Pa­ten­te

Identification of the Nitrogen Split Interstitial (N-N)_N in GaN
H.J. von Bardeleben,  J.L. Cantin, U. Gerstmann, A. Scholle, S. Greulich-Weber, 
E. Rauls, M. Landmann, W.G. Schmidt, A. Gentils, J. Botsoa, and M.F. Barthe
Phys. Rev. Lett. 109, 206402 (2012)

Surface-related defects of ZnO micro and nano crystals prepared by sol-gel technique Siegmund Greulich-Weber, Syed Jahanzeb Azam, Christoph Brodehl, Tim Baumgarten Phys. Status Solidi C, 1–6 (2012) / DOI 10.1002/pssc.201200467 (cover)

Surface magnetism - relativistic effects at semiconductor interfaces and solar cells U. Gerstmann, M. Rohrmüller, N. Vollmers, A. Konopka, S. Greulich-Weber, E. Rauls, M. Landmann, S. Sanna, A. Riefer, W. G. Schmidt (submitted).

Microscopic structure and energy transfer of vacancy-related defect pairs with Erbiumin wide-gap semiconductors
A. Konopka, S. Greulich-Weber, V. Dierolf, H.X. Jiang, U. Gerstmann, E. Rauls, S. Sanna, W.G. Schmidt Optical Materials 33 (2011) 1041–1044, doi:10.1016/j.optmat.2010.12.005

Photovoltaic applications of micro- and nano-crystalline silicon carbide
A. Konopka, S. Greulich-Weber, U. Gerstmann, E. Rauls, W.G. Schmidt Mater. Res. Soc. Symp. Proc. MRS11-1322-b10-02 (2011). DOI: 10.1557/opl.2011.1302

Magnetic characterization of conductance electrons in GaN
A. Scholle, S. Greulich-Weber, D. J. As, Ch. Mietze, N. T. Son, C. Hemmingsson,
B. Monemar, E. Janzén, U. Gerstmann, S. Sanna, E. Rauls, and W. G. Schmidt
Phys. Status Solidi B 247, No. 7, 1728–1731 (2010)

Direction-selective optical transmission of 3D fcc photonic crystals in the microwave regime J. Üpping, P.T. Miclea, R.B. Wehrspohn, T. Baumgarten, S. Greulich-Weber Photon Nanostruct: Fundam Appl. 8, 2 102-106 (2010), doi:10.1016/j.photonics. 2009.11.002

Fine structure of triplet centers in room temperature irradiated 6H-SiC A. Scholle, S. Greulich-Weber, E. Rauls, W. G. Schmidt, U. Gerstmann Materials Science Forum Vols. 645-648 (2010) pp 403-406

Paramagnetic signature of microcrystalline silicon carbide, A. Konopka, B. Aşik, U. Gerstmann, E. Rauls, N.J. Vollmers, M. Rohrmüller, W.G. Schmidt, B. Friedel, and S. Greulich-Weber IOP Conf. Series: Materials Science and Engineering 15 (2010) 012013

Spin-coupling in Heavily Nitrogen-doped 4H-SiC 
D. V. Savchenko, A. Pöppl, E. N. Kalabukhova, S. Greulich-Weber, E. Rauls, 
W. G. Schmidt and U. Gerstmann
Materials Science Forum Vols. 615-617 (2009) pp 343-346

Vacancy clusters created via room temperature irradiation in 6H-SiC A. Scholle, S. Greulich-Weber, E. Rauls, W.G. Schmidt, U. Gerstmann Physica B (2009) 4742-4744, doi:10.1016/j.physb.2009.08.123

Textile Solar Cells based on SiC microwires S. Greulich-Weber, M. Zöller and B. Friedel Materials Science Forum Vols. 615-617 (2009) pp 239-242

Bottom-up Routes to Porous Silicon Carbide S. Greulich-Weber and B. Friedel Materials Science Forum Vols. 615-617 (2009) pp 637-640

Alternative Routes to Porous Silicon Carbide
S. Greulich-Weber and B. Friedel
Mater. Res. Soc. Symp. Proc., Materials Research Society, 2008

A photovoltaic textile material based on SiC microwires and Poly(3-alkylthiophenes) S. Greulich-Weber, M. Zöller and B. Friedel Mater. Res. Soc. Symp. Proc., Materials Research Society, 2008, accepted

Nitrogen donor aggregation in 4H-SiC investigated via g-tensor calculations U. Gerstmann, E. Rauls, S. Greulich-Weber, E.N. Kalabukhova, D.V. Savchenko,  A. Pöppl , and F. Mauri Mater. Res. Soc. Symp. Proc., Materials Research Society, 2008, accepted

Electron Paramagnetic Resonance of Shallow Donors in ZnO Nanoparticles: Temperature Dependence of the Landé g Factors F.D. Brandão, R.L. Guerra, S.M. Medeiros, G.M. Ribeiro, K.J. Guedes, L.O. Ladeira, M.V.B. Pinheiro, K. Krambrock, submitted to APL

EPR, ESE and pulsed ENDOR study of nitrogen related centers in 4H SiC wafers grown
by different technologies
E. N. Kalabukhova, S. N. Lukin, D. V. Savchenko, W. C. Mitchel, S. Greulich-Weber,
U. Gerstmann, A. Pöppl, J. Hoentsch, E. Rauls, Yu.Rozentzveig, E. N. Mokhov,
M. Syväjärvi, R.Yakimova
Materials Science Forum, 556-557, pp. 355-358 (2007)

Nitrogen donor aggregation in 4H-SiC investigated via g-tensor calculations
U. Gerstmann, E. Rauls, S. Greulich-Weber, E.N. Kalabukhova, D.V. Savchenko, A. Pöppl,
and F. Mauri
Materials Science Forum, 556-557, pp. 391-394 (2007)

New insight in Scandium-mediated growth techniques: Sc-related defects in 4H-SiC and
6H-SiC
U. Gerstmann, S. Greulich-Weber, E. Rauls, J.-M. Spaeth, E.N. Kalabukhova,
E. N. Mokhov, and F. Mauri
Materials Science Forum, 556-557, pp. 469-472 (2007)

Experimental verification of apparent negative refraction in low-epsilon material in the
microwave regime
A. von Rhein, D. Pergande, S. Greulich-Weber, and R. B. Wehrspohn
Journal of Applied Physics,  101, 086103 (2007)

Wide Bandgap Semiconductors - Nanowires of p- and n-type Silicon Carbide carbon
B. Friedel and S. Greulich-Weber
Mater. Res. Soc. Symp. Proc., Vol. 963, 0963-Q15-10, Materials Research Society,
2007

Spherical carbon nanostructures - a versatile material for sensing and energy storage
B. Friedel and S. Greulich-Weber
Mater. Res. Soc. Symp. Proc., 951, 0951-E06-27, Materials Research Society, 2007

Multiphysics software gazes into photonic crystals
A. v. Rhein, S. Greulich-Weber, R. B. Wehrspohn
Physics’s Best, March 2007, Wiley

Berechnung von photonischen Kristallen mit Hilfe des Comsol-Elektromagnetikmoduls
A. von Rhein, S. Greulich-Weber, R. B. Wehrspohn
Excerpts from the Proceedings oft he COMSOL User Conference 2006 Frankfurt

Possible Role of Hydrogen within the so-called X center in semi-insulating 4H-SiC
E. N. Kalabukhova, S. N. Lukin, D. V. Savchenko, W. C. Mitchel,
S. Greulich-Weber, E. Rauls, and U. Gerstmann
Materials Science Forum Vols. 527-529 (2006) pp. 559-562
 
Identification of carbon split-interstitials in electron-irradiated n-type 6H-SiC
M.V.B. Pinheiro, E. Rauls, U. Gerstmann, S. Greulich-Weber, J.-M. Spaeth, and
H.  Overhof
Materials Science Forum Vols. 527-529 (2006) pp. 551-554
 
Sol-Gel Silicon Carbide for Photonic Applications
B. Friedel and S. Greulich-Weber
Materials Science Forum Vols. 527-529 (2006) pp. 759-762
 
Trapping Recombination Process and Persistent Photoconductivity in Semi-Insulating
4H-SiC
E. N. Kalabukhova, S. N. Lukin, D. V. Savchenko_, A. A. Sitnikov, W. C. Mitchel,
S. R. Smith, S. Greulich-Weber
Materials Science Forum Vols. 527-529 (2006) pp. 563-566
 
Luminescence and EPR Characterization of Vanadium Doped Semi-Insulating 4H-SiC
E. N. Kalabukhova, D. V. Savchenko, S. Greulich-Weber, M.F. Bulanyi, S.A. Omelchenko,
O.V. Khmelenko, A.A. Gorban, E.N. Mokhov
Materials Science Forum Vols. 527-529 (2006) pp. 651-654

New aspects in n-type doping of SiC with Phosphorus
E. Rauls, U. Gerstmann, S. Greulich-Weber, K. Semmelroth, G. Pensl, and
E.E. Haller
Materials Science Forum Vols. 527-529 (2006) pp. 609-612

Control of Colloidal Crystal Growth by external Fields
E. von Rhein, A. Bielawny and S. Greulich-Weber,
Mater. Res. Soc. Symp. Proc. Vol. 901E, 0901-Rb10-08.1, 2006 Materials Research
Society

Preparation of Monodisperse, Submicrometer Carbon Spheres by Pyrolysis of
Melamine-Formaldehyde Resin
B. Friedel and S. Greulich-Weber
Small, 2006, 2(7), 859-864

Intrinsic defects in high purity semi-insulating 6H SiC
D. V. Savchenko, E. N. Kalabukhova, S. N. Lukin, Tangali S. Sudarshan,
Yuri I. Khlebnikov, William C. Mitchel, S. Greulich-Weber
Mater. Res. Soc. Symp. Proc. Vol. 91, 0911-B05-07, 2006 Materials Research Society

From nanosize Silica Spheres to three-dimensional Colloidal Crystals
S. Greulich-Weber and H. Marsmann
in Ordered Porous Nanostructures and Applications, Series:Nanostructure Science
and Technology, Kluwer Academic Plenum Publischer, New York, ed. R. B. Wehrspohn,
February 2005, 350pp, ISBN: 0-387-23541

A new model for the D_I-luminescence in 6H-SiC
E. Rauls, U. Gerstmann, M.V.B. Pinheiro, S. Greulich-Weber, H. Overhof, Th. Frauenheim,
and J.M. Spaeth
Materials Science Forum Vols. 483-485 (2005) pp. 465-468

The V_SiC_Si(Si_CC_Si) complex in electron-irradiated 6H-SiC
M.V.B. Pinheiro, E. Rauls, U. Gerstmann, S.Greulich-Weber, J.-M. Spaeth
Materials Science Forum Vols. 483-485 (2005) pp. 477-480

About the blue and green colours in natural fluorapatite
H. B. Ribeiro, K. J. Guedes, M. V. B. Pinheiro, S. Greulich-Weber, K. Krambrock
physica status solidi (c), Volume 2, 1,  p 720-723 (2005)

High field optically detected EPR and ENDOR of semiconductor defects using W-band
microwave Fabry-Pérot resonators
J.-M. Spaeth, I. Tkach, S. Greulich-Weber and H. Overhof
Magn. Res. Chem. 2005, 43,153 – 165

Metal-Doped Silica Nano- and Microsized Tubular Structures
M. Milbradt, H. C. Marsmann, S. Greulich-Weber 
Organosilicon Chemistry VI - From Molecules to Materials - N. Auner, J. Weis 937-941
(Wiley-VCH, 2005)

Silicon vacancy-annealing and the D₁-luminescence in 6H-SiC,
M. V. B. Pinheiro, E. Rauls,2 U. Gerstmann, S. Greulich-Weber, and J.-M. Spaeth
Phys. Rev. B 70, 245204-1 - 15, 2004

W-band Fabry-Pérot microwave resonators for optically detected electron paramagnetic
resonance and electron nuclear double resonance of paramagnetic defects in solids
I. Tkach, U. Rogulis, S. Greulich-Weber and J. - M. Spaeth
Sci. Rev. Inst., 75, 11, 4781 - 4788 (2004)

Reassignment of phosphorus related donors in SiC
E. Rauls, M.V.B. Pinheiro, S. Greulich-Weber, and U. Gerstmann
Phys. Rev. B 70, 085202 (2004)

Electronic Structure of Deep Defects in SiC
N. T. Son, Mt. Wagner, C. G. Hemmingsson, L. Storasta, B. Magnusson, W. M. Chen,
S. Greulich-Weber, J. - M. Spaeth, and E. Janzén
in Silicon Carbide, Recent Major Advancs, Eds. W. J. Choyke, H. Matsunami, G. Pensel,
Springer Berlin, Heidelberg 2004, 461-492, ISBN 3-540-40458-9

Annealing Study on Radiation-Induced Defects in 6H-SiC
M.V.B.Pinheiro, T.Lingner, F.Caudepon, S.Greulich-Weber, and J.-M.Spaeth
Materials Science Forum Vols. 457-460 (2004) pp. 517-520

Growth of Phosphorus-Doped 6H-SiC Single Crystals by the Modified Lely Method
K. Semmelroth, F. Schmid, D. Karg, G. Pensl, M. Maier, S. Greulich-Weber, J.- M. Spaeth
Mater. Sci. Forum, Vol. 433-436, p63-66 (2003)

Magnetic Resonance of P-doped 6H-SiC
M.V.B.Pinheiro, S.Greulich-Weber, and J.-M.Spaeth
Physica B 340-342 (2003) 146-150

Synthesis and Functionalization of monodisperse Nanoparticles with high optical Density
based on inorganic networks
Carsten Blum, Heinrich Marsmann, Klaus Huber, Siegmund Greulich-Weber, Holger Winkler
Organosilicon chemistry V: from molecules to materials, ed. Norbert Auner, Johann Weis,
Wiley-VCH Verlag GmbH & Co. KgaA, Weinheim 785-788 (2003)

EDEPR-detection of two dangling bond centers with trigonal symmetry at and
below a (100) Si/SiO₂ interface
B. Langhanki, S. Greulich-Weber, J.- M. Spaeth and J. Michel
Appl. Phys. Lett. 78 (23) 3633 (2001)

The structure of the silicon vacancy in 6H-SiC after annealing identified as the carbon
vacancy - carbon antisite pair
Th. Lingner, S. Greulich-Weber, J.- M. Spaeth, U. Gerstmann, H. Overhof, E. Rauls,
Z. Hajnal, Th. Frauenheim
Phys. Rev. B 64.245212 (2001)

The annealing product of the silicon vacancy in 6H-SiC
Th. Lingner, S. Greulich-Weber, J. - M. Spaeth, U. Gerstmann, E. Rauls, H. Overhof
Physica B 308-310, 625 – 628 (2001)

The ground state of silicon vacancies in 6H- and 15R-SiC
Th. Lingner, S. Greulich-Weber, J.-M. Spaeth
Physica B 308-310, 649 651 (2001)

Magnetic resonance and FTIR studies of shallow donor centers in hydrogenated
Cz-silicon
B. Langhanki, S. Greulich-Weber, J. - M. Spaeth, V.P. Markewich, B. Clerjaud,
C. Naud
Physica B, 308-310, 253 – 256 (2001)

Radiation-induced pair defects in 6H-Silicon Carbide studied by optically detected
magnetic resonance,
Th. Lingner, S. Greulich-Weber, J. - M. Spaeth
Proc. of the European Conference on Silicon Carbide and Related Materials
(ECSCRM 2000, 3.-7.9.2000), Mater. Sci. Forum 353-356, 505 (2001)

Magnetic Resonance Studies of shallow Donor Centers in hydrogenated
Cz-Si Crystals
B. Langhanki, S. Greulich-Weber, J. - M. Spaeth, V. P. Markevich, L. I. Murin,
T. Mchedlidze and M. Suezawa,
Proceedings of the 9^th Int. Conference on Shallow-Level Centers in Semiconductors
SLCS-9, Hyogo, Japan, September 2000

Electron paramagnetic resonance of the scandium acceptor in 6H and 4H
silicon carbide
M. März, S. Greulich-Weber, J. - M. Spaeth, E. N. Mokhov and E. N. Kalabukhova
Semicond. Sci. Technol. 15 55-60 (2000)

Electron paramagnetic resonance of the scandium acceptor in 4H and 6H
silicon carbide
S. Greulich-Weber, M. März, E. N. Mokhov and E. N. Kalabukhova
Mater. Sci. Forum 338 – 342 809 (2000)

Metastability of the neutral silicon vacancy in 4H-SiC
E. Rauls, Th. Lingner, Z. Hajnal, S. Greulich-Weber, Th. Frauenheim, J. - M. Spaeth
phys. stat. sol. (b) 217/2, R1 (2000)

Electron paramagnetic resonance of the scandium acceptor in 4H and 6H
silicon carbide
J. - M. Spaeth, S. Greulich-Weber, M. März, E. N. Mokhov, E. N. Kalabukhova
Physica B 272-274 (1999) 667-671

Effective mass donors in silicon carbide – a study with electron nuclear
double resonance
S. Greulich-Weber, M. März, J. - M. Spaeth
Physica B 273-274 (1999) 659-662

EPR and ENDOR investigations of B acceptors in 3C-, 4H- and 6H- Silicon Carbide
S. Greulich-Weber, F. Feege, K.N. Kalabukhova, S.N. Lukin and J.-M. Spaeth,
F. J. Adrian
Semicond. Sci. and Technol. 13 59-70 (1998)

ENDOR investigation of iron-acceptor pairs in silicon
J.-M. Spaeth, S. Martini and S. Greulich-Weber
Semicond. Sci. and Technol. 13 725-32 (1998)

The Microscopic and Electronic Structure of Shallow Donors in SiC
S. Greulich-Weber
phys. stat. sol. (b) 210, 415 (1998)

Habilitationsschrift: Zur Struktur von Punktdefekten in Siliziumkarbid
 - Untersuchungen mit magnetischer Resonanz -
S. Greulich-Weber, Paderborn 1997

EPR and ENDOR of defects in silicon carbide
J.-M. Spaeth, S. Greulich-Weber, M. März, J. Reinke, M. Feege, E.N. Kalabukhova
and S.N. Lukin
Mater. Sci. Forum, 149, 239-241 (1997)

The Microscopic Structure of Shallow Donors in Silicon Carbide
J.-M. Spaeth, S. Greulich-Weber, M. März, E.N. Kalabukhova and S.N. Lukin
MRS 442, 619 (1997)

EPR and ENDOR investigations of shallow impurities in SiC polytypes
S. Greulich-Weber
phys. stat. sol. (a) 162 95 (1997)

EPR and ENDOR of defects in silicon carbide
J.-M. Spaeth, S. Greulich-Weber, M. März, J. Reinke, M. Feege, E. N. Kalabukhova
and S. N. Lukin
Proc. of the International Conference on Defects in Insulating Materials (ICDIM 96),
Winston Salem, July 1996
Materials Science Forum 239-241, 149-154 (1997)

Electrical Detection of Electron Nuclear Double Resonance in Silicon
B. Stich, S. Greulich-Weber and J. - M. Spaeth
Appl. Phys. Letters 68 (8) 1102 (1996)

Electron Paramagnetic Resonance of the Scandium Acceptor in 6H-Silicon Carbide
M. März, J. Reinke, S. Greulich-Weber, J. - M. Spaeth, H. Overhof, E. N. Mokhov,
A. D. Roenkov and E. N. Kalabukhova
Solid State Commun., 98, 5 pp439 - 443 (1996)

Optically detected Electron paramagnetic Resonance of the shallow Aluminium Acceptor
in 4H- and 6H-Silion Carbide
J. Reinke, S. Greulich-Weber, and J.-M. Spaeth, Solid State Commun. 98, 9, 835-838
(1996)

On the microscopic structures of shallow donors in 6H-SiC:
Sudies with EPR and ENDOR
S. Greulich-Weber, M. Feege, J.-M. Spaeth, E.N. Kalabukhova, S.N. Lukin
and E.N. Mokhov
Solid State Commun. 93, 5, 393-397, 1995

EPR and ENDOR Observation of Orthorhombic Au-Li and Pt-Li pairs in Silicon: On the
Problem of the Observation of isolated Au0Si with magnetic resonance
S. Greulich-Weber, P. Alteheld, H. Weihrich, H. Overhof and J.-M. Spaeth
Semicond. Sci. Technol. 10 (1995) 977-982

Electrical detection of electron paramagnetic resonance: New possibilities for the study
of point defects
B. Stich, S. Greulich-Weber and J.-M. Spaeth
J. Appl. Phys. 77 (4)  1546-1553 1995

Further Evidence for the B-Si-C+ Model of the Boron Acceptor in 6H Silicon Carbide
from a Theoretical Analysis of the Hyperfine Interactions
F.J. Adrian, S. Greulich-Weber and J.-M. Spaeth
Solid State Communications 94, 1, 41-44, 1995

Aggregate Defects of Gold and Platinum with Lithium in Silicon:
Part I: Magnetic Resonance Investigations
P. Alteheld, S. Greulich-Weber, J.-M. Spaeth, H. Weihrich, H. Overhof and M. Höhne
Phys. Rev. B, 52, 7, 4998-5006 (1995)

Aggregate Defects of Gold and Platinum with Lithium in Silicon:
Part II: Electronic Structure Calculations
H. Weihrich, H. Overhof, P. Alteheld, S. Greulich-Weber, and J.-M. Spaeth
Phys. Rev. B 52, 7, 5007-5010 (1995)

Electron Spin Resonance Study of Vanadium-doped a-TeO₂ Single Crystals
G.J. Edwards, O.R. Gilliam and R.H. Bartram, A. Watterich and R. Voszka, J.R. Niklas,
S. Greulich-Weber and J.-M. Spaeth
J. Phys.: Condens. Matter, 7, 3013 (1995)

Electrical Detection of Electron paramagnetic Resonance: Studies of the Mechanism of
the Spin-dependent Recombination Process
S. Greulich-Weber, B. Stich and J.-M. Spaeth
Mater. Sci. Forum 196 - 201, 1509 (1995)

New deep acceptor at Ev+0.8 eV in 6H Silicon Carbide
E. N. Kalabukhova, S. N. Lukin, E. N. Mokhov, J. Reinke, S. Greulich-Weber
and J.-M. Spaeth
Proceedings of the 6th International Conference on SiC and related Materials
(ICSCRM-95) Kyoto, Japan

ENDOR Investigation of the Microscopic Structure of the Boron Acceptor in 6H-SiC
R. Müller, M. Feege, J. Reinke, S. Greulich-Weber and J.-M. Spaeth
Mater. Sci. Forum 143-147, 80 - 87 (1994)

Electrically detected Magnetic Resonance (invited)
S. Greulich-Weber
Mater. Sci. Forum, 143-147, 1337-1344 (1994)

The Structure of Au-Li and Pt-Li Complexes in Silicon
P. Alteheld, S. Greulich-Weber, J.-M. Spaeth, H. Overhof and M. Höhne
Mater. Sci. Forum, 143-147, 1173 (1994)

Magnetic Circular Dichroism and Optically detected EPR of a Vanadium Impurity in
6H-Silicon Carbide
J. Reinke, H. Weihrich, S. Greulich-Weber and J.- M. Spaeth
Mater. Sci. Forum, 143-147, 75-79 (1994)

EPR and ODEPR Investigations on the Microscopic Structure of the Boron Acceptor in
6H-SiC
J. Reinke, S. Greulich-Weber, J.-M. Spaeth, E.N. Kalabukhova, S.N. Lukin
and E.N. Mokhov
Mater. Sci. Forum, 143-147, 63 (1994)

EPR and ENDOR Investigations of a Phosphorous Defect in 6H-Silicon Carbide
E.N. Kalabukhova, S.N. Lukin and E.N. Mokhov, M. Feege, S. Greulich-Weber
and J.-M. Spaeth
(5th SiC and Related Materials Conference (ICSCRM), Washington, 1993)
Inst. Phys. Conf. Series 137, 3 (1994)

Electron Paramagnetic Resonance of an Interstitial Manganese Impurity in 6H-SiC
M. Feege, S. Greulich-Weber and J.-M. Spaeth
(5th SiC and Related Materials Conference (ICSCRM), Washington, 1993)
Inst. Phys. Conf. Series 137, 3 (1994)

Optically detected EPR and MCDA Temperature Dependence of a Vanadium Impurity in
6H-Silicon Carbide
J. Reinke, H. Weihrich, S. Greulich-Weber and J.- M. Spaeth
(5th SiC and Related Materials Conference (ICSCRM), Washington, 1993)
Inst. Phys. Conf. Series 137, 3 (1994)

Distant iron-shallow donor pairs in silicon detected by electron paramagnetic resonance
M. Höhne, U. Juda, H. Rieman, J.-M. Spaeth and S. Greulich-Weber
Phys. Rev. B 49, 24, 16999-17006 (1994)