Physics News


Mapping the optimal route between two quantum states

As a quantum state collapses from a quantum superposition to a classical state or a different superposition, it will follow a path known as a quantum trajectory. For each start and end state ...

16 hours ago from Phys.org

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Dimly lit working environments: Correcting your body clock is possible

Researchers at Inserm, led by Claude Gronfier (Inserm Unit 846: Stem Cell and Brain Institute), have, for the first time, conducted a study under real conditions on the body clocks of members ...

17 hours ago from Medical Xpress

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'Quantum Cheshire Cat' observed

Scientists have separated a particle from one of its physical properties - proving a theory known as the "quantum Cheshire Cat".

Tue 29 Jul 14 from BBC News

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Optimum inertial self-propulsion design for snowman-like nanorobot

Scale plays a major role in locomotion. Swimming microorganisms, such as bacteria and spermatozoa, are subjected to relatively small inertial forces compared to the viscous forces exerted by ...

Tue 29 Jul 14 from Phys.org

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A transistor-like amplifier for single photons

Data transmission over long distances usually utilizes optical techniques via glass fibres – this ensures high speed transmission combined with low power dissipation of the signal. For quite ...

Tue 29 Jul 14 from Phys.org

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Microscopic rowing—without a cox

Many different types of cell, including sperm, bacteria and algae, propel themselves using whip-like appendages known as flagella. These protrusions, about one-hundredth of a millimetre long, ...

Tue 29 Jul 14 from Phys.org

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New theory predicts magnets may act as wireless cooling agents.

The magnets cluttering the face of your refrigerator may one day be used as cooling agents, according to a new theory formulated by MIT researchers.

Mon 28 Jul 14 from Phys.org

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Measuring the smallest magnets: Physicists measured magnetic interactions between single electrons

Imagine trying to measure a tennis ball that bounces wildly, every time to a distance a million times its own size. The bouncing obviously creates enormous "background noise" that interferes ...

Mon 28 Jul 14 from Phys.org

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Physicists unlock nature of high-temperature superconductivity

Physicists have identified the "quantum glue" that underlies a promising type of superconductivity—a crucial step towards the creation of energy superhighways that conduct electricity without ...

Mon 28 Jul 14 from Phys.org

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Superconductivity could form at high temperatures in layered 2D crystals

An elusive state of matter called superconductivity could be realized in stacks of sheetlike crystals just a few atoms thick, a trio of physicists has determined.

Mon 28 Jul 14 from Phys.org

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