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Publications

Listing 140 publications

Articles

2017

Carl Rischau, Xiao Lin, Christoph Grams, Dennis Finck, Steffen Harms, Johannes Engelmayer, Thomas Lorenz, Yann Gallais, Benoit Fauqué, Joachim Hemberger, Kamran Behnia; A ferroelectric quantum phase transition inside the superconducting dome of Sr1-xCaxTiO3-δ; Nature Physics, 13, 643, 2017, http://www.nature.com/articles/nphys4085.epdf

Man-Rong Li, Emma McCabe, Peter Stephens, Mark Croft, Liam Collins, Sergei Kalinin, Zheng Deng, Maria Retuerto, Arnab Sen Gupta, Haricharan Padmanabhan, Venkatraman Gopalan, Christoph Grams, Joachim Hemberger, Pascal Manuel, Fabio Orlandi, Wenmin Li, Changqing Jin, David Walker, Martha Greenblatt; Magnetostriction-Polarization Coupling in Multiferroic Mn2MnWO6; Nat. Commun., 8, 2037, 2017, https://www.nature.com/articles/s41467-017-02003-3#Sec17

2016

Man-Rong Li, Mark Croft, Peter W. Stephens, Meng Ye, David Vanderbilt, Maria Retuerto, Zheng Deng, Christoph P. Grams, Joachim Hemberger, Joke Hadermann, Wen-Min Li, Chang-Qing Jin, Felix O. Saouma, Joon I. Jang, Hirofumi Akamatsu, Venkatraman Gopalan, David Walker, Martha Greenblatt; Mn2FeWO6: a New Ni3TeO6-Type Polar and Magnetic Oxide; Adv. Mater., 28, 201600479, 2098, 2016

2015

D. Niermann, C. P. Grams, P. Becker, L. Bohatý, H. Schenck, J. Hemberger; Critical Slowing Down near the Multiferroic Phase Transition in MnWO4; Phys. Rev. Lett., 114, 037204, 2015

K. Thirunavukkuarasu, M. Langenbach, A. Roggenbuck, E. Vidal, H. Schmitz, J. Hemberger, M. Grüninger; Self-normalizing phase measurement in multimode terahertz spectroscopy based on photomixing of three lasers; Appl. Phys. Lett., 106, 031111, 2015, http://scitation.aip.org/content/aip/journal/apl/106/3/10.1063/1.4906374, arXiv:1410.0648, PDF (1191kB)

B. S. de Lima, M. S. da Luz, F. S. Oliveira, L. M. S. Alves, C. A. M. dos Santos, F. Jomard, Y. Sidis, P. Bourges, S. Harms, C. P. Grams, J. Hemberger, X. Lin, B. Fauqué, K. Behnia; Interplay between antiferrodistortive, ferroelectric, and superconducting instabilities in Sr1−xCaxTiO3−δ; Phys. Rev. B, 91, 045108, 2015

2014

D. Niermann, C. P. Grams, M. Schalenbach, P. Becker, L. Bohatý, J. Stein, M. Braden, J. Hemberger; Domain dynamics in the multiferroic phase of MnWO4; Phys. Rev. B, 89, 13, 134412, 2014, http://link.aps.org/doi/10.1103/PhysRevB.89.134412

T. Möller, P. Becker, L. Bohaty, J. Hemberger, M. Grüninger; Infrared-active phonon modes in monoclinic multiferroic MnWO4; Phys. Rev. B, 90, 155105, 2014, arXiv:1406.6313

M. Langenbach, A. Roggenbuck, I. Cámara Mayorga, A. Deninger, K. Thirunavukkuarasu, J. Hemberger, M. Grüninger; Group delay in THz spectroscopy with ultra-wideband log-spiral antennae; J. Infrared Milli. THz Waves, 35, 918-931, 2014, http://link.springer.com/article/10.1007/s10762-014-0098-4, arXiv:1406.6589

M.-R. Li, P. W. Stephens, M. Retuerto, T. Sarkar, C. P. Grams, J. Hemberger, M. C. Croft, D. Walker, M. Greenblatt; Designing Polar and Magnetic Oxides: Zn2FeTaO6 - in Search of Multiferroics; J. Am. Chem. Soc., 136, 24, 8508-8511, 2014

C. P. Grams, M. Valldor, M. Garst, J. Hemberger; Critical speeding-up in the magnetoelectric response of spin-ice near its monopole liquid–gas transition; Nat. Commun., 4, 4853, 2014

M.-R. Li, M. Retuerto, D. Walker, T. Sarkar, P. W. Stephens, S. Mukherjee, T. S. Dasgupta, J. P. Hodges, M. Croft, C. P. Grams, J. Hemberger, J. Sanchez-Benitez, A. Huq, F. O. Saouma, J. I. Jang, M. Greenblatt; Magnetic-Structure-Stabilized Polarization in an Above-Room-Temperature Ferrimagnet; Angew. Chem. Int. Ed., 53, 40, 10774-10778, 2014

2013

A. Roggenbuck, M. Langenbach, K. Thirunavukkuarasu, H. Schmitz, A. Deninger, I. Camara Mayorga, R. Güsten, J. Hemberger, M. Grüninger; Enhancing the stability of a continuous-wave terahertz system by photocurrent normalization; J. Opt. Soc. Am. B, 30, 1397, 2013, http://www.opticsinfobase.org/josab/abstract.cfm?uri=josab-30-6-1397, arXiv:1302.3475

M. Retuerto, M. R. Li, A. Ignatov, M. Croft, K. V. Ramanujachary, S. Chi, J. P. Hodges, W. Dachraoui, J. Hadermann, T. Thao Tran, P. Shiv Halasyamani, C. P. Grams, J. Hemberger, M. Greenblatt; Polar and Magnetic Layered A-Site and Rock Salt B-Site-Ordered NaLnFeWO6 (Ln = La, Nd) Perovskites; Inorg. Chem., 52, 12482–12491, 2013, http://pubs.acs.org/doi/abs/10.1021/ic401491y

M.-R. Li, D. Walker, M. Retuerto, T. Sarkar, J. Hadermann, P. W. Stephens, M. Croft, A. Ignatov, C. P. Grams, J. Hemberger, I. Nowik, P. S. Halasyamani, T. T. Tran, S. Mukherjee, T. S. Dasgupta, M. Greenblatt; Polar and Magnetic Mn2FeMO6 (M=Nb, Ta) with LiNbO3-type Structure: High-Pressure Synthesis; Angew. Chem. Int. Ed., 52, 32, 8406-8410, 2013, http://onlinelibrary.wiley.com/doi/10.1002/anie.201302775/abstract

2012

A. Roggenbuck, K. Thirunavukkuarasu, H. Schmitz, J. Marx, A. Deninger, I. Cámara Mayorga, R. Güsten, J. Hemberger, M. Grüninger; Using a fiber stretcher as a fast phase modulator in a continuous-wave terahertz spectrometer; J. Opt. Soc. Am. B, 29, 614, 2012, http://www.opticsinfobase.org/josab/abstract.cfm?URI=josab-29-4-614

D. Niermann, F. Waschkowski, J. de Groot, M. Angst, J. Hemberger; Dielectric properties of charge ordered LuFe2O4 revisited: The apparent influence of contacts; Phys. Rev. Lett., 109, 016405, 2012, http://prl.aps.org/abstract/PRL/v109/i1/e016405

2011

A. C. Komarek, M. Isobe, J. Hemberger, D. Meier, T. Lorenz, D. Trots, A. Cervellino, M. T. Fernández-Díaz, Y. Ueda, M. Braden; Dimerization and Charge Order in Hollandite K2V8O16; Phys. Rev. Lett., 107, 027201, 2011

G. Giovannetti, A. Stroppa, S. Picozzi, D. Baldomir, V. Pardo, S. Blanco-Canosa, F. Rivadulla, S. Jodlauk, D. Niermann, J. Rohrkamp, T. Lorenz , S. Streltsov, D.I. Khomskii, J. Hemberger; Dielectric properties and magnetostriction of the collinear multiferroic spinel CdV2O4; Phys. Rev. B, 83, 060402(R), 2011

V. Gnezdilov, P. Lemmens, Yu. G. Pashkevich, Ch. Payen, K. Y. Choi, J. Hemberger, A. Loidl, V. Tsurkan; Phonon anomalies and possible local lattice distortions in giant magnetocapacitive CdCr2S4; Phys. Rev. B, 84, 045106, 2011

2010

A. Roggenbuck, H. Schmitz, A. Deninger, I.C. Mayorga, J. Hemberger, R. Güsten, M. Grüninger; Coherent broadband continuous-wave terahertz spectroscopy on solid-state samples; New J. Phys., 12, 043017, 2010

T. Yang, J.L. Sun, J. Yeon, P.S. Halasyamani, S.L. Huang, J. Hemberger, M. Greenblatt; Cd1-xBix(Cd1+xIn1-x))VO6 (0 <= x <= 0.14): A New Polar Oxide with Second- Harmonic Generation; Chem. Mater., 22, 4814, 2010

A.M. Abakumov, J. Hadermann, M. Batuk, H. D'Hondt, O.A. Tyablikov, M.G. Rozova, K.V. Pokholok, D.S. Filimonov, D.V. Sheptyakov, A.A. Tsirlin, D. Niermann, J. Hemberger, G. Van Tendeloo, E.V. Antipov; Slicing the Perovskite Structure with Crystallographic Shear Planes: The A(n)B(n)O(3n- 2) Homologous Series; Inorg. Chem., 49, 9508, 2010

T. Yang, A.M. Abakumov, J. Hadermann, G. Van Tendeloo, I. Nowik, P.W. Stephens, J. Hemberger, A.A. Tsirlin, K.V. Ramanujachary, S. Lo, and M. Croft, A. Ignatov, J.L. Sun, M. Greenblatt; BiMnFe2O6, a polysynthetically twinned hcp MO structure; Chem. Sci., 1, 751, 2010

A.M. Shuvaev, J. Hemberger, D. Niermann, F. Schrettle, A. Loidl, V.Y. Ivanov, V.D. Travkin, A.A. Mukhin, A. Pimenov; Soft-mode behavior of electromagnons in multiferroic manganite; Phys. Rev. B, 82, 174417, 2010

2009

F. Schrettle, P. Lunkenheimer, J. Hemberger, V. Yu. Ivanov, A. A. Mukhin, A. M. Balbashov, A. Loidl; Relaxations as key to the magnetocapacitive effects in the perovskite manganites; Phys. Rev. Lett., 102, 207208, 2009

S. Glawion, M. R. Scholz, Y.-Z. Zhang, R. Valenti, T. Saha-Dasgupta, M. Klemm, J. Hemberger, S. Horn, M. Sing, R. Claessen; Electronic structure of the two-dimensional Heisenberg antiferromagnet VOCl: a multi-orbital Mott insulator; Phys. Rev. B, 155119, 2009

V. Tsurkan, H.-A. Krug von Nidda, A. Krimmel, P. Lunkenheimer, J. Hemberger, T. Rudolf, A. Loidl; Ternary magnetic semiconductors: recent developments in physics and technology; phys. stat. sol. (a), 206, 1082, 2009

I. Aviani, M. Ocko, D. Staresinic, K. Biljakovic, A. Loidl, J. Hemberger, J. L. Sarrao; Understanding the energy scales relevant for the valence transition in YbInCu4; Phys. Rev. B, 79, 165112, 2009

S. Glawion, M. R. Scholz, Y.-Z. Zhang, R. Valenti, T. Saha-Dasgupta, M. Klemm, J. Hemberger, S. Horn, M. Sing, R. Claessen; Electronic structure of the two-dimensional Heisenberg antiferromagnet VOCl: a multi-orbital Mott insulator; Phys. Rev. B, 80, 155119, 2009

2008

M. Valldor, N. Hollmann, J. Hemberger, J. A. Mydosh; Structure and properties of the kagome compound YBaCo3AlO7; Phys. Rev. B, 78, 024409, 2008, http://link.aps.org/abstract/PRB/v78/e024408, PDF (329kB)

A. Loidl, S. Krohns, J. Hemberger, P. Lunkenheimer; Bananas go paraelectric; J. Phys.: Condens. Matter, 20, 191001, 2008

F. Schrettle, S. Krohns, P. Lunkenheimer, J. Hemberger, N. Büttgen, H.-A. Krug von Nidda, A. V. Prokofiev, A. Loidl; Switching the Ferroelectric Polarization by External Magnetic Fields in the Spin=1/2 Chain Cuprate LiCuVO4; Phys. Rev. B, 77, 144101, 2008

2007

K. Berggold, J. Baier, D. Meier, J.A. Mydosh, T. Lorenz, J. Hemberger, A. Balbashov, N. Aliouane, D.N. Argyriou; Anomalous thermal expansion and strong damping of the thermal conductivity of NdMnO3 and TbMnO3 due to 4f crystal-field excitations; Phys. Rev. B, 76, 094418, 2007, arXiv:cond-mat/0703222, PDF (529kB)

J. Baier, D. Meier, K. Berggold, J. Hemberger, A. Balbashov, J.A. Mydosh, T. Lorenz; Uniaxial pressure dependencies of the phase transitions in GdMnO3; J. Magn. Magn. Mater., 310, 1165, 2007, arXiv:cond-mat/0605515

T. Rudolf, Ch. Kant, F. Mayr, J. Hemberger, V. Tsurkan, A. Loidl; Polar phonons and spin-phonon coupling in HgCr2S4 and CdCr2S4 studied with far-infrared spectroscopy; Phys. Rev. B, 76, 174307, 2007

J. Hemberger, H.-A. Krug von Nidda, V. Tsurkan, A. Loidl; Large magnetostriction and negative thermal expansion in the frustrated antiferromagnet ZnCr2Se4; Phys. Rev. Lett., 98, 147203, 2007

J. Hemberger, P. Lunkenheimer, R. Fichtl, H.-A. Krug von Nidda, V. Tsurkan, A. Loidl; Magnetoelectrics - Is CdCr2S4 a multiferroic relaxor ? Reply; Nature (London), 448, 7156, 2007

J. Strempfer, B. Bohnenbuck, M. Mostovoy, N. Aliouane, D. N. Argyriou, F. Schrettle, J. Hemberger, A. Krimmel, M. v. Zimmermann; Absence of commensurate ordering at the polarization op transition in multiferroic DyMnO3; Phys. Rev. B, 75, 212402, 2007

K.-Y. Choi, P. Lemmens, P. Scheib, V. Gnezdilov, Yu G. Pashkevich, J. Hemberger, A. Loidl, V. Tsurkan; Anomalous electronic, phonon, and spin excitations in the chalcogenide spinel FeCr2S4; J. Phys.: Condens. Matter, 19, 145260, 2007

T. Rudolf, Ch. Kant, F. Mayr, J. Hemberger, V. Tsurkan, A. Loidl; Spin-phonon coupling in antiferromagnetic chromium spinels; New J. Phys., 9, 79, 2007

T. Rudolf, Ch. Kant, F. Mayr, J. Hemberger, V. Tsurkan, A. Loidl; Spin-Phonon Coupling in ZnCr2Se4; Phys. Rev. B, 75, 052410, 2007

J. Hemberger, F. Schrettle, A. Pimenov, P. Lunkenheimer, V.Yu. Ivanov, A.A. Mukhin, A.M. Balbashov, A. Loidl; Multiferroic phases of (Eu:Y)MnO3; Phys. Rev. B, 75, 035118, 2007

2006

J. Hemberger, P. Lunkenheimer, R. Fichtl, S. Weber, V. Tsurkan, A. Loidl; Multiferroicity and colossal magneto-capacitance in Cr-thiospinels; Phase Trans., 79, 1065, 2006, arXiv:cond-mat/0608113v1

J. Hemberger, T. Rudolf, H.-A. Krug von Nidda, A. Pimenov, V. Tsurkan, A. Loidl; Spin-driven Phonon-Splitting in Bond-Frustrated ZnCr2S4; Phys. Rev. Lett., 97, 087204, 2006

V. Tsurkan, J. Hemberger, A. Krimmel, H.-A. Krug von Nidda, P. Lunkenheimer, S. Weber, V. Zestrea, A. Loidl; Experimental evidence for competition of antiferromagnetic and ferromagnetic correlations in HgCr2S4; Phys. Rev. B, 73, 224442, 2006

R. Nath, A.V. Mahajan, N. Buettgen, C. Kegler, J. Hemberger, A. Loidl; 31P NMR study of Na2CuP2O7: A S = 1/2 two-dimensional Heisenberg antiferromagnetic system; J. Phys.: Condens. Matter, 18, 4285, 2006

S. Weber, P. Lunkenheimer, R. Fichtl, J. Hemberger, V. Tsurkan, A. Loidl; Colossal magnetocapacitance and colossal magnetoresistance in HgCr2S4; Phys. Rev. Lett., 96, 157202, 2006

D.V. Zakharov, J. Deisenhofer, H.-A. Krug von Nidda, P. Lunkenheimer, J. Hemberger, M. Hoinkis, M. Klemm, M. Sing, R. Claessen, M.V. Eremin, S. Horn, A. Loidl; Spin dynamics in the low-dimensional magnet TiOCl; Phys. Rev. B, 73, 094452, 2006

J. Hemberger, P. Lunkenheimer, R. Fichtl, S. Weber, V. Tsurkan, A. Loidl; Multiferroic behavior in CdCr2X4 (X = S, Se); Physica B, 378-380, 363, 2006

D. Staresinic, P. Lunkenheimer, J. Hemberger, K. Biljakovic, A. Loidl; Giant dielectric response in the one-dimensional charge-ordered semiconductor (NbSe4)3I; Phys. Rev. Lett., 96, 046402, 2006

J. Baier, D. Meier, K. Berggold, J. Hemberger, A. Balbashov, J.A. Mydosh, T. Lorenz; Hysteresis effects in the phase diagram of multiferroic GdMnO3; Phys. Rev. B, 73, 10, 100402(R), 2006, arXiv:cond-mat/0601169, PDF (547kB)

2005

V. Tsurkan, V. Fritsch, J. Hemberger, H.-A. Krug von Nidda, N. Büttgen, D. Samusi, S. Körner, E.-W. Scheidt, S. Horn, R. Tidecks, A. Loidl; Orbital fluctuations and orbital order in FeCr2S4; J. Phys. Chem. Sol., 66, 2036, 2005

J. Deisenhofer, D. Braak, H.-A. Krug von Nidda, J. Hemberger, R.M. Eremina, V.A. Ivanshin, A.M. Balbashov, G. Jug, A. Loidl, T. Kimura, Y. Tokura; Observation of a Griffths Phase in Paramagnetic La1-xSrxMnO3; Phys. Rev. Lett., 95, 257202, 2005

P. Lunkenheimer, R. Fichtl, J. Hemberger, V. Tsurkan, A. Loidl; Relaxation dynamics and colossal magnetocapacitive effect in CdCr2S4; Phys. Rev. B, 72, 060103, 2005

N. Tristan, J. Hemberger, A. Krimmel, H.-A. Krug von Nidda, V. Tsurkan, A. Loidl; Geometric frustration in the cubic spinels MAl2O4 (M=Co, Fe, and Mn); Phys. Rev. B, 72, 174404, 2005

R. Fichtl, P. Lunkenheimer, J. Hemberger, V. Tsurkan, A. Loidl; Glassy freezing of orbital dynamics in FeCr2S4 and FeSc2S4; J. Non-Cryst. Solids, 351, 2793, 2005

J. Hemberger, M. Hoinkis, M. Klemm, M. Sing, R. Claessen, S. Horn, A. Loidl; Heat capacity of the quantum magnet TiOCl; Phys. Rev. B, 72, 012420, 2005

J. Hemberger, P. Lunkenheimer, R. Fichtl, H.-A. Krug von Nidda, V. Tsurkan, A. Loidl; Relaxor ferroelectricity and colossal magnetocapacitive coupling in ferromagnetic CdCr2S4; Nature (London), 434, 364, 2005

R. Fichtl, V. Tsurkan, P. Lunkenheimer, J. Hemberger, V. Fritsch, H.-A. Krug von Nidda, E.-W. Scheidt, A. Loidl; Orbital freezing and orbital glass state in FeCr2S4; Phys. Rev. B, 94, 02760, 2005

R.M. Eremina, M.V. Eremin, S.V. Iglamov, J. Hemberger, H.-A. Krug von Nidda, A. Loidl , F. Lichtenberg; Anisotropy paramagnetic susceptibility in LaTiO3; Phys. Met. Metallogr., 99, 99, 2005, arXiv:cond-mat/0407264

U. Killer, E.W. Scheidt, H. Michor, J. Hemberger, H.-A. Krug von Nidda, W. Scherer; Possible canted antiferromagnetism in UCu9Sn4; Physica B, 359, 1036, 2005

D.H. Ryan, C.J. Voyer, I.P. Swainson, A. Krimmel, J. Hemberger, A. Loidl; Site disorder and spin-glass ordering in PrAu2Si2; J. Appl. Phys., 97, 10A908, 2005

2004

N. Büttgen, J. Hemberger, V. Fritsch, A. Krimmel, M. Mücksch, H.-A. Krug von Nidda, P. Lunkenheimer, R. Fichtl, V. Tsurkan, A. Loidl; Orbital Physics in Sulpho Spinels: Ordered, Liquid and Glassy Ground States; New J. Phys., 6, 191, 2004

R. M. Eremina, M. V. Eremin, V. V. Iglamov, J. Hemberger, H.-A. Krug von Nidda, F. Lichtenberg, A. Loidl; Anisotropy of the paramagnetic susceptibility in LaTiO3: The electron-distribution picture in the groundstate; Phys. Rev. B, 70, 224428, 2004

D. R. Noakes, G. M. Kalvius, R. Wäppling, E. Schreier, A. Krimmel, J. Hemberger, A. Loidl; Search for a spin-glass state in PrAu2Si2 by µSR; Solid State Commun., 131, 87, 2004

M. Brando, R. Caciuffo, J. Hemberger, A. Loidl, L. Malavasi, P. Ghigna; Magnetic and electronic properties of La0.85Na0.15MnO3-d; J. Magn. Magn. Mater., 272-76, 417, 2004

A. A. Mukhin, V. Yu. Ivanov, V. D. Travkin, A. S. Prokhorov, A. M. Balbashov, J. Hemberger, A. Loidl; Effects of rare-earth ions on magnetic properties and spin excitations in manganites; J. Magn. Magn. Mater., 272-76, 96, 2004

J. Hemberger, S. Lobina, H.-A. Krug von Nidda, N. Tristan, V. Yu Ivanov, A. A. Mukhin, A. M. Balbashov, A. Loidl; Complex interplay of 3d and 4f magnetism in La1-xGdxMnO3; Phys. Rev. B, 70, 024414, 2004

V. Fritsch, J. Hemberger, N. Büttgen, E.-W. Scheidt, H.-A. Krug von Nidda, A. Loidl, V. Tsurkan; Spin and orbital frustration in MnSc2S4 and FeSc2S4; Phys. Rev. Lett., 92, 116401, 2004

J. Hemberger, M. Brando, R. Wehn, V. Yu. Ivanov, A. A. Mukhin, A. M. Balbashov, A. Loidl; Magnetic properties and specific heat of RMnO3 (R = Pr, Nd); Phys. Rev. B, 69, 064418, 2004

2003

P. Lunkenheimer, T. Rudolf, J. Hemberger, A. Pimenov, S. Tachos, F. Lichtenberg, A. Loidl; Dielectric properties and dynamical conductivity of LaTiO3: From dc to optical frequencies; Phys. Rev. B, 68, 245108, 2003

A. Hassen, J. Hemberger, A. Loidl, A. Krimmel; Structural, transport, and magnetic properties of Ru1-xMxSr2GdCu2O8 (M = Ti and Rh for 0<x<0.2)< i=""></x<0.2)<>; Physica C, 400, 71, 2003

V. Tsurkan, M. Mücksch, V. Fritsch, J. Hemberger, M. Klemm, S. Klimm, S. Körner, H.-A. Krug von Nidda, D. Samusi, E.-W. Scheidt, A. Loidl, S. Horn, R. Tidecks; Magnetic, heat capacity, and conductivity studies of ferrimagnetic MnCr2S4 single crystals; Phys. Rev. B, 68, 134434, 2003

J. Hemberger, H.-A. Krug von Niddda, V. Fritsch, J. Deisenhofer, S. Lobina, T. Rudolf, P. Lunkenheimer, F. Lichtenberg, A. Loidl, D. Bruns, B. Büchner; Evidence for Jahn-Teller distortions at the antiferromagnetic transition in LaTiO3; Phys. Rev. Lett., 91, 066403, 2003

A. Hassen, P. Mandal, J. Hemberger, A. Krimmel, P. Choudhury, B. Gosh, A. Loidl; Transport and magnetic properties of Ru(Sr1-xLax)2 RCu2O8 (R = Gd, Eu) superconductor; Physica C, 398, 123, 2003

V. Fritsch, J. Deisenhofer, R. Fichtl, J. Hemberger, H.-A. Krug von Nidda, M. Müksch, M. Nicklas, D. Samusi, J. D. Thompson, R. Tidecks, V. Tsurkan, A. Loidl; Anisotropic colossal magnetoresistance effects in Fe1-xCuxCr2S4; Phys. Rev. B, 67, 144419, 2003

J. Hemberger, V. Fritsch, H.-A. Krug von Nidda, R. Wehn, F. Lichtenberg, A. Loidl, M. V. Eremin; Magnetic and thermodynamic properties of LaTiO3; Act. Phys. Pol. B, 34, 843, 2003, http://th-www.if.uj.edu.pl/acta/vol34/abs/v34p0843.htm

2002

V. Tsurkan, M. Mücksch, H.-A. Krug von Nidda, J. Hemberger, D. Samusi, A. Loidl, S. Horn, R. Tidecks; Anomalous magneto-crystalline anisotropy of MnCr2S4 single crystals; Solid State Commun., 123, 327, 2002

M. Brando, N. Büttgen, V. Fritsch, J. Hemberger, H. Kaps, H.-A. Krug von Nidda, M. Nicklas, K. Pucher, W. Trinkl, A. Loidl, E. W. Scheidt, M. Klemm, S. Horn; Ground-state properties of LiV2O4 and Li1-xZnx(V1-yTiy)2O4; Euro. Phys. J. B, 25, 289, 2002

C. Filipic, V. Bobnar, J. Hemberger, Z. Kutnjak, A. Levstik, A. Loidl; Non-linear dielectric dispersion in PMN relaxor system; J. Non-Cryst. Solids, 305, 393, 2002

S. Majumdar, E. V. Sampathkumaran, S. Berger, M. Della Mea, H. Michor, E. Baur, M. Brando, J. Hemberger, A. Loidl; Spin-glass, antiferromagnetism and Kondo behavior in Ce2Au1−xCoxSi3 alloys; Pramana, 58, 777, 2002, http://www.ias.ac.in/pramana/v58/p777/fulltext.pdf

J. Hemberger, A. Krimmel, T. Kurz, H.-A. Krug von Nidda, V. Yu. Ivanov, A. A. Mukhin, A. M. Balbashov, A. Loidl; Structural, magnetic and electrical properties of single crystalline La1-xSrxMnO3 (0.4 < x < 0.85); Phys. Rev. B, 66, 094410, 2002

R. V. Chamberlin, J. Hemberger, A. Loidl, K. D. Humfeld, D. Farrel, S. Yamamuro, Y. Ijiri, S. A. Majetich; Percolation, relaxation halt, and retarded van der Waals interaction in dilute systems of iron nanoparticles; Phys. Rev. B, 66, 172403, 2002

P. Mandal, A. Hassen, J. Hemberger, A. Krimmel, A. Loidl; Structural, transport, and magnetic properties of pure and La doped RuSr2GdCu2O8; Phys. Rev. B, 65, 144506, 2002

V. Fritsch, J. Hemberger, M. V. Eremin, H.-A. Krug von Nidda, F. Lichtenberg, R. Wehn, A. Loidl; Magnetization and specific heat of LaTiO3; Phys. Rev. B, 65, 212405, 2002

S. Majumdar, E. V. Sampathkumaran, St. Berger, M. Della Mea, H. Michor, E. Bauer, M. Brando, J. Hemberger, A. Loidl; An unusual interplay among disorder, Kondo-effect and spin glass behavior in the Kondo lattices Ce2Au1-xCoxSi3; Solid State Commun., 121, 665, 2002

K. Pucher, J. Hemberger, F. Mayr, V. Fritsch, A. Loidl, E. W. Scheidt, S. Klimm, R. Horny, S. Horn, S. G. Ebbinghaus, A. Reller, P. J. Cava; ransport, magnetic, thermodynamic, and optical properties of Ti-doped Sr2RuO4; Phys. Rev. B, 65, 104523, 2002

J. Hemberger, A. Hassen, A. Krimmel, P. Mandal, A. Loidl; Ferromagnetism and Superconductivity in pure and doped RuSr2GdCu2O8; Physica B, 312-313, 805, 2002

C. Filipic, J. Hemberger, Z. Kutnjak, V. Bobnar, A. Levstik, A. Loidl; Dynamic linear and nonlinear dielectric response of relaxor ferroelectrics; Ferroelectrics, 270, 155, 2002

V. Bobnar, P. Lunkenheimer, J. Hemberger, A. Loidl, F. Lichtenberg, J. Mannhart; Dielectric properties and charge transport in the (Sr, La)NbO3.5-x system; Phys. Rev. B, 65, 155115, 2002

2001

Z. Seidov, H.-A. Krug von Nidda, J. Hemberger, A. Loidl, G. Sultanov, E. Kerimova, A. Panfilov; Magnetic Susceptibility and ESR Study of the Covalent-Chain Antiferromagnets TlFeS2 and TlFeSe2; Phys. Rev. B, 65, 014433, 2001

S. Majumdar, E. V. Sampathkumaran, M. Brando, J. Hemberger, A. Loidl; Magnetic behavior of a new series of ternary compounds of the type, R2PtSi3 (R = La, Ce, Pr, Nd, Gd and Y); J. Magn. Magn. Mater., 236, 99, 2001

V. Tsurkan, J. Hemberger, M. Klemm, S. Klimm, A. Loidl, S. Horn, R. Tidecks; Ac susceptibility studies of ferrimagnetic FeCr2S4 single crystals; J. Appl. Phys., 90, 4639, 2001

A. Krimmel, M. Reehuis, M. Paraskevopoulos, J. Hemberger, A. Loidl; Ferrimagnetic behavior of Nd0.67Sr0.33CoO3; Phys. Rev. B, 64, 224404, 2001

M. Paraskevopoulos, J. Hemberger, A. Krimmel, A. Loidl; Magnetic Ordering and Spin-State Transition in R0.67Sr0.33CoO3; Phys. Rev. B, 63, 224416, 2001

A. V. Boris, P. Mandal, C. Bernhard, N. N. Kovaleva, K. Pucher, J. Hemberger, A. Loidl; Phonon anomalies and electron-phonon interaction in RuSr2GdCu2O8 ferromagnetic superconductor: Evidence from infrared conductivity; Phys. Rev. B, 63, 184505, 2001

V. Fritsch, J. Hemberger, M. Brando, A. Engelmayer, S. Horn, M. Klemm, G. Knebel, F. Lichtenberg, P. Mandal, F. Mayr, M. Nicklas, A. Loidl; Metal-to-Insulator Transition in La1-xBaxTiO3; Phys. Rev. B, 64, 045113, 2001

C. Filipic, J. Hemberger, Z. Kutnjak, A. Levstik, A. Loidl; Frequency Dependence of Dielectric Nonlinearity in PMN Relaxor System; J. Euro. Ceram. Soc., 21, 1323, 2001

J. Sichelschmidt, M. Paraskevopoulos, M. Brando, R. Wehn, D. Ivannikov, F. Mayr, K. Pucher, J. Hemberger, A. Pimenov, H.-A. Krug von Nidda, P. Lunkenheimer, V. Yu. Ivanov, A. A. Mukhin, A. M. Balbashov, A. Loidl; Magnetic, electronic, dielectric and optical properties of Pr(Ca:Sr)MnO3; Euro. Phys. J. B, 20, 7, 2001

M. Dressel, P. Hesse, S. Kirchner, G. Untereiner, M. Dumm, J. Hemberger, A. Loidl, L. Montgomery; Charge and Spin Dynamics of TMTSF and TMTTF Salts; Synthetic Metals, 120, 719, 2001, PDF (245kB)

2000

R. Klarmann, J. Hemberger, W. Biegel, B. Stritzker; Correlation between structural, ferroelectric and dielectric properties of laser ablated (Pb0:92La0:08)(Zr0:65Ti0:35)O3-thin-films on high-grade steel hastelloy; Ferroelectrics, 241, 133, 2000

M. Paraskevopoulos, F. Mayr, C. Hartinger, A. Pimenov, J. Hemberger, P. Lunkenheimer, A. Loidl, A. A. Mukhin, V. Yu. Ivanov, A. M. Balbashov; The phase diagram and optical properties of La1-xSrxMnO3 for x=0.2; J. Magn. Magn. Mater., 211, 118, 2000

F. Mayr, C. Hartinger, M. Paraskevopoulos, A. Pimenov, J. Hemberger, A. Loidl, A. A. Mukhin, A. M. Balbashov; High-frequency conductivity and phonon properties of La7/8Sr1/8MnO3; Phys. Rev. B, 62, 15673, 2000

U. Schneider, P. Lunkenheimer, J. Hemberger, A. Loidl; Linear and non-linear dielectric spectroscopy on ammonium doped Rochelle salt; Ferroelectrics, 242, 71, 2000, PDF (1043kB)

M. Paraskevopoulos, F. Mayr, J. Hemberger, A. Loidl, R. Heichele, D. Maurer, V. Müller, A. A. Mukhin, A. M. Balbashov; Magnetic properties and phase diagram of La1-xSrxMnO3 for x=0.2; J. Phys.: Condens. Matter, 12, 3993, 2000

S Körner, A. Weber, J. Hemberger, E.-W Scheidt, G.R. Stewart; UCu4Pd: a disordered antiferromagnetic compound; J. Low Temp. Phys., 121, 105, 2000

N. Büttgen, W. Trinkl, J.-E. Weber, J. Hemberger, A. Loidl, S. Kehrein; Nuclear spin relaxation and Kondo disorder in UCu3.5Pd1.5; Phys. Rev. B, 62, 11545, 2000

1999

. Krimmel, J. Hemberger, M. Nicklas, G. Knebel, W. Trinkl, M. Brando, V. Fritsch, A. Loidl, E. Ressouche; Spin Glass Behavior in PrAu2Si2; Phys. Rev. B, 59, R6604, 1999

G. Knebel, M. Brando, J. Hemberger, M. Nicklas, W. Trinkl, A. Loidl; Groundstate properties of Ce(Pd1-xNix)2Ge2 and CeNi2(Ge1-ySiy)2; Physica B, 259-261, 399, 1999

M. Lohmann, J. Hemberger, M. Nicklas, A. Loidl, M. Klemm, G. Obermeier, S. Horn; Thermodynamic, Transport and Magnetic Properties of a’- NaV2O5; Physica B, 259-261, 983, 1999

M. Lohmann, J. Hemberger, M. Nicklas, H.-A. Krug von Nidda, A. Loidl, M. Klemm, G. Obermeier, S. Horn; LiV2O4: A Heavy-Fermion Transition Metal Oxide?; Physica B, 259-261, 96, 1999

J. Hemberger, A. Krimmel, M. Nicklas, G. Knebel, M. Paraskevopoulos, W. Trinkl, M. Brando, V. Fritsch, A. Loidl; Magnetic properties of the spin glass PrAu2Si2; Physica B, 259-261, 907, 1999

A. Seeger, P. Lunkenheimer, J. Hemberger, A. A. Muhkin, V. Yu. Ivanov, A. M Balbashov, A. Loidl; Charge Carrier Localization in La1-xSrxMnO3 Investigated by ac Conductivity Measurements; J. Phys.: Condens. Matter, 11, 3273, 1999

G. Knebel, M. Brando, J. Hemberger, M. Nicklas, W. Trinkl, A. Loidl; Magnetic, Calorimetric, and Transport Properties of Ce(Pd1-xNix)2Ge2 and CeNi2(Ge1-ySiy)2; Phys. Rev. B, 59, 12390, 1999

A. Chen, Y. Zhi, J. Hemberger, P. Lunkenheimer, A. Loidl; Dielectric anomalies in Bismuth Doped SrTiO3: Defect Modes at Low Impurity Concentrations; Phys. Rev. B, 59, 6665, 1999

A. Chen, Y. Zhi, P. Lunkenheimer, J. Hemberger, A. Loidl; Dielectric Relaxation Modes in Bismuth Doped SrTiO3: The Relaxor Behavior; Phys. Rev. B, 59, 6670, 1999

A. Krimmel, J. Hemberger, Ch. Kegler, M. Nicklas, A. Engelmayer, G. Knebel, V. Fritsch, M. Reehuis, M. Brando, A. Loidl; The evolution from long-range magnetic order to spin-glass behavior in PrAu2(Si1-xGex)2; J. Phys.: Condens. Matter, 11, 6991, 1999

1998

J. Hemberger, R. Böhmer, A. Loidl; Nonlinear Susceptibilities and Polydispersivity in Dipolar Glasses; Phase Trans., 65, 233, 1998

J. Hemberger, M. Lohmann, M. Nicklas, A. Loidl, M. Klemm, G. Obermeier, S. Horn; Thermodynamic, Transport and Magnetic Properties of alpha’- NaV2O5; Europhys. Lett., 42, 661, 1998

1997

J. Hemberger, H. Ries, A. Loidl, R. Böhmer; [Comment and reply]: Static freezing transition at a finite temperature in a quasi-one-dimensional deuteron glass; Phys. Rev. Lett., 78, 2864, 1997

A. Döß, G. Hinze, B. Schiener, J. Hemberger, R. Böhmer; Dielectric relaxation in the fragile viscous liquid state of toluene; J. Chem Phys., 107, 1740, 1997

1996

J. Hemberger, H. Ries, A. Loidl, R. Böhmer; Static freezing transition at a finite temperature in a quasi-one-dimensional deuteron glass; Phys. Rev. Lett., 76, 2330, 1996

J. Hemberger, P. Lunkenheimer, H. Ries, A. Maiazza, A. Loidl; Dielectric measurements in highly deuterated betaine phosphite; Ferroelectrics, 157, 153, 1996

J. Hemberger, M. Nicklas, R. Viana, P. Lunkenheimer, A. Loidl, R. Böhmer; Quantum paraelectric and induced ferroelectric states in SrTiO3; J. Phys.: Condens. Matter, 8, 4673, 1996

A. Loidl, J. Hemberger, M. Winterlich, H. Ries, R. Böhmer; Linear and nonlinear dielectric spectroscopy in dipolar glasses; Ferroelectrics, 176, 43, 1996

1995

J. Hemberger, P. Lunkenheimer, R. Viana, R. Böhmer, A. Loidl; Electric Field Dependent Dielectric Constant and Non-Linear Susceptibility in SrTiO3; Phys. Rev. B, 52, 13159, 1995

R. Böhmer, B. Schiener, J. Hemberger, R.V. Chamberlin; Pulsed dielectric spectroscopy of supercooled liquids; Z. Phys. B, 99, 91, 1995

1994

R. Viana, P. Lunkenheimer, J. Hemberger, R. Böhmer, A. Loidl; Dielectric Spectroscopy in SrTiO3; Phys. Rev. B, 50, 601, 1994

Miscelleous

2007

J. Hemberger; Wenn "bekleidete" Elektronen schmelzen; , , , 2007, http://www.pro-physik.de/Phy/pjtoc/26046/3

1998

A. Loidl, J. Hemberger; Photovoltaische Energiegewinnung; , , , 1998, PDF (788kB)

Theses

1997

Joachim Hemberger; Dielektrische Spektroskopie am Orientierungsglasübergang: Lineares und nichtlineares Verhalten in Betain-Mischkristallen; , , PhD thesis, Technische Hochschule Darmstadt, 1997, ISBN 3-8265-3201-5

In proceedings

2009

A. Roggenbuck, A. Deninger, I.C. Mayorga, H. Schmitz, J. Hemberger, F. Lison, M. Grüninger; CW Terahertz Spectrometer with High-Precision Frequency Control; , , 2009 CONFERENCE ON LASERS AND ELECTRO-OPTICS AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (CLEO/QELS 2009),, 2009

A. Deninger, A. Roggenbuck, S. Schindler, I. Camara Mayorga, H. Schmitz, J. Hemberger, R. Güsten, M. Grüninger; Cw THz Spectrometer with High-Precision Frequency Control; , , Conference on Lasers and Electro-Optics and Quantum Electronics and Laser Science (CLEO/QELS 2009), Vols. 1-5, 2009

A. Deninger, A. Roggenbuck, S. Schindler, I. Camara Mayorga, H. Schmitz, J. Hemberger, R. Güsten, M. Grüninger; Cw THz Spectrometer with High SNR and MHz Frequency Resolution; , , 34th International Conference on Infrared, Millimeter, and Terahertz waves, Vols. 1 and 2, 2009

In a collection

2004

A. Hassen, A. Krimmel, J. Hemberger, A. Loidl, P. Mandal; Doping the ferromagnetic high-Tc superconductor RuSr2RE Cu2O8 (RE = Gd, Eu); , , Transworld Research Network, Recent Res. Devel. Physics, Vol. 5, Kerala, India, 2004, PDF (1281kB)

2003

A. Hassen, A. Krimmel, J. Hemberger, P. Mandal, A. Loidl; Structural, transport and magnetic properties of the doped magnetic superconductor Ru-1212; , , American Institute of Physics (A. Avella, ”Lectures on the physics of highly correlated electron systems“, AIP Conference Proceedings, Vol. 678, Melville, New York, 2003, PDF (606kB)

2001

J. Hemberger, M. Paraskevoupolos, J. Sichelschmidt, M. Brando, R. Wehn, F. Mayr, K. Pucher, P. Lunkenheimer, A. Loidl, A. A. Mukhin, A. M. Balbashov; Field induced Metal-Insulator Transition in (Pr:Ca:Sr)MnO3; , , J. Bonca et al. edts., Open Problems in Strongly Correlated Electron Systems, Kluwer Academic Publisher, 2001, PDF (233kB)

M. Paraskevopoulos, J. Hemberger, A. Loidl; Magnetic ordering and spin-state of cobalt in R0:67Sr0:33CoO3; , , Hiroyuki Oyanagi and Antonio Bianconi, Physics in Local Lattice Distortions. Fundamentals and Novel Concepts. LLD2K, AIP Conference Proceedings, 2001

1999

R. Klarmann, W. Biegel, B. Wörz, J. Hemberger, B. Stritzker; Deposition of Pb(Zr,Ti)O3-Films on High-grade Steel Hastelloy and Modification by ion implantation; , , R.E. Jones, R.W. Schwartz, S. Summerfelt, Ferroelectric Thin Films VII. Symposium, Mater. Res. Soc., Vol. 541, Warrendale, PA, USA, 1999