By Associate Professor Clemens Ulrich

Journal articles

Ferguson AJ; Vás M; Vella EJ; Pervez MF; Gilbert EP; Ulrich C; Yick S; Söhnel T, 2025, 'Skyrmion stabilisation and critical behaviour in tellurium-doped Cu2OSeO3', Communications Materials, 6, http://dx.doi.org/10.1038/s43246-025-00804-4

Yeo Y; Kim J; Suh J; Jang J; Kang K; Schoenherr P; Kim KT; Kim YJ; Kim KH; Ulrich C; Seidel J; Choi SY; Yang CH, 2024, 'Exploring the Possibility of Thermally Assisted Creation and Annihilation of Anti-Frenkel Defects in a Multiferroic Oxide for Tuning Interfacial Ferroelectricity', Advanced Materials Interfaces, 11, http://dx.doi.org/10.1002/admi.202400027

Abbas H; Mudassar M; Nadeem K; Yasin MT; Bokhari SAI; Ulrich C, 2024, 'The role of Ag ions incorporation on the Magnetic, and Antimicrobial Properties of NiO Nanoparticles', Ceramics International, 50, pp. 23039 - 23046, http://dx.doi.org/10.1016/j.ceramint.2024.04.026

Sarmadi N; Pahlevani F; Udayakumar S; Biswal S; Pervez MF; Ulrich C; Chakraborty A; Bhattacharyya SK; Sahajwalla V, 2024, 'Correlative Analysis of Microstructural and Magnetic Characteristics of Dual-Phase High-Carbon Steel', Advanced Engineering Materials, 26, http://dx.doi.org/10.1002/adem.202300826

Dutt Gupt G; Kareri Y; Hester J; Ulrich C; Dhaka RS, 2023, 'Unveiling the magnetic structure and phase transition of Cr2CoAl using neutron diffraction', Journal of Applied Physics, 134, http://dx.doi.org/10.1063/5.0158138

Ulrich C; Narayanan N; Graham PJ; Rovillain P; O'Brien J; Bertinshaw J; Yick S; Hester J; Maljuk A; Souptel D; Büchner B; Argyriou D, 2023, 'Reduced crystal symmetry as the origin of the ferroelectric polarization within the commensurate magnetic phase of TbMn₂O₅', Acta Crystallographica Section A Foundations and Advances, 79, pp. C1190 - C1190, http://dx.doi.org/10.1107/s2053273323084310

Shukla R; Ulrich C; Dhaka RS, 2022, 'Investigation of lattice dynamics, magnetism, and electronic transport in β-Na0.33 V2 O5', Physical Review B, 106, http://dx.doi.org/10.1103/PhysRevB.106.125148

Abbas H; Nadeem K; Hester J; Pervez MF; Yick S; Kostylev M; Letofsky-Papst I; Ali B; Ulrich C; Krenn H, 2022, 'Competing magnetic states and M-H loop splitting in core-shell NiO nanoparticles', Nanotechnology, 33, http://dx.doi.org/10.1088/1361-6528/ac6dc3

Narayanan N; Graham PJ; Rovillain P; O'Brien J; Bertinshaw J; Yick S; Hester J; Maljuk A; Souptel D; Büchner B; Argyriou D; Ulrich C, 2022, 'Reduced crystal symmetry as the origin of the ferroelectric polarization within the incommensurate magnetic phase of TbMn2 O5', Physical Review B, 105, http://dx.doi.org/10.1103/PhysRevB.105.214413

Graham PJ; Rovillain P; Bartkowiak M; Pomjakushina E; Conder K; Kenzelmann M; Ulrich C, 2022, 'Spin-phonon and magnetoelectric coupling in oxygen-isotope substituted TbMnO3 investigated by Raman scattering', Physical Review B, 105, http://dx.doi.org/10.1103/PhysRevB.105.174438

Abbas H; Nadeem K; Krenn H; Kostylev M; Hester J; Murdock AT; Yick S; Letofsky-Papst I; Ulrich C, 2020, 'Magnetic homogeneity in Fe-Mn co-doped NiO nanoparticles', Nanotechnology, 31, pp. 475701, http://dx.doi.org/10.1088/1361-6528/abaf23

Buchenau S; Scheitz S; Sethi A; Slimak JE; Glier TE; Das PK; Dankwort T; Akinsinde L; Kienle L; Rusydi A; Ulrich C; Cooper SL; Rübhausen M, 2020, 'Temperature and magnetic field dependent raman study of electron-phonon interactions in thin films of bi2se3 and bi2te3 nanoflakes', Physical Review B, 101, pp. 245431, http://dx.doi.org/10.1103/PhysRevB.101.245431

Han MG; Garlow JA; Kharkov Y; Camacho L; Rov R; Sauceda J; Vats G; Kisslinger K; Kato T; Sushkov O; Zhu Y; Ulrich C; Söhnel T; Seidel J; Sauceda Flores J, 2020, 'Scaling, rotation, and channeling behavior of helical and skyrmion spin textures in thin films of Te-doped Cu2OSeO3', Science Advances, 6, pp. eaax2138, http://dx.doi.org/10.1126/sciadv.aax2138

Burns SR; Sando D; Xu B; Dupé B; Russell L; Deng G; Clements R; Paull OHC; Seidel J; Bellaiche L; Valanoor N; Ulrich C, 2019, 'Expansion of the spin cycloid in multiferroic BiFeO 3 thin films', npj Quantum Materials, 4, pp. 18, http://dx.doi.org/10.1038/s41535-019-0155-2

Nehla P; Kareri Y; Gupt GD; Hester J; Babu PD; Ulrich C; Dhaka RS, 2019, 'Neutron diffraction and magnetic properties of Co2Cr1-xTixAl Heusler alloys', Physical Review B, 100, pp. 144444, http://dx.doi.org/10.1103/PhysRevB.100.144444

Liu Y; Zhang L; Shirsath SE; Zheng J; Liu Y; Ulrich C; Li S, 2019, 'Manipulation of charge carrier concentration and phonon scattering via spin-entropy and size effects: Investigation of thermoelectric transport properties in La-doped Ca3Co4O9', Journal of Alloys and Compounds, 801, pp. 60 - 69, http://dx.doi.org/10.1016/j.jallcom.2019.06.113

Deng G; Yu Y; Cao Y; Feng Z; Ren W; Cao S; Studer AJ; Hester JR; Kareri Y; Ulrich C; McIntyre GJ, 2019, 'Large easy-plane anisotropy induced spin reorientation in magnetoelectric materials (Co4-xMnx)Nb2O9', Journal of Physics Condensed Matter, 31, pp. 235801, http://dx.doi.org/10.1088/1361-648X/ab0da7

Nehla P; Ulrich C; Dhaka RS, 2019, 'Investigation of the structural, electronic, transport and magnetic properties of Co2FeGa Heusler alloy nanoparticles', Journal of Alloys and Compounds, 776, pp. 379 - 386, http://dx.doi.org/10.1016/j.jallcom.2018.10.242

Deng G; Yu D; Mole R; Pomjakushina E; Conder K; Kenzelmann M; Yano SI; Wang CW; Rule KC; Gardner JS; Luo H; Li S; Ulrich C; Imperia P; Ren W; Cao S; McIntyre GJ, 2018, 'Spin dynamics of edge-sharing spin chains in SrC a13 C u24 O41', Physical Review B, 98, pp. 184411, http://dx.doi.org/10.1103/PhysRevB.98.184411

Hu S; Cazorla C; Xiang F; Ma H; Wang J; Wang J; Wang X; Ulrich C; Chen L; Seidel J, 2018, 'Strain control of giant magnetic anisotropy in metallic perovskite SrCoO3-δ thin films', ACS Applied Materials and Interfaces, 10, pp. 22348 - 22355, http://dx.doi.org/10.1021/acsami.8b03553

Deng G; Cao Y; Ren W; Cao S; Studer AJ; Gauthier N; Kenzelmann M; Davidson G; Rule KC; Gardner JS; Imperia P; Ulrich C; McIntyre GJ, 2018, 'Spin dynamics and magnetoelectric coupling mechanism of Co4 N b2 O9', Physical Review B, 97, pp. 085154, http://dx.doi.org/10.1103/PhysRevB.97.085154

Narayanan N; Graham PJ; Reynolds N; Li F; Rovillain P; Hester J; Kimpton J; Yethiraj M; McIntyre GJ; Hutchison WD; Ulrich C, 2017, 'Subpicometer-scale atomic displacements and magnetic properties in the oxygen-isotope substituted multiferroic DyMn O3', Physical Review B - Condensed Matter and Materials Physics, 95, http://dx.doi.org/10.1103/PhysRevB.95.075154

Reehuis M; Ulrich C; Abdala PM; Pattison P; Khaliullin G; Fujioka J; Miyasaka S; Tokura Y; Keimer B, 2016, 'Spin and orbital disordering by hole doping in Pr 1-x C ax VO 3', Physical Review B, 94, http://dx.doi.org/10.1103/PhysRevB.94.104436

Bertinshaw J; Maran R; Callori SJ; Ramesh V; Cheung J; Danilkin SA; Lee WT; Hu S; Seidel J; Valanoor N; Ulrich C, 2016, 'Direct evidence for the spin cycloid in strained nanoscale bismuth ferrite thin films', Nature Communications, 7, pp. 12664, http://dx.doi.org/10.1038/ncomms12664

Faraji N; Ulrich C; Wolff N; Kienle L; Adelung R; Mishra YK; Seidel J, 2016, 'Visible-Light Driven Nanoscale Photoconductivity of Grain Boundaries in Self-Supported ZnO Nano- and Microstructured Platelets', Advanced Electronic Materials, 2, http://dx.doi.org/10.1002/aelm.201600138

Ulrich C; Khaliullin G; Guennou M; Roth H; Lorenz T; Keimer B, 2015, 'Spin-Orbital Excitation Continuum and Anomalous Electron-Phonon Interaction in the Mott Insulator LaTiO3', Physical Review Letters, 115, http://dx.doi.org/10.1103/PhysRevLett.115.156403

Hu S; Yue Z; Lim JS; Callori SJ; Bertinshaw J; Ikeda-Ohno A; Ohkochi T; Yang CH; Wang X; Ulrich C; Seidel J, 2015, 'Growth and Properties of Fully Strained SrCoOx (x ≈ 2.8) Thin Films on DyScO3', Advanced Materials Interfaces, 2, http://dx.doi.org/10.1002/admi.201500012

Callori SJ; Hu S; Bertinshaw J; Yue ZJ; Danilkin S; Wang XL; Nagarajan V; Klose F; Seidel J; Ulrich C, 2015, 'Strain-induced magnetic phase transition in SrCoO3-δ thin films', Physical Review B - Condensed Matter and Materials Physics, 91, pp. 140405, http://dx.doi.org/10.1103/PhysRevB.91.140405

Kim JH; Jain A; Reehuis M; Khaliullin G; Peets DC; Ulrich C; Park JT; Faulhaber E; Hoser A; Walker HC; Adroja DT; Walters AC; Inosov DS; Maljuk A; Keimer B, 2014, 'Competing exchange interactions on the verge of a metal-insulator transition in the two-dimensional spiral magnet Sr3Fe2 O7', Physical Review Letters, 113, http://dx.doi.org/10.1103/PhysRevLett.113.147206

Schrade M; Casolo S; Graham PJ; Ulrich C; Li S; Løvvik OM; Finstad TG; Norby T, 2014, 'Oxygen nonstoichiometry in (Ca2CoO3) 0.62(CoO2): A combined experimental and computational study', Journal of Physical Chemistry C, 118, pp. 18899 - 18907, http://dx.doi.org/10.1021/jp5048437

Bertinshaw J; Ulrich C; Günther A; Schrettle F; Wohlauer M; Krohns S; Reehuis M; Studer AJ; Avdeev M; Quach DV; Groza JR; Tsurkan V; Loidl A; Deisenhofer J, 2014, 'FeCr2S4 in magnetic fields: Possible evidence for a multiferroic ground state', Scientific Reports, 4, pp. 6079, http://dx.doi.org/10.1038/srep06079

Bertinshaw J; Brück S; Lott D; Fritzsche H; Khaydukov Y; Soltwedel O; Keller T; Goering E; Audehm P; Cortie DL; Hutchison WD; Ramasse QM; Arredondo M; Maran R; Nagarajan V; Klose F; Ulrich C; Brueck S, 2014, 'Element-specific depth profile of magnetism and stoichiometry at the La0.67 Sr0.33 MnO3/ BiFeO3 interface', Physical Review B - Condensed Matter and Materials Physics, 90, pp. 041113, http://dx.doi.org/10.1103/PhysRevB.90.041113

Bertinshaw J; Cortie DL; Cheng ZX; Avdeev M; Studer AJ; Klose F; Ulrich C; Wang XL, 2014, 'Spin-cycloid instability as the origin of weak ferromagnetism in the disordered perovskite Bi0.8La0.2Fe0.5Mn0.5 O3', Physical Review B - Condensed Matter and Materials Physics, 89, http://dx.doi.org/10.1103/PhysRevB.89.144422

Tsai P-H; Al Assadi MHN; Zhang TS; Ulrich C; Tan T; Donelson R; Li SS, 2012, 'Immobilization of Na ions for substantial power factor enhancement: Site-specific defect engineering in Na0.8CoO2', Journal of Physical Chemistry C, 116, pp. 4324 - 4329, http://dx.doi.org/10.1021/jp209343v

Driza N; Blanco-Canosa S; Bakr M; Soltani S; Khalid M; Mustafa L; Kawashima K; Christiani G; Habermeier H; Khaliullin G; Ulrich C; Le tacon M; Keimer B, 2012, 'Long-range transfer of electron-phonon coupling in oxide superlattices', Nature Materials, 11, pp. 675 - 681, http://dx.doi.org/10.1038/nmat3378

Reehuis M; Ulrich C; Maljuk A; Niedermayer C; Ouladdiaf B; Hoser A; Hofmann T; Keimer B, 2012, 'Neutron diffraction study of spin and charge ordering in SrFeO 3-d', Physical Review B, 85, pp. 184109-1 - 184109-15, http://dx.doi.org/10.1103/PhysRevB.85.184109

Raichle M; Reznik D; Lamago D; Heid R; Li Y; Bakr M; Ulrich C; Hinkov V; Hradil K; Lin CT; Keimer B, 2011, 'Highly anisotropic anomaly in the dispersion of the copper-oxygen bond-bending phonon in superconducting YBa2Cu3O 7 from inelastic neutron scattering', Physical Review Letters, 107, pp. 177004-1 - 177004-5, http://dx.doi.org/10.1103/PhysRevLett.107.177004

Reehuis M; Ulrich C; Prokes K; Matas S; Fujioka J; Miyasaka M; Tokura Y; Keimer B, 2011, 'Structural and magnetic phase transitions of the orthovanadates RVO3 (R = Dy, Ho, Er) as seen via neutron diffraction', Physical Review B, 83, pp. 064404-1 - 064404-10, http://dx.doi.org/10.1103/PhysRevB.83.064404

Rahlenbeck M; Sun G; Sun G; Lin CT; Keimer B; Ulrich C, 2009, 'Phonon anomalies in pure and underdoped R1−xKxFe2As2 (R=Ba, Sr) investigated by Raman light scattering', Physical Review - Section B - Condensed Matter, 80, pp. 064509-1 - 064509-5, http://dx.doi.org/10.1103/PhysRevB.80.064509

Capogna L; Fauqué B; Sidis Y; Ulrich C; Bourges P; Pailhès S; Ivanov A; Tallon JL; Liang B; Lin CT; Rykov AI; Keimer B, 2007, 'Odd and even magnetic resonant modes in highly overdoped Bi2 Sr2 Ca Cu2 O8+δ', Physical Review B - Condensed Matter and Materials Physics, 75, http://dx.doi.org/10.1103/PhysRevB.75.060502

Maljuk A; Strempfer J; Ulrich C; Sofin M; Capogna L; Lin CT; Keimer B, 2004, 'Growth of Sr3Fe2O7-x single crystals by the floating zone method', Journal of Crystal Growth, 273, pp. 207 - 212, http://dx.doi.org/10.1016/j.jcrysgro.2004.07.091

Pailhès S; Sidis Y; Bourges P; Hinkov V; Ivanov A; Ulrich C; Regnault LP; Keimer B, 2004, 'Resonant magnetic excitations at high energy in superconducting YBa 2Cu3O6.85', Physical Review Letters, 93, http://dx.doi.org/10.1103/PhysRevLett.93.167001

Sidis Y; Pailhes S; Keimer B; Bourges P; Ulrich C; Regnault LP, 2004, 'Magnetic Resonant Excitations in High‐Tc Superconductors', ChemInform, 35, http://dx.doi.org/10.1002/chin.200441225

Sidis Y; Pailhès S; Keimer B; Bourges P; Ulrich C; Regnault LP, 2004, 'Magnetic resonant excitations in High-Tc superconductors', Physica Status Solidi (B) Basic Research, 241, pp. 1204 - 1210, http://dx.doi.org/10.1002/pssb.200304498

Soltan S; Ulrich C; Cristiani G; Habermeier HU, 2004, 'Strain effects on the polaron binding energy in PrBa2Cu 3O7-δ thin films', Physica C: Superconductivity and its Applications, 403, pp. 269 - 275, http://dx.doi.org/10.1016/j.physc.2003.12.017

Kovaleva NN; Boris AV; Holden T; Ulrich C; Liang B; Lin CT; Keimer B; Bernhard C; Tallon JL; Munzar D; Stoneham AM, 2004, 'C-axis lattice dynamics in Bi-based cuprate superconductors', Physical Review B - Condensed Matter and Materials Physics, 69, http://dx.doi.org/10.1103/PhysRevB.69.054511

Bernhard C; Holden T; Boris AV; Kovaleva NN; Pimenov AV; Humlicek J; Ulrich C; Lin CT; Tallon JL, 2004, 'Anomalous oxygen-isotope effect on the in-plane far-infrared conductivity of detwinned YBa2Cu3^16,18O6.9', Physical Review B - Condensed Matter and Materials Physics, 69, http://dx.doi.org/10.1103/PhysRevB.69.052502

Lebon A; Adler P; Bernhard C; Boris AV; Pimenov AV; Maljuk A; Lin CT; Ulrich C; Keimer B, 2004, 'Magnetism, Charge Order, and Giant Magnetoresistance in SrFeO 3-δ Single Crystals', Physical Review Letters, 92, pp. 372021 - 372024

Lebon A; Adler P; Bernhard C; Boris AV; Pimenov AV; Maljuk A; Lin CT; Ulrich C; Keimer B, 2004, 'Magnetism, Charge Order, and Giant Magnetoresistance in [Formula presented] Single Crystals', Physical Review Letters, 92, pp. 4, http://dx.doi.org/10.1103/PhysRevLett.92.037202

Ulrich C; Khaliullin G; Sirker J; Reehuis M; Ohl M; Miyasaka S; Tokura Y; Keimer B, 2003, 'Erratum: Publisher's Note: Magnetic Neutron Scattering Study of YVO 3: Evidence for an Orbital Peierls State (Physical Review Letters) 91 (2003) (257202))', Physical Review Letters, 91, pp. 2699031

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