Directly Writing and Rewriting Photonic Chips on Low-Loss Phase-Change Thin Films


A technical paper titled “Freeform direct-write and rewritable photonic integrated circuits in phase-change thin films” was published by researchers at University of Washington, University of Maryland, and Tianjin University. Abstract: "Photonic integrated circuits (PICs) with rapid prototyping and reprogramming capabilities promise revolutionary impacts on a plethora of photonic technolo... » read more

New Metasurface Architecture To Deliver Ultrafast Information Processing And Versatile Terahertz Sources


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

Demonstrating A 2D–0D Hybrid Optical Multi-Level Memory Device Operated By Laser Pulses


A technical paper titled “Probing Optical Multi-Level Memory Effects in Single Core–Shell Quantum Dots and Application Through 2D-0D Hybrid Inverters” was published by researchers at Korea Institute of Science and Technology (KIST), Korea University, Daegu Gyeongbuk Institute of Science and Technology (DGIST), National Institute for Materials Science (Japan), and University of Science and... » read more

A Polymer-Free Technique For Assembling Van Der Waals Heterostructures Using Flexible Si Nitride Membranes


A technical paper titled “Clean assembly of van der Waals heterostructures using silicon nitride membranes” was published by researchers at University of Manchester, Imperial College London, National Institute for Materials Science (Japan), and University of Lancaster. Abstract Van der Waals heterostructures are fabricated by layer-by-layer assembly of individual two-dimensional mater... » read more

Small-Footprint Engineered Scattering Elements For Polarization Monitoring Of Photonic ICs


A technical paper titled “Engineered scattering elements used as optical test points in photonic integrated circuits” was published by researchers at University of Rochester. Abstract: "Efficient packaging of fabricated photonic integrated circuits (PICs) has been a daunting task given the breadth of applications and skill required for scalable manufacturing. One particular challenge has ... » read more

Lego-Like Photonics Chip With Expanded RF Bandwidth And Advanced Filter Control


A technical paper titled “Integrated microwave photonic notch filter using a heterogeneously integrated Brillouin and active-silicon photonic circuit” was published by researchers at University of Sydney and Australian National University. Abstract: "Microwave photonics (MWP) has unlocked a new paradigm for Radio Frequency (RF) signal processing by harnessing the inherent broadband and tu... » read more

Engineering chirality at wafer scale with ordered CNT architecture (Rice University and others)


A new technical paper titled "Engineering chirality at wafer scale with ordered carbon nanotube architectures" was published by researchers at Rice University, University of Utah, J.A. Woollam Co. and Tokyo Metropolitan University. Abstract "Creating artificial matter with controllable chirality in a simple and scalable manner brings new opportunities to diverse areas. Here we show two su... » read more

Front-end patterning and epitaxy approach on Si photonics 220nm SOI substrates


A new technical paper titled "Lateral Tunnel Epitaxy of GaAs in Lithographically Defined Cavities on 220 nm Silicon-on-Insulator" was published by researchers at Cardiff University and University of Southampton. Abstract "Current heterogeneous Si photonics usually bond III–V wafers/dies on a silicon-on-insulator (SOI) substrate in a back-end process, whereas monolithic integration by di... » read more

Free Space Optical Quantum Key Distribution (FSO-QKD) System Within a Vehicle-to-Infrastructure Application


A new technical paper titled "A Practical Implementation of Quantum-Derived Keys for Secure Vehicle-to-Infrastructure Communications" was published by University of Warwick. Abstract "We provide a practical implementation of a free space optical quantum key distribution (FSO-QKD) system within a vehicle-to-infrastructure (V2I) application developed under the Innovate UK AirQKD project. The ... » read more

New Polymer-Based Semiconductor: Harnessing The Power of Chirality


A technical paper titled “Subtle Molecular Changes Largely Modulate Chiral Helical Assemblies of Achiral Conjugated Polymers by Tuning Solution-State Aggregation” was published by researchers at University of Illinois Urbana-Champaign and Purdue University. Abstract: "Understanding the solution-state aggregate structure and the consequent hierarchical assembly of conjugated polymers is cr... » read more

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