Keyword: Chemicals

Briefs: Photonics/Optics

A terahertz laser was developed with high constant power, tight beam pattern, and broad electric frequency tuning for a wide range of applications in chemical sensing and imaging. The...

Briefs: Sensors/Data Acquisition

Scientists have developed color-changing, flexible photonic crystals that could be used to develop sensors that warn when an earthquake might strike next. The wearable, robust, and low-cost...

Briefs: Power
This scalable power processing unit (PPU) is for use with low-power Hall effect thrusters.
Briefs: Data Acquisition
This system enables fast analysis of hyperspectral images in disaster response or target detection scenarios.
Briefs: Green Design & Manufacturing
This approach could result in developing chemical sensors that are sensitive at a very low level to a specific chemical in the environment.
Briefs: Materials
Diamonds’ atomic flaws are converted into atomic sensors that watch a quantum world of materials under extreme pressure.
Briefs: Lighting
Polymer cores redirect light from any source to solar cells.
Briefs: Energy
A new anode for aqueous batteries uses seawater as an electrolyte.
Briefs: Sensors/Data Acquisition
The device could help doctors personalize treatments.
Q&A: Materials
A chemical process produces valuable biodegradable chemicals from discarded plastics.
Application Briefs: Communications
Pellistor/Catalytic Bead (CB) sensors can respond to flammable gases such as hydrogen, oxygen, hydrogen sulfide, methane, butane, propane, and carbon monoxide.
Briefs: Sensors/Data Acquisition
The inexpensive, convenient devices can measure exposure to a class of chemicals that can be harmful during pregnancy.
Briefs: Test & Measurement
This technology provides accurate results on concentrations below levels that represent an immediate danger to life and health.
Briefs: Materials
A new anode for aqueous batteries uses seawater as an electrolyte.
Briefs: Energy
The method could be applied to carbon waste streams.
Briefs: Materials
The approach could lead to more flexible health monitors, wearable devices, sensors, optical communication systems, and soft robotics.
Briefs: Photonics/Optics
Northwestern researchers have developed a new microscopy method that allows scientists to see the building blocks of “smart” materials.
Briefs: Materials
The chemical process turns plastic into biodegradable chemicals for surfactants and detergents.
Briefs: Materials
The high-quality bioplastics can be molded into a film that can be used in plastic bags and packaging.
Briefs: Green Design & Manufacturing
This portable method could enable hospitals to make their own supply of the disinfectant on demand and at lower cost.
Briefs: Mechanical & Fluid Systems

Due to the chemical stability and durability of industrial polymers, plastic waste does not easily degrade in landfills and is often burned, which produces carbon dioxide and other hazardous gases. In...

Briefs: Mechanical & Fluid Systems
A catalytic reaction causes a two-dimensional, chemically coated sheet to spontaneously morph into a three-dimensional gear.
Briefs: Materials
This could reduce the environmental impact of styrene manufacturing.
Briefs: Imaging
Northwestern researchers have developed a new microscopy method that allows scientists to see the building blocks of “smart” materials being formed at the nanoscale.
Briefs: Test & Measurement
The miniaturized detector mimics the process dogs use to detect cancer and other diseases by smell.
Briefs: Sensors/Data Acquisition
Study shows improvements to chemical sensing chip that aims to quickly and accurately identify drugs and other trace chemicals.
Briefs: Green Design & Manufacturing
By converting CO2 into complex hydrocarbon products, a new catalyst could aid in large-scale efforts to recycle excess carbon dioxide.
Briefs: Electronics & Computers
The stretchable electronics are more stable as they change shape, which could lead to next-generation sensors for healthcare applications.
Briefs: Electronics & Computers
This device fits on a computer chip but can analyze infrared light in the same way as a conventional spectrometer.