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The Rapid Rise of Beryllium-Aluminum Alloys in Aerospace Aeroacoustic Simulation Delivers Breakthroughs in Aircraft Noise Reduction Using System Simulation to Manage Increasing Thermal Loads on Aircraft Fuel Systems Ensuring the Compliance of Avionics Software with DO-178C Microwave Photonic Notch Filter Helps Ensure Critical Mission Success Measuring Propellant Stress Relaxation Modulus Using Dynamic Mechanical Analyzer New testing technique requires less material, gives more accurate results. Combustion Characteristics of Hydrocarbon Droplets Induced by Photoignition of Aluminum Nanoparticles Test methodology allows analysis of combustion dynamics for subscale rocket injectors under super critical conditions. Vapor Pressure Data and Analysis for Selected Organophosphorous Compounds: DIBMP, DCMP, IMMP, IMPA, EMPA, and MPFA Determining the thermophysical properties of chemical warfare agent simulants can help evaluate the performance of defensive equipment.

Simulating lightweight vehicles operating on discrete terrain Researchers characterize the mobility of autonomous reconnaissance vehicles on terrain considered to be deformable, and represented as a collection of bodies of spherical shape.

UAV Technology Using SWaP-C Reductions to Improve UAS/UGV Mission Capabilities UGV Technology Designing Rugged Computing Platforms for UGVs UUV & Robotics Technology Bi-manual Dexterous Manipulation for Maritime Explosive Ordnance Disposal UUV Technology Applying UUV Advances to Safeguard Harbors and Littoral Waters Robotics Technology Designing a Robot to Counter Vehicle-Borne Improvised Explosive Devices

On-Orbit Satellite Refueling Flow Measurement The Path from Concept to Operational Status Radiation Tolerant "Smart Backplanes" for Spacecraft Avionics Using Heat Pipes to Cool Embedded Computers Electronically Dimmable Aircraft Windows How do you block the light of the sun? Eliminating Electrical Arcing in Satellite Systems NASA Miniaturizes Century-Old Radio Sounder Technology Developing an Airborne Optical Systems Testbed (AOSTB) New Class of Excimer-Pumped Atomic Lasers (XPALS) Research demonstrates the viability of an atomic laser having a quantum efficiency greater than one. Hydrodynamic Drag Force Measurement of a Functionalized Surface Exhibiting Superhydrophobic Properties Comparing the skin friction drag effects of a superhydrophobic flat plate to an untreated flat plate of the same material and geometry.

Increasing the hydroforming knowledge base Tube hydroforming has become a viable economic alternative to various stamping and welding processes in automotive applications. Controlling two-stroke engine emissions With the constant rich operation of two-stroke engines, common design criteria for three-way catalysts fail. DaimlerChrysler technical symposium A year after the merger that created the new corporation, engineers from both groups came together to present a unified technical symposium to review the future direction of the new organization. Here are some highlights of the more significant technical developments. Vertical complex-shape headlamp reflectors Another improvement in lighting technology gives designers increased flexibility in vehicle appearance with no loss in lighting performance. Advances in static and dynamic exhaust system seating Major redesign, combined with minor improvements in simple details, returns significant benefits in sealing.

Speed is king Motorsports offers automakers a fast way to develop new technologies and quick-thinking engineers. This article explores how DaimlerChrysler, Ford, and General Motors approach motorsports as an engineering tool. Electronics: changing the shape of the automobile The decisions made by the automotive industry the next few years will forever change the shape of the automobile. The electronic technologies to improve fuel economy, increase passenger safety, lower emissions, and improve reliability are evolving quickly, but because of their cost the exact timeframe for their implementation is undecided. Chevrolet Corvette The Z06 is the big news for 2001, the new model having a high-output 5.7-L LS6 V8 developed by GM Powertrain. Innovation meets the mid-size segment The 2001 Chrysler Sebring and Dodge Stratus offer more power, enhanced NVH characteristics, and improved safety. Third-generation M3 The all-new high-performance M3 coupe debuts in North America.

Getting the aero advantage Team Rahal has come up with several innovative ways of integrating and implementing Fluent Inc.'s computational fluid dynamics softwarae into its engineering process. Jordan Grand Prix benefits from 3-D design This motorsports team's transition from 2-D design to 3-D digital modeling using SDRC's I-DEAS software has resulted in shorter lead times and improved part fit. The 2002 Explorer/Mountaineer Ford engineers further improve ride, handling, and safety while increasing the vehicles' power. Cadillac's re-engineered Escalade The 2002 model has a host of new, advanced features including "Northstar-inspired" powertrains, StabiliTrak stability control, and a Road Sensing Suspension system. Explorer Sport Trac breaks new ground Ford says its 2001 Explorer Sport Trac, based on the 2001 Explorer four-door, was engineered for improved ride and handling, and is the first traditional SUV with an open cargo area.

E-business: the new game in town With the initial formation of Covisint in February 2000, and with other online ventures established over the past couple of years, the automotive industry has thrown its chips into the B2B e-commerce game. The following is an update on how the industry is faring now that its cards are on the table. Simulation: redefining the development process Just as companies sought to shorten the development cycle with intergrated product teams, they do so again with up-front computer-aided analysis and simulation. New connections for automobiles Thanks to innovative technologies and applications, flexible circuitry is helping drive new trends, such as modularity, in automotive design, according to Sheldahl. NAIAS highlights: production Since becoming an international event in 1989, the North American International Auto Show in Detroit has hosted 620 North American and worldwide vehicle introductions.

Ford's Focus on the fuel cell The company's Aachen research center for advanced powertrain and environmental technologies provided the backdrop for a first drive of its latest fuel-cell prototype. Global viewpoints: Europe embraces the AT-factor The central pillar on which the success of every international automotive company now rests is the AT-factor, which stands for advanced technology. Target-vehicle modeling in crash analysis Ford engineers have refined their computer crash models for simulating vehicle compatibility between light trucks and cars. Reticulated polyurethane foam The new generation of materials has added safety, performance, reliability, and value to a number of automotive applications. Sorting through new automotive technologies Developments in powertrain, interior, and chassis technolgoies are improving the performance of vehicles in all corners of the world, including Europe.

Frankfurt Motor Show The art of automotive product packaging is a complex, multifunctional design and engineering discipline that has led to cars with relatively small overall dimesnions yet remarkable interior space. E-volutions As the movement to improve various supply-chain functions through the implementation of e-business initiatives gains momentum, the providers of the products and services that make the benefits possible are becoming more important to the automotive industry's future. Automakers going digital A math-based, vehicle-devleopment-process strategy has helped General Motors to achieve greater engineering capability, efficiency, and quality. A more redefined Ram Chrysler Group engineers have employed the use of hydroforming, new airbag technology, and aerodynamics, among other things, to improve the design, ride, and safety of the Dodge Ram 1500 for model year 2002.

Concepts from Tokyo The Japanese brands showed an impressive number of concept vehicles at the 2001 Tokyo Motor Show, from styling exercises in search of what will come next, to "reference models" that are very close to production. Formula One technology: 2001 Engineering highlights of the recently completed season were the return of traction control, the widespread use of launch control, and the move toward wide V-angle engines. Adaptive front lighting Though there have been several early attempts at giving lighting systems some mechanical "intelligence," Hella believes the time is drawing near for the burgeoning capability of processors and sensors to play a significant role in enhanced frontal illumination. Instrument-cluster design trends Optrex America engineers show how automotive interior designers can use light to their advantage in designing displays for dashboard clusters.

Fuel cell AUTOnomy General Motors stunned the North American International Auto Show audience with a fuel-cell concept intended to revolutionize the way vehicles are designed, built, and operated. Revving up for diesel With diesel engines having such a large automotive presence in Europe, and such a small one in the U.S., suppliers vie for the diesel of the future. High time for hybrids With two already on the road and at least four others slated for launch within the next couple of years, hybrid vehicles are taking center stage in the automotive industry. Whether the technology becomes a mass-market phenomena or niche-filler is a matter of debate--one that will take place at the SAE 2002 World Congress.

Business via the Internet E-business may not be the cure-all as originally perceived a few years ago, but it does have its place in helping automotive OEMs and suppliers achieve their supply chain goals. Collaborating via the Web The next stage of product development and engineering support software looks to enhance engineers' ability to collaborate with each other via the Internet. Power by Honda A new strategy--headlined by the Civic's hybrid twin-plug IC engine/electric powertrain--propels the company's "global dreams." End of the line for belching buses? In an effort to reduce the negative impact buses have on urban air quality, many transit agencies already have begun switching their fleets from diesel fuel to natural gas. Now, some are turning to diesel hybrid technology.

Engines for growth Is this the beginning of the end for IC engines? A view from the inside The selection of materials is one of many choices vehicle interior designers face when addressing issues such as ergonomics, aesthetics, comfort, and safety. Electronics and materials for chassis and body The advent of electronics to enhance ride, handling, and braking, and the application of computer-aided design and engineering to create ever stiffer structures, have together transformed both chassis and body technology. Creating reality together In the creation of concept cars, as in the creation of production vehicles, GM designers and engineers work together. E-safety spotlight This Focus on Electronics section highlights some of the latest applications of electronics and communications technology to improve automobile safety. Technology and the Indy Racing League Rule changes and new participants next season mean the series is going to get much more technically interesting.

Then there were two Prevailing sentiment in the Japanese media, and to some extent among the public, is that there are two truly indigenous automobile manufacturers in Japan: the Toyota group of companies and Honda. Others have entrenched themselves in global alliances for much-needed infusions of foreign capital. Cars and light trucks merge As light-vehicle segments blur in function and utlility, Japanese manufacturers are placing body design emphasis on optimum space utilization and crash safety. Chassis trends Technologies in development by Japanese companies include lane keeping, steer by wire, and dynamic stability via hybrid-electric drive. Engines and electric motors The Japanese industry is pursuing a high-tech mix of internal combustion engines, hybrid IC/electric powertrains, and fuel cells.

Tech Highlights: 2002 Mondial de L'Automobile European editor Stuart Birch gives a run down of some of the significant vehicle and technology debuts at the Paris Motor Show, beginning with the French automakers. Supply-chain trends With increased responsibility for modules and warranties, automotive suppliers are finding innovative ways to manage their supply chains. Sports car racing technology Le Mans series race car engineering reach a high-water mark in 2002, but will likely recede in 2003. Innovation at DaimlerChrysler Chairman and CEO Jurgen Schrempp believes that in the next 15 years, car technology and design will move ahead more rapidly than at any time in the past half century--and that almost everything except the basic four-wheel layout could change. Escape Hybrid is a showstopper Ford in 2003 will launch the world's first production hybrid-electric SUV, which will be the subject of much discussion at this month's 2002 SAE International Truck & Bus Meeting & Exhibition.

Bending light Lighting technology is becoming more intelligent and adaptive as OEMs and suppliers develop systems that are more integrated into vehicle electronics systems for greater performance and safety. Top technologies of the year The world's automakers and suppliers were busy in 2002 equipping production vehicles with significant new technology. The editors review some of those significant "game changing" innovations for the past model year. Testing on the move Advances in mobile data acquisition, such as those from HBM, have helped engineers move the testing of vehicles from the laboratory to the road. Producing an all-new powertrain Ford and International each revamped a plant to build a new powertrain for Ford's super-duty trucks and Excursion sport utility vehicle. Making plastic parts New ways of forming plastics for automotive components were revealed at an annual contest sponsored by the Society of Plastics Engineers.

NAIAS production vehicles The strength of light trucks and crossovers in North America was on display as a majority of the all-new vehicles debuting at the events were for those segments of the industry. This special edition of Global Vehicles provides highlights of new-vhielce technology for 2003 and beyond. Volvo XC90: AEI's Best Engineered Vehicle for 2003 The new model raises the safety and environmental compatability bars for SUVs. Leading the way Fuel-cell vehicles from Toyota and Honda are hitting the streets for customer use in both Japan and the U.S. AEI Tech 2003 Awards Automotive Engineering International highlights the top products and technologies (submitted as of February 18) from the SAE 2003 World Congress. Introducing Dr. Jack E. Thompson, SAE President for 2003 A change agent with early roots in the automotive industry gets in the Society's driver seat.

Product is king in North America As it does every year, AEI takes a look at automotive industry trends in the three major regions of the world, beginning in this issue with a look at the North American industry and how domestic OEMs and suppliers are shaping its future. Europe will be the focus in June, Japan in August. A powerful mix Traditional and not-so-traditional power sources will share the roads in North America as OEMs and suppliers continue to research and develop a variety of advanced propulsion technologies. Consumer research drivers interior trends OEMs are giving suppliers greater responsibilities not only for delivering vehicle interiors, but also for consumer research that leads to compelling interior designs. Body and chassis developments Advanced technologies are enabling light trucks and SUVs to close the ride, handling, and safety gap with passenger cars.

No hands with Bluetooth A major effort is underway to implement the wireless specification in cars and cell phones to reduce driver distraction. Sensors proliferate The boom is light on wireless, heavy on intelligence. Water and heat in the fuel-cell balance Researchers from the National Renewable Energy Laboratory, Millenium Cell, and DaimlerChrysler are working on a sodium borohydride system tha thas the potential to meet FreedomCAR's weight-percent hydrogen-storage targets. Far East optimism Asia's Big Three--Toyota, Honda, and Nissan-- relied to a large extent on their global presence to post strong profits in 2002 as they and other Far East automakers prepare for an upswing in their economies. Models of choice Seven of the eight Japanese passenger car/light truck manufacturers offer various configurations of compacts, which are taking off in Asia.