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Adaptive Profile Poling of Nanophotonic Lithium Niobate Waveguides for High Overall Nonlinear Efficiency
Innovators at the University of Arizona have overcome the non-uniformity issue of thin-film Lithium Niobate. Adaptive profile poling is promising to realize high nonlinear efficiency with strong material second-order nonlinearity. Nonlinear efficiency can actually increase quadratically with length using this method. It was shown that the optical momentum...
Published: 7/5/2023   |   Inventor(s): Linran Fan, Pao-Kang Chen
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications, Technology Classifications > Engineering & Physical Sciences, Technology Classifications > Engineering & Physical Sciences > Photonics
Trapped particle classification in additive manufacturing
This technology is an improvement to a rapid design approach for designing nanophotonic devices. It is a method of optical positioning and linking (OPAL) using highly focused lasers (sometimes called “optical tweezers”) used for nanofabrication of molecules for devices, drugs, and other nano-metamaterials. Combined with the previous optical...
Published: 3/10/2024   |   Inventor(s): Euan Mcleod, Natalie Shultz
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > MEMS & Nanotechnology, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Sensors & Controls > Biologic, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
Programmable Waveguide Device
This technology describes a programmable optical waveguide device that can be configured to operate as an optical switch, optical attenuator, interferometer, mode transformer and optical computer. Background: An optical waveguide is a physical structure that guides electromagnetic waves in the optical spectrum. Common types of optical waveguides include...
Published: 4/3/2023   |   Inventor(s): Stanley Pau
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
Improved Resolution in Imaging via Spatial Shifting
Inventors at the University of Arizona have developed a method to reduce aliasing of high frequency information from objects being imaged with optical fibers or a detector array system. This is accomplished by collecting multiple images through modification of the fiber bundle. The novel means of collection and the novel method of post processing combine...
Published: 4/3/2023   |   Inventor(s): Arthur Gmitro, Andrew Rouse, Neil Momsen
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Fiber Optics
SmartPrint Polymer Material and Design for the Connection of Separate Optical Chips
This technology is a further development of interconnect polymer waveguides for photonics packaging and integration. Here, a flexible optical substrate is attached and aligned to individual photonic chip components to form an optical waveguide. The waveguide comprises a refractive index contrast (RIC) polymer directly patterned using a photolithography...
Published: 3/12/2024   |   Inventor(s): Linan Jiang, Dong-Chul Pyun, Robert Norwood, Tristan Kleine, Julie Frish, Thomas Koch, Stanley Pau, Roland Himmelhuber, Abhinav Nishant, Kyungjo Kim, Sasaan Showghi
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Electronics > Assembly and Packaging, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Materials > Polymers, Technology Classifications > Software & Information Technology > Communications & Networking, Technology Classifications > Software & Information Technology > Web & Internet, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware, Technology Classifications > Engineering & Physical Sciences > Electronics > Digital Circuits
Ultrafast Optical Switches and Transistors
The inventors have demonstrated attosecond switching speed in a light field-induced phase transition of a dielectric system. This switching occurs under ambient conditions and provides for data encoding by synthesized laser pulses. This technology may be used for ultrafast optical-based switches and data transfer with petahertz speed and optical transistors....
Published: 3/12/2024   |   Inventor(s): Mohammad Hassan, Dandan Hui, Husain Alqattan
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware, Technology Classifications > Engineering & Physical Sciences > Electronics > Digital Circuits, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
All-Optical Laser Field Sampling
This technology is a system and method configured for measurement of an electronic delay response of a dielectric system triggered by a strong driving optical field of sub-femto-second pulses. The produced electronic response demonstrates all-optical light field sampling operating with sub femto / attosecond resolution. This invention demonstrates...
Published: 6/20/2024   |   Inventor(s): Mohammed Hassan, Husain Alqattan, Dandan Hui
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Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Networking, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Electronics > Digital Circuits, Technology Classifications > Engineering & Physical Sciences > Electronics > Testing & Measurement, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
Robust and Portable Microresontor Sensor Coupling Design
This technology is a novel design for an optical coupler that is more robust, easier to fabricate, and not as fragile as a regular coupler. This technology has great potential for portability due to it's robust design and does not require tapered optical fibers with high nano-positioning requirements, making it easier to mass produce. Background: Regular...
Published: 4/3/2023   |   Inventor(s): Tsu-Te Su, Euan Mcleod
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Telecommunications
Bidirectional Mode-locked Fiber Laser for Dual Comb Spectroscopy
Researchers at the University of Arizona have developed a free-running bidirectional mode-locked fiber laser operating at telecommunications wavelengths. Two coherent femtosecond frequency combs are generated from a single laser cavity to ensure mutual coherent properties and common noise cancellation. Background: Optical frequency combs (OFCs) are...
Published: 4/3/2023   |   Inventor(s): Khanh Kieu
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Engineering & Physical Sciences > Photonics
All-Fiber Multicore Fiber Laser Devices
Researchers at the University of Arizona have developed a compact, power-scalable, alignment-free fiber laser that takes a new approach to stabilizing phase-locked operation of multi-core fiber lasers by completely removing all free space optical components. This high-brightness, all-fiber laser package uses passive optical fiber spliced at both ends...
Published: 4/3/2023   |   Inventor(s): Nasser Peyghambarian, Axel Schülzgen, Li Li
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Lasers & Other Sources
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