Search Results - electronics

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Transparent Plasmonic Nanogrid Electrodes for Absorption Enhancement in Thin-film Organic Photovoltaics
SUMMARY Within solar cells the research focus is on decreasing cost, increasing efficiency and increasing the lifetime to make them competitive to fossil fuels. One of the ways to accomplish these objectives are to decrease the size and processing required but there has been issues with absorption while attempting certain methods. In addition, indi...
Published: 10/1/2015   |   Inventor(s): Filbert Bartoli, Beibei Zeng
Keywords(s): Nanoporous, Nanotechnology, Optical Elements
Category(s): Electronics
Dilute-As AINAs Semiconductor Material for Ultraviolet Emitters
SUMMARY In this invention, a new material that is capable of producing light in the ultraviolet band of the electromagnetic spectrum has been developed. The material developed consists of a small amount of dilute As (Arsenic) in AlNAs (Aluminum-Nitride-Arsenic) material and is called dilute-As AlNAs alloy. This material has many unique properties t...
Published: 8/24/2015   |   Inventor(s): Nelson Tansu, Chee-Keong Tan
Keywords(s):  
Category(s): Optical Networking and Sensors, Optics, Electronics
Precision Alignment Of Optoelectronic Devices
SUMMARYThis technology describes a method of quickly and accurately aligning precision optical components. Lehigh Tech ID#050597-01 THE MARKETThis technology would be useful to any application that requires quick and efficient alignment of optical equipment.  THE OPPORTUNITYLehigh University is currently looking to license this technology.
Published: 4/30/2013   |   Inventor(s): Mark Beranek
Keywords(s):  
Category(s): Electronics, Optical Networking and Sensors
Monolithic High Voltage Impulse Amplifier Using HBT
SUMMARY Lehigh University has developed a method for circuit design for amplifying short impulses using monolithic HBT technology. HBT has the desirable characteristics of high transit frequency (fT) and breakdown voltage for the generation of high power at radio and microwave frequencies. In normal operation the generated power is lower than e...
Published: 2/14/2013   |   Inventor(s): James Hwang, Subrata Halder, Renfeng Jin
Keywords(s): Communications, Electrical
Category(s): Electronics
Simultaneous High-resolution Electron and Laser Beam Irradiation for Luminescence Studies in a Scanning Electron
SUMMARY Many scientific studies utilize scanning electron microscopy (SEM), cathodoluminiescence (CL), photoluminescence (PL), and Raman Spectroscopy techniques to characterize newfound materials. This Lehigh University technology combines all of these techniques into one instrument by aligning an electron and laser beam within a high-resolution c...
Published: 11/6/2012   |   Inventor(s): Jonathan Poplawsky, Volkmar Dierolf
Keywords(s): Lasers, LED
Category(s): Electronics, Materials and Nanotechnology, Optical Networking and Sensors
Internal Microlens Arrays Enhancing Performance of Dye Sensitized Solar Cells
SUMMARY Existing solar cell devices only control light outside of the device as a top-layer coating or solar collector. This invention from Lehigh University incorporates the lenses within the device itself. The microlens arrays redistribute the light internally and increase the exposed surface area associated with the dye support. This method fo...
Published: 11/6/2012   |   Inventor(s): James Gilchrist, Mark Snyder, Pisist Kumnorkaew
Keywords(s): Efficiency Enhancement, Electrical
Category(s): Electronics, Energy and Environment
Fiber Optic Connector With Micro-Alignable Sensing Fiber And Associated Fabrication Method
SUMMARY A fiber optic connector and an associated fabrication method where the connector has a connector housing having a base side, a and pair of sidewalls upstanding from the base side that are spaced apart in relation to each other, and each of the housing sidewalls define at least one aperture through which optical signals can be transmitted i...
Published: 10/3/2012   |   Inventor(s): John Haake
Keywords(s): Optical Elements, Optics
Category(s): Electronics, Optical Networking and Sensors
Plasmonic Mach-Zehnder Interferometer for Optical Fiber
SUMMARY Nanoplasmonic structures are believed to be promising for high throughput and low cost sensing applications; however there are no products on the market that can offer this capability. As such, Lehigh University has attempted to offer a solution by investigating methods to integrate plasmonic Mach-Zehnder Interferometery in an optical fiber...
Published: 9/28/2012   |   Inventor(s): Qiaoqiang Gan, Filbert Bartoli, Yongkang Gao, Haifeng Hu
Keywords(s): Optical Elements, Optics
Category(s): Electronics, Optical Networking and Sensors
Multi-Color Quantum Well based LEDs
SUMMARY Lehigh University has developed a new method to achieve high performance and high efficiency Group III-Nitride LEDs and lasers. High efficiency emitters in the blue, green and red regime are important for SSL and medical applications. LEDs and lasers based on conventional technology suffer from poor performances, with one of the limitation...
Published: 8/17/2012   |   Inventor(s): Nelson Tansu, Ronald Arif, Yik-Khoon Ee, Hongping Zhao
Keywords(s): Biomedical Applications, DVD lasers, LED, Light Emitting Diodes
Category(s): Electronics
Compact and Portable Terahertz Source by Mixing Two Frequencies Generated Simultaneously by Single Solid-State Laser
SUMMARY Lehigh University has developed a compact, portable terahertz (THz) source that uses difference frequency generation (DFG) in a Gallium Selenide (GaSe) crystal by mixing dual frequencies from a single solid-state laser. Experimental results of this technology show the average THz output power can be as high as 1 μW at 1.64 THz (182 &...
Published: 7/24/2012   |   Inventor(s): Pu Zhao, Srinivasa Ragam, Yujie Ding
Keywords(s): Lasers, Optics
Category(s): Electronics
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