APPLICATIONS OF TECHNOLOGY: Ultra-high vacuum Coatings on accelerator components ADVANTAGES: Enables deposition on the inside of tubes 6 mm in diameter, and smaller Enables deposition on the inside of hollow, curved components In-situ coating and activation ABSTRACT: While high-aspect ratio and/or curved tubing is important for improving accelerator … [Read more...] about Endoscopic Laser Ablation for Curved / Twisted Tubing 2015-124
Semiconductor and Other Manufacturing
Miniature Ion Accelerator 2016-059
APPLICATIONS OF TECHNOLOGY: Mass spectrometers Semiconductor and other manufacturing, e.g., ion implantation and exfoliation of materials, surface modifications Homeland security screening Pharmaceutical, medical, and environmental science research Plasma heating ADVANTAGES: Scalability to very high beam power Suits ultra-compact to large-scale … [Read more...] about Miniature Ion Accelerator 2016-059
Direct Growth of Single Crystalline III-V Semiconductors on Amorphous Substrates 2016-037
APPLICATIONS OF TECHNOLOGY: High performance solar cells Electronic and optoelectronic devices, e.g., transistors, photodetectors, lasers ADVANTAGES: Less costly and complex than current methods Growth on amorphous substrates Applicable to a range of III-V materials ABSTRACT: A Berkeley Lab team of researchers led by Ali Javey has developed a … [Read more...] about Direct Growth of Single Crystalline III-V Semiconductors on Amorphous Substrates 2016-037
Enhancing Photoluminescence Quantum Yield for High Performance Optoelectrics 2015-159
APPLICATIONS OF TECHNOLOGY: LEDs Lasers Solar Cells Semiconductor emitters and detectors ADVANTAGES: Quantum yield enhancement to near-unit values Surface recombination velocity reduction Improved Voc in solar cells PL peak intensity increase ABSTRACT: Berkeley Lab researchers led by Ali Javey used chemical treatments utilizing an organic … [Read more...] about Enhancing Photoluminescence Quantum Yield for High Performance Optoelectrics 2015-159
Epitaxial Germanium Temperature Sensor IB-1561A
ABSTRACT: A method of making a highly sensitive epitaxial germanium low temperature sensor that is superior in the method of production and performance than those currently available. The geometry and sensitivity of the sensor can be tuned to desired temperature ranges, and specifically can operate at cryogenic temperatures. The sensor can be manufactured uniformly and … [Read more...] about Epitaxial Germanium Temperature Sensor IB-1561A