Romain Viennois

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Institut Charles Gerhardt Montpellier

Romain Viennois
Chercheur - CR2, Equipe C2M

04 67 14 45 49
romain.viennois@univ-montp2.fr

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2019

R. Viennois, P. Hermet, M. Beaudhuin, J.-L. Bantignies, D. Maurin, S. Pailhes, M. T. Fernandez-Diaz, M. M. Koza, C. Barreteau, N. Dragoe and D. Bérardan
Lattice Dynamics Study of Thermoelectric Oxychalcogenide BiCuChO (Ch = Se, S),
J. Phys. Chem. C 2019, 123, 16046-16057
M. Godfroy, A. Russel, F. Mercier, M. Granier, T. Jarrosson, C. Niebel, F. Serein-Spirau, R. Viennois and M. Beaudhuin
Nanocrystalline chromium disilicide synthesized by a fast Chlorine-Transfer-Reaction,
Mater. Lett. 2019, 247, 7-10

2018

R. Viennois, I. V. Kityk, A. Majchrowski, J. Zmija, Z. Mierczyk and P. Papet
Influence of Cr³⁺ doping on the enhanced dielectric and nonlinear optical features of pyroelectric Pb₅Ge₃O₁₁ single crystals,
Mater. Chem. Phys. 2018, 213, 461-471
Jean-Baptiste Vaney, Julie Carreaud, Andrea Piarristeguy, Cédric Morin, Gaëlle Delaizir, Romain Viennois, Maggy Colas, Julie Cornette, Eric ALLENO, Judith Monnier, Mickaël Bigot, Antonio Pereira Goncalves, Elsa Branco Lopes, Gabriel Julio Cuello, Vivian Nassif, Christophe Candolfi, Bertrand Lenoir and Annie Pradel
Stabilization of Metastable Thermoelectric Crystalline Phases by Tuning the Glass Composition in the Cu-As-Te System,
Inorg. Chem. 2018, 57, 754-767

2017

Romain Viennois, Roseline Esmilaire, Loic Perriere, Abel Haidoux, E. Alleno and Mickael Beaudhuin
Crystal Structure, Stability, and Physical Properties of Metastable Electron-Poor Narrow-Gap AlGe Semiconductor,
Inorg. Chem. 2017, 56, 11591-11602
Mohamed Zbiri and Romain Viennois
Phonon spectra in the parent superconducting iron-tuned telluride Fe_1+xTe from inelastic neutron scattering and ab initio calculations,
Phys. Rev. B 2017, 96, 134304
Marco Longhin, Melvin Rizza, Romain Viennois and Philippe Papet
Exploration of CoSi-based alloys promising for thermoelectricity,
Intermetallics 2017, 88, 46-54
X. Fabreges, F. Duc, T. Roth, W. Knafo, R. Viennois and C. Detlefs
Field-induced structural transition and irreversible domain detwinning in the antiferromagnet Fe_1.1Te,
Phys. Rev. B 2017, 95, 174434
Adrien Moll, Romain Viennois, Patrick Hermet, Abel Haidoux, Jean-Louis Bantignies and Mickael Beaudhuin
Stability and properties of the friendly environmental Zintl phases: Ca₃Si₄ and Ca₁₄Si₁₉,
Acta Mater. 2017, 125, 490-497
Laetitia Boulat, Nicole Fréty, Pierre Sans and Romain Viennois
Ab initio study of the nature and stability of the defects and multi-vacancies in TaN. Comparison with TiN,
J. Phys.-Condes. Matter 2017, 29, 075501
Adrien Moll, Mickael Beaudhuin, Vincent Legrand, Régis Debord, Stéphane Pailhès, Romain Viennois and Nicole Fréty
Mechanical alloying as a new synthesis route for metastable silicon clathrates,
Mater. Lett. 2017, 187, 1-3

2016

Tiago F T. Cerqueira, Stéphane Pailhès, Régis Debord, Valentina M. Giordano, Romain Viennois, Jingming Shi, Silvana Botti and Miguel A L. Marques
Prediction and Synthesis of a Non-Zintl Silicon Clathrate,
Chem. Mater. 2016, 28, 3711-3717
Mahmoud Khalil, Mickael Beaudhuin, Benjamin Villeroy, D. Ravot and Romain Viennois
A modeling approach for new CrSi₂ based alloys: Application to metastable Cr_1-xZr_xSi₂ as a potential thermoelectric material,
J. Alloy. Compd. 2016, 662, 150-156

2015

P. Hermet, M. M. Koza, C. Ritter, C. Reibel and R. Viennois
Origin of the highly anisotropic thermal expansion of the semiconducting ZnSb and relations with its thermoelectric applications,
RSC Adv. 2015, 5, 87118-87131
Marco Longhin, Romain Viennois, Didier Ravot, Jean-Jacques Robin, Benjamin Villeroy, Jean-Baptiste Vaney, Christophe Candolfi, Bertrand Lenoir and Philippe Papet
Nanostructured CoSi obtained by Spark Plasma Sintering,
J. Electron. Mater. 2015, 44, 1963-1966
Romain Viennois, Corine Reibel, Didier Ravot, Régis Debord and Stephane Pailhes
Observation of various magnetic-field-induced states in B20 cubic MnGe,
Europhys. Lett. 2015, 111, 17008
D. Lançon, N. Tsyrulin, M. Böhm, R. Viennois, S. Zabihzadeh, A. Kusmartseva, E. Giannini and H.M. Rønnow
Pressure induced evolution of superconductivity and magnetic hourglass dispersion in Fe_1.02Te_0.7Se_0.3,
New J. Phys. 2015, 17, 043020
Patrick Hermet, M. Khalil, Romain Viennois, Mickael Beaudhuin, David Bourgogne and Didier Ravot
Revisited phonon assignment and electro-mechanical properties of chromium disilicide,
RSC Adv. 2015, 5, 19106-19116
Esmilaire Roseline, Mickael Beaudhuin, Patrick Hermet, Nicole Fréty, Didier Ravot and Romain Viennois
Synthesis and characterization of the semiconducting metastable phase Al₆Ge₅,
Mater. Lett. 2015, 138, 222-224

2014

Marco Longhin, Romain Viennois, Didier Ravot, Jean-Jacques Robin and Philippe Papet
Nanostructuration of CoSi by mechanical milling and mechanical alloying,
Solid State Sci. 2014, 38, 129-137

2013

I. V. Kityk, S Soltan, N. S. AlZayed, R. Viennois, C. Reibel, M. Shahabuddin, A. M. El-Naggar, S. A. S. Qaid and M. S. Shah
Photoinduced operation and diagnostic of superconductivity in the MgB₂ films,
J. Mater. Sci.-Mater. Electron. 2013, 24, 4585-4589
Romain Viennois, Kinga Niedziolka and Philippe Jund
Physical properties of the thermoelectric cubic lanthanum chalcogenides La_(3-y)X₄ (X=S, Se, Te) from first principles,
Phys. Rev. B 2013, 88, 174302
Dinesh Paramasivam, Katia Favier, Florence Rouessac, Rose-Marie Ayral, Romain Viennois and Didier Ravot
Evaluating possibilities of Self-propagating High temperature Synthesis (SHS) for substitution of Ge for Si in MoSi₂,
Chem. Lett. 2013, 42, 1146-1148
G. Lamura, T. Shikora, P. Bonfà, S. Sanna, F. Bernardini, R. De Renzi, R. Viennois, E. Giannini, A. Piriou, N. Emery, M.R. Cimberle and M. Putti
A magnetic glassy phase in Fe_1+ySe_xTe_1-x single crystals,
J. Phys.-Condes. Matter 2013, 25, 156004
Sevugarajan Karrupaiah, Mickael Beaudhuin and Romain Viennois
Investigation on the thermoelectric properties of nanostructured Cr_1--xTi_xSi₂,
J. Solid State Chem. 2013, 199, 90-95
William Knafo, Romain Viennois, Géraldine Ballon, Xavier Fabrèges, Fabienne Duc, Carsten Detlefs, Jean Leotin and Enrico Giannini
High-field irreversible moment reorientation in the antiferromagnet Fe_1.1Te,
Phys. Rev. B 2013, 87, 020404
Philippe Jund, Romain Viennois, Catherine Colinet, Gilles Hug, Mathieu Fèvre and Jean-Claude Tedenac
Lattice stability and formation energies of intrinsic defects in Mg₂Si and Mg₂Ge via first principles simulations,
J. Phys.-Condes. Matter 2013, 25, 35403

2012

L. Girard, D. Adroja, L. Chapon, J. W. Taylor, R. Viennois, D. Ravot and S. Paschen
Inelastic neutron scattering study of Ni-substituted Ce_0.5Fe₄Sb₁₂ skutterudite compounds,
Journal of Physics : Conference Series 2012, 391, 012013
Joachim Deisenhofer, S. Schaile, Jeremie Teyssier, Zhe Wang, M. Hemmida, H -A. Krug Von Nidda, R M. Eremina, M V. Eremin, Romain Viennois, E Giannini, A. Loidl and Dirk Van Der Marel
Electron spin resonance and exchange paths in the orthorhombic dimer system Sr2VO4,
Phys. Rev. B 2012, 86, 214417
Romain Viennois, Catherine Colinet, Philippe Jund and Jean-Claude Tedenac
Phase stability of ternary antifluorite type compounds in the quasi-binary systems Mg2X–Mg2Y (X, Y = Si, Ge, Sn) via ab-initio calculations,
Intermetallics 2012, 31C, 145-151
Romain Viennois, Philippe Jund, Catherine Colinet and Jean-Claude Tedenac
Defect and phase stability of solid solutions of Mg2X with an antifluorite structure, An ab initio study,
J. Solid State Chem. 2012, 193, 133-136
M Bonura, E Giannini, R. Viennois and C Senatore
Temperature and time scaling of the peak-effect vortex configuration in FeTe0.7Se0.3,
Phys. Rev. B 2012, 85, 134532
N Tsyrulin, R. Viennois, E Giannini, M Boehm, M Jimenez-Ruiz, A A. Omrani, B Dalla Piazza and H M. Ronnow
Magnetic hourglass dispersion and its relation to high-temperature superconductivity in iron-tuned Fe1+yTe0.7Se0.3,
New J. Phys. 2012, 14, 073025
Philippe Jund, Romain Viennois, Tao Xiaoma, Kinga Niedziolka and Jean-Claude Tedenac
Physical properties of thermoelectric zinc antimonide using first-principles calculations,
Phys. Rev. B 2012, 85, 224105
Catherine Colinet, Romain Viennois and Jean-Claude Tedenac
First principles study of the structural stability of intermetallic compounds in the Si-Zr system,
Calphad-Comput. Coupling Ph. 2012, 36, 118-126

2011

Audrey Chamoire, Romain Viennois, Michael M. Koza, Jean-Claude Tedenac and Franck Gascoin
Journal of Electronic Materials,
J. Electron. Mater. 2011, 40, 1171-1175
Romain Viennois, M M. Koza, Philippe Jund and Jean Claude Tedenac
Lattice dynamics of thermoelectric La4Sb3,
Calphad-Comput. Coupling Ph. 2011, 35, 636-638
J Teyssier, Romain Viennois, E Giannini, R M. Eremina, A Günther, J Deisenhofer, M V. Eremin and D van der Marel
Optical study of phonons and electronic excitations in tetragonal Sr2VO4,
Phys. Rev. B 2011, 84, 1-6
Xiaoma Tao, Philippe Jund, Romain Viennois and Jean-Claude Tedenac
Physical Properties of Thallium-Tellurium Based Thermoelectric Compounds Using First-Principles Simulations,
J. Phys. Chem. A 2011, 115, 8761-8766
Romain Viennois, X. Tao, Philippe Jund and Jean-Claude Tedenac
Stability and Thermoelectric Properties of Transition-Metal Silicides,
J. Electron. Mater. 2011, 40, 597-600

2010

Romain Viennois, Enrico Giannini, Dirk Van Der Marel and Radovan Cerny
Phase diagram of single-crystalline tetragonal Fe1+xTe1-ySey,
J. Solid State Chem. 2010, 183, 769
Jérémie Teyssier, Enrico Giannini, Violeta Guritanu, Romain Viennois, Dirk Van Der Marel, A. Amato and S N. Gvasalyia
Spin-glass ground state in Mn1-xCoxSi,
Phys. Rev. B 2010, 82, 064417
Jason Hancock, S I. Mirzaei, J. Gillett, S E. Sebastian, Jérémie Teyssier, Romain Viennois, Enrico Giannini and Dirk Van Der Marel
Strong coupling to magnetic fluctuations in the charge dynamics of iron-based superconductors,
Phys. Rev. B 2010, 82, 014523
Jason Hancock, Romain Viennois, Dirk Van Der Marel, Henrik Ronnow, Marco Guarise, Ping-Hui Lin, Marco Grioni, M. Moretti-Sala, G. Ghiringhelli, V N. Strocov, J. Schlappa and T. Schmitt
Evidence for core-hole-mediated inelastic x-ray scattering from metallic Fe1.087Te,
Phys. Rev. B 2010, 82, 020513

2009

I. Pallechi, G. Lamura, M. Tropeano, M. Putti, Romain Viennois, Enrico Giannini and Dirk Van Der Marel
Seebeck effect in Fe1+xTe1-ySey single-crystals,,
Phys. Rev. B 2009, 80, 214511
Romain Viennois, Luc GIRARD, Didier Ravot, Silke Paschen, Salam Charar, A. Mauger, J. C. Tedenac and P. Haen
Thermoelectric properties of Ce(La)Fe4Sb12 skutterudites under a magnetic field,
Phys. Rev. B 2009, 80, 155109

2008

M M. Koza, M R. Johnson, R. Viennois, L. Girard, Hannu Mutka and Didier Ravot
Breakdown of phonon glass paradigm in La- and Ce-filled Fe4Sb12 skutterudites,
Nat. Mater. 2008, 7, 805

2007

Romain Viennois, Luc GIRARD, Laurent CHAPON, D. Adroja, R. Bewley, Didier Ravot, P. Riseborough and S. Paschen
Spin gap in CeFe4Sb12 studied by heat capacity and inelastic neutron scattering,
Phys. Rev. B 2007, 76, 174438
R. Viennois, M-C. Record, V. Izard and et al.
Raman scattering study of the lattice dynamics of beta-Zn4-xCdSb3,
J. Alloy. Compd. 2007, 440, L22-L25
François Méar, Pascal G. Yot, Romain Viennois and Michel Ribes
Mechanical behaviour and thermal and electrical properties of foam glass,
Ceram. Int. 2007, 33, 543

2006

R. Viennois, V. Izard, M -C. Record and Jean-Claude Tedenac
Raman scattering study of the lattice dynamics of ²-Zn4 xCdxSb3,
J. Alloy. Compd. 2006, 440, L22-L25
Romain Viennois, Salam Charar, Didier Ravot, Alain MAUGER, Pierre Haen and Jean-Claude Tedenac
Transport and Magnetic Properties of CezLa1-zSb12,
J. Phys.-Condes. Matter 2006, 18, 5371-5388

2005

R. Viennois, L. Girard, MM. Koza and et al.
Experimental determination of the phonon density of states in filled skutterudites, evidence for a localized mode of the filling atom,
Phys. Chem. Chem. Phys. 2005, 7, 1617-1619
R. Viennois, S. Charar, D. Ravot and et al.
Spin fluctuations in the skutterudite compound LaFe4(S)b(12),
Eur. Phys. J. B 2005, 46, 257-267
R. Viennois, D. Ravot, J-C. Tedenac and et al.
Magnetic properties of CeyFe4-xNixSb12,
Mater. Sci. Eng. B-Adv. Funct. Solid-State Mater. 2005, 119 (1), 1-12

2004

R. Viennois, D. Ravot, F. Terki, S. Charar, P. Haen, S. Paschen and F. Steglich
Kondo effect, crystal electric field and itinerant magnetism in antimony-based filled skutterudites,
J. Magn. Magn. Mater. 2004, E113, 272-276
R. Viennois, L. Girard, D. Ravot, H. Mutka, M. Koza, S. Charar and J C;. Tedenac
Inelastic neutron scattering studies on antimony based skutterudites,
Physica B 2004, 350,
R. Viennois, L. Girard, M M. Koza, H. Mutka, D. Ravot, F. Terki, S. Charar and J C. Tedenac
Experimental determination of the phonon density of states in filled skutterudites-evidence of a localized mode of the filling atom,
Phys. Chem. Chem. Phys. 2004, à paraître,

2003

R. Viennois, F. Terki, A. Errebbahi, S. Charar, M. Averous, D. Ravot, J C. Tedenac, P. Haen and C. Sekine
Transport and heat studies of RFe4Sb12 (with R = La, Ce).,
Acta Physica Polonica 2003, B34, 1221
R. Viennois, I V. Kityk, F. Terki, S. Charar, A. Muntzer, J. Kasperczyk, D. Ravot and J C. Tedenac
Low-temperature anomalies of photoinduced second harmonic generation in skutterudites,
J. Phys.-Condes. Matter 2003, 15, 1585-1592

2018

Romain Viennois, M. M. Koza, H. Mutka, P. Toulemonde, R. Debord, A. San Miguel, S. Pailhès,
Anharmonic and highly anisotropic low energy vibrational guest modes in the type IX chiral cubic barium-silicon clathrate
«International Conference on Thermoelectricity», Caen, France, juillet 2018,

2015

Romain Viennois, Didier Ravot, Corine Reibel, R. Debord, S. Pailhès,
Observation of various magnetic field-induced states in MnGe with cubic B20 type structure
«International Conference on Magnetism», Barcelona, Espagne, juillet 2015,
Romain Viennois, Patrick Hermet, M. M. Koza, C. Ritter, R. Lortz, C. Meingast, P. Toulemonde,
Low-lying optical modes and Grüneisen parameters in silicon clathrates, skutterudites and zinc antimonide
«International/European Conference on Thermoelectricity», Dresden, Allemagne, juin 2015,
Romain Viennois, Mickaël Beaudhuin, Nicole Fréty, Abel Haidoux, Patrick Hermet, Didier Ravot, Corine Reibel, S. Pailhes, R. Debord, P. Toulemonde, R. Lortz, M.M. Marek Koza et H. Mutka,
Apport des analyses thermiques et calorimétriques pour les matériaux thermoélectriques : de la dynamique des réseaux à l’application
«JCAT 46», Montpellier, France, 20-22 mai 2015,

2012

Romain Viennois, Philippe Jund,
What is the potential of the compounds with the Th3P4 structure for high temperature applications ?
«Journées de la matière condensée, JMC13», Montpellier, août 2012,

2011

Romain Viennois,
Effect of interstitial iron defect and doping on physical properties and stability of iron telluride
«Symposium of Magnetic Measurements», Varsovie (Pologne), octobre 2011,
Romain Viennois, Elodie Theron, Didier Ravot, Jean-Claude Tedenac, C. Yacou, S. Pailhès,
Study of structural properties and of doping of higher manganese silicides for thermoelectric applications
«Euromat», Montpellier, septembre 2011,
Romain Viennois, Philippe Jund, Jean-Claude Tedenac, C. Colinet,
Defect and phase stability of solid solutions of Mg2X with antifluorite structure. An ab-initio study.
«European conference on thermoelectricity», Thesaloniki (Grèce), septembre 2011,
Romain Viennois, Philippe Jund, Philippe Jund, X. Tao,
Ab-initio study of zinc antimonide: electronic structure, mechanical properties, lattice dynamics and defect formation energies
«European conference on thermoelectricity», Thesaloniki (Grèce), septembre 2011,

2010

Romain Viennois, Philippe Jund, Jean-Claude Tedenac, X. Tao,
Physical properties of pure and doped thallium tellurides: a first principles study of the origin of their good thermoelectric properties
«European conference on thermoelectrics», Como, Italie, septembre 2010,
Romain Viennois, Philippe Jund, Jean-Claude Tedenac, X. Tao,
Physical properties of pure and doped thallium tellurides: a first principles study of the origin of their good thermoelectric properties
«Europeen conference on thermoeletrics», Como (Italie), septembre 2010,
Romain Viennois, ,
Quels sont les paramètres physiques induisant le passage de l’ordre magnétique à la supraconductivité dans les chalcogénures de fer ?
«Journées de la Matière Condensée JMC12, minicolloque supraconductivité», Troyes, août 2010,
Romain Viennois, E. Giannini, S. Arsenijevic, J. Gonzalez, R. Cerny, R. Gaal, D. van der Marel, L. Forro,
Quels sont les paramètres physiques induisant le passage de l'ordre magnétique à la supraconductivité dans les chalcogénures de fer ?
«Journées de la matière condensée JMC12, minicolloque supraconductivité», Troyes, août 2010,
Romain Viennois, Philippe Jund, Jean-Claude Tedenac, X. Tao,
Recherche de nouveaux composes thermoélectriques métalliques et semimétalliques par calculs Ab-initio
«Réunion GDR thermoélectricité», Grenoble, juillet 2010,
Romain Viennois, Philippe Jund, Jean-Claude Tedenac, X. Tao,
Recherche de nouveaux composés thermoélectriques métalliques et semimétalliues par calculs ab-initio
«Réunion GDR thermoélectricité», Grenoble, juillet 2010,
Romain Viennois, E. Giannini, R. Cerny, J. N. Hancock, C. Senatore, D. van der Marel,
Competition between superconductivity and magnetic ordering in Iron Chalcogenide
«Spring MRS meeting, Symposium L: Recent advances and new discoveries in high-temperature superconductivity», San Francisco (USA), avril 2010,
Romain Viennois, Jean-Claude Tedenac, Didier Ravot, Rose-Marie Ayral, D. Machon, A. San Miguel, P. Toulemonde, M. M. Koza, H. Mutka, T. Kume, H. Shimizu, M. Komura,
Raman scattering as a probe of the anharmonicity of phonon modes and of the phase stability thermoelectric materials
«Spring MRS meeting, Symposium DD: Thermoelectric Materials: growth, properties, novele characterization methods and applications», San Francisco, avril 2010,
Romain Viennois, Jean-Claude Tedenac, Didier Ravot, Rose-Marie Ayral, D. Machon, A. San Miguel, P. Toulemonde, M. M. Koza, H. Mutka, T. Kume, H. Shimizu, M. Komura,
Raman scattering as a probe of the anharmonicity of phonon modes and of the phase stability of the thermoelectric materials
«Spring MRS meeting, Symposium DD», San Francisco (USA), avril 2010,
Romain Viennois, E. Giannini, R. Cerny, J. N. Hancock, C. Senatore, D. van der Marel,
Competition between superconductivity and magnetic ordering in iron chalcogenides
«Spring MRS meeting, Symposium L», San Francisco (USA), avril 2010,
Romain Viennois, Jean-Claude Tedenac, A. Chamoire, F. Gascoin, M. M. Koza,
Stability, lattice dynamics and thermoelectric properties of La4Sb3
«Third World Round Rubin Seminar, “Phase Diagrams for Energy saving”», Montpellier, mars 2010,
Romain Viennois, Jean-Claude Tedenac, A. Chamoire, F. Gascoin, M. M. Koza,
Stability, lattice dynamics and thermoelectric properties of La4Sb3
«Third World Rpund Rubin Seminar, "Phase Diagrams for Energy saving"», Montpellier, mars 2010,

2009

Romain Viennois, M. M. Koza, H. Mutka, M. R. Johnson, L. Girard, D. Ravot, P. Toulemonde, A. San Miguel,
Skutterudites and clathrates are they phonon glasses and electron crystals ?
«Joint annual meeting SPS-ÖPG-ÖGAA 2009», Innsbruck (Autriche), septembre 2009,
Romain Viennois, Manfred Womes, Jean-Claude Jumas, E. Giannini, J. Hancock, C. Senatore, F. Levy, D. van der Marel, R. Cerny,
Competition between magnetism and superconductivity in iron chalcogenides
«Joint annual meeting SPS-ÖPG-ÖGAA 2009», Innsbruck (Autriche), septembre 2009,
Romain Viennois, E. Giannini, D. van der Marel, J. Hancock, F. Levy, J. Deisenhofer,
Doping and pressure effect on magnetism and superconductivity of strongly correlated iron chalcogenides
«International Conference on Magnetism», Karslruhe, Allemagne, juillet 2009,

2015

2011

2010

2009

Institut Charles Gerhardt Montpellier - Direction

UMR 5253 - CNRS/UM/ENSCM

Université de Montpellier
Place Eugène Bataillon
CC 1700 - Bâtiment 17 -1er étage
Tel: +33 (0)4 67 14 93 50
Email: direction@icgm.fr

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