Search results for microelectromechanical systems

Bio & Medicine Oct 15, 2020

Symptoms all in your head—or in your gut? Maybe a little of both.

Anyone who has ever experienced "butterflies in the stomach" before giving a big presentation won't be surprised to learn there is an actual physical connection between their gut and their brain. Neuroscientists and medical ...

General Physics Oct 12, 2020

Direct visualization of electromagnetic wave dynamics by laser-free ultrafast electron microscopy

Femtosecond lasers can be integrated with electron microscopes to directly image transient structures and morphologies in materials in real time and space. In a new report, Xuewen Fu and a team of scientists in condensed ...

Materials Science Aug 28, 2020

Low-cost, fly footpad-like adhesive structure capable of repeated attachment/detachment

NIMS, HUE and HUSM have developed a method of easily and cheaply producing an adhesive structure capable of repeated attachment and detachment. The design of this structure was inspired by the adhesive spatula-shaped hairs ...

Astronomy Jul 29, 2020

Miniature telescope demonstration focuses on sharpening view of distant objects in space

A recently deployed DARPA CubeSat seeks to demonstrate technology that could improve imaging of distant objects in space and allow powerful space telescopes to fit into small satellites. DARPA's Deformable Mirror (DeMi) CubeSat ...

Optics & Photonics Jul 15, 2020

Shaking light with sound

Piezoelectric materials can convert electrical voltage to mechanical displacement and vice versa. They are ubiquitous in modern wireless communication networks such as in cellphones. Today, piezoelectric devices, including ...

Nanomaterials Jun 23, 2020

Researchers cut nanometer-sized patterns into 2-D materials

EPFL researchers have developed a high-precision technology that enables them to carve nanometric patterns into two-dimensional materials.

Quantum Physics Jun 10, 2020

Acoustics put a fresh spin on electron transitions

Electrons are very much at the mercy of magnetic fields, which scientists can manipulate to control the electrons and their angular momentum—i.e. their "spin."

Optics & Photonics Feb 24, 2020

A simple retrofit transforms electron microscopes into high-speed atom-scale cameras

Researchers at the National Institute of Standards and Technology (NIST) and their collaborators have developed a way to retrofit the transmission electron microscope—a long-standing scientific workhorse for making crisp ...

Nanophysics Feb 20, 2020

New graphene-based metasurface capable of independent amplitude and phase control of light

Researchers described a new strategy of designing metamolecules that incorporates two independently controllable subwavelength meta-atoms. This two-parametric control of the metamolecule secures the complete control of both ...

Space Exploration Dec 16, 2019

Satnav watching over rugby players

As France's top rugby players scrum, run and tackle they are being tracked by more than just TV cameras and the watching eyes of the crowd. Satnav-based tracking devices between their shoulder blades are keeping tabs on their ...

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