Pacific Northwest National Laboratory
Technical Team Lead
Pacific Northwest National Laboratory
Materials Scientist
Pacific Northwest National Laboratory Apr 2011 - Mar 2014
Post-Doctoral Research Associate
Tbt Group, Inc Oct 2008 - Apr 2011
Chief Materials Scientist
Drexel University Sep 2003 - Jun 2008
Research Assistant
Education:
Drexel University Jan 1, 2003 - 2008
Doctorates, Doctor of Philosophy, Materials Science, Engineering
Shanghai Institute of Ceramics, Chinese Academy of Sciences Jan 1, 2000 - 2003
Master of Science, Masters, Physics, Chemistry
Tsinghua University Jan 1, 1996 - 2000
Bachelors, Bachelor of Science, Chemical Engineering
Skills:
Thin Films Materials Science R&D Characterization Materials Piezoelectric Design of Experiments Sensors Scanning Electron Microscopy Nanomaterials Biosensors Powder X Ray Diffraction Ceramic Manufacturing Finite Element Analysis Comsol Ceramic Science Piezoelectric Actuators and Sensors Development Ultrasonics Failure Analysis Ceramic Materials Miniaturized Ultrasonic Transducer Development
Apr 2011 to 2000 Postdoctoral Ceramic ScientistTBT Group, Inc Berlin, NJ Oct 2008 to Apr 2011 Lead Ceramic Scientist / Project managerDREXEL UNIVERSITY Philadelphia, PA Sep 2003 to Jun 2008 Graduate Research Fellow & Ph.D. CandidateSHANGHAI INSTITUTE OF CERAMICS
Jul 2001 to Jun 2003 Research Assistant
Education:
Drexel University Philadelphia, PA Sep 2003 to Jun 2008 Ph.D. in Materials Science and EngineeringChinese Academy of Sciences Sep 2000 to Jun 2003 M.ETsinghua University Sep 1996 to Jul 2000 B.E. in Chemical Engineering
Skills:
Ceramic processing (thick films, thin films and bulk); Piezoelectric ceramics (lead-based & Lead-free) R&D; Design & prototyping of piezoelectric multilayer actuators (disc, beam, stack etc), sensors & ultrasonic acoustic transducers; Acoustic transducer modeling using COMSOL Multiphysics; Energy harvesting with piezoelectrics; Dielectric materials (X7R, Y5V, etc).
Us Patents
Lead-Free Piezoelectric Ceramic Films And A Method For Making Thereof
This invention relates to lead-free piezoelectric ceramic films and a method of making thereof. Specifically, the invention is directed to a method for fabricating lead-free piezoelectric free standing films having enhanced piezoelectric properties. The films may be used for a number of applications including incorporation in microelectronic devices such as energy harvesting devices and sensor technologies.
Lead-Free Piezoelectric Ceramic Films And A Method For Making Thereof
This invention relates to a method of making lead-free piezoelectric ceramic films. Specifically, the invention is directed to a method for fabricating lead-free piezoelectric free standing films having enhanced piezoelectric properties. The films may be used for a number of applications including incorporation in microelectronic devices such as energy harvesting devices and sensor technologies.
Sol-Gel Precursors And Methods For Making Lead-Based Perovskite Films
Wei-Heng Shih - Bryn Mawr PA, US Wan Y. Shih - Bryn Mawr PA, US Zuyan Shen - Philadelphia PA, US Huidong Li - Newark DE, US Xiaotong Gao - Philadelphia PA, US
Assignee:
DREXEL UNIVERSITY - PHILADELPHIA PA
International Classification:
C23C 14/08 B05D 3/02
US Classification:
20419218, 427380
Abstract:
A simple, economical sol-gel method was invented to produce thick and dense lead zirconate titanate (PZT) thin films that exhibit the stoichiometric chemical composition and unprecedented electrical and dielectric properties. The PZT films are the foundation of many microelectromechanical systems (MEMS) and nanoelectromechanical systems (NEMS) for micro/nano sensors and actuators applications.
Lead-Free Piezoelectric Ceramic Films And A Method For Making Thereof
Wei-Heng SHIH - Bryn Mawr PA, US Wan Y. SHIH - Bryn Mawr PA, US Huidong LI - Richland WA, US
Assignee:
DREXEL UNIVERSITY - PHILADELPHIA PA
International Classification:
G01N 27/12 H01L 41/187
US Classification:
422 69, 4235948
Abstract:
This invention relates to a method of making lead-free piezoelectric ceramic films. Specifically, the invention is directed to a method for fabricating lead-free piezoelectric free standing films having enhanced piezoelectric properties. The films may be used for a number of applications including incorporation in microelectronic devices such as energy harvesting devices and sensor technologies.
Self-Powering Headset, Devices And Related Methods
Hakki Yegingil - Philadelphia PA, US John-Paul McGovern - Philadelphia PA, US Sabine Ohler - New York NY, US Daniel DeClement - New York NY, US Christian L. Martorano - Marlton NJ, US Huidong Li - Marlton NJ, US Joseph Capobianco - Marlton NJ, US Matthew H. Foster - Marlton NJ, US Richard Martorano - Singapore, SG
Assignee:
TBT Group, Inc. - New York NY
International Classification:
H01L 41/107 H02N 2/18
US Classification:
310339, 310330, 310331
Abstract:
In one aspect, the invention relates to a headset that includes an element that generates energy in response to forces. The headset includes at least one vibratable piezoelectric element; a first circuit element in electrical communication with the at least one vibratable piezoelectric element; and a signal processing element, the signal processing element disposed within the headset and at least partially energized by mechanical changes in the vibratable piezoelectric element.
Organism Monitoring Devices And Organism Monitoring Methods
- Richland WA, US Jun Lu - Richland WA, US Huidong Li - Richland WA, US Jayson J. Martinez - Kennewick WA, US
Assignee:
Battelle Memorial Institute - Richland WA
International Classification:
A01K 61/90 G01S 1/72 G08C 23/02
Abstract:
Organism monitoring systems and devices and associated monitoring methods are described. According to one aspect, an organism monitoring device configured to be associated with an organism to be monitored includes a housing, a battery coupled with the housing, wherein the battery is configured to store electrical energy, a transmitter coupled with the housing and the battery, wherein the transmitter is configured to emit a wireless signal externally of the organism monitoring device and the organism being monitored, sensor circuitry coupled with the housing and the battery, wherein the sensor circuitry is configured to monitor an environment of the organism monitoring device, and control circuitry coupled with the housing, the sensor circuitry and the battery, and wherein the control circuitry is configured to adjust an operation of the organism monitoring device as a result of monitoring of the environment of the organism monitoring device by the sensor circuitry.
Surface Acoustic Wave Sensor For Refrigerant Leakage Detection
- Cleveland OH, US Praveen THALLAPALLY - Richland WA, US Peter B. MCGRAIL - Pasco WA, US Deng ZHIQUN - Richland WA, US Jian LIU - Richland WA, US Huidong LI - Richland WA, US Jun LU - Richland WA, US Debasis BANERJEE - Ellisville MO, US
International Classification:
G01N 29/02
Abstract:
A SAW sensor is optimized for detection of refrigerant leakage in a refrigerant system or other gases, vapors, explosives or chemicals of interest. The SAW sensor includes a piezoelectric substrate; an interdigitated transducer deposited on the piezoelectric substrate, the interdigitated transducer having an input portion that receives input surface acoustic waves and an output portion that emits output surface acoustic waves; and a refrigerant sensor film located between the input portion and the output portion of the interdigitated transducer, the refrigerant sensor film including a sorbent material that is selected for preferential adsorption of a target refrigerant over atmospheric gases. Adsorption of the target refrigerant by the sorbent material results in a frequency shift of a frequency of the output surface acoustic waves relative to a frequency of the input surface acoustic waves. The sorbent material may be a metal organic framework (MOF) material, a covalent organic framework (COF) material, a porous organic cage or organic macrocyles such as calix [n] arene and its related derivatives.
Organism Monitoring Devices And Organism Monitoring Methods
- Richland WA, US Jun Lu - Richland WA, US Huidong Li - Richland WA, US Jayson J. Martinez - Kennewick WA, US Mitchell J. Myjak - Richland WA, US
Assignee:
Battelle Memorial Institute - Richland WA
International Classification:
A01K 11/00 H01Q 1/50
Abstract:
Organism monitoring devices and organism monitoring methods are described. According to one aspect, an organism monitoring device includes a housing configured to be physically associated with an organism to be monitored, an antenna, signal generation circuitry comprising an oscillator configured to generate an oscillation signal, and an output node configured to output the oscillation signal, impedance matching circuitry coupled with the housing, the antenna and the signal generation circuitry, and wherein the impedance matching circuitry is configured to match an impedance of the signal generation circuitry and an impedance of the antenna, and wherein the impedance matching circuitry is further configured to receive the oscillation signal and to provide the oscillation signal to the antenna, and wherein the antenna is configured to emit a wireless signal externally of the organism monitoring device as a result of the provision of the oscillation signal to the input of the antenna.
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Ai De Jiu Shi Ni - Wang Lee Hom
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