American Institute of Physics

The '50-50' chip: Memory device of the future?

A new, environmentally-friendly electronic alloy consisting of 50 aluminum atoms bound to 50 atoms of antimony may be promising for building next-generation "phase-change" memory devices, which may be the ...

Sep 13, 2013
4.2 / 5 (11) 2 | with audio podcast

Sound bullets in water

Sound waves are commonly used in applications ranging from ultrasound imaging to hyperthermia therapy, in which high temperatures are induced, for example, in tumors to destroy them. In 2010, researchers at Caltech led by ...

Nov 19, 2012
5 / 5 (9) 0 | with audio podcast

Growing thin films of germanium

Researchers have developed a new technique to produce thin films of germanium crystals—key components for next-generation electronic devices such as advanced large-scale integrated circuits and flexible ...

Sep 06, 2013
4.5 / 5 (10) 0 | with audio podcast

Ultra-thin wires for quantum computing

Take a fine strand of silica fiber, attach it at each end to a slow-turning motor, gently torture it over an unflickering flame until it just about reaches its melting point and then pull it apart. The middle ...

Jun 17, 2014
5 / 5 (9) 1

To touch the microcosmos

What if you could reach through a microscope to touch and feel the microscopic structures under the lens? In a breakthrough that may usher in a new era in the exploration of the worlds that are a million ...

Sep 13, 2013
5 / 5 (8) 0 | with audio podcast

Seeing in the dark

Thermal infrared (IR) energy is emitted from all things that have a temperature greater than absolute zero. Human eyes, primarily sensitive to shorter wavelength visible light, are unable to detect or differentiate ...

Oct 29, 2013
5 / 5 (8) 0 | with audio podcast

What makes flying snakes such gifted gliders?

Animal flight behavior is an exciting frontier for engineers to both apply knowledge of aerodynamics and to learn from nature's solutions to operating in the air. Flying snakes are particularly intriguing ...

Mar 04, 2014
4.4 / 5 (9) 1

New materials for future green tech devices

From your hot car to your warm laptop, every machine and device in your life wastes a lot of energy through the loss of heat. But thermoelectric devices, which convert heat to electricity and vice versa, ...

Jul 15, 2014
5 / 5 (8) 0

A new multi-bit 'spin' for MRAM storage

Interest in magnetic random access memory (MRAM) is escalating, thanks to demand for fast, low-cost, nonvolatile, low-consumption, secure memory devices. MRAM, which relies on manipulating the magnetization ...

Jul 22, 2014
5 / 5 (8) 0

Dissolvable silicon circuits and sensors

Electronic devices that dissolve completely in water, leaving behind only harmless end products, are part of a rapidly emerging class of technology pioneered by researchers at the University of Illinois ...

Oct 10, 2014
5 / 5 (8) 1

Triplet threat from the sun

The most obvious effects of too much sun exposure are cosmetic, like wrinkled and rough skin. Some damage, however, goes deeper—ultraviolet light can damage DNA and cause proteins in the body to break down ...

Oct 21, 2014
4.8 / 5 (8) 1