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List of Publications

2019

  • Physical Review B 100, 024518 (2019).

"Rotation of the magnetic vortex lattice in Ru7B3 driven by the effects of broken time-reversal and inversion symmetry"

A. S. Cameron, Y. S. Yerin, Y. V. Tymoshenko, P. Y. Portnichenko, A. S. Sukhanov, M. Ciomaga Hatnean, D. McK. Paul, G. Balakrishnan, R. Cubitt, A. Heinemann, and D. S. Inosov.

  • The European Physical Journal Special Topics 228, 703-712 (2019).

"Effect of different atmospheres on the synthesis of Ba2CuGe2O7 single crystals"

V. Granata, L. Rocco, A. Ubaldini, M. R. Lees, R. Fittipaldi, M. Ciomaga Hatnean, S. Pace, G. Balakrishnan, and A. Vecchione.

  • Crystals 9, 211 (2019).

"Single Crystal Growth of Metallic Rare Earth Tetraborides by the Floating Zone Technique"

D. Brunt, M. Ciomaga Hatnean, O. A. Petrenko, M. R. Lees, and G. Balakrishnan.

  • CrystEngComm 21, 502-512 (2019).

"Investigation on BaZrO3 single crystals grown at half its melting point temperature from flux and at 2700 C by optical floating zone techniques"

C. Xin, P. Veber, M. Guennou, C. Toulouse, N. Valle, M. Ciomaga Hatnean, G. Balakrishnan, R. Haumont, R. Saint Martin, M. Velazquez, A. Maillard, D. Rytz, M. Josse, M. Maglione, and J. Kreisel.


2018

  • Nature Communications 9, 3786 (2018).

"Evidence for dynamic kagome ice"

E. Lhotel, S. Petit, M. Ciomaga Hatnean, J. Ollivier, H. Mutka, E. Ressouche, M. R. Lees, and G. Balakrishnan.

  • Physical Review B 98, 054428 (2018).

"Magnetic phases of skyrmion-hosting GaV4S8−ySey (y=0,2,4,8) probed with muon spectroscopy"

K. J. A. Franke, B. M. Huddart, T. J. Hicken, F. Xiao, S. J. Blundell, F. L. Pratt, M. Crisanti, J. A. T. Barker, S. J. Clark, A. Štefančič, M. Ciomaga Hatnean, G. Balakrishnan, and T. Lancaster.

  • Nature Physics 14, 711-715 (2018).

"Experimental signatures of emergent quantum electrodynamics in Pr2Hf2O7"
R. Sibille, N. Gauthier, H. Yan, M. Ciomaga Hatnean, J. Ollivier, B. Winn, U. Filges, G. Balakrishnan, M. Kenzelmann, N. Shannon, and T. Fennell.

  • Physical Review B 97, 134403 (2018).

"Direct observation of attractive skyrmions and skyrmion clusters in the cubic helimagnet Cu2OSeO3"

J. C. Loudon, A. O. Leonov, A. N. Bogdanov, M. Ciomaga Hatnean, and G. Balakrishnan.

  • Physical Review B 97, 134430 (2018).

"Manifolds of magnetic ordered states and excitations in the almost Heisenberg pyrochlore antiferromagnet MgCr2O4"

S. Gao, K. Guratinder, U. Stuhr, J. S. White, M. Mansson, B. Roessli, T. Fennell, V. Tsurkan, A. Loidl, M. Ciomaga Hatnean, G. Balakrishnan, S. Raymond, L. Chapon, V. O. Garlea, A. T. Savici, A. Cervellino, A. Bombardi, D. Chernyshov, Ch. Rüegg, J. T. Haraldsen, and O. Zaharko.

  • Nature Physics 14, 166 (2018).

"New route to a Fermi surface in the absence of a Fermi liquid: a Kondo insulator near the insulator-metal transition"
M. Hartstein, W. H. Toews, Y.-T. Hsu, B. Zeng, X. Chen, M. Ciomaga Hatnean, Q. R. Zhang, S. Nakamura, A. S. Padgett, G. Rodway-Gant, J. Berk, M. K. Kingston, G. H. Zhang, M. K. Chan, S. Yamashita, T. Sakakibara, Y. Takano, J.-H. Park, L. Balicas, N. Harrison, N. Shitsevalova, G. Balakrishnan, G. G. Lonzarich, R. W. Hill, M. Sutherland, and S. E. Sebastian.

  • Journal of Physics: Condensed Matter 30, 16LT01 (2018).

"Fermi surfaces in Kondo insulators"

H. Liu, M. Hartstein, G. J. Wallace, A. J. Davies, M. Ciomaga Hatnean, M. D. Johannes, N. Shitsevalova, G. Balakrishnan and S. E. Sebastian.


2017

  • Physical Review X 7, 041028 (2017).

"Disorder and Quantum spin ice"

N. Martin, P. Bonville, E. Lhotel, J. Robert, S. Guitteny, A. Wildes, C. Decorse, M. Ciomaga Hatnean, G. Balakrishnan, I. Mirebeau, and S. Petit.

  • Acta Crystallographica A73, C827 (2017).

"Magnetic frustration in rare earth zirconate pyrochlores"

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

  • Acta Crystallographica A73, C826 (2017).

"Structural and magnetic investigations of new skyrmion phases"

G. Balakrishnan, M. Ciomaga Hatnean, A. Stefancic and M. R. Lees.

  • Scientific Reports 7, 10964 (2017).

"Signatures of the Kondo effect in VSe2"

S. Barua, M. Ciomaga Hatnean, M. R. Lees, and G. Balakrishnan.

  • Nature Communications 8, 894 (2017).

"Coulomb spin liquid in anion-disordered pyrochlore Tb2Hf2O7"

R. Sibille, E. Lhotel, M. Ciomaga Hatnean, G. Nilsen, G. Ehlers, A. Cervellino, E. Ressouche, M. Frontzek, O. Zaharko, V. Pomjakushin, H. C. Walker, D. Adroja, H. Luetkens, C. Baines, A. Amato, G. Balakrishnan, T. Fennell, and M. Kenzelmann.

  • Physical Review B 95, 205403 (2017).

"Probing the interplay between surface and bulk states in the topological Kondo insulator SmB6 through conductance fluctuation spectroscopy"

S. Biswas, M. Ciomaga Hatnean, G. Balakrishnan, and A. Bid.

  • Physical Review B Rapid Communication 95, 020410 (R) (2017).

"Suppression of magnetic excitations near the surface of the topological Kondo insulator SmB6"

P. K. Biswas, M. Legner, G. Balakrishnan, M. Ciomaga Hatnean, M. R. Lees, D. McK. Paul, E. Pomjakushina, T. Prokscha, A. Suter, T. Neupert, and Z. Salman.


2016

  • Journal of Physics: Condensed Matter 29, 075902 (2016).

"Single crystal growth, structure and magnetic properties of Pr2Hf2O7 pyrochlore"

M. Ciomaga Hatnean, R. Sibille, M. R. Lees, M. Kenzelmann, V. Ban, V. Pomjakushin, and G. Balakrishnan.

  • Physical Review B 94, 134428 (2016).

"Magnetic properties and crystal field in Pr2Zr2O7"

P. Bonville, S. Guitteny, A. Gukasov, I. Mirebeau, S. Petit, C. Decorse, M. Ciomaga Hatnean, and G. Balakrishnan.

  • Physical Review B 94, 165153 (2016).

"Antiferroquadrupolar correlations in the quantum spin ice candidate Pr2Zr2O7"

S. Petit, E. Lhotel, S. Guitteny, O. Florea, J. Robert, P. Bonville, I. Mirebeau, J. Ollivier, H. Mutka, E. Ressouche, C. Decorse, M. Ciomaga Hatnean, and G. Balakrishnan.

  • Journal of Alloys and Compounds 682, 825-831 (2016).

Critical behavior study of Pr1−xSrxMnO3 and Nd1−xSrxMnO3 with x = 1/2"

A. Oleaga, A. Salazar, M. Ciomaga Hatnean, and G. Balakrishnan.

  • Acta Crystallographica A72, s306 (2016).

"Structural disorder in a magnetic pyrochlore oxide"

R. Sibille, T. Fennell, M. Ciomaga Hatnean, E. Lhotel, D. Keen, G. Balakrishnan, and M. Kenzelmann.

  • Physical Review B 94, 024436 (2016).

"Candidate quantum spin ice in the pyrochlore Pr2Hf2O7"

R. Sibille, E. Lhotel, M. Ciomaga Hatnean, G. Balakrishnan, B. Fk, N. Gauthier, T. Fennell, and M. Kenzelmann.

  • Crystals 6, 79 (2016).

"Zirconate Pyrochlore Frustrated Magnets: Crystal Growth by the Floating Zone Technique"

M. Ciomaga Hatnean, C. Decorse, M. R. Lees, O. A. Petrenko, and G. Balakrishnan.

  • Nature Physics 12, 746-750 (2016).

"Observation of magnetic fragmentation in spin ice"
S. Petit, E. Lhotel, B. Canals, M. Ciomaga Hatnean, J. Ollivier, H. Mutka, E. Ressouche, A. R. Wildes, M. R. Lees, and G. Balakrishnan.


2015

  • Physical Review Letters 115, 197202 (2015).

"Fluctuations and all-in--all-out ordering in dipole-octopole Nd2Zr2O7"

E. Lhotel, S. Petit, S. Guitteny, O. Florea, M. Ciomaga Hatnean, C. Colin, E. Ressouche, M. R. Lees, and G. Balakrishnan.

  • Physical Review B 92, 085103 (2015).

"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. Rafsanjani Amin, M. Ciomaga Hatnean, S. Tewari, G. Balakrishnan, and A. Bid.

  • Science 349, 287-290 (2015).

"Unconventional Fermi surface in an insulating state"
B. S. Tan, Y.-T. Hsu, B. Zeng, M. Ciomaga Hatnean, N. Harrison, Z. Zhu, M. Hartstein, M. Kiourlappou, A. Srivastava, M. D. Johannes, T. P. Murphy, J.-H. Park, L. Balicas, G. G. Lon- zarich, G. Balakrishnan, and S. E. Sebastian.

  • Physical Review B 92, 024409 (2015).

"Three-dimensional Ising critical behavior in R0.6Sr0.4MnO3 (R = Pr,Nd) manganites"

A. Oleaga, A. Salazar, M. Ciomaga Hatnean, and G. Balakrishnan.

  • Physical Review B 91, 224408 (2015).

"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.

  • Journal of Crystal Growth 418, 1 (2015).

"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.

  • Physical Review B 91, 174416 (2015).

"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.


2014

  • Journal of Crystal Growth 404, 223-230 (2014).

"Crystal growth and characterization of the non-centrosymmetric antiferromagnet Ba2CuGe2O7"

R. Fittipaldi, L. Rocco, M. Ciomaga Hatnean, V. Granata, M. R. Lees, G. Balakrishnan, and A. Vecchione.

  • Materials Research Express 1, 026109 (2014).

"Structural and magnetic properties of single crystals of the geometrically frustrated zirconium pyrochlore, Pr2Zr2O7"

M. Ciomaga Hatnean, C. Decorse, M. R. Lees, O. A. Petrenko, D. S. Keeble, and G. Balakrishnan.

  • Physical Review B Rapid Communication 89, 161107 (R) (2014). (link)

"Low-temperature magnetic fluctuations in the Kondo insulator SmB6"

P. K. Biswas, Z. Salman, T. Neupert, E. Morenzoni, E. Pomjakushina, F. von Rohr, K. Conder, G. Balakrishnan, M. Ciomaga Hatnean, M. R. Lees, D. McK Paul, A. Schilling, C. Baines, H. Luetkens, R. Khasanov, and A. Amato.


2013

  • Scientific Reports 3, 3071 (2013).

"Large high quality single crystals of the new Topological Kondo Insulator, SmB6"
M. Ciomaga Hatnean, M. R. Lees, D. McK. Paul, and G. Balakrishnan.

  • Journal of Solid State Chemistry 200, 110-116 (2013).

"Structural and magnetic properties of the M2Ga2Fe2O9 (M = In, Sc) oxides"

M. Ciomaga Hatnean, L. Pinsard-Gaudart, M. T. Fernandez-Diaz, S. Petit, A. Dixit, G. Lawes, and R. Suryanarayanan.


2012

  • The European Physical Journal Special Topics 213, 69-76 (2012).

"Neutron scattering study of the magnetoelectric compound GaFeO3"

M. Hatnean, J. Robert, M.T. Fernandez Diaz, E. Ressouche, A. Cousson, L. Pinsard-Gaudart, and S. Petit.

MonicaCH

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Contact Details

Department of Physics
University of Warwick
Coventry CV4 7AL
United Kingdom

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P230

Telephone
+44 (0)24 765 22329
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+44 (0)24 761 50897
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M dot Ciomaga-Hatnean at warwick dot ac dot uk

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A full list of my publications can be accessed here.

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