Search results for quantum battery

Condensed Matter Nov 14, 2023

A 'gold standard' for computational materials science codes

For the past few decades, physicists and materials scientists around the world have been busy developing computer codes that simulate the key properties of materials, and they can now choose from a whole family of such tools, ...

Quantum Physics Oct 19, 2023

Quantum computers in 2023: How they work, what they do, and where they're heading

In June, an IBM computing executive claimed quantum computers were entering the "utility" phase, in which high-tech experimental devices become useful. In September, Australia's Chief Scientist Cathy Foley went so far as ...

Optics & Photonics Oct 19, 2023

Miniature magnetic resonance imager made of diamond

The development of tumors begins with miniscule changes within the body's cells; ion diffusion at the smallest scales is decisive in the performance of batteries. Until now, the resolution of conventional imaging methods ...

General Physics Oct 10, 2023

Research shows how topology can help create magnetism at higher temperatures

Researchers who have been working for years to understand electron arrangement and magnetism in certain semimetals have been frustrated by the fact that the materials only display magnetic properties if they are cooled to ...

Quantum Physics Sep 27, 2023

Powering the quantum revolution: Quantum engines on the horizon

Quantum mechanics is a branch of physics that explores the properties and interactions of particles at very small scale, such as atoms and molecules. This has led to the development of new technologies that are more powerful ...

Nanomaterials Sep 21, 2023

One-atom-thick phosphorus/arsenic alloy ribbons could improve batteries, solar cells and sensors

Researchers at UCL have created one-atom-thick ribbons made of phosphorus alloyed with arsenic that could dramatically improve the efficiency of devices such as batteries, supercapacitors and solar cells.

Nanomaterials Sep 20, 2023

Molybdenene—the 'metallic' relative of graphene

Two-dimensional materials like graphene show fascinating properties such as superconductivity, extraordinary strength and exotic quantum phenomena. Scientists at Forschungszentrum Jülich, together with partners from the ...

Analytical Chemistry Sep 19, 2023

Molecular properties are only weakly correlated, study finds

The number of molecules thought to exist is unfathomably large—somewhere between 1050 and 1060 (for comparison, there are only 1022 to 1024 stars in the observable universe). The chemical and pharmaceutical sciences have ...

Quantum Physics Sep 5, 2023

Deriving the fundamental limit of heat current in quantum mechanical many-particle systems

Researchers from the University of Tsukuba have mathematically derived the fundamental limit of heat current flowing into a quantum system comprising numerous quantum mechanical particles in relation to the particle count.

Analytical Chemistry Aug 22, 2023

Novel strategy to accelerate design of high-performance lithium metal batteries

Lithium metal batteries (LMBs) have attracted much attention for their potential in electronics and electric vehicle applications. However, issues such as the growth of Li dendrites and undesirable side reactions with electrolytes ...

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