Aerospace technologies

In the early 1970s, the first companies to apply low cost, mass production techniques to photovoltaics, a technology that had previously been considered an exotic aerospace technology, emerged. These techniques included the use of electroplated and screen printed metal paste electrical conductors, reflow soldered ribbon interconnects, and by 1977, low cost, automobile windshield-style, laminated module constmction. Such processes benefitted from a substantial existing industrial infrastmcture, and have become virtually ubiquitous in the present PV industry. 

Burns, R.S. (1997) Intelligent Manufacturing, Journal of Aircraft Engineering and Aerospace Technology, MCB University Press, 69(5), pp. 440-446. 

D. L. Schmidt, Ablative Polymers in Aerospace Technology, (G. F. D Alelio and J. A. Parker, eds.) Ablative Plastics, Marcel Dekker, Inc., New York (1971). 

However, the chief purpose of introduction of fillers into PCM is to make possible the modification of polymers and thereby create materials with a prescribed set of physico-mechanical properties, and, obviously, the properties of filled materials may be controlled by, for example, varying the type of the base polymer (the matrix ) and filler, its particle size distribution and shape. It may not require a large quantity of filler [7]. Thanks to considerable advances in PCM research, their use in a broad range of industries — machine building, construction, aerospace technology, etc. — has become extensive [8 — 11]. 

The series of Sensors Applications will deal with the use of sensors in the key technical and economic sectors and systems Sensors in Manufacturing, Intelligent Buildings, Medicine and Health Care, Automotive Technology, Aerospace Technology, Environmental Technology and Household Appliances. Each volume will be edited by specialists in the field. Individual volumes may differ in certain respects as dictated by the topic, but the emphasis in each case will be on the process or system in question which sensor is used, where, how and why, and exactly what the benefits are to the user. The process or system itself will of course be outlined and... 

P Vantock, "Combustion Instability and Solid Propellant Rockets (Surveys of Soviet Scientific and Technical Literature) , Library of Congress, Aerospace Technology Division, Washington, DC (1965) 60pp... 

J.S. D Arrigo, in Hearing before the Subcommittee on Aerospace Technology and National Needs of the Committee on Aeronautical and Space Sciences, United States Senate, U.S. Government Printing Office, Wash. DC, 1976, p. 287. 

Nartsissov, B. U.S. Department of Commerce, Aerospace Technology Division, Library of Congress. Washington D.C. Report No. AD 629515 (microfilm), 1966, 41... 

Chapters 7-9 deal with the process aspects of pyrolysis to produce epbba. The first discusses the use of aerospace technology to simulate an unconventional process. The second discusses the results of recent attempts to develop computer models for large scale pyrolysis of hydrocarbons and the third discusses recent process and furnace design advances. 

NASA sometimes grants exclusive licenses to encourage early commercial development of aerospace technology, particularly in those cases where considerable private investment is required to bring the invention to the marketplace. Non-exclusive licenses are also granted, to promote competition and bring about wider use of NASA inventions. 

The information dissemination programs which I have just discussed are aimed primarily at the private sector. However, in the public sector, we have a different situation. Here our efforts are directed to demonstrating that aerospace technology can be useful in solving recognized public oriented problems in areas such as health, transportation, public safety, environment and so on. Since the primary beneficiaries of these projects are basically the public-at-large and not private industry, we work with other federal agencies on a cooperative basis. 

Novikov, V.G., Diffusion bonding dissimilar materials in aerospace technology. Weld. Int. 65 (1995) 477-478. 

Although fundamental research has remained the focal point of the DMFC project at LANE, we have continued prototyping DMFC stacks for the portable power applications and auxiliary power units to prove practical viability of core technology developed at LANE, identify possible scale-up issues, and verify adaptability of the technology to complete systems developed by our partner. Ball Aerospace Technologies Corporation. 

LACCO, UMR-CNRS 6503, University of Poitiers, F-86022 Poitiers, France Aerospace Technology GmbH, Tirolerstr. 80, A-9500 Villach, Austria ARC Seibersdorf Research, A-2444 Seibersdorf Austria ESA-ESTEC, Noordwijk, the Netherlands... 

The total cost of material fracture is about 4% of gross domestic product in the United States and Europe (88,89). Fracture modes included in the cost estimates were stress-induced failures (tension, compression, flexure, and shear), overload, deformation, and time-dependent modes, such as fatigue, creep, SCC, and embrittlement. The environmentally assisted corrosion problem is very much involved in the maintenance of the safety and reliability of potentially dangerous engineering systems, such as nuclear power plants, fossil fuel power plants, oil and gas pipelines, oil production platforms, aircraft and aerospace technologies, chemical plants, and so on. Losses because of environmentally assisted cracking (EAC) of materials amount to many billions of dollars annually and is on the increase globally (87). 

Since the 1940s, the aeronautical and aerospace technologies have soared, with all types of RPs playing major roles in both pragmatic improvements and dramatic advances. RPs lightweight and durability provide savings on fuel consumption and the ability to stand up to stress (creep, fatigue, etc.) and varied environments. 

Although composites of glass cloth with polymeric resins have been common for several decades, the development of aerospace technology in the 1950 s and 1960 s led to an intensive effort to understand composites better and to optimize their physical behavior. Since weight must be kept to a minimum in aerospace applications, considerable attention was given... 

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