Molecular clouds are collections of gas and dust in space. When left alone, the clouds remain in their state of peaceful equilibrium.
General Physics
Apr 12, 2022
0
137
A newly published theoretical and computer modeling study suggests that the world's most powerful lasers might finally crack the elusive physics behind some of the most extreme phenomena in the universe—gamma ray bursts, ...
Quantum Physics
Sep 28, 2021
130
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Fifteen years ago, UC Santa Barbara electrical and materials professor John Bowers pioneered a method for integrating a laser onto a silicon wafer. The technology has since been widely deployed in combination with other silicon ...
General Physics
Jul 1, 2021
4
181
The Mid-infrared lasers (MIR) with high peak power and high repetition rate operating in the range of 2.7~3 μm have important application in laser surgery and optical parametric oscillator (OPO).
Optics & Photonics
Jul 1, 2021
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2
Recently, a research team from the Shanghai Institute of Optics and Fine Mechanics of the Chinese Academy of Sciences (CAS) proposed a new design with mixture layers and novel sandwich-like-structure interfaces to meet the ...
Optics & Photonics
Mar 5, 2021
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4
Researchers have developed an ultrafast fiber laser that delivers an average power more than ten times what is available from today's high-power lasers. The technology is poised to improve industrial-scale materials processing ...
Optics & Photonics
Oct 13, 2020
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8
A high-power laser, optimized optical pathway, a patented adaptive resolution technology, and smart algorithms for laser scanning have enabled UpNano, a Vienna-based high-tech company, to produce high-resolution 3-D-printing ...
Nanomaterials
Sep 10, 2020
0
11
In science fiction, firing powerful lasers looks easy—the Death Star can just send destructive power hurtling through space as a tight beam. But in reality, once a powerful laser has been fired, care must be taken to ensure ...
Optics & Photonics
Aug 21, 2020
0
207
A few minutes into the life of the universe, colliding emissions of light energy created the first particles of matter and antimatter. We are familiar with the reverse process—matter generating energy—in everything from ...
Optics & Photonics
May 29, 2020
26
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Diamond is a particularly interesting material for this type of laser for two key reasons. Its high thermal conductivity means it is possible to make miniature lasers that simultaneously have high stability and high power. ...
Optics & Photonics
Mar 4, 2020
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