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Nanophysics May 25, 2021

Research team develops self-healing quantum emitter with unprecedented brightness

Perovskite quantum dots are the rising stars of quantum emitters, but their inherent instability has hampered their development. Professor Hao-Wu Lin of the Department of Materials Science and Engineering, Associate Professor ...

Quantum Âé¶¹ÒùÔºics May 14, 2021

Fully integrated 'hot qubit' quantum processor using commercially available technology

Equal1 Laboratories (Equal1), a silicon-based quantum computing company, today announced the company is the first to demonstrate a fully integrated quantum processor unit (QPU) operating at 3.7 kelvin ― a major milestone ...

Quantum Âé¶¹ÒùÔºics May 5, 2021

Researchers confront major hurdle in quantum computing

In a series of papers, Rochester researchers report major strides in improving the transfer of information in quantum systems.

Optics & Photonics Apr 13, 2021

Ultrastable low-cost colloidal quantum dot microlasers of operative temperature up to 450 K

High-performance micro-/nanostructure lasers, as multifunctional optical source components, are of great importance for optoelectronic devices. Towards this goal, scientists in China invented a high-efficiency ultrastable ...

Optics & Photonics Apr 8, 2021

Researchers report breakthrough that enables practical semiconductor spintronics

It may be possible in the future to use information technology where electron spin is used to store, process and transfer information in quantum computers. It has long been the goal of scientists to be able to use spin-based ...

Nanophysics Mar 25, 2021

New class of versatile, high-performance quantum dots primed for medical imaging, quantum computing

A new class of quantum dots deliver a stable stream of single, spectrally tunable infrared photons under ambient conditions and at room temperature, unlike other single photon emitters. This breakthrough opens a range of ...

Nanomaterials Mar 25, 2021

Scientists uncover a process that stands in the way of making quantum dots brighter

Bright semiconductor nanocrystals known as quantum dots give QLED TV screens their vibrant colors. But attempts to increase the intensity of that light generate heat instead, reducing the dots' light-producing efficiency.

Nanophysics Mar 24, 2021

Semiconductor qubits scale in two dimensions

CPUs are built using semiconductor technology, which is capable of putting billions of transistors onto a single chip. Now, researchers from the group of Menno Veldhorst at QuTech, a collaboration between TU Delft and TNO, ...

Optics & Photonics Mar 16, 2021

Biosensing with whispering-gallery mode lasers

Whispering-gallery-mode (WGM) microresonators are opening up many new research directions that enable the detection of proteins, enzymes and DNA, down to single molecules. A new class of sensors makes use of active microresonators ...

Quantum Âé¶¹ÒùÔºics Mar 16, 2021

Intel's cryoprober for quantum research is unlike any other tool

In the world of exotic high-tech tools—they can be as big as school buses and cost millions of dollars—one that sits in a lab at Intel's Ronler Acres campus in Oregon is truly unique.

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