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Publications 2015

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Unconventional Superconductivity in La7Ir3 Revealed by Muon Spin Relaxation: Introducing a New Family of Noncentrosymmetric Superconductor That Breaks Time-Reversal Symmetry, J. A. T. Barker, D. Singh, A. Thamizhavel, A. D. Hillier, M. R. Lees, G. Balakrishnan, D. M. Paul, and R. P. Singh, Physical Review Letters 115, 267001 (2015).

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Anomalies of a topologically ordered surface, D. Biswas, S. Thakur, K. Ali, G. Balakrishnan, and K. Maiti, Scientific Reports 5, 10260 (2015).

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Exceptional surface and bulk electronic structures in a topological insulator, Bi2Se3, D. Biswas, S. Thakur, G. Balakrishnan, and K. Maiti, Scientific Reports 5, 17351 (2015).

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Robust local and nonlocal transport in the topological Kondo insulator SmB6 in the presence of a high magnetic field, S. Biswas, R. Nagarajan, S. Sarkar, K. R. Amin, M. C. Hatnean, S. Tewari, G. Balakrishnan, and A. Bid, Physical Review B 92, 085103 (2015).

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Magnetic ground state of the two isostructual polymeric quantum magnets [Cu(HF2)(pyrazine)2]SbF6 and [Co(HF2)(pyrazine)2]SbF6 investigated with neutron powder diffraction, J. Brambleby, P. A. Goddard, R. D. Johnson, J. Liu, D. Kaminski, A. Ardavan, A. J. Steele, S. J. Blundell, T. Lancaster, P. Manuel, P. J. Baker, J. Singleton, S. G. Schwalbe, P. M. Spurgeon, H. E. Tran, P. K. Peterson, J. F. Corbey, and J. L. Manson, Physical Review B 92, 134406 (2015).

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Quality Heterostructures from Two-Dimensional Crystals Unstable in Air by Their Assembly in Inert Atmosphere, Y. Cao, A. Mishchenko, G. L. Yu, E. Khestanova, A. P. Rooney, E. Prestat, A. V. Kretinin, P. Blake, M. B. Shalom, C. Woods, J. Chapman, G. Balakrishnan, I. V. Grigorieva, K. S. Novoselov, B. A. Piot, M. Potemski, K. Watanabe, T. Taniguchi, S. J. Haigh, A. K. Geim, and R. V. Gorbachev, Nano Letters 15, 4914 (2015).

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Effects of rare-earth size on the electronic structure of La1-xLuxVO3, B. Chen, J. Laverock, D. Newby, Jr., J. F. McNulty, K. E. Smith, P. A. Glans, J. H. Guo, R. M. Qiao, W. L. Yang, M. R. Lees, L. D. Tung, R. P. Singh, and G. Balakrishnan, Journal of Physics - Condensed Matter 27, 105503 (2015).

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Evidence of double-gap superconductivity in noncentrosymmetric Nb0.18Re0.82 single crystals, C. Cirillo, R. Fittipaldi, M. Smidman, G. Carapella, C. Attanasio, A. Vecchione, R. P. Singh, M. R. Lees, G. Balakrishnan, and M. Cuoco, Physical Review B 91, 134508 (2015).

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Dispersionless Spin Waves and Underlying Field-Induced Magnetic Order in Gadolinium Gallium Garnet, N. d’Ambrumenil, O. A. Petrenko, H. Mutka, and P. P. Deen, Physical Review Letters 114, 227203 (2015).

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Structural, optical and vibrational properties of self-assembled Pbn+1(Ti1-xFex)nO3n+1 Ruddlesden-Popper superstructures, K. I. Doig, J. J. P. Peters, S. Nawaz, D. Walker, M. Walker, M. R. Lees, R. Beanland, A. M. Sanchez, C. F. McConville, V. R. Palkar, and J. Lloyd-Hughes, Scientific Reports 5, 7719 (2015).

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An in vitro model of mesenchymal stem cell targeting using magnetic particle labelling, A. J. El Haj, J. R. Glossop, H. S. Sura, M. R. Lees, B. Hu, S. Wolbank, M. van Griensven, H. Redl, and J. Dobson, Journal of Tissue Engineering and Regenerative Medicine 9, 724 (2015).

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Robustness of superconductivity to structural disorder in Sr0.3(NH2)yNH3(1-y)Fe2Se2, F. R. Foronda, S. Ghannadzadeh, S. J. Sedlmaier, J. D. Wright, K. Burns, S. J. Cassidy, P. A. Goddard, T. Lancaster, S. J. Clarke, and S. J. Blundell, Physical Review B 92, 134517 (2015).

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Magnetic excitation spectrum of LuFe2O4 measured with inelastic neutron scattering, S. M. Gaw, H. J. Lewtas, D. F. McMorrow, J. Kulda, R. A. Ewings, T. G. Perring, R. A. McKinnon, G. Balakrishnan, D. Prabhakaran, and A. T. Boothroyd, Physical Review B 91, 035103 (2015).

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On the Mechanism of Cuprate Crystal Growth: The Role of Mixed Metal Carbonates, D. C. Green, R. Boston, S. Glatzel, M. R. Lees, S. C. Wimbush, J. Potticary, W. Ogasawara, and S. R. Hall, Advanced Functional Materials 25, 4700 (2015).

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Growth of single-crystals of rare-earth zirconate pyrochlores, Ln2Zr2O7 (with Ln = La, Nd, Sm, and Gd) by the floating zone technique, M. Ciomaga Hatnean, M. R. Lees, and G. Balakrishnan, Journal of Crystal Growth 418, 1 (2015).

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Structural and magnetic investigations of single-crystalline neodymium zirconate pyrochlore Nd2Zr2O7, M. Ciomaga Hatnean, M. R. Lees, O. A. Petrenko, D. S. Keeble, G. Balakrishnan, M. J. Gutmann, V. V. Klekovkina, and B. Z. Malkin, Physical Review B 91, 174416 (2015).

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Antiferromagnetism at T > 500 K in the layered hexagonal ruthenate SrRu2O6, C. I. Hiley, D. O. Scanlon, A. A. Sokol, S. M. Woodley, A. M. Ganose, S. Sangiao, J. M. De Teresa, P. Manuel, D. D. Khalyavin, M. Walker, M. R. Lees, and R. I. Walton, Physical Review B 92, 104413 (2015).

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Paramagnetic magnetization signals and curious metastable behaviour in field-cooled magnetization of a single crystal of superconductor 2H-NbSe2, S. Kumar, C. V. Tomy, G. Balakrishnan, D. M. Paul, and A. K. Grover, Journal of Physics - Condensed. Matter 27, 295701 (2015).

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Transverse field muon-spin rotation signature of the skyrmion-lattice phase in Cu2OSeO3, T. Lancaster, R. C. Williams, I. O. Thomas, F. Xiao, F. L. Pratt, S. J. Blundell, J. C. Loudon, T. Hesjedal, S. J. Clark, P. D. Hatton, M. Ciomaga Hatnean, D. S. Keeble, and G. Balakrishnan, Physical Review B 91, 224408 (2015).

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Enhanced electron correlations at the SrxCa1-xVO3 surface, J. Laverock, J. Kuyyalil, B. Chen, R. P. Singh, B. Karlin, J. C. Woicik, G. Balakrishnan, and K. E. Smith, Physical Review B 91, 165123 (2015).

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Fluctuations and All-In All-Out Ordering in Dipole-Octupole Nd2Zr2O7, E. Lhotel, S. Petit, S. Guitteny, O. Florea, M. Ciomaga Hatnean, C. Colin, E. Ressouche, M. R. Lees, and G. Balakrishnan, Physical Review Letters 115, 197202 (2015).

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Iron and Manganese Complexes of 2-Carbonyl Pyrrolyls: Scorpionate Sandwich Anions and Extended Structures, L. Li, G. J. Clarkson, M. R. Lees, S. E. Howson, S.-Y. Tan, S. S. Turner, and P. Scott, Organometallics 34, 2543 (2015).

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Magnetic and spectral properties of the multisublattice oxides SrY2O4:Er3+ and SrEr2O4, B. Z. Malkin, S. I. Nikitin, I. E. Mumdzhi, D. G. Zverev, R. V. Yusupov, I. F. Gilmutdinov, R. Batulin, B. F. Gabbasov, A. G. Kiiamov, D. T. Adroja, O. Young, and O. A. Petrenko, Physical Review B 92, 094415 (2015).

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Three-dimensional Ising critical behavior in R0.6Sr0.4MnO3 (R = Pr, Nd) manganites, A. Oleaga, A. Salazar, M. Ciomaga Hantean, and G. Balakrishnan, Physical Review B 92, 024409 (2015).

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Hidden order in spin-liquid Gd3Ga5O12, J. A. M. Paddison, H. Jacobsen, O. A. Petrenko, M. T. Fernández-Díaz, P. P. Deen, and A. L. Goodwin, Science 350, 179 (2015).

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Magnetic field driven 2D-3D crossover in the S = 1/2 frustrated chain magnet LiCuVO4, L. A. Prozorova, S. S. Sosin, L. E. Svistov, N. Büttgen, J. B. Kemper, A. P. Reyes, S. Riggs, A. Prokofiev, and O. A. Petrenko, Physical Review B 91, 174410 (2015).

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Nanomaterials of the Topological Crystalline Insulators, Pb1-xSnxTe and Pb1-xSnxSe, M. Saghir, A. M. Sanchez, S. A. Hindmarsh, S. J. York, and G. Balakrishnan, Crystal Growth and Design 15, 5202 (2015).

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Raman spectroscopic studies of CuFeO2 at high pressures, N. P. Salke, K. Kamali, T. R. Ravindran, and G. Balakrishnan, and R. Rao, Vibrational Spectroscopy 81, 112 (2015).

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Evidence for a hybridization gap in noncentrosymmetric CeRuSi3, M. Smidman, D. T. Adroja, E. A. Goremychkin, M. R. Lees, D. M. Paul, and G. Balakrishnan, Physical Review B 91, 064419 (2015).

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Unconventional Fermi surface in an insulating state, B. S. Tan, Y.-T. Hsu, B. Zeng, M. C. Hatnean, N. Harrison, Z. Zhu, M. Hartstein, M. Kiourlappou, A. Srivastava, M. D. Johannes, T. P. Murphy, J.-H. Park, L. Balicas, G. G. Lonzarich, G. Balakrishnan, and S. E. Sebastian, Science 349, 287 (2015).

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