Tech Needs
Substance with High Affinity for Large Antigen Molecules

A company seeks a process of making high-affinity antibodies (or other substances) that can bind rapidly to antigens of large molecular sizes, such as proteins. Achieving high-affinity binding is important for expanding detection limits and achieving diagnostics in short amounts of time....

Briefs: Mechanical & Fluid Systems

A method denoted wireless acoustic- electric feedthrough (WAEF) has been conceived for transmitting power and/or data signals through walls or other solid objects made of a variety...

Who's Who: Test & Measurement

Dr. David Morrison is senior scientist at the NASA Astrobiology Institute and a founder of the multidisciplinary field of astrobiology. He is an expert on the risk of asteroid...

Briefs: Medical
Apparatus for Sampling Surface Contamination

An apparatus denoted a swab device has been developed as a convenient means of acquiring samples of contaminants from surfaces and suspending the samples in liquids. (Thereafter, the liquids can be dispensed, in controlled volumes, into scientific instruments for analysis of the contaminants.) The...

Briefs: Medical
Novel Species of Non-Spore-Forming Bacteria

While cataloging cultivatable microbes from the airborne biological diversity of the atmosphere of the Regenerative Enclosed life-support Module Simulator (REMS) system at Marshall Space Flight Center, two strains that belong to one novel bacterial species were isolated. Based on 16S rRNA gene...

Briefs: Medical

The laboratory apparatus shown in the figure is a chamber for aerosol deposition of bioparticles on surfaces of test coupons. It is designed for primary use in inoculating both flat and...

Briefs: Physical Sciences
Hyperspectral Sun Photometer for Atmospheric Characterization and Vicarious Calibrations

A hyperspectral sun photometer and associated methods have been developed and demonstrated. Sun photometers are used to measure total (global), direct, and diffuse at-surface solar irradiance. The data acquired by sun photometers are used in atmospheric,...

Briefs: Physical Sciences

Hamler Test and Analysis (HTA) provides testing, design, and finite-element analysis (FEA) consulting services, specializing in vibration measurement and experimental vibration...

Briefs: Physical Sciences
Dynamic Stability and Gravitational Balancing of Multiple Extended Bodies

Feasibility of a non-invasive compensation scheme was analyzed for precise positioning of a massive extended body in free fall using gravitational forces influenced by surrounding source masses in close proximity. The N-body problem of classical mechanics is a paradigm...

Briefs: Information Technology
Simulation of Stochastic Processes by Coupled ODE-PDE

A document discusses the emergence of randomness in solutions of coupled, fully deterministic ODE-PDE (ordinary differential equations-partial differential equations) due to failure of the Lipschitz condition as a new phenomenon. It is possible to exploit the special properties of ordinary...

Briefs: Electronics & Computers
Cluster Inter-Spacecraft Communications

A document describes a radio communication system being developed for exchanging data and sharing data-processing capabilities among spacecraft flying in formation. The system would establish a high-speed, low- latency, deterministic loop communication path connecting all the spacecraft in a cluster. The...

Briefs: Mechanical & Fluid Systems
Low-Impact Mating System for Docking Spacecraft

A document describes a low-impact mating system suitable for both docking (mating of two free-flying spacecraft) and berthing (in which a robot arm in one spacecraft positions an object for mating with either spacecraft). The low-impact mating system is fully androgynous: it mates with a copy of...

Briefs: Physical Sciences
Non-Destructive Evaluation of Materials via Ultraviolet Spectroscopy

A document discusses the use of ultraviolet spectroscopy and imaging for the non-destructive evaluation of the degree of cure, aging, and other properties of resin-based composite materials. This method can be used in air, and is portable for field use. This method operates in...

Briefs: Physical Sciences
Gold-on-Polymer-Based Sensing Films for Detection of Organic and Inorganic Analytes in the Air

A document discusses gold-on-polymer as one of the novel sensor types developed for part of the sensor development task. Standard polymer- carbon composite sensors used in the JPL Electronic Nose (ENose) have been modified by evaporating 15 nm of...

Briefs: Information Technology
Genetic Algorithm Optimizes Q-LAW Control Parameters

A document discusses a multi-objective, genetic algorithm designed to optimize Lyapunov feedback control law (Q-law) parameters in order to efficiently find Pareto- optimal solutions for low-thrust trajectories for electronic propulsion systems. These would be propellant-optimal solutions for...

Briefs: Information Technology
Quantum-Inspired Maximizer

A report discusses an algorithm for a new kind of dynamics based on a quantum-classical hybrid-quantum-inspired maximizer. The model is represented by a modified Madelung equation in which the quantum potential is replaced by different, specially chosen "computational" potential. As a result, the dynamics attains both...

Articles: Motion Control

Robotics technology has made measurable strides in the last few years. Today’s robots can move with greater precision over a more flexible range of motion, while handling heavier payloads....

Articles: Motion Control

Many robotic and mechanical systems require the calculation of kinematic equations to express the relationship between variables that are to be controlled (motor/actuator position obtained via...

Application Briefs: Robotics, Automation & Control

To camouflage an object is to hide it, conceal it so that it blends in with the surrounding environment. For the military, it’s a tactical necessity and can make the difference between a...

Application Briefs: Robotics, Automation & Control

Parallel Robotic Systems Company (Hampton, NH) designs and produces high-precision positioning systems to provide effective solutions for difficult motion problems, correct errors in automated...

Products: Robotics, Automation & Control

MISUMI USA Inc. (Schaumburg, IL) has introduced a family of self-lubricating linear bushings in assorted styles, with straight or mini-flanged versions. The bushings carry three times the rated life span of conventional...

Products: Robotics, Automation & Control

ACS Motion Control (Plymouth, MN) has developed a rack-mounted motion controller that delivers smooth motion control at high speeds, without compromising accuracy, for the most demanding applications. The...

Products: Robotics, Automation & Control

The Industrial Automation Group of Advantech (Cincinnati, OH) has unveiled two new ADAM analog input modules, the ADAM-5017P and ADAM-5018P. The ADAM-5017P has eight different independent configuration channels, supports...

Products: Robotics, Automation & Control

The Model GT100 from Stellar Technology (Amherst, NY) is a heavy-duty pressure transducer for severe applications like rocket engine testing that can ruin a typical pressure sensor. It features a cleanable pressure cavity and...

Products: Robotics, Automation & Control

The ION (R) digital drive from Performance Motion Devices (Lincoln, MA) now has power ranges of 500W and 3000W. This allows a wide range of motor types and sizes to be combined in multi-axes motion positioning...

Products: Robotics, Automation & Control

The DGSL from Festo Corp. is designed as an ultra-precise slide for positioning or as an easy pick-and-place system. The main design element to this precision slide is the use of an integrated bearing system with an...

Products: Robotics, Automation & Control

The TA2230 constant velocity drive from Trust Automation (San Diego, CA) is designed to run a brushless motor at a constant velocity using the motor’s ll sensors for the velocity feedback. Using an RS232 interface,...

Products: Robotics, Automation & Control

A rotating torque sensor from Sensor Development (Lake Orion, MI) feature a bearing system that allows the structure to be exposed to very high radial loads without damage. Most standard torque sensors require their housings to...

Products: Robotics, Automation & Control

Leoni (Kitchener, Germany) is extending its portfolio of special cable products to include cables with cores having outer diameters as small as 0.02 mm. These wafer-thin miniature cables are used for medical, measurement and...

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