Saikat Nandi, Rounak Das, Mamoun Hemmida, M. U. Akbar, Hans-Albrecht Krug von Nidda, Jörg Sichelschmidt, Sagar Mahapatra, Marlis Schuller, Norbert Büttgen, J. M. Wilkinson, M. P. Saravanan, Indra Dasgupta und A. V. Mahajan
Novel quantum spin liquid states in the S=1/2 three-dimensional compound Y3Cu2Sb3O14
Physical Review Letters 136, 166502 (2026)
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A. A. Gippius, S. V. Zhurenko, A. V. Tkachev, A. V. Gunbin, Norbert Büttgen, M. Schaedler, I. G. Silkin, I. V. Morozov, A. V. Bogach, A. V. Sobolev, I. A. Presniakov und A. S. Moskvin
Short-range helical magnetic order in FeP1-xAsx (x = 0.33 and 0.5)
Journal of Magnetism and Magnetic Materials 651, 174177 (2026)
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Saikat Nandi, Monika Jawale, Sanjay Bachhar, Rahul Kumar, Marlis Schuller, Rabindranath Bag, J. M. Wilkinson, Jörg Sichelschmidt, A. Sundaresan, Sara Haravifard, Norbert Büttgen und A. V. Mahajan
Observation of a gapped phase in the one-dimensional S=1/2 Heisenberg antiferromagnetic chain Cu(Ampy)ClBr
Physical Review B 112, 134437 (2025)
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Norbert Büttgen und Hans-Albrecht Krug von Nidda
Magnetic resonance in quantum spin chains with competing exchange interactions
Journal of Physics A: Mathematical and Theoretical 57, 313001 (2024)
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Abhisek Bandyopadhyay, Atasi Chakraborty, Sayantika Bhowal, Vinod Kumar, Marco Moretti Sala, A. Efimenko, F. Bert, Pabitra Kumar Biswas, C. Meneghini, Norbert Büttgen, I. Dasgupta, T. Saha Dasgupta, Avinash V. Mahajan und Sugata Ray
Breakdown of atomic spin-orbit coupling picture in an apparently isolated pseudo-one-dimensional iridate: Sr3NaIrO6
Physical Review B 105, 104431 (2022)
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Markus Prinz-Zwick, Bertalan G. Szigeti, Thomas Gimpel, Dieter Ehlers, Vladimir Tsurkan, Andrey O. Leonov, Björn Miksch, Marc Scheffler, Ioannis Stasinopoulos, Dirk Grundler, István Kézsmárki, Norbert Büttgen und Hans-Albrecht Krug von Nidda
Nuclear and electron spin resonance studies on skyrmion‐hosting lacunar spinels
physica status solidi (b) 259, 2100170 (2022)
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Markus Prinz-Zwick, T. Gimpel, Korbinian Geirhos, Somnath Ghara, C. Steinbrecht, Vladimir Tsurkan, Norbert Büttgen und István Kézsmárki
Probing multiferroic order parameters and domain population via nuclear spins
Physical Review B 105, 014301 (2022)
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K. Somesh, Y. Furukawa, Gediminas Simutis, F. Bert, Markus Prinz-Zwick, Norbert Büttgen, Andrej Zorko, Alexander A. Tsirlin, P. Mendels und R. Nath
Universal fluctuating regime in triangular chromate antiferromagnets
Physical Review B 104, 104422 (2021)
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Atasi Chakraborty, Vinod Kumar, Sanjay Bachhar, Norbert Büttgen, Koji Yokoyama, Pabitra Kumar Biswas, Vasudeva Siruguri, Sumiran Pujari, Ishita Dasgupta und Avinash V. Mahajan
Unusual spin dynamics in the low-temperature magnetically ordered state of Ag3LiIr2O6
Physical Review B 104, 115106 (2021)
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Armin Günther, S. Riegg, Wolfgang Krätschmer, Sebastian Wehrmeister, Norbert Büttgen, Ernst-Wilhelm Scheidt, Hans-Albrecht Krug von Nidda, M. V. Eremin, E. A. Arkhipova, R. M. Eremina, Alexander Krimmel, H. Mutka und Alois Loidl
Electronic correlations and crystal-field effects in RCu3Ru4O12 (R=La, Pr, Nd)
Physical Review B 102, 235136 (2020)
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M. Majumder, M. Prinz-Zwick, Stephan Reschke, A. Zubtsovskii, T. Dey, F. Freund, Norbert Büttgen, Anton Jesche, István Kézsmárki, Alexander A. Tsirlin und Philipp Gegenwart
Field evolution of low-energy excitations in the hyperhoneycomb magnet β−Li2IrO3
Physical Review B 101, 214417 (2020)
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A. A. Gippius, A. Tkachev, S. Zhurenko, A. Mahajan, Norbert Büttgen, Martina Schädler, I. O. Chernyavskii, I. Morozov, S. Aswartham, B. Buechner und A. S. Moskvin
NMR study of magnetic structure and hyperfine interactions in the binary helimagnet FeP
Physical Review B 102, 214416 (2020)
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M. Majumder, Florian Freund, T. Dey, M. Prinz-Zwick, Norbert Büttgen, Y. Skourski, Anton Jesche, Alexander A. Tsirlin und Philipp Gegenwart
Anisotropic temperature-field phase diagram of single crystalline β−Li2IrO3: magnetization, specific heat, and Li7 NMR study
Physical Review Materials 3, 074408 (2019)
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S. Kundu, Tusharkanti Dey, A. V. Mahajan und Norbert Büttgen
LiZn2V3O8: a new geometrically frustrated cluster spin-glass
Journal of Physics: Condensed Matter 32, 115601 (2019)
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A. A. Gippius, S. V. Zhurenko, Norbert Büttgen, Martina Schädler, I. V. Morozov und A. S. Moskvin
NMR analysis of the magnetic structure and hyperfine interactions in a FeP binary helimagnetic
Physics of the Solid State 61, 723-727 (2019)
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Anatoly Koshelev, Elena Zvereva, Larisa Shvanskaya, Olga Volkova, Mahmoud Abdel-Hafiez, Andrey Gippius, Sergey Zhurenko, Alexey Tkachev, Dmitry Chareev, Norbert Büttgen, Martina Schaedler, Asif Iqbal, Badiur Rahaman, Tanusri Saha-Dasgupta und Alexander Vasiliev
Short-range and long-range order in AFM–FM exchange coupled compound LiCu2(VO4)(OH)2
The Journal of Physical Chemistry C 123, 17933-17942 (2019)
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S. Kundu, Tusharkanti Dey, M. Prinz-Zwick, Norbert Büttgen und A. V. Mahajan
Structural and magnetic properties of a new cubic spinel LiRhMnO4
Journal of Magnetism and Magnetic Materials 481, 77-84 (2019)
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R. Kumar, Tusharkanti Dey, P. M. Ette, K. Ramesha, Atasi Chakraborty, I. Dasgupta, R. Eremina, Sándor Tóth, A. Shahee, S. Kundu, M. Prinz-Zwick, A. A. Gippius, Hans-Albrecht Krug von Nidda, Norbert Büttgen, Philipp Gegenwart und A. V. Mahajan
Structural, thermodynamic, and local probe investigations of the honeycomb material Ag3LiMn2O6
Physical Review B 99, 144429 (2019)
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R. Kumar, Tusharkanti Dey, P. M. Ette, K. Ramesha, Atasi Chakraborty, I. Dasgupta, J. C. Orain, C. Baines, Sándor Tóth, A. Shahee, S. Kundu, M. Prinz-Zwick, A. A. Gippius, Norbert Büttgen, Philipp Gegenwart und A. V. Mahajan
Unconventional magnetism in the 4d4-based S=1 honeycomb system Ag3LiRu2O6
Physical Review B 99, 054417 (2019)
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A. A. Bush, Norbert Büttgen, A. A. Gippius, M. Horvatić, M. Jeong, W. Kraetschmer, V. I. Marchenko, Yu. A. Sakhratov und L. E. Svistov
Exotic phases of frustrated antiferromagnet LiCu2O2
Physical Review B 97, 054428 (2018)
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Tusharkanti Dey, M. Majumder, J. C. Orain, A. Senyshyn, M. Prinz-Zwick, Sebastian Bachus, Yoshifumi Tokiwa, F. Bert, P. Khuntia, Norbert Büttgen, Alexander A. Tsirlin und Philipp Gegenwart
Persistent low-temperature spin dynamics in the mixed-valence iridate Ba3InIr2O9
Physical Review B 96, 174411 (2017)
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Alexey V. Sobolev, Igor A. Presniakov, Andrey A. Gippius, Ivan V. Chernyavskii, Martina Schaedler, Norbert Büttgen, Sergey A. Ibragimov, Igor V. Morozov und Andrei V. Shevelkov
Helical magnetic structure and hyperfine interactions in FeP studied by 57Fe Mössbauer spectroscopy and 31P NMR
Journal of Alloys and Compounds 675, 277-285 (2016)
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S. Riegg, Sebastian Widmann, B. Meir, S. Sterz, A. Günther, Norbert Büttgen, Stefan G. Ebbinghaus, Armin Reller, Hans-Albrecht Krug von Nidda und Alois Loidl
Kondo-type behavior of the Ru4+ lattice in LaCu3Ru4O12
Physical Review B 93, 115149 (2016)
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S. Riegg, Sebastian Widmann, A. Günther, B. Meir, S. Wehrmeister, S. Sterz, W. Kraetschmer, Stefan G. Ebbinghaus, Armin Reller, Norbert Büttgen, Hans-Albrecht Krug von Nidda und Alois Loidl
Heavy fermions, metal-to-insulator transition, and quantum criticality in LayCu3RuxTi4−xO12
The European Physical Journal Special Topics 224, 1061-1086 (2015)
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L. A. Prozorova, S. S. Sosin, L. E. Svistov, Norbert Büttgen, J. B. Kemper, A. P. Reyes, S. Riggs, A. Prokofiev und O. A. Petrenko
Magnetic field driven 2D-3D crossover in the S=1/2 frustrated chain magnet LiCuVO4
Physical Review B 91, 174410 (2015)
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Corey M. Thompson, Xiaoyan Tan, Kirill Kovnir, V. Ovidiu Garlea, Andrei A. Gippius, Alexander A. Yaroslavtsev, Alexey P. Menushenkov, Roman V. Chernikov, Norbert Büttgen, Wolfgang Krätschmer, Yan V. Zubavichus und Michael Shatruk
Synthesis, structures, and magnetic properties of rare-earth cobalt arsenides, RCo2As2 (R = La, Ce, Pr, Nd)
Chemistry of Materials 26, 3825-3837 (2014)
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V. Yu. Verchenko, M. S. Likhanov, M. A. Kirsanova, A. A. Gippius, A. V. Tkachev, N. E. Gervits, A. V. Galeeva, Norbert Büttgen, Wolfgang Krätschmer, C. S. Lue, K. S. Okhotnikov und A. V. Shevelkov
Intermetallic solid solution Fe1−xCoxGa3: synthesis, structure, NQR study and electronic band structure calculations
Journal of Solid State Chemistry 194, 361-368 (2012)
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Hans-Albrecht Krug von Nidda, Norbert Büttgen und Alois Loidl
Magnetic resonance in quantum spin chains
The European Physical Journal Special Topics 180, 161-189 (2010)
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Alexander Krimmel, Armin Günther, W. Kraetschmer, H. Dekinger, Norbert Büttgen, Volker Eyert, Alois Loidl, D. V. Sheptyakov, Ernst-Wilhelm Scheidt und Wolfgang Scherer
Intermediate-valence behavior of the transition-metal oxide CaCu3Ru4O12
Physical Review B 80, 121101(R) (2009)
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Mamoun Hemmida, Hans-Albrecht Krug von Nidda, Norbert Büttgen, Alois Loidl, L. K. Alexander, R. Nath, A. V. Mahajan, R. F. Berger, R. J. Cava, Yogesh Singh und D. C. Johnston
Vortex dynamics and frustration in two-dimensional triangular chromium lattices
Physical Review B 80, 054406 (2009)
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Alexander Krimmel, Armin Günther, W. Kraetschmer, H. Dekinger, Norbert Büttgen, Alois Loidl, Stefan G. Ebbinghaus, Ernst-Wilhelm Scheidt und Wolfgang Scherer
Non-Fermi-liquid behavior in CaCu3Ru4O12
Physical Review B 78, 165126 (2008)
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Florian Schrettle, Stephan Krohns, Peter Lunkenheimer, Joachim Hemberger, Norbert Büttgen, Hans-Albrecht Krug von Nidda, A. V. Prokofiev und Alois Loidl
Switching the ferroelectric polarization in the S=1∕2 chain cuprate LiCuVO4 by external magnetic fields
Physical Review B 77, 144101 (2008)
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L. K. Alexander, Norbert Büttgen, R. Nath, A. V. Mahajan und Alois Loidl
Li7 NMR studies on the triangular lattice system LiCrO2
Physical Review B 76, 064429 (2007)
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R. Nath, A. V. Mahajan, Norbert Büttgen, C. Kegler, Joachim Hemberger und Alois Loidl
31P NMR study of Na2CuP2O7: an S = 1/2 two dimensional Heisenberg antiferromagnetic system
Journal of Physics: Condensed Matter 18, 4285-4294 (2006)
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A. V. Mahajan, R. Nath, Norbert Büttgen, C. Kegler, Alois Loidl und J. Bobroff
31P NMR study of the spin S = 1/2 quasi-1D Heisenberg antiferromagnet BaCuP2O7
Physica B: Condensed Matter 378-380, 1148-1149 (2006)
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Christian Kegler, Norbert Büttgen, Hans-Albrecht Krug von Nidda, Alois Loidl, R. Nath, A. V. Mahajan, A. V. Prokofiev und W. Aßmus
NMR study of lineshifts and relaxation rates of the one-dimensional antiferromagnet LiCuVO4
Physical Review B 73, 104418 (2006)
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Norbert Büttgen, A. Zymara, C. Kegler, Vladimir Tsurkan und Alois Loidl
Spin and orbital frustration in FeSc2S4 probed by Sc45 NMR
Physical Review B 73, 132409 (2006)
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Vladimir Tsurkan, Veronika Fritsch, Joachim Hemberger, Hans-Albrecht Krug von Nidda, Norbert Büttgen, D. Samusi, S. Körner, Ernst-Wilhelm Scheidt, Siegfried R. Horn, Reinhard Tidecks und Alois Loidl
Orbital fluctuations and orbital order in FeCr2S4
Journal of Physics and Chemistry of Solids 66, 2036-2039 (2005)
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R. Nath, A. V. Mahajan, Norbert Büttgen, Christian Kegler, Alois Loidl und J. Bobroff
Study of one-dimensional nature of S=1∕2(Sr,Ba)2Cu(PO4)2 and BaCuP2O7 via P31 NMR
Physical Review B 71, 174436 (2005)
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Norbert Büttgen, Joachim Hemberger, Veronika Fritsch, Alexander Krimmel, Michael Müksch, Hans-Albrecht Krug von Nidda, Peter Lunkenheimer, Robert Fichtl, Vladimir Tsurkan und Alois Loidl
Orbital physics in sulfur spinels: ordered, liquid and glassy ground states
New Journal of Physics 6, 191 (2004)
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Veronika Fritsch, Joachim Hemberger, Norbert Büttgen, Ernst-Wilhelm Scheidt, Hans-Albrecht Krug von Nidda, Alois Loidl und Vladimir Tsurkan
Spin and orbital frustration in MnSc2S4 and FeSc2S4
Physical Review Letters 92, 116401 (2004)
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Manfred Reehuis, Alexander Krimmel, Norbert Büttgen, Alois Loidl und A. Prokofiev
Crystallographic and magnetic structure of ZnV2O4
The European Physical Journal B 35, 311-316 (2003)
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Hans-Albrecht Krug von Nidda, Ralf Bulla, Norbert Büttgen, Monika Heinrich und Alois Loidl
Heavy fermions in transition metals and transition-metal oxides
The European Physical Journal 34, 399-407 (2003)
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G. Michael Kalvius, D. R. Noakes, R. Wäppling, Norbert Büttgen, Alexander Krimmel, Matthias Klemm, Siegfried R. Horn und Alois Loidl
Magnetic properties of geometrically frustrated ZnxLi1-xV2O4
Physica B 326, 470-474 (2003)
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Manuel Brando, Norbert Büttgen, Veronika Fritsch, Joachim Hemberger, H. Kaps, Hans-Albrecht Krug von Nidda, Michael Nicklas, Klaus Pucher, Wilfried Trinkl, Alois Loidl, Ernst-Wilhelm Scheidt, Matthias Klemm und Siegfried R. Horn
Ground-state properties of LiV2O4 and Li1-xZnx(V1-yTiy)2O4
European Physical Journal B 25, 289-298 (2002)
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Norbert Büttgen, Alexander Krimmel, Alois Loidl, Matthias Klemm, Siegfried R. Horn, D. R. Noakes, E. Schreier und G. M. Kalvius
Magnetic correlations in frustrated LiV2O4 and ZnV2O4
Physica B 312-313, 703-705 (2002)
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Norbert Büttgen, H. Kaps, Wilfried Trinkl, Alois Loidl, Matthias Klemm und Siegfried R. Horn
7Li NMR studies in magnetically frustrated LiV2O4: evidence for a spin-liquid groundstate?
Canadian Journal of Physics 79, 1487-1493 (2001)
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H. Kaps, Manuel Brando, Wilfried Trinkl, Norbert Büttgen, Alois Loidl, Ernst-Wilhelm Scheidt, Matthias Klemm und Siegfried R. Horn
Heavy fermions in LiV2O4: Kondo compensation versus geometric frustration
Journal of Physics: Condensed Matter 13, 8497-8508 (2001)
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Christian Kegler, Norbert Büttgen, Hans-Albrecht Krug von Nidda, Alexander Krimmel, L. E. Svistov, B. I. Kochelaev, Alois Loidl, A. Prokofiev und W. Aßmus
Magnetic resonance on LiCuVO4
European Physical Journal B 22, 321-326 (2001)
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J.-E. Weber, Christian Kegler, Norbert Büttgen, Hans-Albrecht Krug von Nidda, Alois Loidl und Frank Lichtenberg
NMR, EPR, and bulk susceptibility measurements of one-dimensional SrNbO3.41
Physical Review B 64, 235414 (2001)
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Wilfried Trinkl, Norbert Büttgen, H. Kaps, Alois Loidl, Matthias Klemm und Siegfried R. Horn
7Li NMR studies of Li1-xZnxV2O4 and Li (V1-yTiy)2O4
Physical Review B 62, 1793-1800 (2000)
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Norbert Büttgen, Wilfried Trinkl, J.-E. Weber, Joachim Hemberger, Alois Loidl und Stefan Kehrein
Nuclear spin relaxation and Kondo disorder in UCu3.5Pd1.5
Physical Review B 62, 11545-11548 (2000)
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Norbert Büttgen, Hans-Albrecht Krug von Nidda und Alois Loidl
Magnetic resonance in Ce(Cu1−xNix)2Ge2 and CeCu2(Si1−yGey)2
Physica B 230-232, 590-592 (1997)
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Norbert Büttgen, R. Böhmer, Alexander Krimmel und Alois Loidl
NMR study of the heavy-fermion alloy Ce(Cu1−xNix)2Ge2
Physical Review B 53, 5557-5562 (1996)
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Frank Steglich, Philipp Gegenwart, Christoph Geibel, R. Helfrich, P. Hellmann, M. Lang, A. Link, R. Modler, G. Sparn, Norbert Büttgen und Alois Loidl
New observations concerning magnetism and superconductivity in heavy-fermion metals
Physica B 223-224, 1-8 (1996)
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Norbert Büttgen, R. Böhmer und Alois Loidl
Spin fluctuations in the heavy fermion system CeCu2Ge2 probed by nuclear magnetic resonance
Solid State Communications 93, 753-758 (1995)
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