Search Results - chih-hung+chang

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Apparatus and Method for continuous Production of Semiconductor Nanoparticles
A continuous-flow injection reactor and a method for continuous material synthesis, including synthesis of nanoparticles Background Nanocrystalline semiconductors have attracted a considerable amount of attention due to their unique physiochemical properties. Recent advances in nanocrystals are having a dramatic impact on the development of next...
Published: 6/17/2024   |   Inventor(s): Chih-hung Chang, Hyungdae Jin, Yu-Wei Su
Keywords(s): Advanced Technology and Manufacturing Inst. (ATAMI), Chemicals / Chemical Engineering, Electrical & Computer Engineering, Nanotechnology
Category(s): Chemical, Chemistry, Engineering, Nanoscience & Microtechnologies, Device, Materials Science, Physical Science
Systems and Methods of Using Phase Change Material in Power Plants
PAGE TITLEOverviewPAGE SUMMARY Cooling systems and methods for cooling in a power plant using a phase change material. In one embodiment, a phase change material container includes at least one phase change material which may be in the form of a slurry; and at least one conduit for transporting the fluid through the phase change material when located...
Published: 7/24/2024   |   Inventor(s): Matthew Mccarthy, Ying Sun, Young Cho, Baolan (jessica) Shi, Han Hu, Philipp Boettcher, Qinghua (tim) Xie
Keywords(s):  
Category(s): Energy, Mechanical & Civil Engineering, Energy > Energy: Heat Exchangers, Energy > Energy: Power Plants, Mechanical & Civil Engineering > ME-CE: HVAC
Conductive Metalorganic Framework Chemical Sensors
Technology Description This technology is a gas sensing device made of a highly oriented metal-organic framework (MOF) material on an oxide substrate. The MOF is also made conductive by the addition of a redox active molecule. The conductive MOF is made without using a gold substrate, and the method of assembling the MOF layers incorporating the redox...
Published: 12/23/2021   |   Inventor(s): Chih-Hung Chang, Ki-Joong Kim, Alan Wang, Yujing Zhang, Xinyuan Chong
Keywords(s): Advanced Technology and Manufacturing Inst. (ATAMI), Chemicals / Chemical Engineering, Sensors
Category(s): Chemical, Device, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
Segmented Flow for a Continuous Flow Microwave Reactor
Technology Description This invention is a continuous, segmented flow reactor system and method for the production of high quality NCs with microwave radiation. The system for NCs synthesis consists of an NC precursor configured to include an NC precursor solution with the ability to include a microwave reactor, segmentation fluid source, or other configurations...
Published: 5/10/2021   |   Inventor(s): Gregory Herman, Brian Paul, Chih-Hung Chang, Ki-Joong Kim, Richard Oleksak, Padmavathi Chandran, Eric Hostetler, Brendan Flynn, Daniel Peterson, Bob Fitzmorris, Gustavo Albuquerque
Keywords(s): Advanced Technology and Manufacturing Inst. (ATAMI), Chemicals / Chemical Engineering, Computer Software, Materials Science, Nanotechnology, Photovoltaics
Category(s): Engineering
Fiber Optic Infrared Absorption Gas Sensors with Metal-Organic Framework Materials
Technology Description The fiber-optic chemical sensing platform couples light guides with a metal-organic framework (MOF) and plasmonic nanomaterial sensing components to provide increased near-infared (NIR) detection sensitivity. The MOF thin films rapidly absorb and sense gases by leveraging a network of plasmonic nanocrystals that act at the NIR...
Published: 12/23/2021   |   Inventor(s): Alan Wang, Chih-Hung Chang, Paul Ohodnicki, Ki-Joong Kim, Xinyuan Chong
Keywords(s): Advanced Technology and Manufacturing Inst. (ATAMI), fiber optics, Sensors
Category(s): Engineering
Printable Conductive Inks
Background of Invention Silver possesses excellent electrical conductivity, surface plasmon resonance, and high reflectivity, leading to its use in a wide variety of applications including microelectronic circuitry, gas sensors, low emissivity coatings and transparent conductive electrodes. Significant effort has been made toward the development...
Published: 3/25/2022   |   Inventor(s): Chih-Hung Chang, Chang-Ho Choi
Keywords(s): Advanced Technology and Manufacturing Inst. (ATAMI), Chemicals / Chemical Engineering, electronics, microreactor, transparent electronics
Category(s): Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science