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Viscoelastic strain-energy hinge for solar array deployment

Kwak, M.K. / Ra, Wan-Kyu / Yoon, Kwang-Joon | Tema Archiv | 1999

This paper is concerned with the viscoelastic strain-energy hinge for solar array deployment. The original strain-energy hinge proposed by ...

Vibration control of a gossamer toroidal structure using smart material actuators and sensors

Jha, A.K. / Inman, D.J. | Tema Archiv | 2003

Gossamer or inflatable structures have been a subject of renewed interest for space applications because of their lightweight, on-orbit ...

Vibration control of a flexible beam through a smart structure concept

Goud, A.P. / Umapathy, M. | Tema Archiv | 1998

Active control has become important in structural systems as an efficient tool for vibration suppression. A cantilever beam has been chosen ...

Vibration and shape control of hinged light structures using electromagnetic forces

Matsuzaki, Y. / Miyachi, S. / Sasaki, T. | Tema Archiv | 2003

This paper describes a new electromagnetic device for vibration control of a light-weighted deployable/retractable structure which consists ...

Vehicular applications of smart material systems

Leo, D.J. / Weddle, C. / Naganathan, N. et al. | Tema Archiv | 1998

The results of an initial investigation in the use of smart material system for automobiles are presented. For this work, a smart material ...

Ultralightweight silicon carbide infrared cryogenic telescope

Anapol, M. / Philippon, R. / Tucker, T. et al. | Tema Archiv | 1995

silicon carbide telescope is an extremely attractive technology which offers the lightweight and stiffness features of beryllium, the optical ...

Transparent spinel development

Patterson, M. / Caiazza, J.E. / Roy, D.W. | Tema Archiv | 2000

The optical and mechanical properties of polycrystalline MgAl₂O₄ spinel make this material of interest for ...

Transparent ceramics for armor and EM window applications

Patel, P.J. / Gilde, G.A. / Dehmer, P.G. et al. | Tema Archiv | 2000

for a variety of applications. Future combat and non-combat environments will require lightweight, threat adjustable, multifunctional, and ...

Thruster-plume-induced contamination measurements from the PIC and SPIFEX flight experiments

Soares, C.E. / Barsamian, H. / Rauer, S. | Tema Archiv | 2002

developed for the International Space Station (ISS). ...

Three-dimensional anthropometric techniques applied to the fabrication of burn masks and the quantification of wound healing

Whitestone, J.J. / Geisen, G.R. / McQuiston, B.K. | Tema Archiv | 1997

for successful mission performance of weapon systems, including cockpits, protective equipment, and clothing. The application of human body ...

Thin film coatings with variable emittance

Larsson, A.L. / Niklasson, G. / Stenmark, L. | Tema Archiv | 1999

The universal multizone crystallizator (UMC) furnance: an international cooperative agreement

Watring, D.A. / Su, C.H. / Gillies, D. et al. | Tema Archiv | 1996

The universal multizone crystallizator (UMC) has been developed and patented by a team at the University of Miskolc for crystal growth of ...

Thermographic detection and quantitative characterization of corrosion by application of thermal line source

Cramer, K.E. / Winfree, W.P. | Tema Archiv | 1998

designed to determine the spatial resolution of the system. A steady state solution for the induced thermal change in the plate is presented. When ...

Verlag: SPIE International Society for Optical Engineering , Bellingham

Thermal investigation of real aircraft components

Dal Toe, S. / Bison, P.G. / Marinetti, S. et al. | Tema Archiv | 2001

Composite materials are prone to various damages, particularly if used for aeronautic fuselage components. These parts are increasingly ...

Thermal and mechanical performance of a carbon-carbon composite spacecraft radiator

Kuhn, J.L. / Benner, S.M. / Butler, C.D. et al. | Tema Archiv | 1999

weight. However, the high cost and long lead-time for carbon-carbon manufacture have limited their widespread usage. Consequently, an informal ...

The pizoelectric aeroelastic response tailoring investigation: a status report

Heeg, J. / McGowan, A. / Crawley, E. et al. | Tema Archiv | 1995

Experimental and analytical investigations are described about using piezoelectric actuators for tailoring the aeroelastic response of a ...

The advanced automated directional solidification furnace

Gillies, D.C. / Reeves, F.A. / Jeter, L.B. et al. | Tema Archiv | 1996

The advanced automated directional solidification furnace (AADSF) is a five zone tubular furnace disigned for Bridgeman-Stockbarger and ...

Surface-mounted periodic field eddy current sensors for structural health monitoring

Goldfine, N.J. / Zilberstein, V.A. / Schlicker, D.E. et al. | Tema Archiv | 2001

mounted, like a strain gage, at critical locations for detection of crack initiation and monitoring of crack growth. This can be accomplished on a ...

Subwavelength volume holographic grating in photopolymer for the liquid crystal display viewing angle compensation

Lee, M.S.L. / Delboulbe, A. / Gomez, G. et al. | Tema Archiv | 2003

interest for the direct view liquid crystal displays that suffer from a narrow viewing angle. In fact, by providing high birefringence, they ...

Structural health monitoring using FBG sensor in space environment

Kabashima, S. / Ozaki, T. / Takeda, N. | Tema Archiv | 2001

expected to be a very useful tool. The authors are developing a health monitoring system for satellites utilizing a FBG (fiber Bragg grating ...