tag: optoelectronics

Research Bits: Dec. 11
By Jesse Allen - 11 Dec, 2024 - Comments: 0

Photonic AI processor Researchers from Massachusetts Institute of Technology (MIT), Enosemi, and Periplous developed a fully integrated photonic processor that can perform all the key computations of a deep neural network optically on the chip. The chip is fabricated using commercial foundry processes and uses three layers of devices that perform linear and nonlinear operations. A particula... » read more

Ultrafast Charge Transfer Cascade In Semiconductor Materials
By Technical Paper Link - 27 Jul, 2024 - Comments: 0

A technical paper titled “Ultrafast Charge Transfer Cascade in a Mixed-Dimensionality Nanoscale Trilayer” was published by researchers at the National Renewable Energy Laboratory. Abstract: "Innovation in optoelectronic semiconductor devices is driven by a fundamental understanding of how to move charges and/or excitons (electron-hole pairs) in specified directions for doing useful work, ... » read more

Excitonic Phenomena in TMDs (Harvard, Google, Stanford et al.)
By Technical Paper Link - 17 Jul, 2024 - Comments: 0

A new technical paper titled "Dynamical Control of Excitons in Atomically Thin Semiconductors" was published by researchers at Harvard University, Google Research, Stanford University, UC Riverside and others. Abstract "Excitons in transition metal dichalcogenides (TMDs) have emerged as a promising platform for novel applications ranging from optoelectronic devices to quantum optics and sol... » read more

New Metasurface Architecture To Deliver Ultrafast Information Processing And Versatile Terahertz Sources
By Technical Paper Link - 15 Feb, 2024 - Comments: 0

A technical paper titled “Light-driven nanoscale vectorial currents” was published by researchers at Los Alamos National Laboratory, Menlo Systems, University of California Davis, Columbia University, Sandia National Laboratories, and Intellectual Ventures. Abstract: "Controlled charge flows are fundamental to many areas of science and technology, serving as carriers of energy and informa... » read more

TaN Nanowires At 300 mm Wafer Scale For Quantum Computing And More
By Technical Paper Link - 15 Jul, 2023 - Comments: 0

A technical paper titled "Ultra-thin TaN Damascene Nanowire Structures on 300 mm Si Wafers for Quantum Applications" was published by researchers at NY CREATES, United States Air Force Research Laboratory and SUNY Polytechnic Institute. Abstract: "We report on the development and characterization of superconducting damascene tantalum nitride (TaN) nanowires, 100 nm to 3 μm wide, with TaN thi... » read more

Engineering Miniaturized And Low Operating Voltage Neuromorphic Platforms Across The Light Spectrum 
By Technical Paper Link - 27 Jun, 2023 - Comments: 0

A technical paper titled “Long Duration Persistent Photocurrent in 3 nm Thin Doped Indium Oxide for Integrated Light Sensing and In-Sensor Neuromorphic Computation” was published by researchers at RMIT University and Deakin University (Australia). Abstract: "Miniaturization and energy consumption by computational systems remain major challenges to address. Optoelectronics based synap... » read more

Technique For Printing Electronic Circuits Onto Curved & Corrugated Surfaces Using Metal Nanowires (NC State)
By Technical Paper Link - 10 Jan, 2023 - Comments: 0

A technical paper titled "Curvilinear soft electronics by micromolding of metal nanowires in capillaries" was published by researchers at North Carolina State University. “We’ve developed a technique that doesn’t require binding agents and that allows us to print on a variety of curvilinear surfaces,” says Yuxuan Liu, first author of the paper and a Ph.D. student at NC State in this ... » read more

New Class of Electrically Driven Optical Nonvolatile Memory
By Technical Paper Link - 26 Oct, 2022 - Comments: 0

A new technical paper titled "Electrical Programmable Multi-Level Non-volatile Photonic Random-Access Memory" was published by researchers at George Washington University, Optelligence, MIT, and the University of Central Florida. Researchers demonstrate "a multi-state electrically-programmed low-loss non-volatile photonic memory based on a broadband transparent phase change material (Ge2Sb2S... » read more

Low-cost and Stable SFX-based Semiconductor Materials in Organic Optoelectronics
By Technical Paper Link - 04 Apr, 2022 - Comments: 0

Abstract: "In the progress of realizing the commercialization of organic optoelectronic materials, the four basic coherent factors are stability, cost, performance, and processability, all which determine the results of device applications. Spiro[fluorene-9,9′-xanthene] (SFX) has been becoming the robust building-block that fulfilling the practical requirements due to its key features of non... » read more

The speed limit of optoelectronics
By Technical Paper Link - 29 Mar, 2022 - Comments: 0

Abstract "Light-field driven charge motion links semiconductor technology to electric fields with attosecond temporal control. Motivated by ultimate-speed electron-based signal processing, strong-field excitation has been identified viable for the ultrafast manipulation of a solid’s electronic properties but found to evoke perplexing post-excitation dynamics. Here, we report on single-photon... » read more

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