List of Publications: Dr. Geetha Balakrishnan 1

LIST OF PUBLICATIONS (up to 2010)

A. PAPERS IN REFEREED JOURNALS:

  1. “Thermometers for magic angle spinning NMR

T.F. Kemp, G. Balakrishnan, K.J. Pike, M. E. Smith, R. Dupree

J. Magn. Resonance 204 169 (2010)

  1. “Muon-spin spectroscopy study of the penetration depth of FeTe0.5Se0.5

P.K. Biswas, G. Balakrishnan, D.M. Paul, C.V. Tomy, M.R. Lees and A.D. Hillier

Phys. Rev. B 81 092510 (2010)

  1. Magnetic correlations in pyrochlore spin ice as probed by polarized neutron scattering

L J Chang, Y Su, H Schneider, R. Mittal, M R Lees, G Balakrishnan and Th Bruckel

J. Phys: Conf. Series 211 012013 (2010)

  1. “Multiferroic behaviour in Sm1-xYxMnO3”

D. O'Flynn, C V Tomy, Martin R Lees, G.Balakrishnan

J. Phys.: Conf. Series-ICM proceedings, 200 012149 (2010)

  1. “Magnetic properties of GdBaCo2O5.5-d”

Da-qian Liao, M.R. Lees, G. Balakrishnan and D.McK. Paul

J. Phys.: Conf. Series-ICM proceedings, 200 012104 (2010)

  1. "Low-frequency spin dynamics of the frustrated pyrochlore magnet Gd2Ti2O7"

A.I. Smirnov, S.S. Sosin, V.N. Glazkov, O.A. Petrenko, G. Balakrishnan and M.E. Zhitomirsky

J. Phys.: Conf. Series 150, 042188 (2009)

  1. "Field induced magnetic order in the frustrated magnet Gadolinium Gallium Garnet,"

O.A. Petrenko, G. Balakrishnan, D. McK Paul, M. Yethiraj, G.J. McIntyre and A.S. Wills

J. Phys.: Conf. Series 145, 012026 (2009).

  1. "Influence of 4f electronic states on the surface states of rare-earth hexaborides”

S.Patil, G. Adhikari, G. Balakrishnan and K.B. Maiti

Appl. Phys. Lett. (2010) Accepted for publication, In Print.

  1. "Magnetic phase diagram of magnetoelectric CuFeO2 in high magnetic fields"

G. Quirion, M. L. Plumer, O. A. Petrenko, G. Balakrishnan, and C. Proust

Physical Review B 80, 064420 (2009).

  1. "High quality single crystals of the SrR2O4 family of frustrated magnets"

G. Balakrishnan, T. J. Hayes, O. A. Petrenko, and D. M. K. Paul

Journal of Physics-Condensed Matter 21, 012202 (2009).

  1. "Probing nanoscale inhomogeneities in transition metal oxides with ultrafast mid-infrared spectroscopy"

R. P. Prasankumar, H. J. Lee, H. Okamura, H. Imai, Y. Shimakawa, Y. Kubo, S. Zvyagin, K. Kamenev, G. Balakrishnan, D. M. Paulf, S. A. Trugman, A. J. Taylor, and R. D. Averitt

Physica B-Condensed Matter 403, 1401-1403 (2008).

  1. "Low-temperature magnetic ordering in SrEr2O4"

O. A. Petrenko, G. Balakrishnan, N. R. Wilson, S. de Brion, E. Suard, and L. C. Chapon

Physical Review B 78, 184410 (2008).

  1. "High-quality single crystals for neutron experiments"

G. Balakrishnan

Pramana-Journal of Physics 71, 721-727 (2008).

  1. Spin, orbital ordering, and magnetic dynamics of LaVO3: Magnetization, heat capacity, and neutron scattering studies

L D Tung, A Ivanov, J Schefer, M R Lees, G Balakrishnan, D McK Paul

Physical Review B 78 Art. No.5054416 (2008)

  1. Probing nanoscale inhomogeneities in transition metal oxides with ultrafast mid-infrared spectroscopy

Prasankumar R. P, Lee H. J, Okamura H, Imai H, Shimakawa Y, Kubo Y, Zvyagin S, Kamenev KBalakrishnan G., Paul D. Mck., Trugman S. A, Taylor A. J., Averitt R. D.

Physica B-Condensed Matter4031401(2008)

  1. In-plane oxygen diffusion in single crystals of Bi2Sr2CaCu2O8+delta,

T.M. Benseman, J.R. Cooper,G. Balakrishnan

Physica C-Superconductivity and its Applications 468 81 (2008).

  1. Electronic texture of the thermoelectric oxide Na0.75CoO2

M.-H. Julien, C. de Vaulx,H. Mayaffre,C. Berthier,M. Horvatic,V. Simonet, J. Wooldridge, G. Balakrishnan,M.R. Lees, D.P. Chen,C.T. Lin, and P. Lejay

Physical ReviewLetters 100: Art. No. 096405 (2008).

  1. Magnetic excitations in the Kagome staircase compounds,

N.R. Wilson, O.A. Petrenko, G. Balakrishnan, P. Manuel and B. Fak,

Journal of Magnetism and Magnetic Materials310 1334 (2007).

  1. Elliptical hole pockets in the Fermi surfaces of unhydrated and hydrated sodium cobalt oxides

Laverock J, Dugdale SB, Duffy JA, Wooldridge J, Balakrishnan G , Lees MR, Zheng GQ , Chen D , Lin CT , Andrejczuk A , Itou M, Sakurai Y
Physical Review. B 76Art. No.052509 (2007)

  1. Magnetic phase diagrams of the Kagome staircase compounds Co3V2O8 and Ni3V2O8

N.R. Wilson, O.A. Petrenko andG. Balakrishnan

Journal 0f Physics-Condensed Matter 19: Art. No.145257 (2007).

  1. Magnetization reversal in orthovanadate RVO3 compounds (R=La, Nd, Sm, Gd, Er, and Y):

Inhomogeneities caused by defects in the orbital sector of quasi-one-dimensional orbital systems

L.D. Tung, M.R. Lees,G. Balakrishnan and D.M. Paul

Physical ReviewB 75: Art. No. 104404 (2007).

  1. Heat capacity and magnetic properties of a EuVO3 single crystal

L.D. Tung, M.R. Lees,G. Balakrishnan and D.M. Paul

Physical ReviewB 76: Art. No.064424 (2007).

  1. Phase inhomogeneities in the charge-orbital-ordered manganite Nd0.5Sr0.5MnO3 revealedthrough polaron

dynamics

R. P. Prasankumar,S. Zvyagin, K. V. Kamenev, G. Balakrishnan, D. Mck. Paul, A. J. Taylor, and R. D. Averitt

Physical ReviewB 76020402 R, 2007

  1. Magnetic resonance in the pyrochlore antiferromagnet Gd2Ti2O7

S.S. Sosin,A.I. Smirnov,L.A. Prozorova,G. Balakrishnan and M.E.Zhitomirsky

Physical Review B 73, Art. No. 212402 (2006)

  1. The magnetic field and pressure dependence of the magnetic ordering transition in NaxCoO2 (0.6 <= x <=

0.72)

J. Wooldridge,D.M. Paul,G. Balakrishnan and M.R.Lees

Journal of Physics Condensed Matter 18 4731-4739 (2006)

  1. Pulverization of the flux line lattice, the phase coexistence and the spinodal temperature of the order

disorder transition in a weakly pinned crystal of Yb3Rh4Sn13

S Sarkar, A D Thakur, C V Tomy, G Balakrishnan, D McK Paul, S Ramakrishnan and A K Grover

.Pramana-Journal of Physics 66, 179-182 (2006)

  1. Critical points in the Bragg glass phase of a weakly pinned crystal of Ca3Rh4Sn13,

S Sarkar, A D Thakur, C V Tomy, G Balakrishnan, D McK Paul, S Ramakrishnan and A K Grover

Pramana-Journal of Physics 66, 193-207 (2006)

  1. Low-energy excitations in La1.2Sr1.8Mn2O7 investigated by ellipsometry

O.R. Mercier, R.G. Buckley, H.J. Trodahl, C. Bernhard and G. Balakrishnan,

Physical Review B, 72, Art. No. 214437 (2005)

  1. Spin wave dispersion and magnons from short range order in tapiolite (FeTa2O6); a quasi-two-dimensional

antiferromagnet

J. P. Hague, E. M. L. Chung, D. Visser, G. Balakrishnan, E. Clementyev, D. M. Paul and M. R. Lees, Journal of Physics-Condensed Matter177227-7235 (2005)

  1. Single crystal growth of CrB2 using a high-temperature image furnace

G. Balakrishnan, S. Majumdar, M. R. Lees and D. M. Paul

Journal of Crystal Growth274294-296 (2005)

  1. Investigation of the spin density wave in NaxCoO2

J. Wooldridge, D M. Paul, G. Balakrishnan and M R. Lees

Journal of Physics-Condensed Matter, 17707-718 (2005)

  1. Magnetocaloric effect in pyrochlore antiferromagnet Gd2Ti2O7

S S. Sosin, L A. Prozorova, A I. Smimov, A I. Golov, I B. Berkutov, O. A. Petrenko, G. Balakrishnan, M E. Zhitomirsky

Physical Review B,71 art. no. 094413 (2005)

  1. Field-induced magnetic phase transitions in a GdSi single crystal

L D. Tung, M R. Lees, G. Balakrishnan, D M. Paul, P. Schobinger-Papamantellos, O. Tegus, P E. Brommer and K H J. Buschow,

Physical Review B, 71 art. no. 144410 (2005).

  1. Revised magnetic properties of CuFeO2 - a case of mistaken identity

O. A. Petrenko, M R. Lees, G. Balakrishnan, S. de Brion and G. Chouteau, Journal of Physics-Condensed Matter,17 2741-2747 (2005)

  1. Adiabatic demagnetization of a pyrochlore antiferromagnet Gd2Ti2O7

S S. Sosin, L A. Prozorova, A I. Smirnov, A I. Golov, I B. Berkutov, O A. Petrenko, G. Balakrishnan, M E. Zhitomirsky,

Jourmal of Magnetism and Magnetic Materials, 290709-711 (2005)

  1. Rare earth hexaborides: large single crystals

G. Balakrishnan, M.R. Lees, D.M. Paul

Journal of Magnetism and Magnetic Materials272-76 601 (2004)

  1. ESR study of Nd0.5Sr0.5MnO3 single crystal

S. Angappane, M. Pattabiriman, G. Ranharajan, K. Sethupathi, G. Balakrishnan, D.M. Paul, M.R. Lees, V.S. Sastry

Journal of Magnetism and Magnetic Materials272-76, 1807 (2004)

  1. Damage accumulation and amorphization in samarium titanate pyrochlore

Y. Zhang, V. Shuttanandan, R. Devanathan, S. Thevuthasan, D.E. McCready, J. Young, G. Balakrishnan, D.M. Paul, W.J. Weber

Nuclear Instruments and Methods in Physics Research Section B-Beam Interactions with Materials and Atoms218 89 (2004)

  1. Damage evolution on Sm and O sublattices in Au-implanted samarium titanate pyrochlore

Y. Zhang, W.J. Weber, V. Shutthanandan, R. Devanathan, S. Thevuthasan, G. Balakrishnan, D.M. Paul, Journal of applied Physics95 art. no. 2866-2872 (2004)

  1. Magnetic phase diagram of the antiferromagnetic pyrochlore Gd2Ti2O7,

O. Petrenko, M. R. Lees, G. Balakrishnan, D. M. Paul

Physical Review B, 70, art. no. 012402 (2004)

  1. Single crystals of the anisotropic Kagome staircase compounds Ni3V2O8 and Co3V2O8,

G. Balakrishnan, O A. Petrenko, M R. Lees, D M. Paul

Journal of Physics-Condensed Matter, 16 pp L347-L350 (2004)

  1. Probing cation antisite disorder in Gd2Ti2O7 pyrochlore by site-specific near-edge x-ray-absorption fine

structure and x-ray photoelectron spectroscopy

P. Nachimuthu, S. Thevuthasan, M. H. Engelhard, W. J. Weber, D K. Shuh, N. M. Hamdan, B. S. Mun, E. M. Adams, D. E. McCready, V. Shutthanandan, D. W. Lindle, G. Balakrishnan, D. M. Paul, E. M. Gullikson, R. C. C. Perera, J. Lian, L M. Wang, R C. Ewing

Physical Review B,70 art. no. 100101 (2004)

  1. Neutron scattering investigation of the spin ice state in Dy2Ti2O7,

T. Fennell, O. A. Petrenko, B. Fak, S. T. Bramwell, M. Enjalran, T. Yavors'kii, M. J. P. Gingras, R G. Melko, G. Balakrishnan

Physical Review B70 art. no. 134408 (2004)

  1. Magnetic properties of tapiolite (FeTa(2)0(6)); a quasi two-dimensional (2D) antiferromagnet

E.M.L. Chung, M.R. Lees, G.J. McIntyre, C. Wilkinson, G. Balakrishnan, J.P. Hague, D. Visser, D M. Paul

Journal of Physics, Condensed Matter, 16 7837-7852 (2004)

  1. *Magnetic properties of Pr1-xSr1+xMnO4 (0.3 <= x <= 0.8) single crystals

C.V. Tomy, R. Kumar,G. Balakrishnan, M.R. Lees and D.M. Paul

Acta Physica PolonicaB 1493-1496 (2003)

  1. *Magnetism and superconductivity in CeMIn5 (M = Rh, Co) single crystals

S. Majumdar, G. Balakrishnan, M.R. Lees and D.M. Paul

Acta Physica Polonica B, pp 1043-1046 (2003).

  1. Raman scattering study of Nd1-xSrxMnO3 (x = 0.3, 0.5)

K.Y. Choi, P. Lemmens, G. Guntherodt, M. Pattabiraman, G. Rangarajan, V.P. Gnezdilov. G. Balakrishnan, D.M. Paul and M.R. Lees.

Journal of Physics-Condensed Matter153333-3342 (2003)

  1. Growth of large single crystals of rare earth hexaborides

G. Balakrishnan, M.R. Lees and D.M. Paul

Journal of Crystal Growth256206-209 (2003)

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  1. Anisotropic low-field behavior and the observation of flux jumps in CeCoIn5

S. Majumdar, M.R. Lees, G. Balakrishnan and D.M. Paul

Physical Review B68, art. no. 012504 (2003)

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  1. Magnetization process in the spin-ice compound Ho2Ti2O7

O.A. Petrenko, M.R.Lees and G. Balakrishnan

Physical Review B68, art. no. 012406 (2003)

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  1. Er2Ti2O7: Evidence of quantum order by disorder in a frustrated antiferromagnet

J.D.M. Champion M.K. Harris, P.C.W. Holdsworth, A.S. Wills, G. Balakrishnan, S.T. Bramwell, E. Cizmar, T. Fennall, J.S. Gardner, J. Lago, D.F. McMorrow, M. Orendac, A. Orendacova, D.M. Paul, R.I. Smith, M.T.F. Telling and A. Wildes

Physical Review B68, art. no. 020401 (2003)

  1. Role of electronic correlations on the phonon modes of MnO and NiO

E.M.L. Chung, D.M. Paul, G. Balakrishnan, M.R. Lees, A. Ivanov and M. Yethiraj

Physical ReviewB68 art. no. 140406 (2003)

  1. Oxygen moment formation and canting in Li2CuO2

E.M.L. Chung, G.J. McIntyre, D.M. Paul, G. Balakrishnan and M.R. Lees

Physical Review B68 art. no. 144410 (2003)

  1. Magnetic behaviour of the tetravalent praseodymium compound Sr2PrO4

S. Majumdar, M.R. Lees, G. Balakrishnan, and D.M. Paul

Journal of Physics-Condensed Matter15 7585-7590 (2003)

  1. Microwave properties of Nd0.5Sr0.5MnO3: a key role of the (x(2)-y(2))-orbital effects

S. Zvyagin A. Angerhofer, K.V. Kamenev, L.C. Brunel, G. Balakrishnan and D.M. Paul DM

Solid State Communications121, 117-121(2002)

  1. Domain structure of the anti ferromagnetic insulating state in Nd0.5Sr0.5MnO3

I.O. Shklyarevskiy, A.B. Chizhik, S.L. Gnatchenko, P.J.M. van Bentum, P.C.M. Christianen, J.C. Maan, K.V. Kamenev, G. Balakrishnan and D.M. Paul

Journal of Magnetism and Magnetic Materials238, 140-144 (2002)

  1. Comparison of the history effects in magnetization in weakly pinned crystals of high T-c and low T-c

superconductors

D. Pal, S. Sarkar, A. Tulapurkar, S. Ramakrishnan, A.K. Grover, G. Ravikumar, D. Dasgupta,B.K. Sarma, C.V. Tomy, G. Balakrishnan and D.M. Paul

Superconductor Science & Technology15, 254-257 (2002)

  1. Mn-55 NMR investigation of Nd1-xSrxMnO3 (0.1 <=x <= 0.5)

M. Pattabiraman, P. Murugaraj, G. Rangarajan, C. Dimitropoulos, J.P. Ansermet, G. Papavassiliou, G. Balakrishnan, D.M. Paul and M.R. Lees MR

Physical Review B,66 , art no.224415 (2002)

  1. Pressure induced change in the magnetic modulation of CeRhIn5

S. Majumdar, G. Balakrishnan, M.R. Lees, D.M. Paul and G.J. McIntyre

Physical Review B66, art no. 212502 (2002)

  1. Field-induced transitions in the highly frustrated magnet gadolinium gallium garnet - long or short ranger

order?

O.A. Pentrenko, G. Balakrishnan, D.M. Paul, M. Yethiraj and J. Klenke

J. Applied Physics A-Materials Science and Processing74, S760-S762 (2002)

  1. Field-induced partial order in the spin ice dysprosium titanate

T. Fennell, O.A. Petrenko, G. Balakrishnan, S.T. Bramwell, J.D.M. Champion, B. Fak, M.J. Harris and D.M. Paul

Applied Physics A-Materials Science and Processing74, S889-S891 (2002)

  1. Study of the peak effect phenomenon in single crystals of 2H-NbSe2

C.V. Tomy, D. Pal, S.S. Banerjee, S. Ramakrishnan, A.K. Grover, S. Bhattacharya, M.J. Higgins, G. Balakrishnan, D.M. Paul,

Pramana Journal of Physics58,25-935 (2002)

  1. Comparison of thermomagnetic history effects in weakly pinned single crystals of R3Rh4Sn13 (R = Yb,

Ca).

S. Sarkar, S. Ramakrishnan, A.K. Grover, C.V. Tomy, G. Balakrishnan and D.M. Paul

Pramana Journal of Physics58, 979-983 (2002)

  1. Polarized Raman scattering in single crystals of Nd0.7Sr0.3MnO3

M. Pattabiraman, G. Rangarajan, P.K.Y. Choi K.Y; Lemmens, G. Guentherodt, G. Balakrishnan, D.M. Paul and M.R. Lees

Pramana Journal of Physics58, 1013-1017 (2002)

  1. Pressure-induced crossover from two - to three dimensional magnetic correlations in La1.4Sr1.6Mn2O7 manganite, K.V. Kamenev, G. Balakrishnan, D.M. Paul, G.J. Mcintyre,

High Pressure Research22, 135-138 (2002)

  1. Pressure effects on the magnetic and structural properties of layered manganites

Kamenev KV; Marshall WG; Lees MR; Paul DM; Balakrishnan G; Tissen VG; Nefedova MV

European Magnetic Materials and Applications 373-3 581-584 (2001)

  1. Domain structure of the antiferromagnetic insulating state in Nd0.5Sr0.5MnO3

Shklyarevskiy IO, Shvedun MY, Gnatchenko SL, van Bentum PJM, Cristianen PCM, Maan JC, Kamenev KV,Balakrishnan G, Paul DM

Low Temperature Physics 27 923-929 (2001)

  1. X-ray study of Nd0.5Sr0.5MnO3 manganite structure above and below the ferromagnetic metal

antiferromagnetic insulator spontaneous phase transition

Eremenko V, Gnatchenko S, Makedonska N, Shabakayeva Y, Shvedun M, Sirenko V, Fink-Finowicki J, Kamenev KV,Balakrishnan G, Paul DM

Low Temperature Physics 27 930-934 (2001)

  1. Optical conductivity studies of La1.5Sr0.5NiO4: Lattice effect on charge ordering - art. no. 165106

Jung JH; Kim DW; Noh TW; Kim HC; Ri HC; Levett SJ; Lees MR; Paul DM; Balakrishnan G

Physical Review B 64165106 (2001)

  1. Pressure-enhanced 3D antiferromagnetic correlations in La1.4Sr1.6Mn2O7 - art. no. 167203

Kamenev KV, McIntyre GJ, Arnold Z, Kamarad J, Lees MR,Balakrishnan G, Chung EML, Paul DM

Physical Review Letters 87 167203 (2001)

  1. Multiple magnetization peaks in weakly pinned Ca3Rh4Sn13 and Yba2Cu3O7-delta - art. no. 144510

Sarkar S, Pal D, Paulose PL, Ramakrishnan S, Grover AK, Tomy CV, Dasgupta D, Sarma BK,Balakrishnan G, Paul DM

Physical Review B 64144510 (2001)

  1. High magnetic field behaviour of the triangular lattice antiferromagnet, CuFeO2

Petrenko OA,Balakrishnan G, Lees MR, Paul DMK, Hoser A

Journal of Magnetism and Magnetic Materials 226 1068-1069 (2001)

  1. Ultrasonic investigation of Nd0.5Sr0.5MnO3

Zvyagin S, Schwenk H, Luthi B, Kamenev KV, Paul DM,Balakrishnan G, Kamenev VI, Pashkevich YG

Journal of Magnetism and Magnetic Materials 226 882-883 (2001)

  1. The second magnetization peak and the peak effect phenomenon in the superconductor Ca3Rh4Sn13

Sarkar S, Paulose PL, Ramakrishnan S, Grover AK, Tomy CV,Balakrishnan G, Paul DM

Physica C 356 181-191 (2001)

  1. O(Mn) vibrational bands in double-layered manganites: First and second order Raman scattering - art. no.

132406

Pantoja AE, Trodahl HJ, Fainstein A, Pregliasco RG, Buckley RC,Balakrishnan G, Lees MR, Paul DM

Physical Review B 63 132406 (2001)

  1. High magnetic-field study of the magnetization of layered manganite

Nd 2-2xSr1+2xMn2O7 single crystals

Garcia-Landa B, Marquina C, Hilbers M, Ibarra MR, Algarabel PA, del Moral A,Balakrishnan G, Lees MR, Paul DM

Physica B 294 107-110 (2001)

  1. Muon spin relaxation study of La1-xCaxMnO3

Heffner RH, Sonier JE, MacLaughlin DE, Nieuwenhuys GJ, Luke GM, Uemura YJ, Ratcliff W, Cheong SW,Balakrishnan G

Physical Review B 63 094408 (2001)

  1. Elucidation of amorphization of flux line lattice in Ca3Rh4Sn13

Sarkar S, Banerjee SS, Grover AK, Ramakrishnan S, Bhattacharya S, Ravikumar G, Mishra PK, Sahni VC, Tomy CV, Paul DM,Balakrishnan G, Higgins MJ

Physica C 341 1055-1056 (2000)

  1. Peak effect in Ca3Rh4Sn13: Vortex phase diagram and evidences for stepwise am4orphization of flux line

lattice

Sarkar S, Banerjee SS, Grover AK, Ramakrishnan S, Bhattacharya S, Ravikumar G, Mishra PK, Sahni VC, Tomy CV, Paul DM,Balakrishnan G, Higgins MJ

Physica C 341 1085-1086 (2000)

  1. Separation of enhanced and residual pinning mechanisms in single-crystal Bi2Sr2CaCu2O8+delta irradiated

with heavy ions

Dewhurst CD, Doyle RA,Balakrishnan G,Wirth G, Paul DM

Physical Review B 62 14373-14379 (2000)

  1. Peak effect, plateau effect, and fishtail anomaly: The reentrant amorphization of vortex matter in 2H-NbSe2

Banerjee SS, Ramakrishnan S, Grover AK, Ravikumar G, Mishra PK, Sahni VC, Tomy CV,Balakrishnan G, Paul DM, Gammel PL, Bishop DJ, Bucher E, Higgins MJ, Bhattacharya S

Physical Review B 62 11838-11845 (2000)

  1. High-magnetic-field behavior of the triangular-lattice antiferromagnet CuFeO2

Petrenko OA,Balakrishnan G, Lees MR, Paul DM, Hoser A

Physical Review B 62, 8983-8988 (2000)

  1. Ultrasonic and magnetic studies of Nd0.5Sr0.5MnO3

Zvyagin S, Schwenk H, Luthi B, Kamenev KV,Balakrishnan G, Paul DM, Kamenev VI, Pashkevich YG

Physical Review B 62 R6104-R6107 (2000)

  1. Stability and metastability of disordered vortex phases

Banerjee SS, Ramakrishnan S, Grover AK, Ravikumar G, Mishra PK, Sahni VC, Tomy CV,Balakrishnan G, Paul DM, Higgins MJ, Bhattacharya S

Physica C 332 135-139 (2000)

  1. Stepwise amorphization of the flux-line lattice in Ca3Rh4Sn13: A peak-effect study

Sarkar S; Pal D; Banerjee SS; Ramakrishnan S; Grover AK; Tomy CV; Ravikumar G; Mishra PK; Sahni VC; Balakrishnan G; Paul DM; Bhattacharya S

Physical Review B 61 12394-12403 (2000)

  1. Pressure tuning of magnetic interactions in layered (La 0.6Nd 0.4)1.2Sr1.8Mn2O 7 manganite

Kamenev KV; Lees MR; Balakrishnan G; Paul DM; Marshall WG; Tissen VG; Nefedova MV

Physical Review Letters 84 2710-2713 (2000)

  1. Field-induced segregation of ferromagnetic nanodomains in Pr0.5Sr0.5MnO3 detected by Mn-55 NMR

Allodi G; De Renzi R; Solzi M; Kamenev K; Balakrishnan G; Pieper MW

Physical Review B 61 5924-5927 (2000)

  1. Volume and anisotropic spontaneous striction in layered manganites: Role of charge localization and

magnetic interactions

Garcia-Landa B; Marquina C; Ibarra MR; Balakrishnan G; Lees MR; Paul DM

Physical Review Letters 84 995-998 (2000)

  1. Plasticity in moving and pinned vortex matter

Banerjee SS; Patil NG; Ramakrishnan S; Grover AK; Ravikumar G; Mishra PK; Rao TVC; Sahni VC; Thomy CV; Paul DM; Balakrishnan G; Higgins MJ; Bhattacharya S

Journal de Physique IV 9 105-107 (1999)

  1. Visualization of the antiferromagnetic insulator-ferromagnetic metal phase transition in manganite

Nd0.5Sr0.5MnO3

Gnatchenko SL; Chizhik AB; Shklyarevskii IO; Merenkov DN; Kamenev VI; Pashkevich YG; Kamenev KV; Balakrishnan G; Paul DM

Low Temperature Physics 25 744-746 (1999)

  1. Correlation of the magnetic and magnetotransport properties in a Sr1.5Nd1.5Mn2O7 single crystal

Garcia-Landa B; Ibarra MR; Balakrishnan G; Lees MR; Paul DM; Arnold Z

Physical Review B 60 5440-5446 (1999)

  1. Pressure-induced change in magnetic and transport properties of layered

(La0.6Nd 0.4)1.2Sr1.8Mn2O 7

Kamenev KV; Lees MR; Balakrishnan G; Dewhurst CD; Paul DM

Physica B 265 191-194 (1999)

  1. Disorder, metastability, and history dependence in transformations of a vortex lattice

Banerjee SS; Patil NG; Ramakrishnan S; Grover AK; Bhattacharya S; Mishra PK; Ravikumar G; Rao TVC; Sahni VC; Higgins MJ; Tomy CV; Balakrishnan G; Paul DM

Physical Review B 59 6043-6046 (1999)

  1. Elastic properties of superconducting stannides: Yb3Rh4Sn13and Ca3Rh4Sn13

Haas A; Wichert D; Bruls G; Luthi B; Balakrishnan G; Paul DM

Journal of Low Temperature Physics 114 285-296 (1999)

  1. Specific heat of Pr0.6(Ca1-xSrx)0.4MnO3 (0 <= x <= 1)

Lees MR; Petrenko OA; Balakrishnan G; Paul DM

Physical Review B 59 1298-1303 (1999)

  1. Magnetic properties of(Pr(Ca, Sr))MnO3 studied by nuclear magnetic resonance

Tomka GJ; Riedi PC; Kapusta C; Balakrishnan G; Mck Paul D; Lees MR; Barratt J

Journal of Applied Physics 83 7151-7153 (1998)

  1. Single crystal growth of rare earth titanate pyrochlores

Balakrishnan G; Petrenko OA; Lees MR; Paul DM

Journal of Physics-Condensed Matter 10 L723-L725 (1998)

  1. Generic phase diagram for vortex matter via a study of peak effect phenomenon in crystals of 2H-NbSe2

Banerjee SS; Saha S; Patil NG; Ramakrishnan S; Grover AK; Bhattacharya S; Ravikumar G; Mishra PK; Rao TVC; Sahni VC; Tomy CV; Balakrishnan G; Paul DM; Higgins MJ

Physica C 308 25-32 (1998)

  1. Neutron-powder-diffraction study of the magnetic and structural properties of Pr 0.6(Ca1-xSrx)0.4MnO3(0

<= x <= 1)

Lees MR; Barratt J; Balakrishnan G; Paul DM; Ritter C

Physical Review B 58 8694-8703 (1998)

  1. Re-entrant peak effect in an anisotropic superconductor 2H-NbSe2: Role of disorder

Banerjee SS; Patil NG; Ramakrishnan S; Grover AK; Bhattacharya S; Mishra PK; Ravikumar G; Rao TVC; Sahni VC; Higgins MJ; Tomy CV; Balakrishnan G; Paul DM

Europhysics Letters 44 91-97 (1998)

  1. The influence of magnetic field and pressure on the structural phase transition in

La1-xSrxMnO3

Paul DM; Kamenev KV; Campbell AJ; Balakrishnan G; Lees MR; McIntyre GJ

Philosophical transactions of the Royal Society of London Series A-Mathematical Physical and Engineering Sciences 356 1543-1559 (1998)

  1. Effect of annealing upon the High-Tc superconductor Bi2Sr2CaCu2O8+delta

Johnson ST; Hatton PD; Chowdhury AJS; Gardner J; Balakrishnan G; Paul DM; Hodby J

Physica C 299 240-248 (1998)

  1. Muon spin rotation evidence for loss of order in the flux line lattice in the peak effect region in 2H-NbSe2

Rao TVC; Sahni VC; Mishra PK; Ravikumar G; Tomy CV; Balakrishnan G, Paul DM; Scott CA; Banerjee SS; Patil NG; Saha S; Ramakrishnan S; Grover AK; Bhattacharya S

Physica C 299 267-271 (1998)

  1. Primary role of the structural phase transition in the strongly coupled structure and magnetism of

La0.835Sr0.165MnO3 single crystal

Kamenev KV; McIntyre GJ; Paul DM; Lees MR; Balakrishnan G

Physical Review B 57 R6775-R6778 (1998)

  1. Single-crystal neutron-diffraction study of a structural phase transition induced by a magnetic field in La1-

xSrxMnO3

Campbell A J, Balakrishnan G, Lees M R, Paul D M, McIntyre G J

Physical review B-Condensed matter 55R8622 (1997)

  1. Influence of pressure on structural and magnetic phase transitions in La0.835Sr0.165MnO3

Kamenev K, Balakrishnan G, Lees M R, Paul D M, Arnold Z, Mikulina O

Physical review B-Condensed matter 56 2285 (1997)

  1. *Single-crystal growth and properties of the double-layered manganese oxides

Balakrishnan G, Lees M R, Paul D M

Journal of Physics-Condensed matter 9 L471 (1997)

  1. The structural and magnetic and transport properties of Pr0.6(Ca1-xSrx)0.4MnO3

Lees MR, Chang LJ, Barratt J, Balakrishnan G, Tomy CV, Paul DM, Dewhurst CD, Ritter C

Physica B 230 313 (1997)

  1. Magnetic Phase diagram of the anisotropic superconductor 2H-NbSe2

Banerjee SS, Patil NG, Ghosh K, Saha S, Menon GI, Ramakrishnan S, Grover AK, Mishra PK, Rao TVC, Ravikumar G, Sahni VC, Tomy CV, Balakrishnan G, Paul DM, Bhattacharya S

Physica B 237 315 (1997)

  1. Regions of enhanced pinning in the mixed state of the superconductor Yb3Rh4Sn13

C.V. Tomy, G. Balakrishnan, D.McK. Paul

Physica C 280 1 (1997)

  1. Observation of the peak effect in the superconductor Ca3Rh4Sn13

C.V. Tomy, G. Balakrishnan, D.McK. Paul

Physical Review B 56 8346 (1997)

  1. Pressure-induced changes in transport properties of layered La1.2Ca1.8Mn2O7

Kamenev KV, Lees MR,Balakrishnan G, Paul DM

Physica Review B 56 12688 (1997)

  1. Insulator-metal transitions induced by a magnetic field

J. Barrat, M.R. Lees, G. Balakrishnanand D.McK. Paul

Applied Physics Letters 68 424 (1996)

  1. On the magnetic study of the peak effect in anisotropic superconductor 2H-NbSe2 -Evidence for re-entrant

behaviour

Ramakrishnan S, Ghosh K, Grover AK, Menon GI, Rao TVC, Ravikumar G, Mishra PK, Sahni VC, Tomy CV, Balakrishnan G, Paul DM, Bhattacharya S

Physica C256 119 (1996)

  1. Classification of the interlayer coupling in High Tc cuprates from low field magnetization studies

Hussey NE, Cooper JR, Doyle RA, Lin CT, Liang WJ, Sinclair DC, Balakrishnan G, Paul DM,

Revcolevschi A

Physical Review B 53 6752 (1996)

  1. A new monoclinic perovskite allotype in Pr0.6Sr0.4MnO3

Ritter C, Radaelli P G, Lees M R, Barratt J, Balakrishnan G, Paul DM

Journal of Solid State Chemistry 127 276 (1996)

  1. Low temperature magneto-resistance and magnetic ordering in Pr1-xCaxMnO3

M.R. Lees, J. Barratt, G. Balakrishnan, D. McK. Paul, C.D. Dewhurst

Journal of Physics-Condensed Matter 8 2119 (1996)

  1. Reentrant peak effect and melting of a flux line lattice in 2H-NbSe2

Ghosh K, Ramakrishnan S, Grover AK, Menon GI, Chandra G, Rao TVC, Ravikumar G, Mishra PK, Sahni VC, Tomy CV, Balakrishnan G,Paul DM, Bhattacharya S

Physical Review Letters 76 4600 (1996)

  1. Influence of columnar defects on vortex dynamics in Bi2Sr2CaCu2O8 from out-of-plane and flux transformer

transport measurements

Seow WS, Doyle RA, Campbell AM, Balakrishnan G,Paul DM, Kadowaki K, Wirth G