Search results for thin film

Optics & Photonics Apr 11, 2024

A compact metasurface array-based system for single-shot spectroscopic ellipsometry measurement

Spectroscopic ellipsometry is widely adopted in semiconductor processing, such as in the manufacturing of integrated circuits, flat display panels, and solar cells. However, a conventional spectroscopic ellipsometer, as shown ...

Nanomaterials Apr 11, 2024

Laser-patterned thin films that swell into kirigami-like structures offer new opportunities in hydrogel technology

New options for making finely structured soft, flexible and expandable materials called hydrogels have been developed by researchers at Tokyo University of Agriculture and Technology (TUAT).

Nanomaterials Apr 11, 2024

Nothing is everything: How hidden emptiness can define the usefulness of filtration materials

Voids, or empty spaces, exist within matter at all scales, from the astronomical to the microscopic. In a new study, researchers used high-powered microscopy and mathematical theory to unveil nanoscale voids in three dimensions. ...

Condensed Matter Apr 9, 2024

Researchers develop mechanism of electrical 180° switching of Néel vector in spin-splitting antiferromagnet

A research team led by The Hong Kong University of Science and Technology (HKUST) and Tsinghua University has theoretically proposed a new mechanism of electrical 180° switching of Néel vector and experimentally realized ...

Nanomaterials Apr 5, 2024

Utilizing palladium for addressing contact issues of buried oxide thin film transistors

A novel method that employs palladium to inject hydrogen into the deeply buried oxide-metal electrode contacts of amorphous oxide semiconductors (AOSs) storage devices, which reduces contact resistance, has been developed ...

Analytical Chemistry Apr 3, 2024

Polaron interfacial entropy as a route to high thermoelectric performance in DAE-doped PEDOT:PSS films

Among organic thermoelectric materials, PEDOT:PSS (poly(3,4-ethylenedioxythiophene-poly(4-styrenesulfonate)) thin films have received extensive attention but suffer from low Seebeck coefficients of 10–20 μV K-1 due to ...

Nanomaterials Apr 3, 2024

Novel fabrication technique takes transition metal telluride nanosheets from lab to mass production

Transition metal telluride nanosheets have shown enormous promise for fundamental research and other applications across a rainbow of different fields, but until now, mass fabrication has been impossible, leaving the material ...

Optics & Photonics Apr 3, 2024

Reimagining quantum dot single-photon sources: A breakthrough in monolithic Fabry-Perot microcavities

Self-assembled semiconductor quantum dots (QDs) represent a three-dimensional confined nanostructure with discrete energy levels, which are similar to atoms. They are capable of producing highly efficient and indistinguishable ...

Nanomaterials Apr 3, 2024

'Neutronic molecules': Study shows neutrons can bind to quantum dots

Neutrons are subatomic particles that have no electric charge, unlike protons and electrons. That means that while the electromagnetic force is responsible for most of the interactions between radiation and materials, neutrons ...

Materials Science Mar 29, 2024

Researchers develop a thermoelectric material with optimal cost, efficiency and flexibility

A research team has developed an inorganic-organic thermoelectric composite that promises competitive pricing while addressing efficiency and flexibility challenges in thermoelectric technology.

page 2 from 40