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Radiation-Hardened Nanophotonic Thermal Emitters with Spectral and Angular Selectivity for Spaceborne Radiative Cooling

This technology introduces a radiation-hardened nanophotonic surface engineered for high-efficiency radiative cooling in low Earth orbit (LEO). The metasurface employs angular and spectral selectivity to maximize emission toward deep space while minimizing absorption of sunlight and planetary infrared radiation. Constructed from refractory and ceramic...

Published: 12/8/2025 | Inventor(s): Mohamed ElKabbash

Keywords(s):

Category(s): Technology Classifications > Engineering & Physical Sciences > Aerospace Engineering, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Imaging & Optics > Data Storage, Technology Classifications > Engineering & Physical Sciences > MEMS & Nanotechnology

Passive Radiative Cooling System for Enabling Superconducting Electronics and Interconnects in Space-Based Computing and Communication Systems

This invention presents a passive thermal management system designed to sustain superconducting electronics and interconnects in orbit without the need for active refrigeration. The system employs a large, space-facing radiative shield to cool a circulating working fluid to cryogenic temperatures. The cooled fluid maintains superconducting components...

Published: 12/8/2025 | Inventor(s): Mohamed ElKabbash

Keywords(s):

Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Imaging & Optics > Data Storage, Technology Classifications > Engineering & Physical Sciences > Aerospace Engineering

Entanglement Distribution Over Atmospheric Turbulence Channels Enabled by Adaptive Optics

This innovation is a system and method for using free-space optical (FSO) links to distribute entanglement and use adaptive optics to deal with the effects of atmospheric turbulence. To generate entangled photons, the system uses mature telecommunications devices like a C-band tunable laser, periodically poled Lithium Niobate (PPLN) waveguides, and...

Published: 11/4/2025 | Inventor(s): Ivan Djordjevic, Vijay Nafria

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Spectrometer-Free Biosensing Using Photonic Diffractive Computing for Direct Optical Readout

This invention introduces a photonic diffractive computing biosensing system that converts analyte-induced spectral changes directly into distinct spatial intensity patterns, enabling classification or concentration measurement without spectral reconstruction. An element in the system produces a resonance shift after detection, which produces a diffraction...

Published: 9/26/2025 | Inventor(s): Mohamed ElKabbash

Keywords(s):

Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Engineering & Physical Sciences > Devices & Instrumentation > Mass Spectrometry, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Medical Devices > Diagnostic, Technology Classifications > Sensors & Controls > Biologic

Suspended Photonic Membrane Sensor with Resonance Modulation via Substrate-Proximal Coupling

This invention describes a novel photonic sensor based on a suspended membrane and a substrate that supports high-Q optical resonances sensitive to nanometer-scale membrane deflections. The technology exploits mechanically induced modulation of optical resonance conditions (such as guided-mode resonance, bound states in the continuum, and high contrast...

Published: 9/26/2025 | Inventor(s): Mohamed ElKabbash

Keywords(s):

Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Engineering & Physical Sciences > Photonics

Analog Photonic Second-Derivative Filter for Enhanced Shadowgraphy Imaging

This invention is a method to augment conventional shadowgraphy using an analog photonic pre-processor to deliver high-sensitivity imaging of refractive-index gradients in transparent media. The system operates in real-time, has enhanced sensitivity, and is compact, making it ideal for mobile and field-deployable sensors. It can retrofit existing shadowgraphs...

Published: 9/22/2025 | Inventor(s): Mohamed ElKabbash

Keywords(s):

Category(s): Technology Classifications > Engineering & Physical Sciences > Devices & Instrumentation > Microfluidics, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry

Using Squeezed Light for Enhanced Change-Detection in a Laser Communication Channel

Invention: This invention describes how to augment a train of bright phase-modulated laser light pulses of a communications system by splitting squeezed light. This can be used to detect minuscule drops in connectivity and channel loss without affecting the communications rate. Connectivity drops in laser or fiber-optic communication systems can occur...

Published: 8/11/2025 | Inventor(s): Saikat Guha

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Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum

XUV Photonic Integrated Circuits with Vacuum Guiding

This invention is a novel approach to developing photonic integrated circuits operating in extreme ultraviolet wavelength (XUV) range. This technology enables the fabrication of XUV components, including waveguides, photonic crystal cavities, or resonators while using vacuum as the guiding medium. Background: Currently, there is a critical challenge...

Published: 8/6/2025 | Inventor(s): Mohamed ElKabbash

Keywords(s):

Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication

Programmable Diffractive Photonic Computing Using Pixel-Level Post-Processing for Adaptive Data Classification

This invention provides a programmable diffractive photonic computing system that uses a single diffractive surface in combination with a Complementary Metal-Oxide-Semiconductor (CMOS) pixel array for data processing and classification. Unlike traditional systems requiring spatial light modulators or multiple diffractive planes, programmability is achieved...

Published: 8/4/2025 | Inventor(s): Mohamed ElKabbash

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High Speed Amplitude-Based Liquid Crystal SLM

This invention pertains to a high-speed optical modulation device, specifically a liquid-crystal-on-silicon (LCoS) amplitude modulator using a thin nematic liquid crystal (LC) layer for ultra-fast switching. The modulator improves the manufacturability of high-speed optical devices, enabling applications such as chip-based camera arrays at a potentially...

Published: 7/2/2025 | Inventor(s): Mohamed ElKabbash

Keywords(s):

Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics

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