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Search results for microelectromechanical systems

Quantum Âé¶¹ÒùÔºics 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 ...

General Âé¶¹ÒùÔºics Dec 10, 2019

Insects' drag-based flight mechanism could improve tiny flying robots

Thrips are tiny insects 2 millimeters long, about as long as four human hairs are thick. Thrips are known for their unwelcome ability to devour garden plants and, lately, to inform the design of microrobotics.

Materials Science Oct 21, 2019

A technology to transform 2-D planes into 3-D soft and flexible structures by engineering adhesion between thin-films

Professor Sohee Kim's research team in the Department of Robotics Engineering has developed a technology to produce flexible 3-D medical devices. It could be used in devices with embedded electrical functionality or soft ...

Analytical Chemistry Sep 25, 2019

A chip to measure vacuums

Vacuums are a vital part of the processes—such as freeze-drying—used to make and preserve countless everyday items and must be measured with precision. An EPFL spin-off, Hexisense, is bringing to market a gallium nitride-based ...

Nanophysics Sep 18, 2019

Tensile strength of carbon nanotubes depends on their chiral structures

Single-walled carbon nanotubes should theoretically be extremely strong, but it remains unclear why their experimental tensile strengths are lower and vary among nanotubes. A team at Nagoya University, Kyoto University, and ...

Nanophysics Sep 3, 2019

World's smallest accelerometer points to new era in wearables, gaming

In what could be a breakthrough for body sensor and navigation technologies, researchers at KTH have developed the smallest accelerometer yet reported, using the highly conductive nanomaterial, graphene.

Optics & Photonics Aug 29, 2019

Researchers demonstrate first all-metamaterial optical gas sensor

Researchers have developed the first fully-integrated, non-dispersive infrared (NDIR) gas sensor enabled by specially engineered synthetic materials known as metamaterials. The sensor has no moving parts, requires little ...

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