Li, L.; Helm, M. & Schmidt, H.
Investigation of the magneto-optical coupling in ferromagnetic thin films by vector-magneto-optical generalized ellipsometry
Phys. Rev. B, 2011, 84, 094413-1-6
133.) Hippler, M.; Streit, S.; Lehmann, J.; Skorupa, Helm, M.; Schmidt, H.; Lopes, J. Marcelo Jardao; Schubert, J.; Mantl, S.; Huber, H.-P. & Kienberger, F.
Nanoanalysis of lanthanum scandate MOS capacitors addressing reliability after local current flow
IEEE Conference Proceedings, Semiconductor Conference Dresden, September 27-28 2011, Dresden, Germany
132.) Shuai, Y.; Zhou, S.; Wu, C.; Zhang, W.; Bürger, D.; Slesazeck, S.; Mikolajick, T.; Helm, M. & Schmidt, H.
Control of rectifying and resistive switching behavior in BiFeO3 thin films
Appl. Phys. Exp., 2011, 4, 095802
131.) Prucnal, S.; Facsko, S.; Baumgart, C.; Schmidt, H.; Liedke, M.O.; Rebohle, L.; Shalimov, A.; Reuther, H.; Kanjilal, A.; Mücklich, A.; Helm, M.; Zuk, J. & Skorupa, W.
n-InAs Nanopyramids fully integrated into Silicon
Nano Lett., 2011, DOI: 10.1021/nl201178d
130.) Shuai, Y.; Zhou, S.; Bürger, D.; Helm, M. & Schmidt, H.
Nonvolatile bipolar resistive switching in Au/BiFeO3/Pt
J. Appl. Phys., 2011, 109, 124117
129.) Shuai, Y.; Zhou, S.; Streit, S.; Reuther, H.; Bürger, D.; Slesazeck, S. Mikolajick, T.; Helm, M. & Schmidt, H.
Reduced leakage current in BiFeO3 thin films with rectifying contacts
Appl. Phys. Lett., 2011, 98, 232901
128.) Shuai, Y.; Zhou, S.; Bürger, D.; Reuther, H.; Skorupa, I.; John, V.; Helm, M. & Schmidt, H.
Decisive role of oxygen vacancy in ferroelectric vs. ferromagnetic Mn-doped BaTiO3 thin films
J. Appl. Phys., 2011, 109, 084105
127.) Mok, K. ; Du, N. & Schmidt, H.
Vector-Magneto-Optical Generalized Ellipsometry
Rev. Sci. Instrum., 2011, 82, 033112
126.) Kovács, G.J.; Bürger, D.; Skorupa, I.; Reuther, H.; Heller, R. & Schmidt, H.
Effect of the substrate on the insulator-metal transition of vanadium dioxide films
J. Appl. Phys., 2011, 109, 063708
125.) Kumar, H; Ghosh, S.; Avasthi, D.K.; Kabiraj, D.; Mücklich, A., Zhou, S.; Schmidt, H. & Stoquert, J.-P.
Ion beam–induced shaping of Ni nanoparticles embedded in a silica matrix: From spherical to prolate shape
Nanoscale Research Letters, 2011, 6, 155
124.) Kumar, H.; Ghosh, S.; Bürger, D.; Li, L.; Zhou, S.; Kabiraj, D.; Avasthi, D.K.; Grötzschel, R. & Schmidt, H.
Role of Coulomb blockade and spin flip scattering in tunneling
magnetoresistance of FeCo-Si-O nanogranular films
J. Appl. Phys., 2011, 109, 073914
123.) Potzger, K.; Osten, J.; Levin, A.A.; Shalimov, A.; Talut, G.; Reuther, H.; Arpaci, S.; Bürger, D.; Schmidt, H.; Nestler, T. & D. C. Meyer
Defect-induced ferromagnetism in crystalline SrTiO3
J. Magn. Magn. Mater., 2011, 323, 1551-1562
122.) Prochazka, I.; Cizek J.; Anwand W.; Brauer, G.; Grambole, D. & Schmidt, H.
Hydrogen-induced surface modifications in ZnO single crystals
Journal of Physics: Conference Series, 2011, 262, 012050-1-4
121.) Xu, Q.; Zhou, S.; Wen, Z.; Wu D.; Qiu T.; Xu, M.; Potzger, K. & Schmidt, H.
Magnetic characterization of Bi(Fe1-xMnx)O3
Physics Letters A, 2011, 375, 1209-1212
120.) Baumgart, C.; Müller, A.-D.; Müller F. & Schmidt H.
Kelvin probe force microscopy in the presence of intrinsic local electric fields
phys. stat. sol. (a), 2011, 208, 777-789 (editor’s choice)
119.) Li, L.; Yao, S.D.; Zhou, S.; Bürger, D., Roshchupkina, O.; Akhmadaliev, S.; Rushforth, A.W.; Campion, R.P.; Fassbender, J.; Helm, M.; Gallagher, B.L.; Timm, C. & Schmidt, H.
Tailoring the magnetism of GaMnAs films by ion irradiation
J. of Phys. D, 2011, 44, 045001-1-5
2010
118.) Ye, S; Ney, V.; Kammermeier, T.; Ollefs, K.; Zhou, S.; Schmidt, H. & Ney, A.
Influence of the developing magnetic order on the transport properties of epitaxial Zn 1-x Co x O films
J. Phys.: Conference Series 2010, 200, 052034
117.) Baumgart C.; Zhou S.; Helm M. & Schmidt H.
Raster-Kelvinkraft-Mikroskopie zur quantitativen Dotierprofilierung an dotiertem Silizium und Mn-implantiertem Germanium
News Analytik, www.analytik-news.de, 03.09.2010, 1-9
116.) Zhou, S. & Schmidt, H.
Mn doped Ge and Si: a review of the experimental status (invited)
Materials, 2010, 3, 5054-5082.
115.) Yao, S.; Zhou, S. & Schmidt, H.
Electrical and magnetic properties of polycrystalline Mn-doped BaTiO3 thin films grown on Pt/Sapphire substrates by pulsed laser deposition
Adv. Sci. Technol., 2010, 67, 212-217
114.) Schmidt, H.
Spin manipulation in Co-doped ZnO
Adv. Sci. Techn., 2010, 67, 192-197
113.) Zhang, W.; Peng, B.; Zhang, W.; Zhou, S. & Schmidt, H.
Ultra large coercivity in barium ferrite thin films prepared by magnetron sputtering
J. Mag. Mag. Mat., 2010, 322, 1859-1862
112.) Voora, VM; Hofmann, T.; Brandt, M.; Lorenz, M.; Grundmann, M.; Ashkenov, N.; Schmidt, H.; Ianno, N. & Schubert, M.
Interface polarization coupling in piezoelectric-semiconductor ferroelectric heterostructures
Phys. Rev. B, 2010, 81, 195307
111.) Naydenova, Ts.; Atanasov, P.; Koleva, M.; Nedialkov, N.; Perriere, J.; Defourneau, D.; Fukuoka, H.; Obara, M.; Baumgart, C.; Zhou, S.; & Schmidt, H.
Influence of vanadium concentration on the microstructure and magnetic properties of V-doped ZnO thin films
Thin Solid Films, 2010, 518, 5505-5508
110.) Anwand, W.; Brauer, G.; Cowan, T. E.; Heera, V.; Schmidt, H.; Skorupa, W.; von Wenckstern, H.; Brandt, M.; Benndorf, G.; & Grundmann, M.
Structural characterization of H plasma-doped ZnO single crystals by Hall measurements and photoluminescence studies
phys. stat. sol. (a), 2010, 207, 2426–2431
109.) Zhou, S.; Bürger, D.; Skorupa, W.; Oesterlin, P.; Helm, M. & Schmidt, H.
The importance of hole concentration in establishing carrier-mediated ferromagnetism in Mn doped Ge
Appl. Phys. Lett., 2010, 96, 202105
108.) Xu, Q.; Zhou, S.; Wu, D.; Tang, Y.K.; Potzger, K.; Xu, M.X. & Schmidt, H.
Cluster spin glass behavior in Bi(Fe0.95Co0.05)O3
J. Appl. Phys., 2010, 107, 093920
107.) Kumar, H.; Ghosh, S.; Bürger, D.; Zhou, S., Kabiraj, D.; Avasthi, D.K.; Grötzschel, R.; & Schmidt, H.
Microstructure, electrical, magnetic and extraordinary Hall effect studies in Ni: SiO2 nanogranular films synthesized by atom beam sputtering
J. Appl. Phys., 2010, 107, 113913
106.) Zhou, S.; Bürger, D.; Baumgart, C.; Skorupa, W.; Timm, C.; Oesterlin, P.; Helm, M. & Schmidt, H.
Hysteresis in the magneto-transport of Manganese-doped Germanium: evidence for carrier-mediated ferromagnetism,
Phys. Rev. B, 2010, 81, 165204
105.) Xu, Q.; Zhou, S.; Bürger, D.; Hochmuth, H.; Lorenz, M.; Grundmann, M. & Schmidt, H.
Electrical control of magnetoresistance in highly insulating Co-doped ZnO
Jpn. J. Appl. Phys., 2010, 49, 043002
104.) Ankiewicz, A.O.; Martins, J.S.; Carmo, M.C.; Grundmann, M.; Zhou, S.; Schmidt, H. & Sobolev, N.A. Ferromagnetic resonance on metal nanocrystals in Fe and Ni implanted ZnO
J. Appl. Phys., 2010, 107, 1-5.
103.) Pandey, B.; Ghosh, S.; Srivastava, P.; Kumar, P.; Kanjilal, D.; Zhou S. & Schmidt, H.
Room temperature transparent ferromagnetism in 200 keV Ni+2 ion implanted pulsed laser deposition grown ZnO/sapphire film
J. Appl. Phys., 2010, 107, 023901.
102.) Scarlat, C.; Mok, K. M.; Zhou, S.; Vinnichenko, M.; Lorenz, M.; Grundmann, M.; Helm, M.; Schubert, M. & Schmidt, H.
Voigt effect measurement on PLD grown NiO thin films,
phys. stat. sol. (b), 2010, 7, 334-337.
101.) Bürger, D.; Zhou, S.; Pandey, M.; Viswanadham, C. S.; Grenzer, J.; Roshchupkina, O.; Anwand, W.; Reuther, H.; Gottschalch, V.; Helm, M. & Schmidt, H.
Application of pulsed laser annealing to ferromagnetic GaMnAs
Phys. Rev. B, 2010, 81, 115202-1-12.
2009
100.) Xu, Q; Zhou, S. & Schmidt, H.
Magnetic properties of ZnO nanopowders
Journal of Alloys and Compounds, 2009, 487, 665-667.
99.) Zhou, S.; Potzger, K.; Bürger, D.; Kuepper, K.; Helm, M.; Fassbender, J. & Schmidt, H.
Inverse spinel ZnFe2O4 nanoparticles synthesized by ion implantation and post-annealing: An investigation using X-ray spectroscopy and magnetotransport
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2009, 267, 1620-1622.
98.) Xu, Q., Zhou, S., Schmidt, B., Mücklich, A. & Schmidt, H.
Paramagnetic Mn-implanted amorphous Si
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2009, 267, 3558-3561.
97.) Ye, S.; Ney, V.; Kammermeier, T.; Ollefs, K. ; Zhou, S.; Schmidt, H.; Wilhelm, F.; Rogalev, A. & Ney, A.
Absence of ferromagnetic-transport signatures in epitaxial paramagnetic and superparamagnetic Zn0.95Co0.05O films
Phys. Rev. B, 2009, 80, 245321.
96.) von Wenckstern, H.; Schmidt, H.; Brandt, M.; Lajn, A.; Pickenhain, R.; Lorenz, M.; Grundmann, M.; Hofmann, D.; Polity, A.; Meyer, B.K.; Saal, H.; Binnewies, M.; Börger, A.; Becker, K.-D.; Tikhomirov, V. A. & Jug, K.
Anionic and cationic substitution in ZnO
Prog. Sol. Stat. Chem., 2009, 37, 153-172.
95.) Zhou, S.; Shalimov, A.; Potzger, K.; Helm, M.; Fassbender, J. & Schmidt, H.
Memory effect of Mn5Ge3 nanomagnets embedded inside a Mn-diluted Ge matrix
Appl. Phys. Lett., 2009, 95, 192505.
94.) Zhou, S.; Bürger, D.; Helm, M. & Schmidt, H. (2009)
Anomalous Hall resistance in Ge:Mn systems with low Mn concentrations
Appl. Phys. Lett., 2009, 95, 172103.
93.) Zhou, S.; Shalimov, A.; Potzger, K.; Helm, M.; Fassbender, J. & Schmidt, H.
MnSi1.7 nanoparticles embedded in Si: Superparamagnetism with a collective behavior
Phys. Rev. B, 2009, 80, 174423.
92.) Abrasonis, G.; Kovacs, G.; Mücklich, A.; Zhou, S.; Babonneau, D.; Martinavicius, A.; Berndt, M.; Munnik, F.; Vinnichenko, M.; Heinig, K. H.; Grenzer, J.; Kolitsch, A.; Schmidt, H. & Möller, W.
Substrate Effects on the Morphology of Carbon Encapsulated Nickel Nanoparticles Grown by Surface Diffusion Assisted Phase Separation
J. Phys. Chem. C, 2009, 113, 8645–8651.
91.) Baumgart, C.; Helm, M. & Schmidt, H.
Quantitative dopant profiling in semiconductors: A Kelvin probe force microscopy model
Phys. Rev. B, 2009, 80, 085305.
90.) Baumgart, C. & Schmidt, H.
Mikroskopische Aufnahmen neu gedeutet
GIT Laborfachzeitschrift, 2009, 10, 680-681.
89.) Potzger, K.; Shalimov, A.; Zhou, S.; Schmidt, H.; Mücklich, A.; Helm, M.; Fassbender, J.; Liberati, M. & Arenholz, E.
Amorphous clusters in Co implanted ZnO induced by boron preimplantation
J. Appl. Phys., 2009, 105, 123917.
88.) Zhou, S.; Berndt, M.; Bürger, D.; Heera, V.; Potzger, K.; Abrasonis, G.; Radnoczi, G.; Kovacs, G.; Kolitsch, A.; Helm, M.; Fassbender, J.; Möller, W. & Schmidt, H.
Spin-dependent transport in nanocomposite C:Co films
Acta Materialia, 2009, 57, 4758-4764.
87.) Zhou, S.; Cizmár, E.; Potzger, K.; Krause, M.; Talut, G.; Helm, M.; Fassbender, J.; Zvyagin, S.; Wosnitza, J. & Schmidt, H.
Origin of magnetic moments in defective TiO2 single crystals
Phys. Rev. B, 2009, 79, 113201.
86.) Zhou, S.; Potzger, K.; Xu, Q.; Kuepper, K.; Talut, G.; Markó, D.; Mücklich, A.; Helm, M.; Fassbender, J.; Arenholz, E. & Schmidt, H.
Spinel ferrite nanocrystals embedded inside ZnO: Magnetic, electronic, and magnetotransport properties
Phys. Rev. B, 2009, 80, 094409.
85.) Xu, Q.; Zhou, S.; Markó, D.; Potzger, K.; Fassbender, J.; Vinnichenko, M.; Helm, M.; Hochmuth, H.; Lorenz, M.; Grundmann, M. & Schmidt, H.
Paramagnetism in Co-doped ZnO films
J. Phys. D: Appl. Phys., 2009, 42, 085001.
84.) Bürger, D.; Zhou, S.; Grenzer, J.; Reuther, H.; Anwand, W.; Gottschalch, V.; Helm, M. & Schmidt, H.
The influence of annealing on manganese implanted GaAs films
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2009, 267, 1626-1629.
83.) Scarlat, C.; Vinnichenko, M.; Xu,Q.; Bürger, D.; Zhou, S.; Kolitsch, A.; Grenzer, J.; Helm, M. & Schmidt, H. Mn-implanted, polycrystalline indium tin oxide and indium oxide films
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2009, 267, 1616-1619.
82.) Zhou, S.; Potzger, K.; Bürger, D.; Kuepper, K.; Helm, M.; Fassbender, J. & Schmidt, H.
Inverse spinel ZnFe2O4 nanoparticles synthesized by ion implantation and post-annealing: An investigation using X-ray spectroscopy and magneto-transport
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2009, 267, 1620-1622.
81.) Zhou, S.; Potzger, K.; Xu, Q.; Talut, G.; Lorenz, M.; Skorupa, W.; Helm, M.; Fassbender, J.; Grundmann, M. & Schmidt, H.
Ferromagnetic transition metal implanted ZnO: A diluted magnetic semiconductor
Vacuum, 2009, 83, S13-S19
80.) Zhou, S.; Cizmár, E.; Potzger, K.; Krause, M.; Talut, G.; Helm, M.; Fassbender, J.; Zvyagin, S. A.; Wosnitza, J. & Schmidt, H.
Origin of magnetic moments in defective TiO2 single crystals
Phys. Rev. B, 2009, 79, 113201
2008
79.) von Wenckstern, H.; Brandt, M.; Schmidt, H.; Benndorf, G.; Zippel, J.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Properties of homoepitaxial ZnO and znO:P thin films grown by pulsed-laser deposition
Proc. SPIE, 2008, 6895, 689505.
78.) Müller, S.; Lorenz, M.; Czekalla, C.; Benndorf, G.; Hochmuth, H.; Grundmann, M. & Schmidt, H. Ronning, C.
Intense white photoluminescence emission of V-implanted zinc oxide thin films
J. Appl. Phys., 2008, 104, 123504
77.) Potzger, K.; Kuepper, K.; Xu, Q.; Zhou, S., Schmidt, H.; Helm, M. & Fassbender, J.
High cluster formation tendency in Co implanted ZnO
J. Appl. Phys., 2008, 104, 023510
76.) Potzger, K.; Zhou , S.; Xu, Q.; Shalimov, A.; Grötzschel , R.; Schmidt , H.; Mücklich, A.; Helm, M. & Fassbender, J.
Ferromagnetic, structurally disordered ZnO implanted with Co ions
Appl. Phys. Lett., 2008, 93, 232504
75.) Wett, D.; Demund, A.; Schmidt, H. & Szargan, R.
The Fe/ZnO(0001) interface: Formation and thermal stability
Appl. Surf. Sci., 2008, 254, 2309-2318
74.) Xu, Q.; Hartmann, L.; Zhou, S.; Mücklich, A.; Potzger, K.; Helm, M.; Biehne, G.; Hochmuth, H.; Lorenz, M.; Grundmann, M. & Schmidt, H.
Spin manipulation in Co doped ZnO
Phys. Rev. Lett., 2008, 101, 076601
73.) Zhou, S.; Xu, Q.; Potzger, K.; Talut, G.; Grötzschel, R.; Fassbender, J.; Vinnichenko, M.; Grenzer, J.; Helm, M.; Hochmuth, H.; Lorenz, M.; Grundmann, M. & Schmidt, H.
Room temperature ferromagnetism in carbon-implanted ZnO
Appl. Phys. Lett., 2008, 93, 232507
72.) Brandt, M.; von Wenckstern, H.; Schmidt, H.; Rahm, A.; Biehne, G.; Benndorf, G.; Hochmuth, H.; Lorenz, M.; Meinecke, C.; Butz, T. & Grundmann, M.
High electron mobility of phosphorous doped homoepitaxial ZnO thin films grown by pulsed laser deposition
J. Appl. Phys., 2008, 104, 013708
71.) Xu, Q.; Hartmann, L.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Sturm, C.; Meinecke, C. & Grundmann, M.
Magnetotransport properties of Zn90Mn7.5Cu2.5O100 films
Thin Solid Films, 2008, 516, 1160-1163
70.) Xu, Q.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Setzer, A.; Esquinazi, P.; Meinecke, C. & Grundmann, M.
Room temperature ferromagnetism in Nd- and Mn-codoped ZnO films
J. Phys. D: Appl. Phys., 2008, 41, 105012
69.) Xu, Q.; Schmidt, H.; Zhou, S.; Potzger, K.; Helm, M.; Hochmuth, H.; Lorenz, M.; Meinecke, C. & Grundmann, M.
Magnetic and transport properties of CuCrMgO and CuCrMgMnO films
Thin Solid Films, 2008, 516, 8543-8546
68.) Xu, Q.; Schmidt, H.; Zhou, S.; Potzger, K.; Helm, M.; Hochmuth, H.; Lorenz, M.; Setzer, A.; Esquinazi, P.; Meinecke, C. & Grundmann, M.
Room temperature ferromagnetism in ZnO films due to defects
Appl. Phys. Lett., 2008, 92, 082508
67.) von Wenckstern, H.; Brandt, M.; Schmidt, H.; Hanisch, C.; Benndorf, G.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Homoepitaxial ZnO films by pulsed-laser deposition
J. Korean Phys. Soc., 2008, 53,123
66.) Fritsch, D.; Schmidt, H.; Schmidt-Grund, R. & Grundmann, M.
Intensity of optical absorption close to the band edge in strained ZnO films
J. Korean Phys. Soc., 2008, 53, 123
65.) Lorenz, M.; Wagner, G.; Rahm, A.; Schmidt, H.; Hochmuth, H.; Schmid, H.; Mader, W.; Brandt, M.; von Wenckstern, H. & Grundmann, M.
Homoepitaxial ZnO thin films by PLD: Structural properties
phys. stat. sol. (c), 2008, 5, 3280-3287
64.) von Wenckstern, H.; Brandt, M.; Schmidt, H.; Benndorf, G.; Zippel, J.; Hochmuth, H.; Lorenz, M.; Grundmann, M.
Properties of homoepitaxial ZnO and ZnO:P thin films grown by pulsed-laser deposition
Proc. SPIE, 2008, 6895, 689505
63.) Schmidt-Grund, R.; Rheinländer, B.; Kaidashev, E.M.; Lorenz, M.; Grundmann, M.; Fritsch, D.; Schubert, M.; Schmidt, H.; Herzinger, C.M.
Vacuum ultraviolet generalized spectroscopic ellipsometry and band-structure calculations of wurtzite ZnO
J. Korean Phys. Soc., 2008, 53, 88
2007
62.) Ungureanu, M.; Schmidt, H.; von Wenckstern, H.; Hochmuth, H.; Lorenz, M.; Grundmann, M.; Fecioru-Morariu, M. & Güntherodt, G.
A comparison between ZnO films doped with 3d and 4f magnetic ions
Thin Solid Films, 2007, 515, 8761-8763
61.) Ungureanu, M.; Schmidt, H.; Xu, Q.; von Wenckstern, H.; Spemann, D.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Electrical and magnetic properties of RE-doped ZnO films (RE=Gd, Nd)
Superlattices and Microstructures, 2007, 42, 231-235
60.) von Wenckstern, H.; Benndorf, G.; Heitsch, S.; Sann, J.; Brandt, M.; Schmidt, H.; Lenzner, J.; Lorenz, M.; Kuznetsov, A. Y.; Meyer, B. & Grundmann, M.
Properties of P-doped ZnO
Appl. Phys. A, 2007, 88, 125-128
59.) von Wenckstern, H.; Brandt, M.; Schmidt, H.; Biehne, G.; Pickenhain, R.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Donor like defects in ZnO substrate materials and ZnO thin films
Appl. Phys. A, 2007, 88, 135-139
58.) Xu, Q.; Schmidt, H.; Hartmann, L.; Hochmuth, H.; Lorenz, M.; Setzer, A.; Esquinazi, P.; Meinecke, C. & Grundmann, M.
Room temperature ferromagnetism in Mn-doped ZnO films mediated by acceptor defects
Appl. Phys. Lett., 2007, 91, 092503
57.) Brauer, G.; Anwand, W.; Skorupa, W.; Kuriplach, J.; Melikhova, O.; Cizek, J.; Prochazka, I.; Moisson, C.; von Wenxkstern, H.; Schmidt, H.; Lorenz, M. & Grundmann, M.
Comparative characterization of differently grown ZnO single crystals by positron annihilation and Hall effect
Superlattices and Microstructures, 2007, 42, 259-264
56.) Xu, Q.; Hartmann, L.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Schmidt-Grund, R.; Sturm, C.; Spemann, D. & Grundmann, M.
The magnetotransport properties of Co-doped ZnO films
AIP Conf. Proc., 2007, 893, 1187
55.) Xu, Q.; Hartmann, L.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Schmidt-Grund, R.; Sturm, C.; Spemann, D.; Grundmann, M. & Liu, Y.
Magnetoresistance and anomalous Hall effect in magnetic ZnO films
J. Appl. Phys., 2007, 101, 063918
54.) Xu, Q.; Hartmann, L.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Spemann, D. & Grundmann, M.
s-d exchange interactioninduced magnetoresistance in magnetic ZnO
Phys. Rev. B, 2007, 76, 134417-1-4
53.) Salzer, R.; Spemann, D.; Esquinazi, P.; Höhne, R.; Setzer, A.; Schindler, K.; Schmidt, H. & Butz, T.
Possible pitfalls in search of magnetic order in thin films deposited on single crystalline sapphire substrates
J. Mag. Mag. Mat., 2007, 317, 53-60
52.) Heitsch, S.; Benndorf, G.; Zimmermann, G.; Schulz, C.; D.Spemann; Hochmuth, H.; Schmidt, H.; Nobis, T.; Lorenz, M. & Grundmann, M.
Optical and structural properties of MgZnO/ZnO hetero- and double heterostructures grown by pulsed laser deposition
Appl. Phys. A, 2007, 88, 99-104
51.) Auret, F. D.; Meyer, W. E.; van Rensburg, P. J.; Hayes, M.; Nel, J.; von Wenckstern, H.; Schmidt, H.; Biehne, G.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Electronic properties of defects in pulsed-laser deposition grown ZnO with levels at 300 and 370 meV below the conduction band
Physica B: Cond. Matter, 2007, 401-402, 378-381
50.) Frenzel, H.; von Wenckstern, H.; Weber, A.; Schmidt, H.; Biehne, G.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Photocurrent spectroscopy of deep levels in ZnO thin films
Phys. Rev. B, 2007, 76, 035214
49.) von Wenckstern, H.; Pickenhain, R.; Schmidt, H.; Brandt, M.; Biehne, G.; Lorenz, M.; Grundmann, M. & Brauer, G.
Investigation of acceptor states in ZnO by junction DLTS
Superlattices and Microstructures, 2007, 42, 14-20
48.) von Wenckstern, H.; Schmidt, H.; Grundmann, M.; Allen, M.; Miller, P.; Reeves, R. & Durbin, S.
Defects in hydrothermally grown bulk ZnO
Appl. Phys. Lett., 2007, 91, 022913
47.) von Wenckstern, H.; Schmidt, H.; Hanisch, C.; Brandt, M.; Czekalla, C.; Benndorf, G.; Biehne, G.; Rahm, A.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Homoepitaxy of ZnO by Pulsed-Laser deposition
phys. stat. sol. (RRL), 2007, 1, 129-131
46.) Johne, R.; Lorenz, M.; Hochmuth, H.; Lenzner, J.; von Wenckstern, H.; Zimmermann, G.; Schmidt, H.; Schmidt-Grund, R. & Grundmann, M.
Cathodoluminescence of large-area PLD grown ZnO thin films measured in transmission and reflection
Appl. Phys. A, 2007, 88, 89-93
45.) Schmidt, H.; Wiebe, M.; Dittes, B. & Grundmann, M.
Meyer-Neldel rule in ZnO
Appl. Phys. Lett., 2007, 91, 232110
44.) Liu, Y.; Xu, Q.; Schmidt, H.; Hartmann, L.; Hochmuth, H.; Lorenz, M.; Grundmann, M.; Han, X. & Zhang, Z.
Co location and valence state determination in ferromagnetic ZnO:Co thin films by atom-location-by-channeling-enhanced-microanalysis electron energy-loss spectroscopy
Appl. Phys. Lett., 2007, 90, 154101
43.) Fritsch, D.; Schmidt, H. & Grundmann, M.
Calculated optical properties of wurtzite GaN and ZnO
AIP Conf. Proc., 2007, 893, 325
42.) Schmidt, H.; Diaconu, M.; Hochmuth, H.; Benndorf, G.; von Wenckstern, H.; Biehne, G.; Lorenz, M. & Grundmann, M.
Electrical and optical spectroscopy on ZnO:Co thin films
Appl. Phys. A, 2007, 88, 157-160
2006
41.) Schmidt, H.; Diaconu, M.; Hochmuth, H.; Lorenz, M.; Setzer, A.; Esquinazi, P.; Pöppl, A.; Spemann, D.; Nielsen, K.; Gross, R.; Wagner, G. & Grundmann, M.
Weak ferromagnetism in textured Zn1-x(TM)xO thin films
Superlattices and Microstructures, 2006, 39, 334-339
40.) Brauer, G.; Anwand, W.; Skorupa, W.; Kuriplach, J.; Melikhova, O.; Cizek, J.; Prochazka, I.; Moisson, C.; von Wenckstern, H.; Schmidt, H.; Lorenz, M. & Grundmann, M.
Defects in virgin and N+-implanted ZnO single crystals studied by positron annihilation, Hall effect, and deep-level transient spectroscopy
Phys. Rev. B, 2006, 74, 045208
39.) Xu, Q.; Hartmann, L.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Schmidt-Grund, R.; Sturm, C.; Spemann, D. & Grundmann, M.
Metal-insulator transition in Co-doped ZnO: Magnetotransport properties
Phys. Rev. B, 2006, 73, 205342
38.) Xu, Q.; Hartmann, L.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Schmidt-Grund, R.; Spemann, D. & Grundmann, M.
Magnetoresistance effects in Zn0.90Co0.10O films
J. Appl. Phys., 2006, 100, 013904
37.) Xu, Q.; Hartmann, L.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Schmidt-Grund, R.; Spemann, D.; Rahm, A. & Grundmann, M.
Magnetoresistance in pulsed laser deposited 3d transition metal doped ZnO films
Thin Solid Films, 2006, 515, 2549-2554
36.) Brauer, G.; Anwand, W.; Skorupa, W.; Schmidt, H.; Diaconu, M.; Lorenz, M. & Grundmann, M.
Structure and ferromagnetism of Mn+ ion-implanted ZnO thin films on sapphire
Superlattices and Microstructures, 2006, 39, 41-49
35.) Rahm, A.; Kaidashev, E. M.; Schmidt, H.; Diaconu, M.; Pöppl, A.; Böttcher, R.; Meinecke, C.; Butz, T.; Lorenz, M. & Grundmann, M.
Growth and Characterization of Mn- and Co-doped ZnO Nanowires
Microchimica Acta, 2006, 156, 21-25
34.) Spemann, D.; Schindler, K.; Esquinazi, P.; Diaconu, M.; Schmidt, H.; Höhne, R.; Setzer, A. & Butz, T.
Magnetic force microscopy studies on the magnetic ordering in organic materials induced by high-energy proton irradiation
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2006, 250, 303-308
33.) Fritsch, D.; Schmidt, H. & Grundmann, M.
Pseudopotential band structures of rocksalt MgO, ZnO, and Mg1-xZnxO
Appl. Phys. Lett., 2006, 88, 124104
32.) v. Wenckstern, H.; Pickenhain, R.; Schmidt, H.; Brandt, M.; Biehne, G.; Lorenz, M. & Grundmann, M.
Deep acceptors states in ZnO single crystals
Appl. Phys. Lett., 2006, 89, 092122
31.) Hartmann, L.; Xu, Q.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Sturm, C.; Meinecke, C. & Grundmann, M.
Spin polarization in Zn0.95Co0.05O:(Al,Cu) thin films
J. of Phys. D: Appl. Phys., 2006, 39, 4920-4924
30.) Polyakov, V. M.; Schwierz, F.; Fritsch, D. & Schmidt, H.
Monte-Carlo study of steady state and transient transport in wurtzite InN
phys. stat. sol. (c), 2006, 3, 598-601
29.) Heitsch, S.; Bundesmann, C.; Wagner, G.; Zimmermann, G.; Rahm, A.; Hochmuth, H.; Benndorf, G.; Schmidt, H.; Schubert, M.; Lorenz, M. & Grundmann, M.
Low temperature photoluminescence and infrared dielectric functions of pulsed laser deposited ZnO thin films on silicon
Thin Solid Films, 2006, 496, 234-239
28.) Jaensch, S. & Schmidt, H.
Patent: Verfahren und Vorrichtung zur elektrischen Charakterisierung von Halbleiterbauelementen auf der Nanometerskala
IPC G01N 27/22 (2006.01), 10 2005 006 928
27.) Jaensch, S.; Schmidt, H. & Grundmann, M.
Quantitative scanning capacitance microscopy
Physica B: Physics of condensed Matter, 2006, 376-377, 913-915
26.) Diaconu, M.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Benndorf, G.; Spemann, D.; Setzer, A.; Esquinazi, P.; Pöppl, A.; von Wenckstern, H.; Nielsen, K.; Gross, R.; Schmid, H.; Mader, W.; Wagner, G. & Grundmann, M.
Room-temperature ferromagnetic Mn-alloyed ZnO films obtained by pulsed laser deposition
J. Mag. Mag. Mat., 2006, 307, 212-221
25.) Diaconu, M.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; von Wenckstern, H.; Biehne, G.; Spemann, D. & Grundmann, M.
Deep defects generated in n-conducting ZnO:TM thin films
Solid State Comm., 2006, 137, 417-421
24.) Diaconu, M.; Schmidt, H.; Fecioru-Morariu, M.; Güntherodt, G.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Ferromagnetic behavior in Zn(Mn, P)O thin films
Phys. Lett. A, 2006, 351, 323-326
23.) Esquinazi, P.; Höhne, R.; Han, K.; Spemann, D.; Setzer, A.; Diaconu, M.; Schmidt, H. & Butz, T. Makarova, T. & Palacio, F. (ed.)
Carbon based Magnetism, Induced Magnetic Order by Ion Irradiation of Carbon-based Structures
Elsevier B.V., 2006, 437-462
22.) Gonschorek, M.; Schmidt, H.; Bauer, J.; Benndorf, G.; Wagner, G. & Grundmann, M.
Thermally assisted tunneling processes in InxGa1-xAs/GaAs quantum-dot structures
Phys. Rev. B, 2006, 74, 115312
21.) Esquinazi, P.; Spemann, D.; Schindler, K.; Höhne, R.; Ziese, M.; Setzer, A.; Han, K.; Petriconi, S.; Diaconu, M.; Schmidt, H.; Butz, T. & Wu, Y.
Proton irradiation effects and magnetic order in carbon structures
Thin Solid Films, 2006, 505, 85-89
2005
20.) Diaconu, M.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Benndorf, G.; Lenzner, J.; Spemann, D.; Setzer, A.; Nielsen, K.; Esquinazi, P. & Grundmann, M.
UV optical properties of ferromagnetic Mn-doped ZnO thin films grown by PLD
Thin Solid Films, 2005, 486, 117-121
19.) Diaconu, M.; Schmidt, H.; Pöppl, A.; Böttcher, R.; Hoentsch, J.; Klunker, A.; Spemann, D.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
Electron paramagnetic resonance of Zn1-xMnxO thin films and single crystals
Phys. Rev. B, 2005, 72, 085214-1-6
18.) Fritsch, D.; Schmidt-Grund, R.; Schmidt, H.; Herzinger, C. M. & Grundmann, M.
Polarization-dependent optical transitions at the fundamental band gap and higher critical points of wurtzite ZnO
IEEE Proceedings of the 5th Int. Conference on Numerical Simulation of Optoelectronic Devices, 2005, 69, 69-70
17.) Diaconu, M.; Schmidt, H.; Pöppl, A.; Böttcher, R.; Hoentsch, J.; Rahm, A.; Hochmuth, H.; Lorenz, M. & Grundmann, M.
EPR study on magnetic Zn1-xMnxO
Superlattices and Microstructures, 2005, 38, 413-420
16.) Schmidt, H.; Diaconu, M.; Guzman, E.; Hochmuth, H.; Lorenz, M.; Benndorf, G.; Setzer, A.; Esquinazi, P.; von Wenckstern, H.; Spemann, D.; Pöppl, A.; Böttcher, R. & Grundmann, M.
N-conducting, ferromagnetic Mn-doped ZnO thin films on sapphire substrate
AIP Conf. Proc., 2005, 772, 351-352
15.) Lorenz, M.; Hochmuth, H.; Lenzner, J.; Nobis, T.; Zimmermann, G.; Diaconu, M.; Schmidt, H.; von Wenckstern, H. & Grundmann, M.
Room-temperature cathodoluminescence of n-type ZnO thin films grown by pulsed laser deposition in N2, N2O, and O2 background gas
Thin Solid Films, 2005, 486, 205-209
14.) von Wenckstern, H.; Weinhold, S.; Biehne, G.; Pickenhain, R.; Schmidt, H.; Hochmuth, H. & Grundmann, M.
Kramer, B. (ed.)
Advances in Solid State Physics (Festkörperprobleme), vol. 45
Donor Levels in ZnO
Springer Berlin/Heidelberg, 2005, 263-273
13.) Schmidt-Grund, R.; Fritsch, D.; Schubert, M.; Rheinländer, B.; Schmidt, H.; Hochmuth, H.; Lorenz, M.; Herzinger, C. & Grundmann, M.
Band-to-band transitions and optical properties of MgxZn1-xO (0<x<1) films
AIP Conf. Proc., 2005, 772, 201
12.) Spemann, D.; Esquinazi, P.; Höhne, R.; Setzer, A.; Diaconu, M.; Schmidt, H. & Butz, T.
Magnetic carbon: A new application for ion microbeams
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2005, 231, 433-439
2004
11.) Schmidt-Grund, R.; Schubert, M.; Rheinländer, B.; Fritsch, D.; Schmidt, H.; Kaidashev, E. M.; Lorenz, M.; Herzinger, C. M. & Grundmann, M.
UV-VUV Spectroscopic ellipsometry of ternary MgxZn1-xO (x<0.53) thin films
Thin Solid Films, 2004, 455-456, 500-504
10.) Fritsch, D.; Schmidt, H. & Grundmann, M.
Band dispersion relations of zinc-blende and wurtzite InN
Phys. Rev. B, 2004, 69, 165204-1-5
9.) Guzman, E.; Hochmuth, H.; Lorenz, M.; v. Wenckstern, H.; Pickenhain, R.; Ziese, M.; Esquinazi, P.; Pöppel, A.; Rahm, A.; Spemann, D.; Schmidt, H. & Grundmann, M.
Pulsed laser deposition of Fe-, Cu- and Fe, Cu-doped ZnO thin films
Annalen der Physik, 2004, 13, 57-58
1997-2003
8.) Schmidt, H. & Böhm, G.
Origin of carrier localization on two-dimensional GaN substitution layers embedded in GaAs
Phys. Rev. B, 2003, 67, 245315-1-10
7.) Fritsch, D.; Schmidt, H. & Grundmann, M.
Band-structure pseudopotential calculation of zinc-blende and wurtzite AlN, GaN, and InN
Phys. Rev. B, 2003, 67, 235205-1-13
6.) Schmidt, H.; Pickenhain, R. & Böhm, G.Chemical and structural effects of two-dimensional isovalent substitutions in A(III)-B(V) semiconductors
Phys. Rev. B, 2002, 65, 045323-1-12
5.) von Wenckstern, H.; Schmidt, H.; Pickenhain, R. & Gottschalch, V.
Quantum Confined Stark Effect of Excitons Localized at Very Thin InAs Layers Embedded in GaAs
phys. stat. sol. (a), 2002, 190, 709
4.) Pickenhain, R.; Schmidt, H. & Gottschalch, V.
Deep level transient spectroscopy and pseudopotential superlattice calculation for an InAs monolayer embedded in GaAs
J. Appl. Phys., 2000, 88, 948
3.) Sass, T.; Pietzonka, I. & Schmidt, H.
Influence of the domain size on the band gap of ordered (GaIn)P
J. Appl. Phys., 1999, 85, 3561-3564.
2.) Schmidt, H.; Rheinländer, B.; Gottschalch, V. & Wagner, G.
InP monolayers inserted in a GaP matrix studied by spectroscopic ellipsometry
Thin Solid Films, 1998, 312, 354-356
1.) Rheinländer, B.; Schmidt, H. & Gottschalch, V.
Spectroscopic ellipsometric studies of InAs monolayers embedded in GaAs
Appl. Phys. Lett., 1997, 70, 1736-1738
