Researchers from Delft University of Technology in the Netherlands, and the University of California and Lawrence Berkeley National Laboratory in Berkeley, Calif., have reported mode-locked operation in a copper-doped germanium laser. The device, which the group described in the Nov. 13, 2000,...Read full articleRelated content from Photonics MediaARTICLESLight-Generated Bubbles Propel Microparticles, Create Optomechanical ForceEnergy created from light was converted into kinetic motion using nano-sized laser-generated bubbles. As the bubbles expanded, they acted as a propulsion mechanism for surrounding micron sized...Photonics Spectra September 2017 IssuePerovskite-Based LEDs Achieve New Efficiency RecordA new efficiency record has been set for perovskite-based LEDs, according to researchers at the University of Cambridge. The researchers showed that by forming a composite layer of the perovskites...Photonics Spectra January 2019 IssuePhotoelectrode Traps, Converts Light EfficientlyA photoelectrode developed by a team at Hokkaido University harvests visible light across a wide spectral range using a semiconductor titanium dioxide (TiO2) layer sandwiched between gold film (Au...Photonics Spectra December 2018 IssuePerovskite Stability Could be Improved by Atomic-Scale RedesignThe mechanism has been discovered that causes solar cells made with organic lead halide perovskites to rapidly deteriorate when exposed to oxygen and light. The discovery could provide the basis for...Photonics Spectra August 2017 IssuePRODUCTSTunable Laser SourceThe TSL-770 high-speed tunable laser source from Santec Corp. delivers upgrades in speed, accuracy and range. 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Efficient, reliable,...Photonics.com 4/23/2018MEDIAFundamentally Different Photonics - LIGHT MATTERS 03.2018On this month's episode of Light Matters, we take you to the South by Southwest (SXSW) Trade Show in Austin, Texas, as new photonics innovations hit the show floor of the Austin Convention Center....Photonics.com 3/29/2018Light Matters Extra: Weird and Strange: Quantum Photonics - 03.2018In this month's Light Matters Extra, we take you to the Quantum Photonics Laboratory at MIT run by Dr. Dirk Englund. Dr. Englund's group, the Quantum Photonics Group, is made up of postdocs and...Photonics.com 3/29/2018PIC Fundamentals, Design at Heart of AIM Photonics Summer AcademyStudents from large and small size companies and bigger Department of Defense affiliates of the AIM Photonics Institute took part in the recent AIM Photonics Summer Academy at MIT. 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