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Search results for purcell enhancement

Nanophysics May 2, 2018

Nanodiamond turns into controllable light source

A research group from ITMO University has developed a controlled light source based on nanodiamond. Experiments have shown that the diamond shell doubles the emission speed light sources and helps to control them without ...

Nanomaterials Sep 15, 2017

The key to ultrathin high-efficiency sensors and solar cells could be materials covered with tiny trenches

Future ultrathin solar cells and light sources could have their surfaces covered by tiny trenches, after A*STAR researchers found such structures enhance efficiency by four orders of magnitude.

Optics & Photonics Dec 21, 2016

Ultra-small nanocavity advances technology for secure quantum-based data encryption

Researchers have developed a new type of light-enhancing optical cavity that is only 200 nanometers tall and 100 nanometers across. Their new nanoscale system represents a step toward brighter single-photon sources, which ...

Plants & Animals Oct 4, 2016

Loner spiders prevail as pioneers

A spider looking to immigrate to a different environment is three to four times more likely to survive if it goes by itself, as opposed to as part of a group.

Nanomaterials Jul 12, 2016

A signal boost for molecular microscopy

Carbon nanotubes can be produced with a variety of shapes and properties and are therefore of much interest for widespread applications in fields as diverse as electronics, photonics, nanomechanics, and quantum optics. Hence ...

Optics & Photonics Apr 25, 2016

Rare Earth atoms see the light: Promising route for combined optical, solid state-based quantum information processing

Tiny units of matter and chemistry that they are, atoms constitute the entire universe. Some rare atoms can store quantum information, an important phenomenon for scientists in their ongoing quest for a quantum Internet.

Plants & Animals Apr 18, 2016

Raft-building ants exhibit memory and repeatedly occupy the same position when forming rafts

A team of scientists has found that a species of ant that clusters together to form rafts to survive floods exhibits memory and repeatedly occupies the same position during raft formation, according to a just published paper.

Quantum Âé¶¹ÒùÔºics Feb 15, 2016

A new spin on quantum computing: Scientists train electrons with microwaves

In what may provide a potential path to processing information in a quantum computer, researchers have switched an intrinsic property of electrons from an excited state to a relaxed state on demand using a device that served ...

Nanophysics Nov 30, 2015

Whisper gallery modes in silicon nanocones intensify luminescence

Silicon, a semiconducting material, reveals new talents when reduced to nanoscopic dimensions. A joint team at the HZB Institute of Nanoarchitectures for Energy Conversion and the Max Planck Institute for the Science of Light ...

Optics & Photonics Oct 12, 2014

Revving up fluorescence for superfast LEDs: Researchers set speed record for molecular fluorescence

Duke University researchers have made fluorescent molecules emit photons of light 1,000 times faster than normal—setting a speed record and making an important step toward realizing superfast light emitting diodes (LEDs) ...

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