Keyword: Semiconductors

Briefs: Semiconductors & ICs

Some organic materials cannot be utilized similarly to silicon semiconductors in optoelectronics. Whether in solar cells, light-emitting diodes, or in transistors, what is important is the bandgap, i.e....

Briefs: Electronics & Computers

Recently discovered two-dimensional (2D) materials with superlative properties have the potential to advance semiconductors but creating 2D devices with both good electrical contacts and...

Articles: Electronics & Computers
The key to acceptance and adoption of a "smart home" will be enhancing total ease of ownership.
Briefs: Green Design & Manufacturing

Organic semiconductors (OSCs) have emerged as a new class of electronic materials promising a wide range of applications including organic field-effect transistors...

Briefs: Test & Measurement

Accurately measuring semiconductor properties of materials in small volumes helps engineers determine the range of applications for which these materials may be suitable in the...

Briefs: Electronics & Computers

A process for fabricating atom-thin processors can be used to produce at the nanoscale for smaller and faster semiconductors.

Briefs: Electronics & Computers

There's an entire world our eyes miss, hidden in the ranges of light wavelengths that human eyes can't see. But infrared cameras can pick up this light emitted as...

Briefs: Electronics & Computers

In contrast with conventional light-emitting diodes (LEDs) that emit billions of photons simultaneously to form a steady stream of light, a single photon emitter (SPE) generates...

Briefs: Electronics & Computers
All-Fiber, Optically Controlled Optical Switch

An optical switch is a device where information-bearing light may be directed to one of several outputs. Prior art optical switches have mainly been integrated optical waveguide structures such as titanium-diffused (Ti) waveguides in lithium-niobate (LiNbO3) or gallium-arsenide (GaAs)...

Briefs: Semiconductors & ICs

Researchers have created stretchable, rubbery semiconductors including rubbery integrated electronics, logic circuits, and arrayed sensory skins fully based on rubber materials. The semiconductors have...

Briefs: Manufacturing & Prototyping

NASA’s Langley Research Center has developed a new way to reduce the high-temperature heating requirement of sapphire substrates in wafer production. The growth of...

Briefs: Materials

Many devices use light to probe the quantum states of atoms in a vapor confined in a small cell. Atoms can be highly sensitive to external conditions, and therefore make superb detectors....

Briefs: Electronics & Computers

Objects in our daily lives, such as speakers, refrigerators, and even cars, are becoming “smarter” day by day as they connect to the Internet and exchange data, creating the Internet of Things (IoT)....

Briefs: Materials

A customizable nanomaterial was developed that combines metallic strength with a foam-like ability to compress and spring back. The material can store and release mechanical energy on the nanoscale, and...

Application Briefs: Photonics/Optics

Cleaning, an integral part of many manufacturing and maintenance processes, is often critical to the performance of a broad range of technologies in the semiconductor, defense, MEMS, photonics...

Briefs: Semiconductors & ICs

Heat treatment, also known as annealing, is a common step in the semiconductor fabrication process. A buildup of radiation-induced localized charge within the...

Briefs: Semiconductors & ICs

One current method to build a semiconductor superlattice — materials comprised of alternating layers of ultra-thin, two-dimensional sheets only one or a...

Briefs: Energy

When hit with light, semiconductors (materials that have an electrical resistance in between that of metals and insulators) generate an electric current....

Briefs: Electronics & Computers

Computer processors have continued to shrink down to nanometer sizes where there can be billions of transistors on a single chip. This phenomenon is described under Moore's Law, which...

Briefs: Test & Measurement

To further develop semiconductor technology, the field of molecular electronics is seeking to manufacture circuit components from individual molecules instead of silicon. Because of...

Briefs: Materials

Extremely fine porous structures with tiny holes — resembling a kind of sponge at the nano level — can be generated in semiconductors. A method was developed for the controlled manufacture...

Briefs: Electronics & Computers

An increase in computing performance has been achieved by squeezing ever more transistors into a tighter space on microchips. This downsizing has also meant packing the wiring within...

Briefs: Data Acquisition

Spintronic devices promise to solve major problems in today's computers, which use massive amounts of electricity to generate heat. This requires expending even more energy for cooling. By contrast, spintronic...

Briefs: Imaging

Today's glass-based lenses are bulky and resist miniaturization. To address the problem, two different imaging methods — a type of lens designed for nanoscale interaction with lightwaves, and robust...

Briefs: Electronics & Computers

Demands for improved computer processing power have led researchers to explore both new processes and other materials beyond silicon to produce electronic components....

Briefs: Photonics/Optics

Thinning a material down to a single-atom thickness can dramatically change that material’s physical properties. Graphene, the best known two-dimensional (2D) material, has...

Briefs: Sensors/Data Acquisition
Surface-Field-Enhanced Detection of Deep UV Photons in Silicon Carbide Avalanche Photodetectors

While silicon carbide (SiC) is an ideal material for building ultraviolet (UV) photodetectors, the absorbed photons get recombined in the first few nanometers at the surface due to a large absorption coefficient in the 200- to 250-nm wavelength band....

Briefs: Manufacturing & Prototyping

In 3D printing — also known as additive manufacturing — an object is built layer-by-layer, allowing for the creation of structures that would be impossible to manufacture by...

Briefs: Semiconductors & ICs
Remote Detection of Electronic Devices

Non-Linear Junction Detection is a well-known technique for detecting electronics that utilize semiconductor (solid-state) junctions. The current state of the art for finding hidden electronics — such as electronic eavesdropping devices — using this technology has a maximum range of about 2 m, and more...