Publications

Affichage de 13981 à 13990 sur 16256


  • Communication dans un congrès

2D numerical simulation of acoustic wave phase conjugation in active medium

P. Voinovich, A. Merlen, Vladimir Preobrazhensky, Philippe Pernod

2004, pp.1872-1875. ⟨hal-00162759⟩

  • Communication dans un congrès

Ultrasonic testing of steel tubes by supercritical parametric wave phase conjugation

Andrey Brysev, Leonid Krutyansky, Olivier Bou Matar, Vladimir Preobrazhensky, Philippe Pernod

An application of principles of parametric wave phase conjugation (WPC) of ultrasound to inspection of metallic cylindrical tubes including various volume densities and sizes of scattering defects is demonstrated experimentally. The magnetoacoustic phase conjugator under supercritical…

IEEE Ultrasonics Symposium, 2004, Aug 2004, Montreal, QC, Canada. pp.2295-2297, ⟨10.1109/ULTSYM.2004.1418299⟩. ⟨hal-00162758⟩

  • Article dans une revue

Contact modelling of heterojunction acoustic transport devices

F.E. Ratolojanahary, Tadeusz Gryba, F.L. Razafindramisa

IEE Proceedings. Circuits devices and systems, 2004, 151, pp.322-325. ⟨hal-00147747⟩

  • Article dans une revue

Synchronisation conjointe rythme et phase en CDMA optimisée dans un contexte multi-utilisateur

E. Simon, K. Raoof, L. Ros

Annals of Telecommunications - annales des télécommunications, 2004, 59, pp.412-438. ⟨hal-00248123⟩

  • Communication dans un congrès

Central vision loss : wearable assistive system

Jean-Claude Kastelik, Michel Pommeray, V. Pardessus, C. Gaudefroy, V. Dedès

Conference and Workshop on Assistive Technologies for Vision and Hearing Impairment, CVHI 2004, 2004, Granada, Spain. ⟨hal-00147748⟩

  • Communication dans un congrès

Cymbal transducers under pressure

R. Newnham, D. Markley, R. Meyer, Anne-Christine Hladky, J. Cochran

2004 US Navy Workshop on Acoustic Transduction Materials and Devices, 2004, State College, PA, United States. ⟨hal-00133858⟩

  • Communication dans un congrès

Monolithic multimode transducers prototyped using extrusion and fused deposition of ceramics (FDC) techniques

D. Markley, R. Newnham, Anne-Christine Hladky, J. Cochran, R. Meyer, A. Safari, M. Allahverdi

2004 US Navy Workshop on Acoustic Transduction Materials and Devices, 2004, State College, PA, United States. ⟨hal-00133857⟩

  • Communication dans un congrès

Current instabilities and deep level investigation on AlGaN/GaN HEMT's on silicon and sapphire substrates

N. Sghaier, N. Yacoubi, J.M. Bluet, A. Souifi, G. Guillot, Christophe Gaquière, Jean-Claude de Jaeger

2004, pp.672-675. ⟨hal-00154889⟩

  • Communication dans un congrès

Radiation of surface waves into concrete by means of the wedge transducer : design and optimization

M. Goueygou, Bogdan Piwakowski, A. Fnine, F. Buyle-Bodin

16th World Conference on Non Destructive Testing, WCNDT 2004, 2004, Canada. pp.1-7. ⟨hal-00248100⟩

  • Communication dans un congrès

Electrical transport in organic nanostructures

D. Vuillaume

French-Japan Workshop on Nanomaterials, 2004, Bordeaux, France. ⟨hal-00140754⟩