Dr. Maël Guennou

Maël Guennou

Assistant professor

Fakultät oder Zentrum Fakultät für Naturwissenschaften, Technologie und Medizin
Department Fachbereich Physik und Materialwissenschaften
Postadresse Université du Luxembourg
2, Avenue de l'Université
L-4365 Esch-sur-Alzette
Telefon (+352) 46 66 44 6785
Fax (+352) 46 66 44 36785
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See detailRole of the ferroelastic strain in the optical absorption of BiVO4
Hill, Christina; Weber, Mads C.; Lehmann, Jannis; Leinen, Tariq; Fiebig, Manfred; Kreisel, Jens; Guennou, Mael

in APL MATERIALS (2020), 8(8),

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See detailMesoporous TiO2 anatase films for enhanced photocatalytic activity under UV and visible light
Ishchenko, Olga M.; Lamblin, Guillaume; Guillot, Jérôme; Infante, Ingrid C.; Guennou, Mael; Adjeroud, Noureddine; Fechete, Ioana; Garin, Francois; Turek, Philippe; Lenoble, Damien

in RSC Adv. (2020), 10

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See detailArchetypal Soft-Mode-Driven Antipolar Transition in Francisite Cu3Bi(SeO3)(2)O2Cl
Milesi-Brault, Cosme; Toulouse, Constance; Constable, Evan; Aramberri, Hugo; Simonet, Virginie; de Brion, Sophie; Berger, Helmuth; Paolasini, Luigi; Bosak, Alexei; Iniguez, Jorge; Guennou, Mael

in PHYSICAL REVIEW LETTERS (2020), 124(9), 097603-6

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See detailOptical studies of ferroelectric and ferroelastic domain walls
Nataf, G. F.; Guennou, Mael

in Journal of Physics: Condensed Matter (2020), 32(18), 183001

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See detailDomain-wall engineering and topological defects in ferroelectric and ferroelastic materials
Nataf, G. F.; Guennou, Mael; Gregg, J. M.; Meier, D.; Hlinka, J.; Salje, E. K. H.; Kreisel, Jens

in NATURE REVIEWS PHYSICS (2020), 2(11), 634-648

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See detailHigh-contrast imaging of 180 degrees ferroelectric domains by optical microscopy using ferroelectric liquid crystals
Nataf, Guillaume F.; Guennou, Mael; Scalia, Giusy; Moya, Xavier; Wilkinson, Tim D.; Lagerwall, Jan

in APPLIED PHYSICS LETTERS (2020), 116(21),

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See detailControlling electrical and optical properties of zinc oxide thin films grown by thermal atomic layer deposition with oxygen gas
Nguyen, Tai; Adjeroud, Noureddine; Guennou, Mael; Guillot, Jérôme; Fleming, Yves; Papon, Anne-Marie; Arl, Didier; Menguelti, Kevin; Joly, Raoul; Gambacorti, Narciso; Polesel-Maris, Jérôme

in Results in Materials (2020), 6

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See detailVibrational properties of LaNiO3 films in the ultrathin regime
Schober, Alexander; Fowlie, Jennifer; Guennou, Mael; Weber, Mads C.; Zhao, Hongjian; Iniguez, Jorge; Gibert, Marta; Triscone, Jean-Marc; Kreisel, Jens

in APL MATERIALS (2020), 8(6),

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See detailThin-film (Sb,Bi)2Se3 Semiconducting Layers with Tunable Band Gaps Below 1 eV for Photovoltaic Applications
Weiss, Thomas; Arnou, Panagiota; Melchiorre, Michele; Guennou, Mael; Siopa, Daniel; Pauly, Christian; Peral Alonso, Inmaculada; Dale, Phillip; Siebentritt, Susanne

in Physical Review Applied (2020), 14

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See detailLattice dynamics and Raman spectrum of BaZrO3 single crystals
Toulouse, Constance; Amoroso, Danila; Xin, Cong; Philippe, Veber; Hatnean, Monica Ciomaga; Balakrishnan, Geetha; Maglione, Mario; Ghosez, Philippe; Kreisel, Jens; Guennou, Mael

in PHYSICAL REVIEW B (2019), 100

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See detailCrossover in the pressure evolution of elementary distortions in RFeO3 perovskites and its impact on their phase transition
Vilarinho, Rui; Bouvier, Pierre; Guennou, Mael; Peral Alonso, Inmaculada; Weber, Mads; Tavares, P; Mihalik, M; Garbarino, Gaston; Mezouar, Mohammed; Kreisel, Jens; Almeida, Abilio; Moreira, Joachim Agostinho

in Physical Review. B (2019), 99

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See detailSingle crystal growth of BaZrO3 from the melt at 2700 degrees C using optical floating zone technique and growth prospects from BaB2O4 flux at 1350 degrees C
Xin, Cong; Veber, Philippe; Guennou, Mael; Toulouse, Constance; Valle, Nathalie; Hatnean, Monica Ciomaga; Balakrishnan, Geetha; Haumont, Raphael; Saint Martin, Romuald; Velazquez, Matias; Maillard, Alain; Rytz, Daniel; Josse, Michael; Maglione, Mario; Kreisel, Jens

in CRYSTENGCOMM (2019), 21(3), 502-512

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See detailRaman signatures of ferroic domain walls captured by principal component analysis
Nataf, G. F.; Barrett, N.; Kreisel, Jens; Guennou, Mael


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See detailConductivity and Local Structure of LaNiO3 Thin Films
Fowlie, Jennifer; Gibert, Marta; Tieri, Giulio; Alexandre, Gloter; Iniguez, Jorge; Filippetti, Alessio; Catalano, Sara; Gariglio, Stefano; Schober, Alexander; Guennou, Mael; Kreisel, Jens; Stephan, Odile; Triscone, Jean-Marc

in ADVANCED MATERIALS (2017), 29(18),

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See detailControl of surface potential at polar domain walls in a nonpolar oxide
Nataf, G. F.; Guennou, Mael; Kreisel, Jens; Hicher, P.; R., Haumont; Aktas, O.; Salje, E. K. H.; Tortech, L.; Mathieu, C.; Martinotti, D.; Barrett, N.


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See detailRules and mechanisms governing octahedral tilts in perovskites under pressure
Xiang, H. J.; Guennou, Mael; Iniguez, Jorge; Kreisel, Jens; Bellaiche, L.

in PHYSICAL REVIEW B (2017), 96(5),

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See detailUnderstanding quaternary compound Cu2ZnSnSe4 synthesis by microscopic scale analyses at an identical location
Crossay, Alexandre; Colombara, Diego; Melchiorre, Michele; Guennou, Mael; Mendis, B. G.; Dale, Phillip

in Journal of Materials Chemistry C (2016), 4

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See detailUltrafast acousto-optic mode conversion in optically birefringent ferroelectrics
Lejman, Mariusz; Vaudel, Gwenaelle; Infante, Ingrid C.; Ievgeniia, Chaban; Pezeril, Thomas; Edely, Mathieu; Nataf, Guillaume F.; Guennou, Mael; Kreisel, Jens; Gusev, Vitalyi E.; Brahim, Dkhil; Ruello, Pascal


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See detailLow energy electron imaging of domains and domain walls in magnesium-doped lithium niobate
Nataf, G. F.; Grysan, P.; Guennou, Mael; Kreisel, Jens; Martinotti, D.; Rountree, C. L.; Mathieu, C.; Barrett, N.


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See detailEvolution of defect signatures at ferroelectric domain walls in Mg-doped LiNbO3
Nataf, Guillaume F.; Guennou, Mael; Haussmann, Alexander; Barrett, Nick; Kreisel, Jens


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See detailMultiple strain-induced phase transitions in LaNiO3 thin films
Weber, M. C.; Guennou, Mael; Dix, N.; Pesquera, D.; F., Sanchez; Herranz, G.; Fontcuberta, J.; Lopez-Conesa, L.; S., Estrade; Peiro, F.; Iniguez, Jorge; Kreisel, Jens

in PHYSICAL REVIEW B (2016), 94(1),

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See detailRaman spectroscopy of rare-earth orthoferrites RFeO3 (R=La, Sm, Eu, Gd Tb, Dy)
Weber, Mads Christof; Guennou, Mael; Zhao, Hong Jian; Jorge, Iniguez; Vilarinho, Rui; Almeida, Abilio; Moreira, Joaquim Agostinho; Kreisel, Jens

in PHYSICAL REVIEW B (2016), 94(21),

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