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Researcher identifiers

  • IdHAL : ninel-kokanyan
Number of documents

53

Ninel KOKANYAN, Associate Professor, Pedagogical Delegate at CentraleSupélec, LMOPS Laboratory, team Optical Control & Sensors


Research topics : 

- Raman Spectroscopy of ferroelectric materials 

- Studies of photorefractive crystals

- Materials for high temperature wireless SAW applications

- Development of optical sensors for industrial applications

- Use of statistical chemometrical tools, ex. Principal Component Analysis (PCA). 

 

 Qualifications CNU dans les sections 28 "Milieux denses et Matériaux" et 30  "Milieux dilués et Optique"

 Membre de la Société Francaise d'Optique (SFO)

 Membre de la Société Europeen d'Optique (EOS)

 Membre du Groupe Français de Spectroscopie Vibrationnelle (GFSV)

 

Referee/Reviewer : Journa of Applied Phsycis (American Institute of Science) - IF 2.06, Mdpi Crystals, Mdpi Materials, Mdpi Applied Sciences

 


Journal articles17 documents

  • Marc Fontana, Ninel Kokanyan, Thomas Kauffmann. Sub-THz Raman response in BaTiO3 and link with structural phase transition. Journal of Physics: Condensed Matter, IOP Publishing, 2020, 32 (28), pp.285403. ⟨10.1088/1361-648X/ab808e⟩. ⟨hal-02514778⟩
  • Rodney Marcelo Do Nascimento, Adrien Baldit, Ninel Kokanyan, Lara Kristin Tappert, Paul Lipinski, et al.. Mechanical-chemical coupling in Temporomandibular Joint disc. Materialia, Elsevier, 2020, 9, pp.100549. ⟨10.1016/j.mtla.2019.100549⟩. ⟨hal-02497206⟩
  • Anush Danielyan, Ninel Kokanyan, Sergey Kostritskii, Edvard Kokanyan, Michel Aillerie. Composition dependence of the electro‐optic properties of iron‐doped lithium niobate crystals mounted as bulk modulator. Journal of the American Ceramic Society, Wiley, 2019, 102 (6), pp.3535-3546. ⟨10.1111/jace.16204⟩. ⟨hal-02429846⟩
  • Narek Margaryan, Ninel Kokanyan, Edvard Kokanyan. Low- Temperature Synthesis and Characteristics of Fractal Graphene Layers. Journal of Saudi Chemical Society, Elsevier, In press, 85, pp.30502. ⟨10.1016/j.jscs.2018.03.004⟩. ⟨hal-01763912⟩
  • Nune Mkhitaryan, Jean Zaraket, Ninel Kokanyan, Edvard Kokanyan, Michel Aillerie. Electro-optic properties of singly and doubly doped lithium niobate crystal by rare earth elements for optoelectronic and laser applications. European Physical Journal: Applied Physics, EDP Sciences, 2019, 85 (3), pp.30502. ⟨10.1051/epjap/2019180317⟩. ⟨hal-02138754⟩
  • Ninel Kokanyan, Marco Bazzan, Laura Vittadello, David Chapron, Edvard Kokanyan, et al.. Time evolution of Symmetry-forbidden Raman lines activated by photorefractivity. Scientific Reports, Nature Publishing Group, 2019, 9 (1), ⟨10.1038/s41598-019-49801-x⟩. ⟨hal-02301461⟩
  • T.H. Kauffmann, Ninel Kokanyan, Marc Fontana. Use of Stokes and anti‐Stokes Raman scattering for new applications. Journal of Raman Spectroscopy, Wiley, 2019, 50 (3), pp.418-424. ⟨10.1002/jrs.5523⟩. ⟨hal-01930437⟩
  • A. Yeganyan, E. Kokanyan, Ninel Kokanyan, M. Aillerie, T. Aubert. Estimation of the Thermal Expansion Coefficient of Graphene in the Temperature Range of 100-700 degrees K. Journal of Contemporary Physics (Armenian Academy of Sciences), Allerton Press, 2019, 54 (3), pp.302-307. ⟨10.3103/S1068337219030113⟩. ⟨hal-02305202⟩
  • Sara Khamseh, Eiman Alibakhshi, Mohammad Mahdavian, Mohammad Reza Saeb, Henri Vahabi, et al.. Magnetron-sputtered copper/diamond-like carbon composite thin films with super anti-corrosion properties. Surface and Coatings Technology, Elsevier, 2018, 333, pp.148-157. ⟨10.1016/j.surfcoat.2017.11.012⟩. ⟨hal-02303835⟩
  • Ninel Kokanyan, D. Chapron, Edvard Kokanyan, Marc Fontana. Zr doping on lithium niobate crystals: Raman spectroscopy and chemometrics. Journal of Applied Physics, American Institute of Physics, 2017, 121, pp.095103. ⟨10.1063/1.4977849⟩. ⟨hal-01467226⟩
  • Mustapha Abarkan, Anush Danielyan, Ninel Kokanyan, Michel Aillerie, Sergey Kostritskii, et al.. The clamped and unclamped effective electro-optic coefficients of zirconium-doped congruent lithium niobate crystals. Journal of Physics: Conference Series, IOP Publishing, 2017, 879, pp.012004. ⟨10.1088/1742-6596/879/1/012004⟩. ⟨hal-01582082⟩
  • Edvard Kokanyan, Anush Movsesyan, Marco Bazzan, Ira Ghambaryan, A. Yeganyan, et al.. HO-DOPED LITHIUM NIOBATE THIN FILMS. GROWTH AND PROPERTIES. ВЕСТНИК РОССИЙСКО-АРМЯНСКОГО (СЛАВЯНСКОГО) УНИВЕРСИТЕТА: ФИЗИКО-МАТЕМАТИЧЕСКИЕ И ЕСТЕСТВЕННЫЕ НАУКИ , Российско-Армянский (Славянский) университет, 2017, Bulletin de l'université russe-arménienne (slave): sciences physiques-mathématiques et naturelles, 1, pp.68-75. ⟨hal-02429842⟩
  • Ninel Kokanyan, Marco Bazzan, D. Chapron, Marc Fontana. Photorefractive Lithium Niobate crystals: light polarisation rotation highlighted by transmission Raman spectroscopy. Journal of Physics: Conference Series, IOP Publishing, 2017, 867 (1), pp.12035 - 12035. ⟨10.1088/1742-6596/867/1/012035⟩. ⟨hal-01582077⟩
  • Ninel Kokanyan, Anush Movsesyan, I. Ghambaryan, Edvard Kokanyan. Growth and investigation of physical properties of holmium doped lithium niobate crystals. Scientific News ASPU, 2015, pp.68-78. ⟨hal-01386616⟩
  • Mustapha Abarkan, Michel Aillerie, Ninel Kokanyan, Clément Teyssandier, Edvard Kokanyan. Electro-optic and dielectric properties of Zirconium-doped congruent lithium-niobate crystals. Optical Materials Express, OSA pub, 2014, 4 (1), pp.179-189. ⟨10.1364/OME.4.000179⟩. ⟨hal-01467230⟩
  • N. Kokanyan, D. Chapron, M.D. Fontana. Temperature dependence of Raman scattering and anharmonic properties in LiNbO3. Applied physics. A, Materials science & processing, Springer Verlag, 2014, ⟨10.1007/s00339-014-8485-1⟩. ⟨hal-01002530⟩
  • M Bazzan, Ninel Kokanyan, A Zaltron, N Argiolas, D. Chapron, et al.. Raman frequency shift induced by photorefractive effect on Fe-doped lithium niobate. Journal of Applied Physics, American Institute of Physics, 2013, 114 (16), pp.163506. ⟨10.1063/1.4826628⟩. ⟨hal-01385633⟩

Conference papers35 documents

  • Ninel Kokanyan, Marco Bazzan, Laura Vittadello, D. Chapron, Edvard Kokanyan, et al.. Symmetry forbidden Raman lines activated by photorefractivity. Laser Physics 2019, Sep 2019, Ashtarak, Armenia. ⟨hal-02305195⟩
  • Nune Mkhitaryan, Ninel Kokanyan, Gagik Demirkhanyan, Edvard Kokanyan. LiNbO3:Tm3+ crystal: Material for optical cooling. Laser Physics (LP-2019), Sep 2019, Ashtarak, Armenia. ⟨hal-02306691⟩
  • Ninel Kokanyan, Anush Danielyan, Thierry Aubert, Narine Babajanyan, Michel Aillerie, et al.. Iron-doped Lithium Niobate crystals studied by Raman spectroscopy. Optics and it's Applications, Sep 2019, Yerevan, Armenia. ⟨hal-02305198⟩
  • Victor Colas, Ninel Kokanyan, Cédric Guerin, Emilie Michiels, Thierry Aubert. Suivi en temps réel de la fermentation alcoolique par spectroscopie Raman. 25ème Journées de Groupe Français de Spectroscopie Vibrationnelle (GFSV 2019), May 2019, Lyon, France. ⟨hal-02139584⟩
  • Ninel Kokanyan, Florian Bartoli, Thierry Aubert, Omar Elmazria, Philippe Pigeat, et al.. ScAlN thin films studied by Raman spectroscopy. Photorefractive Photonics and Beyond (PR'19), Jun 2019, Gerardmer, France. ⟨hal-02190315⟩
  • Ninel Kokanyan, T.H. Kauffmann, Marc Fontana. Use of Raman Stokes and anti-Stokes scattering for new applications. 25ème Journées de Groupe Français de Spectroscopie Vibrationnelle (GFSV 2019), May 2019, Lyon, France. ⟨hal-02139585⟩
  • Ninel Kokanyan, Anush Danielyan, Michel Aillerie, Sergey Kostritskii, Thierry Aubert, et al.. Photorefractive properties of lithium niobate crystals studied by Raman spectroscopy. Applications of Optics and Photonics (AOP) 2019, May 2019, Lisbonne, Portugal. ⟨hal-02190312⟩
  • Edvard Kokanyan, Atom Yeganyan, Ninel Kokanyan, Michel Aillerie, Thierry Aubert. Estimation of thermal expansion coefficient of graphene in the temperature range of 100-700K. Photorefractive Photonics and Beyond (PR'19), Jun 2019, Gerardmer, France. ⟨hal-02190321⟩
  • Anush Movsesyan, Marco Bazzan, Ninel Kokanyan, Ira Ghambaryan, A. Yeganyan, et al.. Ho-doped lithium niobate thin films: creation and characterization. Laser Physics-2018, Sep 2018, Ashtarak, Armenia. ⟨hal-01925752⟩
  • Ninel Kokanyan, Naira Babajanyan, Anush Movsesyan, Marc Fontana, Edvard Kokanyan. Raman spectroscopy and luminescence of Ho-doped lithium niobate crystals. Laser Physics - 2018, Sep 2018, Ashtarak, Armenia. ⟨hal-01874972⟩
  • Ninel Kokanyan, Edvard Kokanyan, Naira Babajanyan, T.H. Kauffmann, Marc Fontana. Luminescence of Ho-doped lithium niobate crystals highlighted by Raman Spectroscopy. SPIE Optics + Photonics, SPIE, Aug 2018, San Diego, United States. ⟨10.1117/12.2318550⟩. ⟨hal-01863538⟩
  • Ninel Kokanyan, Marco Bazzan, Edvard Kokanyan, D. Chapron, Marc Fontana. Breaking of Raman selection rules in photorefractive iron doped Lithium Niobate crystals. 24ème Journées de Groupe Française de Spectroscopie Vibrationnelle (GFSV), May 2018, Ventron, France. ⟨hal-01796615⟩
  • Naira Babajanyan, Ninel Kokanyan, Anush Danielyan, Michel Aillerie, Thierry Aubert, et al.. Raman spectrometry characterization of iron doped different composition lithium niobate crystals. Laser Physics - 2018, Sep 2018, Ashtarak, Armenia. ⟨hal-01874971⟩
  • Anush Danielyan, Ninel Kokanyan, Sergey Kostritskii, Michel Aillerie, Edvard Kokanyan. Composition dependence of the electro-optic properties of iron doped lithium niobate crystals. Laser Physics - 2018, Sep 2018, Ashtarak, Armenia. ⟨hal-01874970⟩
  • Nune Mkhitaryan, Michel Aillerie, Ninel Kokanyan, Jean Zaraket, Naira Babajanyan, et al.. Electro-optic properties of rare earth ions doped lithium niobate. Laser Physics - 2018, Sep 2018, Ashtarak, Armenia. ⟨hal-01874973⟩
  • Narek Margaryan, Ninel Kokanyan, Edvard Kokanyan. The AFM and Raman Study of Few Layer Graphene . Nanotech Middle East 2017 International Conference, Dec 2017, Dubai, United Arab Emirates. ⟨hal-01760047⟩
  • M.D. Fontana, Ninel Kokanyan, D. Chapron, P. Bourson. Lithium niobate, a ferroelectric and versatile material for optical applications: structure control and optimization. BIT’s 3rd Annual World Congress of Smart Materials-2017, Mar 2017, Bangkok, Thailand. ⟨hal-01520608⟩
  • Thierry Aubert, Ninel Kokanyan, Hassan Alhousseini, Amine Taguett, Florian Bartoli, et al.. First investigations on stoichiometric lithium niobate as piezoelectric substrate for high-temperature surface acoustic waves applications. IEEE Sensors 2017, IEEE, Oct 2017, Glasgow, United Kingdom. pp.576, ⟨10.1109/icsens.2017.8234068⟩. ⟨hal-01628825⟩
  • Ninel Kokanyan, Marco Bazzan, D. Chapron, Marc Fontana. Photorefractive Lithium Niobate crystals: light polarisation rotation highlighted by transmission Raman spectroscopy. Photorefractive Photonics 17, Jul 2017, Qingdao, China. ⟨hal-01571579⟩
  • M.D. Fontana, T.H. Kauffmann, Ninel Kokanyan. BaTiO3: Raman spectra, lattice dynamics and phase transitions. International Workshop “Spectroscopy of Ferroic Materials” In Memory of Professor Yury Yuzyuk, Jun 2017, Amiens, France. ⟨hal-01744817⟩
  • Ninel Kokanyan, D. Chapron, Edvard Kokanyan, Marc Fontana. Effect of Zr doping on the structure of Lithium Niobate crystals: Site spectroscopy and Chemometrics. NAMES'16, Nov 2016, Nancy, France. ⟨hal-01394285⟩
  • Anush Danielyan, Laura Vittadello, Michel Aillerie, Edvard Kokanyan, Ninel Kokanyan, et al.. Physical properties of iron doped LiNbO3 from sub-congruent to quasi-stoechiometric crystals. NAMES2016 : 4th French-Russia seminar New Achievements in Materials and Environmental Sciences, Nov 2016, Nancy, France. ⟨hal-01402221⟩
  • Michel Aillerie, Edvard Kokanyan, Anush Movsesyan, Anush Danielyan, Ninel Kokanyan, et al.. Recent advances in Electro-optic and their link with the photorefractive properties of doped congruent lithium-niobate crystals. NAMES2016 : 4th French-Russia seminar New Achievements in Materials and Environmental Sciences, Nov 2016, Nancy, France. ⟨hal-01402216⟩
  • M.D. Fontana, N. Kokanyan, D. Chapron, P. Bourson. Lithium niobate, a versatile material for many applications in optoelectronics: recent developments. International Meeting on Materials for Electronic Applications: IMMEA-2015, Sep 2015, Marrakech, Morocco. ⟨hal-01227838⟩
  • M.D. Fontana, N. Kokanyan, D. Chapron, P. Bourson. Investigation by Raman micro-probe of local structural changes in various LiNbO3 devices. International Conference on Advances in Functional Materials, Jun 2015, Stony Brook (NY), United States. ⟨hal-01227828⟩
  • M.D. Fontana, N. Kokanyan, D. Chapron, A. Zaltron, N. Argiolas, et al.. Photorefractive properties probed by Raman spectroscopy in ferroelectric materials. ECAPD 2014, Jul 2014, Vilnius, Lithuania. ⟨hal-01227825⟩
  • M. Bazzan, N. Kokanyan, A. Zaltron, N. Argiolas, D. Chapron, et al.. Temperature dependence of photorefractive phenomena in lithium niobate and its polaron-based interpretation. International workshop on Stoichiometric LiNbO3, Sep 2013, Goslar, Germany. ⟨hal-00866719⟩
  • N. Kokanyan, D. Chapron, M.D. Fontana. Temperature dependence and anharmonic behaviour of optical phonons in LiNbO3. International workshop on Stoichiometric LiNbO3, Sep 2013, Goslar, Germany. ⟨hal-00866720⟩
  • N. Kokanyan, M.D. Fontana, D. Chapron, M. Bazzan. Time-Dependent shift of the Raman frequency induced by photorefractive effect of Fe-doped Lithium Niobate. Journées Nationales sur les cristaux Optiques, Jun 2013, Cherbourg, France. ⟨hal-00866709⟩
  • N. Kokanyan, D. Chapron, M.D. Fontana. Thermal behavior of optical phonons in Lithium Niobate. 13th International Meeting on Ferroelectricity, Sep 2013, Cracovie, Poland. ⟨hal-00866724⟩
  • M. Bazzan, N. Kokanyan, A. Zaltron, N. Argiolas, D. Chapron, et al.. Time - dependent shift of the Raman frequencies induced by photorefractive effect in Fe - doped Lithium Niobate. 14th International Conference on Photorefractive Effects, Materials and Devices, Sep 2013, Winchester, United Kingdom. ⟨hal-00866725⟩
  • Edvard Kokanyan, M.D. Fontana, Michel Aillerie, Ninel Kokanyan. Growth and properties of Zr-doped periodically poled lithium niobate crystals. ICDIM 2012, International conference on defects and insulating materials, Jun 2012, Santa Fe, United States. ⟨hal-01248639⟩
  • M.D. Fontana, N. Kokanyan, D. Chapron, M. Bazzan, E. Kokanyan. SIte Raman spectroscopy of dopant ions in LiNbO3. ICDIM 2012, Jun 2012, Santa Fe, United States. ⟨hal-00728940⟩
  • Ninel Kokanyan, Edvard Kokanyan, V. Degiorgio, P. Minzioni, I. Cristiani. Photorefractive effect in doped lithium niobate cryststals: Dependence on the light intensity. Laser Physics - 2007, 2007, Ashtarak, Armenia. ⟨hal-01386796⟩
  • Ninel Kokanyan, E. Kokanyan, V. Degiorgio, I. Cristiani, Zh. Akopyan, et al.. Growth and properties of hafnium doped single-domain and periodically poled lithium niobate crystals. Laser Physics - 2006, 2006, Ashtarak, Armenia. ⟨hal-01386821⟩

Theses1 document

  • Ninel Kokanyan. Study pf photo-electrostrictive effects in photorefractive LiNbO3 probed by polarized Raman spectroscopy. Physics [physics]. Université de Lorraine (Nancy), 2015. English. ⟨tel-01386808⟩