Search Results - "Coldea R"

Quantum Criticality in an Ising Chain: Experimental Evidence for Emergent E8 Symmetry.

Authors: Coldea, R. Tennant, D. A. Wheeler, E. M. et al.

Source: Science (pre-March 2025). 1/8/2010, Vol. 327 Issue 5962, p177-180. 4p.

Quantum Criticality in an Ising Chain: Experimental Evidence for Emergent E8 Symmetry.

Authors: Coldea, R. Tennant, D. A. Wheeler, E. M. et al.

Source: Science (pre-March 2025); 1/8/2010, Vol. 327 Issue 5962, p177-180, 4p

Localized vibrational modes in metallic solids.

Authors: Keppens, V. Mandrus, D. Sales, B. C. et al.

Source: Nature. 10/29/1998, Vol. 395 Issue 6705, p876. 3p. 6 Graphs.

Subjects: Skutterudite, Rare earth ion spectra, Lattice dynamics, Thermoelectric materials

Spin Waves and Revised Crystal Structure of Honeycomb Iridate Na2Ir03.

Authors: Choi, S. K. Coldea, R. Kolmogorov, A. N. et al.

Source: Physical Review Letters. 3/23/2012, Vol. 108 Issue 12, p1-5. 5p.

Field dependence of magnetic ordering in the frustrated XY magnet Cs[sub 2] CoCl[sub 4].

Authors: Kenzelmann, M. Coldea, R. Tennant, D.A. et al.

Source: Applied Physics A: Materials Science & Processing. Dec2002 Supplement, Vol. 74 Issue 6, ps901. 1p.

Subjects: Magnets, Spin excitations

Full ferromagnetic saturation of a two-dimensional quantum antiferromagnet.

Authors: Coldea, R. Tennant, D.A. Habicht, K. et al.

Source: Applied Physics A: Materials Science & Processing. Dec2002 Supplement, Vol. 74 Issue 6, ps904. 1p.

Subjects: Antiferromagnetism, Ferromagnetic materials

Field-induced quantum phase transition in the quasi 1D XY-like antiferromagnet Cs2CoCl4

Authors: Mukherjee, C.J. Coldea, R. Tennant, D.A. et al.

Source: Journal of Magnetism & Magnetic Materials. May2004, Vol. 272-276, p920-921. 2p.

Subjects: Antiferromagnetism, Quantum theory, Electronic excitation, Magnons

Crystal growth of NaxCoO2 under different atmospheres

Authors: Prabhakaran, D. Boothroyd, A.T. Coldea, R. et al.

Source: Journal of Crystal Growth. Oct2004, Vol. 271 Issue 1/2, p74-80. 7p.

Subjects: Crystal growth, Twinning (Crystallography), Photosynthetic oxygen evolution, Magnetic properties

Excitations in the quantum paramagnetic phase of the quasi-one-dimensional Ising magnet CoNb2O6 in a transverse field: Geometric frustration and quantum renormalization effects.

Authors: Cabrera, I. Thompson, J. D. Coldea, R. et al.

Source: Physical Review B: Condensed Matter & Materials Physics. Jul2014, Vol. 90 Issue 1, p1-10. 10p.

Magnetoacoustics of the Low-Dimensional Quantum Antiferromagnet Cs2CuCl4 with Spin Frustration.

Authors: Sytcheva, A. Chiatti, O. Wosnitza, J. et al.

Source: Journal of Low Temperature Physics. Apr2010, Vol. 159 Issue 1/2, p109-113. 5p. 3 Graphs.

Neutron-scattering studies of the S = 2 antiferromagnetic chain MnCl[sub 3] (C[sub 10] D[sub 8] N[sub 2] ).

Authors: Granroth, G.E. Nagler, S.E. Coldea, R. et al.

Source: Applied Physics A: Materials Science & Processing. Dec2002 Supplement, Vol. 74 Issue 6, ps868. 1p.

Monoclinic crystal structure of α-RuCl3 and the zigzag antiferromagnetic ground staet.

Authors: Johnson, R. D. Williams, S. C. Haghighirad, A. A. et al.

Source: Physical Review B: Condensed Matter & Materials Physics. Dec2015, Vol. 92 Issue 23, p1-12. 12p.

Noncoplanar and Counterrotating Incommensurate Magnetic Order Stabilized by Kitaev Interactions in γ-Li2IrO3.

Authors: Biffin, A. Johnson, R. D. Kimchi, I. et al.

Source: Physical Review Letters. 11/7/2014, Vol. 113 Issue 19, p197201-1-197201-5. 5p.

Cascade of field-induced magnetic transitions in a frustrated antiferromagnetic metal.

Authors: Coldea, A. I. Seabra, L. McCollam, A. et al.

Source: Physical Review B: Condensed Matter & Materials Physics. Jul2014, Vol. 90 Issue 2, p020401-1-020401-5. 5p.

Kitaev interactions between j = 1/2 moments in honeycomb Na2IrO3 are large and ferromagnetic: insights from ab initio quantum chemistry calculations.

Authors: Katukuri, Vamshi M Nishimoto, S Yushankhai, V et al.

Source: New Journal of Physics. Vol. 16 Issue 1, p013056-013067. 12p.

The nature of the low-energy excitations in the short-range-ordered region of Cs2CuCl4 as revealed by ¹³³Cs nuclear magnetic resonance.

Authors: Vachon, M.-A. Koutroulakis, G. Mitrović, V. F. et al.

Source: New Journal of Physics. Sep2011, Vol. 13 Issue 9, p1-13. 13p.

Quantum Critical Fluctuations in Heavy Fermion Compounds.

Authors: Schroeder, A. Aeppli, G. Coleman, P. et al.

Source: International Journal of Modern Physics B: Condensed Matter Physics; Statistical Physics; Applied Physics. 8/30/2002, Vol. 16 Issue 20-22, p3031. 6p.

Single crystal growth from separated educts and its application to lithium transition-metal oxides.

Authors: Freund, F. Williams, S. C. Johnson, R. D. et al.

Source: Scientific Reports. 10/21/2016, p35362. 1p.

On the Ordering of Na+ Ions in NaxCoO2.

Authors: Roger, M. Morris, D. J. P. Tennant, D. A. et al.

Source: AIP Conference Proceedings. 2006, Vol. 850 Issue 1, p1213-1214. 2p. 1 Diagram, 3 Graphs.

Deviations from linear spin wave theory in the 2D, S=1/2 Heisenberg antiferromagnet CFTD

Authors: Christensen, ø</f> National Laboratory, 4000 Roskilde, Denmark McMorrow, ø</f> National Laboratory, 4000 Roskilde, Denmark Rønnow, H.M. et al.

Source: Journal of Magnetism & Magnetic Materials. May2004, Vol. 272-276, p896-897. 2p.