Publications

Affichage de 6921 à 6930 sur 16106


  • Communication dans un congrès

Ion-beam effect on functional properties of La2Ti2O7 piezoelectric thin films and nanoislands

A. Ferri, S. Saitzek, Z. Shao, A. Bayart, G. Declercq, Jean Costecalde, Denis Remiens, D. Deresmes, David Troadec, Rachel Desfeux

Low-dimensional material can display unique physical phenomena allowing an interesting way for the development of new technologies. In addition, owing the environmental requirements about electronic devices (ferroelectric memories, M/NEMS...), new lead-free piezoelectrics need to be created. In…

European Materials Research Society Spring Meeting, E-MRS Spring 2014, Symposium I - Solution processing and properties of functional oxide thin films and nanostructures, 2014, Lille, France. ⟨hal-00964120⟩

  • Communication dans un congrès

MILLIPRISM : millimeter wave passive radiometric imaging system

Jean-Francois Lampin, M. Zaknoune, X. Wallart, L. Desplanque, Emilien Peytavit, Guillaume Ducournau, M. Thirault, M. Werquin, S. Jonniau, N. Thouvenin, Christophe Gaquière, N. Vellas

8ème Workshop Interdisciplinaire sur la Sécurité Globale, WISG 2014, 2014, Troyes, France. ⟨hal-00939873⟩

  • Article dans une revue

0.2-μm InP/GaAsSb DHBT power performance with 10 mW/μm² and 25% PAE at 94 GHz

Mohammed Zaknoune, Etienne Okada, Estelle Mairiaux, Yannick Roelens, Damien Ducatteau, Peter Frijlink, Marc Rocchi, Hassan Maher

We report a 94-GHz large-signal load-pull characterization of InP/GaAsSb double heterojunction bipolar transistors. The investigated devices have an emitter area of 0.20 × 9.5 μm2. Biased for highest power added efficiency (PAE), an output power of 6.62 mW/μm2 (11 dBm), a power gain of 5.2 dB, and…

IEEE Electron Device Letters, 2014, 35 (3), pp.321-323. ⟨10.1109/LED.2014.2298251⟩. ⟨hal-00955679⟩

  • Communication dans un congrès

Contrôle de la propagation du son et de la lumière - Cristaux phononiques, photoniques et ses applications

Abdelali Mrabti, Said El-Jallal, Gaëtan Lévêque, Abdellatif Akjouj, Abdelkrim Talbi, Yan Pennec, Bahram Djafari-Rouhani

Doctoriales Lille Nord de France 2014, 2014, Marcq-en-Baroeul, France. ⟨hal-00986879⟩

  • Communication dans un congrès

Synthesis, characterization, and computer simulation of self-assembled Au nanoparticles with memristive behavior

F. Cleri, S. Carrillo, Christophe Krzeminski, Yannick Viero, S. Lenfant, David Guérin, D. Vuillaume

XXVIII International Winterschool on Electronic Properties of Novel Materials, IWEPNM 2014, 2014, Kirchberg, Austria. ⟨hal-00957805⟩

  • Communication dans un congrès

Back-gated microwave field-effect transistors based on transferred CVD-grown graphene

Wei Wei, Mohamed Moez Belhaj, Geetanjali Deokar, D. Mele, Emiliano Pallecchi, Emmanuelle Pichonat, Dominique Vignaud, Henri Happy

Graphene based transistors have drawn growing interest from both industries and Laboratories [1-3]. In this work, we present both fabrication process and characterization of graphene field-effect transistors. Large scale monolayer graphene was grown by chemical vapor deposition (CVD) on Cu foils…

4th Graphene Conference, Graphene 2014, May 2014, Toulouse, France. 2 p. ⟨hal-00962381⟩

  • Communication dans un congrès

Surface acoustic wave bandgaps for conical pillars on a piezoelectric substrate

Abdelali Mrabti, Mourad Oudich, Abdellatif Akjouj, Yan Pennec, Bahram Djafari-Rouhani, Abdelkrim Talbi, Jérémy Streque, Yu Du, Ali Soltani, Philippe Pernod

We report theoretically on the band structure of a square lattice phononic crystal made up of nickel (Ni) conical pillars deposited on the surface of a semi-infinite LiNbO3 substrate. Calculations have been performed with a 3D finite element method taking into account material anisotropy and…

European Materials Research Society Spring Meeting, E-MRS Spring 2014, Symposium D - Phonons and fluctuations in low dimensional structures, 2014, Lille, France. ⟨hal-00962392⟩

  • Communication dans un congrès

Experimental demonstration of anomalous nonreciprocal optical response of 1D periodic magnetoplasmonic nanostructures

L. Halagacka, Mathias Vanwolleghem, Francois Vaurette, Jamal Ben Youssef, Philippe Gogol, N. Yam, K. Postava, B. Dagens, J. Pistora

In this paper we analyze the optical and transversal magnetooptical (MO) response of magnetoplasmonic (MP) nanostructures. The MP structure is a 1D periodic gold grating fabricated by lift-off technique on the MO dielectric substrate (Bi-substituted yttrium iron garnet BixY3−xFe5O12). Following our…

SPIE Photonics West, OPTO 2014, Conference 8988 - Integrated Optics : Devices, Materials, and Technologies XVIII, 2014, San Francisco, CA, United States. 89880E, 6 p., ⟨10.1117/12.2039450⟩. ⟨hal-00962382⟩