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Optics & Photonics Aug 18, 2021

Nanostructure-based lasers for information and communication technologies

The internet of things (IoT) enables the interconnection and data transmission among a plethora of physical objects such as terminal devices, vehicles, and buildings that are embedded with electronics, software, sensors, ...

Optics & Photonics Aug 17, 2021

Boron quantum dots surpassing graphene with excellent thermal properties

In a new publication from Opto-Electronic Advances, researchers led by Professor Han Zhang from Shenzhen University, Shenzhen, China, consider whether boron quantum dots surpass the graphene in thermal properties.

Quantum Physics Aug 5, 2021

Decades of research bring quantum dots to brink of widespread use

A new article in Science magazine gives an overview of almost three decades of research into colloidal quantum dots, assesses the technological progress for these nanometer-sized specs of semiconductor matter, and weighs ...

Quantum Physics Jul 26, 2021

Combining two approaches to advance quantum computing

Quantum computers hold the potential to out-perform all conventional computing systems. Two promising physical implementations for the storage and manipulation of quantum information are the electromagnetic modes of superconducting ...

Optics & Photonics Jul 15, 2021

Tiny, injectable sensors could monitor brain activity without surgery or implants

Researchers have developed nanoscale sensors that could be injected into the body to noninvasively track brain activity using light. The approach could one day offer a new way to study the brain or assess patients' brain ...

Materials Science Jul 13, 2021

Molecules in collective ecstasy

"What we see here is energy transfer that is much faster than in any semiconductor," says Jakob Heier. The physicist works in Empa's Functional Polymers lab, and the discovery he has made with his team could cause a stir ...

Quantum Physics Jul 1, 2021

Scientists advance the understanding of potential topological quantum bits

Quantum computers promise great advances in many fields—from cryptography to the simulation of protein folding. Yet, which physical system works best to build the underlying quantum bits is still an open question. Unlike ...

Bio & Medicine Jul 1, 2021

Researchers develop quantum dot smartphone device to diagnose and track COVID-19

Researchers at the Donnelly Centre in collaboration with Sunnybrook Health Sciences Centre, Public Health Ontario, and Mt. Sinai Hospital have engineered a diagnostic test that makes use of a smartphone camera to surveil ...

Nanomaterials Jun 29, 2021

Visualizing atomic-scale structures with the optical force

A team of scientists led by the Department of Applied Physics at Osaka University, the Department of Physics and Electronics at Osaka Prefecture University, and the Department of Materials Chemistry at Nagoya University used ...

Nanomaterials Jun 25, 2021

Making equal-size colloidal quantum dots

Quantum dots (QDs) are semiconductor particles only a few nanometers across that, thanks to their small size, exhibit peculiar optical and electronic properties due to quantum mechanics. With existing and foreseen applications ...

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