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Ti:Sapphire Laser Crystals are Key for Super-Intense Ultrafast Laser Devices

A group of researchers from the Shanghai Institute of Optics and Fine Mechanics (SIOM) of the Chinese Academy of Sciences recently came up with a new theory on the source of residual infrared absorption in Ti:sapphire laser crystals.

24 May 2021

Ultrathin Carbon Nanotube Films Could Enable Terahertz Polarization Rotation

It's always good when your hard work reflects well on you. With the discovery of the giant polarization rotation of light, that is literally so.

21 May 2021

A Promising Engineering Tool for Microring Lasers

Problems for eigenmodes of a two-layered dielectric microcavity have become widespread thanks to the research of A.I. Nosich, E.I. Smotrova, S.V. Boriskina and others since the beginning of the 21st century.

20 May 2021

High-Performance Laser Mirrors Detect Trace Amounts of Substances in Gas Mixtures

For the first time, physicists from the University of Vienna have successfully demonstrated high-performance laser mirrors in the sensing-relevant mid-infrared wavelength range.

19 May 2021

2D Microlaser Arrays can Power Compact Optical Systems

The field of photonics aims to transform all manner of electronic devices by storing and transmitting information in the form of light, rather than electricity.

7 May 2021

New Phenomenon Could be Used to Create the Smallest Possible Solid-State Lasers

At extremely low temperatures, matter often behaves differently than in normal conditions.

7 May 2021

Scientists Demonstrate Record-Breaking Laser Pulse Intensity Using Petawatt Laser

Using a petawatt laser, scientists have demonstrated the highest laser pulse intensity of more than 1023 W/cm2. This laser intensity—which is 10 times more than the one reported by a research team from the University of Michigan in 2004—took more than 10 years to reach this record-high intensity.

7 May 2021