Publications

2026

82. Universal Fabrication of Graphene/Perovskite Oxide Hybrid Heterostructures

Yeongju Choi, Seongjin Lee, Dongwon Shin, Sukhoon Sim, Min-Hyoung Jung, Dirk Wulferding, Minjae Kim, Jaesik Eom, Myeesha Mostafa, Wonhee Ko, SeungNam Cha, Jungseek Hwang, Hu Young Jeong, Ki Kang Kim, and Woo Seok Choi, Small Structures 7, e202500613 (2026).

81. Disorder-induced Mottness in a doped Mott insulator

Hyungryul Yang, Gyeongbo Kim, Byeongin Lee, Dirk Wulferding, Bo Gyu Jang, and Doohee Cho, ACS Nano Letters 26, 2177 (2026).

80. Evolution of magnetic bubble domains in the uniaxial ferromagnet CeRu2Ga2B inferred from the Hall effect and ac magnetic susceptibility

Peter Siegfried, Mark Maus, Alexander Bornstein, Dirk Wulferding, Jeehoon Kim, Ryan Baumbach, Eric Bauer, Filip Ronning, and Minhyea Lee, J. Phys.: Condens. Matter 38, 015805 (2026).

2025

79. Spinon excitations and spin correlations in the one-dimensional quantum magnet b-VOSO4 probed by Raman spectroscopy

Dirk Wulferding*, Diana Lucia Quintero-Castro, Pontus Laurell, Gonzalo Alvarez, Elbio Dagotto, and Kwang-Yong Choi*, Commun. Phys. 8, 447 (2025).

78. Evolution of phonon, magnetism, and electronic excitations across the insulator-to-metal transition in Ru(Br1-xIx)3

Youngsu Choi*, Dirk Wulferding*, Seungyeol Lee, Fuki Sato, Yoshinori Imai, Kenya Ohgushi, Beom Hyun Kim, and Kwang-Yong Choi, Phys. Rev. B 112, 024411 (2025).

77. Controlled Growth of Polar Altermagnets via Chemical Vapor Transport

Hiraka Haruhiro, Raktim Datta, Poonam Yadav, Anzar Ali, Suheon Lee, Matthias J. Gutmann, Duhee Yoon, Dirk Wulferding, Xianghan Xu, Moon-Ho Jo, Sang-Wook Cheong, and Sungkyun Choi, ACS Cryst. Growth Des. 25, 4991 (2025).

76. Strain Effects in Bernal-Stacked Multi-Layer Graphene

Lina Bockhorn, Jeffrey Appiah, Hannes Kakuschke, Lars Thole, Denis Ukolov, Peter Lemmens, Dirk Wulferding, Jana Hartmann, Andreas Waag, and Rolf J. Haug, ACS Appl. Electron. Mater. 7, 4443 (2025).

75. One-Dimensional Electron Gas Confined along Nanowrinkles in a Unidirectional Charge Density Wave Material

Eunseo Kim, Sanghun Lee, Hyungryul Yang, Makoto Hashimoto, Donghui Lu, Jongho Park, Changyoung Kim, Dirk Wulferding, Sunghun Kim, and Doohee Cho, ACS Nano 19, 15767 (2025).

74. Field- and temperature-driven magnetic excitations in rouaite Cu2(OH)3NO3

Dirk Wulferding#, Shams Sohel Islam, Youngsu Choi, Gyungbin Ban, Seungyeol Lee, Amit Pawbake, Clement Faugeras, and Kwang-Yong Choi#, Phys. Rev. B 111, 064409 (2025).

73. Magnetic field control over the axial character of Higgs modes in charge-density wave compounds

Dirk Wulferding#, Jongho Park, Takami Tohyama, Seung Ryong Park, and Changyoung Kim#, Nat. Commun. 16, 114 (2025).

2024

72. Vortex confinement through an unquantized magnetic flux

Geunyong Kim, Jinyoung Yun, Jinho Yang, Ilkyu Yang, Dirk Wulferding, Roman Movshovich, Gil Young Cho, Ki-Seok Kim, Garam Hahn, and Jeehoon Kim, NPG Asia Materials 16, 44 (2024).

71. Charge-ordered phases in the hole-doped triangular Mott insulator 4Hb-TaS2

Junho Bang, Byeongin Lee, Hyungryul Yang, Sunghun Kim, Dirk Wulferding, and Doohee Cho, Phys. Rev. B 109, 195170 (2024).

70. Origin of Distinct Insulating Domains in the Layered Charge Density Wave Material 1T-TaS2

Hyungryul Yang, Byeongin Lee, Junho Bang, Sunghun Kim, Dirk Wulferding, Sung-Hoon Lee, and Doohee Cho, Adv. Sci. 2401348 (2024).

69. One-ninth magnetization plateau stabilized by spin entanglement in a kagome antiferromagnet

Sungmin Jeon∗, Dirk Wulferding∗, Youngsu Choi, Seungyeol Lee, Kiwan Nam, Kee Hoon Kim, Minseong Lee, Tae-Hwan Jang, Jae-Hoon Park, Suheon Lee, Sungkyun Choi, Chanhyeon Lee, Hiroyuki Nojiri, and Kwang-Yong Choi, Nat. Phys. 20, 435 (2024).

2023

68. Melting of unidirectional charge density waves across twin domain boundaries in GdTe3

Sanghun Lee, Eunseo Kim, Junho Bang, Jongho Park, Changyoung Kim, Dirk Wulferding#, and Doohee Cho#, Nano Letters 23, 11219 (2023).

67. Fingerprints for anisotropic Kondo lattice behavior in the quasiparticle dynamics of the kagome metal Ni3In

Dong-Hyeon Gim, Dirk Wulferding, Chulwan Lee, Hengbo Cui, Kiwan Nam, Myung Joon Han, and Kee Hoon Kim, Phys. Rev. B 108, 115143 (2023).

66. Linear scaling relationship of Néel temperature and dominant magnons in pyrochlore ruthenates

Jae Hyuck Lee∗, Dirk Wulferding∗, Jungyeong Kim, Dongjoon Song, Seung Ryong Park, and Changyoung Kim, Phys. Rev. B 108, 054443 (2023).

65. Collective magnetic Higgs excitation in a pyrochlore ruthenate

Dirk Wulferding∗, Junkyeong Kim∗, Mi Kyung Kim, Yang Yang, Jae Hyuck Lee, Dongjoon Song, Dongjin Oh, Heung-Sik Kim, Li Ern Chern, Yong Baek Kim, Minji Noh, Hyunyong Choi, Sungkyun Choi, Natalia B. Perkins, Changyoung Kim, and Seung Ryong Park, npj Quantum Mater. 8, 40 (2023).

2022

64. Magnetic and spin-orbit exciton excitations in the honeycomb lattice RuBr3

Youngsu Choi, Je-Ho Lee, Seungyeol Lee, Dirk Wulferding, Hideyuki Fujihara, Fuki Sato, Yoshinori Imai, Kenya Ohgushi, Maeng-Je Seong, and Kwang-Yong Choi, Phys. Rev. B 106, 174430 (2022).

63. Emergent nematicity and intrinsic versus extrinsic electronic scattering processes in the kagome metal CsV3Sb5

Dirk Wulferding∗,#, Seungyeol Lee∗, Youngsu Choi, Qiangwei Yin, Zhijun Tu, Chunsheng Gong, Hechang Lei#, Saqlain Yousuf, Jaegu Song, Hanoh Lee, Tuson Park, and Kwang-Yong Choi#, Phys. Rev. Res. 4, 023215 (2022).

62. Twisted double ABC-stacked trilayer graphene with weak interlayer coupling

Sung Ju Hong, Donglei Wang, Dirk Wulferding, Peter Lemmens, and Rolf J. Haug, Phys. Rev. B 105, 205404 (2022).

61. Cu9O2(SeO3)4Cl6 revisited: Crystal structure, Raman scattering and first-principles calculations

K. Denisova, P. Lemmens, D. Wulferding, P. Berdonosov, V. Dolgikh, A. Murtazoev, E. Kozlyakova, O. Maximova, A. Vasiliev, I. Shchetinin, F. Dolgushin, A. Iqbal, B. Rahaman, and T. Saha-Dasgupta, Journal of Alloys and Compounds 894, 162291 (2022).

60. Dimer Crystallization Induced by Elemental Substitution in the Honeycomb Lattice of Ru1−xOsxCl3

Kota Kataoka, Dirk Wulferding, Takeshi Yajima, Daisuke Nishio-Hamane, Daigorou Hirai, Seungyeol Lee, Kwang-Yong Choi, and Zenji Hiroi, J. Phys. Soc. Jpn. 91, 014801 (2022).

2021

59. Thermally populated versus field-induced triplon bound states in the Shastry-Sutherland lattice SrCu2(BO3)2

Dirk Wulferding∗,#, Youngsu Choi∗, Seungyeol Lee, Mikhail A. Prosnikov, Yann Gallais, Peter Lemmens, Chengchao Zhong, Hiroshi Kageyama, and Kwang-Yong Choi#, npj Quantum Mater. 6, 102 (2021).

58. Comparative Optic Studies of Cobalt-Based Layered Double Hydroxides with Nitrate and Carbonate Anions and CoII/AlIII ratio n = 2,3,4

Y. Pashkevich, V. Gnezdilov, D. E. L. Vieira, R. Babkin, I. Lukienko, J. M. Vieira, D. Wulferding, P. Lemmens, and A. N. Salak, IEEE International Conference Nanomaterials: Applications & Properties, DOI:10.1109/NAP51885.2021.9568631 (2021).

57. Non-Abelian statistics in light-scattering processes across interacting Haldane chains

Vladimir Gnezdilov, Vladimir Kurnosov, Yurii Pashkevich, Anup Kumar Bera, A. T. M. Nazmul Islam, Bella Lake, Bodo Lobbenmeier, Dirk Wulferding, and Peter Lemmens, Phys. Rev. B 104, 165118 (2021).

56. Raman scattering of plane-wave and twisted light off chiral molecular liquids

Florian Büscher, Silvia Müllner, Dirk Wulferding, Yu. G. Pashkevich, V. Gnezdilov, A. A. Peshkov, A. Surzhykov, and Peter Lemmens, Low Temp. Phys. 47, 959 (2021).

55. Magnetic and lattice excitations in the quasi-2D quantum spin compound (CuCl)LaNb2O7

Vladimir Gnezdilov, Peter Lemmens, Dirk Wulferding, Atsushi Kitada, and Hiroshi Kageyama, Low Temp. Phys. 47, 928 (2021).

54. Strain-induced doping and zero line mode at the fold of twisted Bernal-stacked bilayer graphene

Sung Ju Hong, Xiao Xiao, Dirk Wulferding, Christopher Belke, Peter Lemmens, and Rolf J. Haug, 2D Mater. 8, 045009 (2021).

53. Experimental signatures of nodeless multiband superconductivity in a 2H-Pd0.08TaSe2 single crystal

C. Kim, D. Bhoi, Y. Sur, B.-G. Jeon, D. Wulferding, B. H. Min, J. Kim, and K. H. Kim, Sci. Rep. 11, 13383 (2021).

52. High magnetic anisotropy and magnon excitations in single crystals of the double spin chain compound PbMn2Ni6Te3O18

I. Panneer Muthuselvam, K. Saranya, Florian Büscher, Dirk Wulferding, Peter Lemmens, Weitin Chen, and R. Sankar, Phys. Rev. B 103, 064401 (2021).

2020

51. Local characterization of a heavy-fermion superconductor via sub-Kelvin magnetic force microscopy

Dirk Wulferding∗, Geunyong Kim∗, Hoon Kim, Ilkyu Yang, E. D. Bauer, F. Ronning, R. Movshovich, and Jeehoon Kim, Appl. Phys. Lett. 117, 252601 (2020).

50. Kitaev Spin Liquid Candidate OsxCl3 Comprised of Honeycomb Nano-Domains

K. Kataoka, D. Hirai, T. Yajima, D. Nishio-Hamane, R. Ishii, K.-Y. Choi, D. Wulferding, P. Lemmens, S. Kittaka, T. Sakakibara, H. Ishikawa, A. Matsuo, K. Kindo, and Z. Hiroi, J. Phys. Soc. Jpn. 89, 114709 (2020).

49. Effect of topology on quasiparticle interactions in the Weyl semimetal WP2

Dirk Wulferding, Peter Lemmens, Florian Büscher, David Schmeltzer, Claudia Felser, and Chandra Shekhar, Phys. Rev. B 102, 075116 (2020).

48. Development of a Magnetic Nanohybrid for Multifunctional Application: From Immobile Photocatalysis to Efficient Photoelectrochemical Water Splitting

Tuhin Maji, Nur Hasan, Sangeeta Ghosh, Dirk Wulferding, Chinmoy Bhattacharya, Peter Lemmens, Debjani Karmakar, and Samir Pal, Journal of Photochemistry & Photobiology, A: Chemistry 397, 112575 (2020).

47. Tailoring the surface plasmon resonance energy of Au nanowire arrays by defect management and thermal treatment

Hongdan Yan, Bo Liu, Guanghua Fan, Alexander Glamazda, Frank Ludwig, Dirk Wulferding, Meinhard Schilling, Renxi Gao, and Peter Lemmens, Physica E 121, 114092 (2020).

46. Magnon bound states versus anyonic Majorana excitations in the Kitaev honeycomb magnet α-RuCl3

Dirk Wulferding∗,#, Youngsu Choi∗, Seung-Hwan Do, Chan Hyeon Lee, Peter Lemmens, Clement Faugeras, Yann Gallais, and Kwang-Yong Choi#, Nat. Commun. 11, 1603 (2020).

45. Flower-Like BiOI Microspheres Decorated with Plasmonic Gold Nanoparticles for Dual Detoxification of Organic and Inorganic Water Pollutants

Arka Chatterjee, Prasenjit Kar, Dirk Wulferding, Peter Lemmens, and Samir Kumar Pal, ACS Appl. Nano Mater. 3, 2733 (2020).

44. Raman spectroscopic diagnostic of quantum spin liquids

Dirk Wulferding, Youngsu Choi, Won Jun Lee, and Kwang-Yong Choi, J. Phys.: Condens. Matter 32, 043001 (2020).

2019

43. Magnetic and structural correlations in the warwickite Mn2OBO3

V. Gnezdilov, Yu. Pashkevich, V. Kurnosov, O. V. Zhuravlev, D. Wulferding, P. Lemmens, N. V. Kazak, Yu. V. Knyazev, and S. G. Ovchinnikov, Low Temp. Phys. 45, 1046 (2019).

42. Preparation of silver nanoparticles coated ZnO/Fe3O4 composites using chemical reduction method for sensitive detection of uric acid via surface-enhanced Raman spectroscopy

Melisew Tadele Alula, Peter Lemmens, Bo Liu, Dirk Wulferding, Jyisy Yang, and Hendrik Spende, Analytica Chimica Acta 1073, 62 (2019).

41. Nano MOF entrapping Hydrophobic Photosensitizer for Dual-stimuli-Responsive Unprecedented Therapeutic Action against Drug-resistant Bacteria

D. Bagchi, A. Bhattacharya, T. Dutta, S. Nag, D. Wulferding, P. Lemmens, and S. K. Pal, ACS Appl. Bio Mater. 2, 1772 (2019).

40. Systematic Raman study of optical phonons in RBa2Cu3O6+δ (R=Y, Dy, Gd, Sm, Nd): Antiferromagnetic coupling strength vs lattice parameters

S. Mullner, W. Crump, D. Wulferding, B. P. P. Mallett, P. Lemmens, A. Keren, and J. L. Tallon, Phys. Rev. B 99, 094525 (2019).

39. Flat-band spin dynamics and phonon anomalies of the saw-tooth spin-chain system Fe2O(SeO3)2

V. P. Gnezdilov, Yu. G. Pashkevich, V. S. Kurnosov, O. V. Zhuravlev, D. Wulferding, P. Lemmens, D. Menzel, E. S. Kozlyakova, A. Yu. Akhrorov, E. S. Kuznetsova, P. S. Berdonosov, V. A. Dolgikh, O. S. Volkova, and A. N. Vasiliev, Phys. Rev. B 99, 064413 (2019).

2018

38. Tuning the orbital-lattice fluctuations in the mixed spin-dimer system Ba3−xSrxCr2O8

Alsu Gazizulina, Diana Lucia Quintero-Castro, Dirk Wulferding, Jeremie Teyssier, Karel Prokes, Fabiano Yokaichiya, and Andreas Schilling, Phys. Rev. B 98, 144115 (2018).

37. Screw-Type Motion and Its Impact on Cooperativity in BaNa2Fe[VO4]2

Anna Reuss, Vadim Ksenofontov, Joshua Tapp, Dirk Wulferding, Peter Lemmens, Martin Panthöfer, and Angela Möller, Inorg. Chem. 57, 6300 (2018).

36. Soft tilt and rotational modes in the hybrid improper ferroelectric Ca3Mn2O7

A. Glamazda, D. Wulferding, P. Lemmens, B. Gao, S.-W. Cheong, and K.-Y. Choi, Phys. Rev. B 97, 094104 (2018).

2017

35. Domain engineering of the metastable domains in the 4f-uniaxial ferromagnet CeRu2Ga2B

D. Wulferding, H. Kim, I. Yang, J. Jeong, K. Barros, Y. Kato, I. Martin, O. E. Ayala-Valenzuela, M. Lee, H. C. Choi, F. Ronning, L. Civale, R. E. Baumbach, E. D. Bauer, J. D. Thompson, R. Movshovich, and J. Kim, Sci. Rep. 7, 46296 (2017).

2016

34. Direct observation of the M2 phase with its Mott transition in a VO2 film

H. Kim, T. Slusar, D. Wulferding, I. Yang, J.-C. Cho, M. Lee, H. C. Choi, Y. H. Jeong, H.-T. Kim, and J. Kim, Appl. Phys. Lett. 109, 233104 (2016).

33. Phase separation in iron chalcogenide superconductor Rb0.8+xFe1.6+ySe2 as seen by Raman light scattering and band structure calculations

Yu. Pashkevich, V. Gnezdilov, P. Lemmens, T. Shevtsova, A. Gusev, K. Lamonova, D. Wulferding, S. Gnatchenko, E. Pomjakushina, and K. Conder, Low Temp. Phys. 42, 491 (2016).

32. Construction of a 3He magnetic force microscope with a vector magnet

Jinho Yang, Ilkyu Yang, Yun Won Kim, Dongwoo Shin, Juyoung Jeong, Dirk Wulferding, Han Woong Yeom, and Jeehoon Kim, Rev. Sci. Instrum. 87, 023704 (2016).

2015

31. Magnetic domain tuning and the emergence of bubble domains in the bilayer manganite La2−2xSr1+2xMn2O7 (x=0.32)

Juyoung Jeong, Ilkyu Yang, Jinho Yang, Oscar E. Ayala-Valenzuela, Dirk Wulferding, J.-S. Zhou, John B. Goodenough, Alex de Lozanne, J. F. Mitchell, Neliza Leon, Roman Movshovich, Yoon Hee Jeong, Han Woong Yeom, and Jeehoon Kim, Phys. Rev. B 92, 054426 (2015).

30. Spatially resolved penetration depth measurements and vortex manipulation in the ferromagnetic superconductor ErNi2B2C

Dirk Wulferding∗, Ilkyu Yang∗, Jinho Yang, Minkyung Lee, Hee Cheul Choi, Sergey L. Bud’ko, Paul C. Canfield, Han Woong Yeom, and Jeehoon Kim, Phys. Rev. B 92, 014517 (2015).

2014

29. Relation between cuprate superconductivity and magnetism: A Raman study of (CaLa)1(BaLa)2Cu3Oy

Dirk Wulferding, Meni Shay, Gil Drachuck, Rinat Ofer, Galina Bazalitsky, Zaher Salman, Peter Lemmens, and Amit Keren, Phys. Rev. B 90, 104511 (2014).

28. Enhanced quasiparticle dynamics of quantum well states: The giant Rashba system BiTeI and topological insulators

V. Gnezdilov, P. Lemmens, D. Wulferding, A. Möller, P. Recher, H. Berger, R. Sankar, and F. C. Chou, Phys. Rev. B 89, 195117 (2014).

2013

27. Lattice and orbital fluctuations in TiPO4

Dirk Wulferding, Angela Möller, Kwang-Yong Choi, Yurii G. Pashkevich, Roman Yu. Babkin, Karina V. Lamonova, Peter Lemmens, Joseph M. Law, Reinhard K. Kremer, and Robert Glaum, Phys. Rev. B 88, 205136 (2013).

26. Raman study of the Verwey transition in magnetite thin films

M. Baghaie Yazdi, K.-Y. Choi, D. Wulferding, P. Lemmens, and L. Alff, New Journal of Physics 15, 103032 (2013).

25. Competing lattice fluctuations and magnetic excitations in CuO

K.-Y. Choi, W.-J. Lee, A. Glamazda, P. Lemmens, D. Wulferding, Y. Sekio, and T. Kimura, Phys. Rev. B 87, 184407 (2013).

24. Charge gap and charge-phonon coupling in LuFe2O4

A. Glamazda, K.-Y. Choi, P. Lemmens, D. Wulferding, S. Park, and S.-W. Cheong, Phys. Rev. B 87, 144416 (2013).

23. Interplay between lattice and spin states degree of freedom in the FeSe superconductor: Dynamic spin state instabilities

Vladimir Gnezdilov, Yurii G. Pashkevich, Peter Lemmens, Dirk Wulferding, Tatiana Shevtsova, Alexander Gusev, Dmitry Chareev, and Alexander Vasiliev, Phys. Rev. B 87, 144508 (2013).

22. Evidence for Dimer Crystal Melting in the Frustrated Spin-Ladder System BiCu2PO6

K.-Y. Choi, J. W. Hwang, P. Lemmens, D. Wulferding, G. J. Shu, and F. C. Chou, Phys. Rev. Lett. 110, 117204 (2013).

2012

21. Softened magnetic excitations in the s=3/2 distorted triangular antiferromagnet α-CaCr2O4

Dirk Wulferding, Kwang-Yong Choi, Peter Lemmens, Alexey N. Ponomaryov, Johan van Tol, A. T. M. Nazmul Islam, Sandor Toth, and Bella Lake, J. Phys.: Condens. Matter 24, 435604 (2012).

20. Ultrafast excited state deactivation of doped porous anodic alumina membranes

Abhinandan Makhal, Soumik Sarkar, Samir Kumar Pal, Hongdan Yan, Dirk Wulferding, Fatih Cetin and Peter Lemmens, Nanotechnology 23, 305705 (2012).

19. Low-dimensional magnetism of spin-1/2 chain systems α- and β-TeVO4: a comparative study

V. Gnezdilov, P. Lemmens, D. Wulferding, Yu. Pashkevich, K. Lamonova, K.-Y. Choi, O. Afanasiev, S. Gnatchenko, and H. Berger, Low Temp. Phys. 38, 559 (2012).

18. New Perspectives for Cuprate Research: (CaxLa1−x)(Ba1.75−xLa0.25+x)Cu3Oy Single Crystals

Gil Drachuck, Meni Shay, Galina Bazalitsky, Rinat Ofer, Zaher Salman, Alex Amato, Christof Niedermayer, Dirk Wulferding, Peter Lemmens, and Amit Keren, Journal of Superconductivity and Novel Magnetism 25, 2331 (2012).

17. Dynamical lattice instability versus spin liquid state in a frustrated spin chain system

V. Gnezdilov, P. Lemmens, Yu. G. Pashkevich, D. Wulferding, I. V. Morozov, O. S. Volkova, and A. Vasiliev, Phys. Rev. B 85, 214403 (2012).

16. Crossover from coherent to incoherent scattering in spin-orbit dominated Sr2IrO4

Mehmet Fatih Cetin, Peter Lemmens, Vladimir Gnezdilov, Dirk Wulferding, Dirk Menzel, Tomohiro Takayama, Kei Ohashi, and Hidenori Takagi, Phys. Rev. B 85, 195148 (2012).

15. Tailoring defect structure and optical absorption of porous anodic aluminium oxide membranes

Hongdan Yan, Peter Lemmens, Dirk Wulferding, Jianmin Shi, Klaus Dieter Becker, Chengtian Lin, Aidin Lak, Meinhard Schilling, Materials Chemistry and Physics 135, 206 (2012).

14. Phononic and magnetic excitations in the quasi-one-dimensional Heisenberg antiferromagnet KCuF3

V. Gnezdilov, J. Deisenhofer, P. Lemmens, D. Wulferding, O. Afanasiev, P. Ghigna, A. Loidl, and A. Yeremenko, Low Temp. Phys. 38, 419 (2012).

13. The spin dynamics in distorted kagome lattices: a comparative Raman study

D. Wulferding, P. Lemmens, H. Yoshida, Y. Okamoto, Z. Hiroi, J. Phys.: Condens. Matter 24, 185602 (2012).

12. Extension of the zinc paratacamite phase diagram: Probing the effect of spin vacancies in an S=1/2 kagome antiferromagnet

M. A. de Vries, D. Wulferding, P. Lemmens, J. S. Lord, A. Harrison, P. Bonville, F. Bert, and P. Mendels, Phys. Rev. B 85, 014422 (2012).

2011

11. Anomalous low-energy phonons in nearly tetragonal BiFeO3 thin films

K.-Y. Choi, S. H. Do, P. Lemmens, D. Wulferding, C. S. Woo, J. H. Lee, K. Chu, and C.-H. Yang, Phys. Rev. B 84, 132408 (2011).

10. Coupled spinlattice fluctuations in a compound with orbital degrees of freedom: the Cr based dimer system Sr3Cr2O8

Dirk Wulferding, Peter Lemmens, Kwang-Yong Choi, Vladimir Gnezdilov, Yurii G. Pashkevich, Joachim Deisenhofer, Diana Quintero-Castro, A.T.M. Nazmul Islam, Bella Lake, Phys. Rev. B 84, 064419 (2011).

2010

9. Synthesis, crystal structure, and magnetic properties of the copper selenite chloride Cu5(SeO3)4Cl2

Dong Zhang, Helmuth Berger, Reinhard K. Kremer, Dirk Wulferding, Peter Lemmens, and Mats Johnsson, Inorganic Chemistry 49, 9683 (2010).

8. Interplay of thermal and quantum spin fluctuations in the kagome lattice compound herbertsmithite

Dirk Wulferding, Peter Lemmens, Patric Scheib, Jens Röder, Philippe Mendels, Shaoyan Chu, Tianheng Han, Young S. Lee, Phys. Rev. B 82, 144412 (2010).

7. Microwave absorption in the frustrated ferrimagnet Cu2OSeO3

M. I. Kobets, K. G. Dergachev, E. N. Khatsko, A. I. Rykova, P. Lemmens, D. Wulferding, H. Berger, Low Temp. Phys. 36, 176 (2010).

6. A molecular magnet confined in the nanocage of a globular protein

R. K. Mitra, P. K. Verma, D. Wulferding, D. Menzel, T. Mitra, A. M. Todea, P. Lemmens, S. K. Pal, ChemPhysChem 11, 389 (2010).

2009

5. Optical phonons, spin correlations, and spin-phonon coupling in the frustrated pyrochlore magnets CdCr2O4 and ZnCr2O4

Ch. Kant, J. Deisenhofer, T. Rudolf, F. Mayr, F. Schrettle, A. Loidl, V. Gnezdilov, D. Wulferding, P. Lemmens, V. Tsurkan, Phys. Rev. B 80, 214417 (2009).

4. Interplay of electronic correlations and lattice instabilities in BaVS3

Kwang-Yong Choi, Dirk Wulferding, Helmuth Berger, Peter Lemmens, Phys. Rev. B 80, 245108 (2009).

3. Separation of the oxide and halide part in the oxohalide Fe3Te3O10Cl due to high Lewis acidity of the cations

D. Zhang, M. Johnsson, H. Berger, R. K. Kremer, D. Wulferding, P. Lemmens, Inorganic Chemistry 48, 6599 (2009).

2008

2. Lattice and electronic anomalies of CaFe2As2 studied by Raman spectroscopy

K.-Y. Choi, D. Wulferding, P. Lemmens, N. Ni, S.L. Bud’ko, P.C. Canfield, Phys. Rev. B 78, 212503 (2008).

1. Anomalous lowtemperature behavior of the Co dimers in the oxo-halide CoSb2O3Br2

Z. Hugonin, M. Johnsson, S. Lidin, D. Wulferding, P. Lemmens, R. K. Kremer, Journal of Solid State Chemistry 181, 2776 (2008).