Laser diodes are semiconductors that generate light and amplify it using repeated reflection or 'optical feedback'. Once the light has achieved desirable optical gain, laser diodes release it as ...

Tunable lasing at around 405 nm is realised with an InGaN device featuring a narrow-ridge active channel and a periodically ...

Researchers at Osaka University developed advanced terahertz photodetectors containing ‘living’ microelectrodes. A vanadium ...

This step-by-step process showcases the creation of a compact high-voltage generator using a voltage multiplier circuit, capacitors, and diode components. By integrating lighter voltage circuits into ...

The TV industry is chock full of acronyms that can often bog down even the most knowledgeable of cinephiles when it comes to display technologies. But arguably the two most important you need to know ...

This class of diode has the potential to serve in high-voltage ... Crucial to the fabrication of a high-performance device is an ohmic contact, realised with a quasi-vertical structure featuring a ...

For more information on the FACTOR-series diodes, please visit https://www.coherent.com Coherent empowers market innovators to define the future through breakthrough technologies, from materials ...

State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, P. R. China School of Applied Chemistry and Engineering, ...

Scientists from China have developed high-performance colloidal quantum-dot (CQD)  surface-emitting laser array based on circular Bragg resonator (CBR). The CQD CBR laser array, leveraging ...

It is found that bilayer light extraction structure does not change the light intensity angular distribution of Lambertian emission mode. The bilayer optically coupled structure proposed in this work ...

Low driving voltage blue, green, yellow, red and white phosphorescent organic light-emitting diodes (OLEDs) with a common simply double emitting layer (D-EML) structure are investigated.