category: Optoelectronics / Photonics

category: IoT, Security & Automotive

On-chip 2D/3D Photonics Integration Solution Using Deposited Polycrystalline Silicon for Optical Interconnects Applications
By Technical Paper Link - 18 Oct, 2022 - Comments: 0

A new technical paper titled "Polycrystalline silicon PhC cavities for CMOS on-chip integration" was published by researchers at Tyndall National Institute, Munster Technological University, and Université Grenoble Alpes, CEA, LETI. "In this work, we present an on-chip 2D and 3D photonics integration solution compatible with Front End of Line integration (FEOL) using deposited polycrystalli... » read more

More Efficient On-Chip Laser Frequency Comb (Harvard)
By Technical Paper Link - 15 Sep, 2022 - Comments: 0

A new technical paper titled "High-efficiency and broadband on-chip electro-optic frequency comb generators" was published by researchers at Harvard, Stanford, Caltech, and Hyperlight. The research claims the electro-optic frequency device is 100% more efficient and has 2X the bandwidth of previous technology.    According to Harvard's news release, "the latest research applies the two con... » read more

Fully CMOS-compatible Ternary Inverter with a Memory Function Using Silicon Feedback Field-Effect Transistors (FBFETs)
By Technical Paper Link - 02 Aug, 2022 - Comments: 0

New technical paper titled "New ternary inverter with memory function using silicon feedback field-effect transistors" was published from researchers at Korea University. Abstract: In this study, we present a fully complementary metal–oxide–semiconductor-compatible ternary inverter with a memory function using silicon feedback field-effect transistors (FBFETs). FBFETs operate with a pos... » read more

Ultra-Fast Photonic Computing Using Polarization
By Technical Paper Link - 02 Aug, 2022 - Comments: 0

New technical paper titled "Polarization-selective reconfigurability in hybridized-active-dielectric nanowires" was recently published by researchers at University of Oxford and University of Exeter.  The paper demonstrates "the ability to use polarization as a parameter to selectively modulate the conductance of individual nanowires within a multi-nanowire system. By using polarization as the... » read more

Brightening Intrinsically Dark Material
By Technical Paper Link - 12 Jul, 2022 - Comments: 0

New research paper titled "Brightening of a dark monolayer semiconductor via strong light-matter coupling in a cavity," from researchers at Carl von Ossietzky University of Oldenburg (Germany), University of Iceland, the University of Würzburg (Germany), Friedrich Schiller University (Germany), Arizona State University (USA) and the National Institute for Materials Science in Tsukuba (Japan) a... » read more

UC Berkeley: New Semiconductor Laser Delivering Power with Scalability
By Technical Paper Link - 04 Jul, 2022 - Comments: 0

U.C. Berkeley scientists demonstrated a Berkeley Surface Emitting Lasers (BerkSELs), a long-sought breakthrough in scaling laser size with power. “Increasing both size and power of a single-mode laser has been a challenge in optics since the first laser was built in 1960,” said research team leader Boubacar Kanté, Chenming Hu Associate Professor at Berkeley. “Six decades later, we show ... » read more

Flip-Chip Integration of a GaSb Semiconductor Optical Amplifier with a Silicon Photonic Circuit
By Technical Paper Link - 01 Jul, 2022 - Comments: 0

New research paper titled "Hybrid silicon photonics DBR laser based on flip-chip integration of GaSb amplifiers and µm-scale SOI waveguides" by researchers at Tampere University (Finland). Abstract: "The development of integrated photonics experiences an unprecedented growth dynamic, owing to accelerated penetration to new applications. This leads to new requirements in terms of functional... » read more

Compact and Tunable Electro-Optic Modulator for Free Space Applications Modulating Light at Gigahertz Speed
By Technical Paper Link - 10 Jun, 2022 - Comments: 0

New research paper titled "Gigahertz free-space electro-optic modulators based on Mie resonances" from researchers at Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS), in collaboration with researchers at the department of Chemistry at the University of Washington. Partial Abstract "Electro-optic modulators are essential for sensing, metrology and telecommunicatio... » read more

Two Chip-Scale Photonic Systems For Optical Data Transmission & Microwave Photonics
By Technical Paper Link - 21 May, 2022 - Comments: 0

New research paper "Microcomb-driven silicon photonic systems" from Peking University, UCSB, and Peng Cheng Laboratory. Abstract "Microcombs have sparked a surge of applications over the past decade, ranging from optical communications to metrology. Despite their diverse deployment, most microcomb-based systems rely on a large amount of bulky elements and equipment to fulfil their desir... » read more

Image Sensor Trained To Classify Optically Projected Images By Reading Out The Few Most Relevant Pixels
By Technical Paper Link - 30 Apr, 2022 - Comments: 0

New research paper "Sparse pixel image sensor" from Institute of Photonics, Vienna University of Technology. Abstract "As conventional frame-based cameras suffer from high energy consumption and latency, several new types of image sensors have been devised, with some of them exploiting the sparsity of natural images in some transform domain. Instead of sampling the full image, those devices... » read more

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