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EUV Lithography System Using Segmented Transmissive Projection Optics
This invention describes a system where extreme ultra-violet (EUV) radiation is patterned and projected onto a wafer using transmissive membrane optics while managing thermal absorption, membrane mechanical stability, and optical obscuration. This enables programmable or mask-based projection lithography using transmissive optical elements. Background:...
Published: 6/29/2026   |   Updated: 6/29/2026   |   Inventor(s): Mohamed ElKabbash
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics
Non-local EUV Metasurfaces and Reflective Non-local EUV Metalenses
This invention describes a planar reflective optical platform for extreme ultraviolet wavelengths based on guided-mode resonators in thin-film dielectric waveguides. The invention enables reflective wavefront control, focusing, and aberration correction through nonlocal metasurface physics. This eliminates the need for multilayer Bragg reflectors. Background:...
Published: 6/29/2026   |   Updated: 6/29/2026   |   Inventor(s): Mohamed ElKabbash
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication
Integrated Optical Side-Channel Suppression Architecture for CMOS Devices
This invention addresses two separate physical leakage pathways in CMOS circuits: mid-infrared thermal emission and near-infrared photon emission. The invention integrates two mechanisms into standard back-end-of-line fabrication processes to provide a unified method for reducing optical side-channel vulnerability without altering the performance of...
Published: 6/29/2026   |   Updated: 6/29/2026   |   Inventor(s): Mohamed ElKabbash
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Sensors and Detection
Thin-Film-Glass Organic Electro-Optic Modulator for Ultra-High-Speed and Energy-Efficient Optical Interconnects
This invention is a type of ultra-high-speed electro-optic modulator (>100GHz) that integrates nonlinear optical polymers with thin film waveguides to allow for high-bandwidth modulation with low drive voltage. These devices could offer a practical replacement for silicon nitride or thin-film lithium niobate modulators. Unlike conventional silicon...
Published: 6/26/2026   |   Updated: 6/26/2026   |   Inventor(s): Yasufumi Enami
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Data Storage, Technology Classifications > Imaging & Optics > Materials & Fabrication
Alignment-Free Optical Systems
This invention introduces a fabrication-defined approach to optical system alignment where the relative positions and orientations of optical elements are encoded directly into the fabrication process and integrated with mechanical reference features. Background: Precision optical systems typically require careful manual alignment during assembly...
Published: 6/22/2026   |   Updated: 6/22/2026   |   Inventor(s): Rongguang Liang
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Engineering & Physical Sciences > Photonics
Efficient Ce3+–Tb3+ Energy Transfer in BASL-Ce/Tb Co-Doped Glass for Photonic Applications
This invention describes a method of fabricating novel low-SWaP (size, weight, and power) lasers and magneto-optical devices based on innovative Ce3+/Tb3+ co-doped BASL glass. The ability of this glass to efficiently support energy transfer at wavelengths up to 390 nm, beyond conventional limits, makes it highly promising for use in radiation-hardened...
Published: 3/3/2026   |   Updated: 3/3/2026   |   Inventor(s): Viktor Dubrovin
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics
Radiatively Cooled Superconducting Power Distribution for Solar-Powered Space Systems
This invention is a solar-powered space system configured to reduce or eliminate resistive losses during high-current DC power delivery using its superconducting power distribution combined with passive radiative cooling and a working fluid thermal loop. Background: Solar photovoltaic arrays, which generate direct current (DC) power, are the primary...
Published: 4/29/2026   |   Updated: 2/27/2026   |   Inventor(s): Mohamed ElKabbash
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Aerospace Engineering, Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Energy, Cleantech & Environmental > Energy Collection, Storage & Battery, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic
Layer-Engineered Frustrated Total Internal Reflection (FTIR) Sensors for Structural Integrity and Tamper Detection
This technology is a thin, multilayered optical sensor designed to detect physical damage, tampering, or material loss before failure occurs in microelectronics, aerospace, and advanced packaging platforms. It uses light, rather than electrical signals, to passively monitor whether a structure has been disturbed. When a layer is thinned, cracked, deformed,...
Published: 2/27/2026   |   Updated: 2/27/2026   |   Inventor(s): Mohamed ElKabbash
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Sensors and Detection
Optical Physical Unclonable Function (PUF) Based on BEOL-Induced Random Transfer Function
This invention is a hardware security technology that creates a unique and unclonable fingerprint for each semiconductor chip. It uses natural manufacturing variations in the back-end-of-line (BEOL) layers of a CMOS device to produce a chip-specific optical response when illuminated with light. The resulting optical pattern acts as a secure identifier...
Published: 2/27/2026   |   Updated: 2/27/2026   |   Inventor(s): Mohamed ElKabbash
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Engineering & Physical Sciences > Photonics
BEOL-Optical Tamper Detection in CMOS Packaging and BEOL Structures
This invention is a hardware security technology that detects physical tampering of semiconductor chips at a very early stage. It embeds optical sensing features within the back-end-of-line (BEOL) and packaging layers of standard CMOS devices. These features produce a stable optical response during normal operation, but the response changes immediately...
Published: 2/27/2026   |   Updated: 2/27/2026   |   Inventor(s): Mohamed ElKabbash
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Materials & Fabrication
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