High Tech Ceramics News articles from May 1999

High Tech Ceramics News archives from May 1999

INDUSTRY ANALYSIS: Powder Market to Top $2 Billion by 2003.
May 1, 1999... Advanced ceramics play an important role in the U.S. economy and are crucial to its future development. They are revolutionizing the field of material science and technology, resulting in the improved performance of existing products and the...

PROCESSING AND TECHNOLOGIES Nitride Bearings Still Need Lubricant.
May 1, 1999... A study performed by a consortium including the University of Utah, Sundstrand Power Systems, and Cercom, Inc. failed to show the suitability of lubricant-less silicon nitride bearings for use in expendable turbojet engines, but did prove that...

More on Sandia's Ceramics CRADA.
May 1, 1999... The Department of Energy's Sandia National Laboratories, five commercial ceramic manufacturers, and Los Alamos National Laboratory are making ceramic history by taking the "art" out of ceramics production and replacing it with science (HTCN,...

POWDERS AND NANOCERAMICS Chemical Synthesis of Nano-Size PZT and PMN.
May 1, 1999... Lead zirconate titanate (PZT) and lead magnesium niobate (PMN) have now largely superseded barium titanate because of their stronger piezoelectric effects. It is only recently that researchers have taken notice of the very desirable features...

ZYP Provides BN Powders.
May 1, 1999... ZYP Coatings provides highly refractive boron nitride (BN) material with a high lubricious nature, excellent thermal conductivity (similar to stainless steel), high electrical resistivity, and high dielectric strength with low dielectric...

Nanoscale Materials Control Emissions.
May 1, 1999... NexTech Materials, Ltd. is helping pave the way for developing advanced power generation systems with lower emissions and improved use of domestic resources to meet U.S. energy needs. NexTech is currently spearheading two collaborative R&D...

COATINGS: New Technique for Ceramic Coating.
May 1, 1999... The practice of anodizing (controlling) the oxidation of aluminum and aluminum alloys is more than seven decades old. The primary intent of anodizing aluminum and aluminum-alloy parts is to protect the highly reactive surface against corrosion...

FIBERS AND COMPOSITES: Volume Synthesis of Single Crystal Fibers.
May 1, 1999... Scientists at Containerless Research, Inc. (CRI) have come up with a means to significantly increase the throughput in the manufacture of inexpensive crystalline oxide fibers for high temperature structural applications. The new process...

Reducing Fine Fiber Risk.
May 1, 1999... Researchers at the Warwick Process Technology Group have devised a manufacturing technique for spun-fiber-based ceramics that allows manufacturers to produce high tech ceramic fibers without the creation of very small diameter fibers that can...

Work-of-Fracture in Composites Evaluated.
May 1, 1999... Ceramic whiskers are used to make structural ceramic composites because the composites show high fracture toughness compared to monolithic ceramics. Hence, many researchers have investigated the fracture toughness including R-curve behavior...

DIAMOND PRODUCTS: DLC Films Deposited from Benzene.
May 1, 1999... Diamond-like carbon (DLC) and amorphous carbon films deposited by plasma-enhanced chemical vapor deposition (CVD) have received significant attention in recent years because of their high mechanical hardness, low friction, high electrical...

STRUCTURAL CARBON: Radiator Improves Thermal Control.
May 1, 1999... Satellites in orbit around the Earth must dissipate tremendous amounts of waste heat from absorbed solar radiation and internal heat sources. The primary way to disperse thermal energy is through a series of special radiator panels affixed to...

BIOCERAMICS: Medical and Dental Applications Highlighted.
May 1, 1999... Many new developments in bioceramics were addressed during The American Ceramic Society's 101st Annual Meeting & Exposition, held April 25-28, 1999, at the Indiana Convention Center (Indianapolis, IN). Medical and ceramic technology...

FILTERS AND MEMBRANES Ceramic Oxide Can Serve in Fuel Cells.
May 1, 1999... Mixed conducting perovskite oxide materials, already considered as materials for ceramic membranes designed for oxygen separation from air, may also have applications in solid oxide fuel cells and sensors, report 5 University of Houston (UH)...

Oxygen Opens Up for Dense Ceramics.
May 1, 1999... Recent advances in mixed ion-conducting ceramics has opened up a realm of possibilities for separating oxygen from air, according to Gary Stiegel, product manager of Integrated Gasification Combined Cycle (IGCC) at the Federal Energy...

ELECTRONIC CERAMICS: PZT Materials Formed by Gelcast.
May 1, 1999... The reliability of lead zirconate titanate (PZT) ceramics, long a major issue with the materials, has received a solid boost with the development of a gelcast forming technique by scientists at Oak Ridge National Lab (ORNL). PZT materials...

Effort Produces Multi-Layer Capacitor.
May 1, 1999... Philips Advanced Ceramic Center (part of Philips Japan, Ltd.), in a collaborative effort with research laboratories of Royal Philips Electronics in the Netherlands and Germany, along with a Taiwanese manufacturer and a Japanese supplier, has...

SUPERCONDUCTORS: Nonrandom HTc-Metal Composites Developed.
May 1, 1999... A nonrandom approach to super-conducting composites has been devised by Israeli researchers. The new materials are comprised of micrograins of a high temperature ceramic superconductor (HTc such as YBa2Cu3O7) which are coated with a thin metal...

Photolithography Pins Microstructure.
May 1, 1999... Using modern photolithographic techniques, scientists at Argonne are developing a new generation of superconducting materials. Their microstructures are precisely controlled by establishing pinning centers on a periodic lattice so that each...

Filter LineField Test Scheduled.
May 1, 1999... Illinois Superconductor Corp., a leading supplier of superconducting technology for the wireless telecommunications industry, has announced the introduction of its new GSM RangeMaster filter system with ATP, which will be field tested by one...

INDUSTRY NEWS: Congress Asked to Explore Superconductors.
May 1, 1999... American Superconductor CEO Greg Yurek called on Congress to enact legislation to promote reinvestment in advanced technologies that will strengthen the nation's electric power grid and support competitive reforms. At the first hearing of...

STI's First Quarter Up 98%.
May 1, 1999... Superconductor Technologies Inc., a leader in the development of wireless communications filter products utilizing superconducting materials and cryogenic technologies, announced that its commercial product revenues in the first quarter of...

Intermagnetics' Income Down in Third Quarter.
May 1, 1999... Intermagnetics General Corp. reported third-quarter net income of $452,000 ($.03 per diluted share), compared with $815,000 ($.06 per diluted share) a year earlier. Net sales, affected primarily by timing issues in the magnet products segment...

Ceradyne's First Quarter Down.
May 1, 1999... Ceradyne Inc., a manufacturer of technical ceramics, has announced the financial results for the 3 months ended March 31, 1999. For the quarter, the company reported net income of $48,000 ($.01 per diluted and basic share), compared with net...

Vishay's Net Falls in Quarter.
May 1, 1999... Felix Zandman, chairman and CEO of Vishay Intertechnology, Inc., has announced that for the 3 months ended March 31, 1999, sales were $423,058,000, compared with $348,744,000 in the previous year's first quarter. Net earnings before...

BOOKS AND REPORTS New Books from MRS.
May 1, 1999... Nitride Semiconductors, edited by F. A. Ponce (Xerox, PARC), S. P. DenBaars (University of California), B. K. Meyer (Justus Liebig University), S. Nakamura (Nichia Chemical Industries), and S. Strite (IBM Research Laboratory), containing 181...

CALENDAR.
May 1, 1999... June 21-25, 1999, 6th ECerS-Conference, Brighton, England. Contact: The Institute of Materials, C914, 1 Carlton House Terrace, London SW1Y 5DB, U.K. June 21-24, 1999, Aeromat '99 - 10th Annual AeroMat Conference and Exposition, Dayton...