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Nanomaterials Sep 9, 2021

New substance classes for nanomaterials: Nano spheres and diamond slivers made of silicon and germanium

The latest generations of computer chips are only a few nanometres in size and are becoming ever more energy-saving and powerful as a result of progressive miniaturization. Since the etching processes traditionally used in ...

Condensed Matter Aug 16, 2021

Heavily enriched: An energy-efficient way of enriching hydrogen isotopes in silicon

Deuterium, a heavier but less abundant version of the hydrogen atom, has many practical applications. Unfortunately, producing deuterium and using it to protect silicon-based semiconductors requires a lot of energy and very ...

Nanophysics Jul 29, 2021

Novel method of imaging silicon anode degradation may lead to better batteries

A novel method of characterizing the structural and chemical evolution of silicon and a thin layer that governs battery stability may help resolve issues that prevent using silicon for high-capacity batteries, according to ...

Materials Science Jun 22, 2021

New method for the molecular functionalization of surfaces

One vision that is currently driving material scientists is to combine organic molecules (and their diverse functionalities) with the technological possibilities offered by extremely sophisticated semiconductor electronics. ...

Optics & Photonics May 19, 2021

Silicon chips combine light and ultrasound for better signal processing

The continued growth of wireless and cellular data traffic relies heavily on light waves. Microwave photonics is the field of technology that is dedicated to the distribution and processing of electrical information signals ...

Optics & Photonics Apr 29, 2021

Silicon multiplexer chip will drive next generation communications

Researchers from Osaka University, Japan and the University of Adelaide, Australia have worked together to produce the new multiplexer made from pure silicon for terahertz-range communications in the 300-GHz band.

Quantum Physics Mar 31, 2021

Study shows promise of quantum computing using factory-made silicon chips

The qubit is the building block of quantum computing, analogous to the bit in classical computers. To perform error-free calculations, quantum computers of the future are likely to need at least millions of qubits. The latest ...

Polymers Mar 30, 2021

Researchers first to link silicon atoms on surfaces

Materials such as gallium arsenide are extremely important for the production of electronic devices. As supplies of it are limited, or they can present health and environmental hazards, specialists are looking for alternative ...

Nanophysics Mar 22, 2021

New porous material promising for making renewable energy from water

One prospective source of renewable energy is hydrogen gas produced from water with the aid of sunlight. Researchers at Linköping University, Sweden, have developed a material, nanoporous cubic silicon carbide, that exhibits ...

Nanophysics Mar 17, 2021

Solar cells: Losses made visible on the nanoscale

Solar cells made of crystalline silicon achieve peak efficiencies, especially in combination with selective contacts made of amorphous silicon (a-Si:H). However, their efficiency is limited by losses in these contact layers. ...

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