Search Results - "Jen, C K"

High-temperature integrated and flexible ultrasonic transducers for nondestructive testing by Kobayashi, M., Jen, C.-K., Bussiere, J.F., Wu, K.-T.

“…Integrated ultrasonic transducers (IUTs) and flexible ultrasonic transducers (FUTs) are presented for nondestructive testing at high temperatures. These…”
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African American Preschool Children's Physical Activity Levels in Head Start by Shen, Bo, Reinhart-Lee, Tamara, Janisse, Heather, Brogan, Kathryn, Danford, Cynthia, Jen, K.-L. C.

“…The purpose of this study was to describe the physical activity levels of urban inner city preschoolers while attending Head Start, the federally funded…”
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High temperature integrated ultrasonic shear wave probes by Jen, C.-K., Ono, Y., Kobayashi, M.

“…Integrated ultrasonic shear wave probes have been fabricated using steel substrates through a paint-on method with the use of mode conversion from longitudinal…”
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Real-time monitoring of injection molding for microfluidic devices using ultrasound by Ono, Y., Jen, C.-K., Cheng, C.-C., Kobayashi, M.

“…Real‐time process monitoring of the fabrication process of microfluidic devices using a polymer injection molding machine was carried out using miniature…”
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Excess omega-3 fatty acid consumption by mothers during pregnancy and lactation caused shorter life span and abnormal ABRs in old adult offspring by Church, M.W, Jen, K.-L.C, Anumba, J.I, Jackson, D.A, Adams, B.R, Hotra, J.W

“…Abstract Consuming omega-3 fatty acids (ω-3 FA) during pregnancy and lactation is beneficial to fetal and infant development and might reduce the incidence and…”
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Abnormal neurological responses in young adult offspring caused by excess omega-3 fatty acid (fish oil) consumption by the mother during pregnancy and lactation by Church, M.W, Jen, K.-L.C, Jackson, D.A, Adams, B.R, Hotra, J.W

“…Abstract Consuming omega-3 fatty acids (ω-3 FA) during pregnancy and lactation benefits fetal and infant brain development and might reduce the severity of…”
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Integrated Piezoelectric Ultrasonic Receivers for Laser Ultrasound in Non-destructive Testing of Metals by Wu, K.-T., Jen, C.-K., Kobayashi, M., Blouin, A.

“…Thick (>50 μm) piezoelectric films have been deposited directly on top of steel and aluminum substrates as integrated ultrasonic transducer (IUT) receivers to…”
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Ultrasonic in-line monitoring of polymer extrusion by Françla, D. R., Jen, C.-K., Nguyen, K. T., Gendron, R.

“…In‐line ultrasonic monitoring of polymer co‐extrusion and twin‐screw extrusion are presented. Co‐extrusion of high density polyethylene (HDPE) and a…”
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Application of ultrasound in the determination of fundamental extrusion performance: Residence time distribution measurement by Sun, Z., Jen, C.-K., Shih, C.-K., Denelsbeck, D. A.

“…By means of new probe design and rapid data acquisition, we have succeeded in in‐line ultrasonic monitoring of residence time distribution (RTD) at the…”
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Piezoelectric thick film ultrasonic transducers fabricated by a sol–gel spray technique by Kobayashi, M, Olding, T.R, Sayer, M, Jen, C.-K

“…Thick film broadband ultrasonic transducers (UTs) produced by a sol–gel spray technique and operated below 10 MHz are presented. These UTs are formed by…”
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Experimental evaluation of clad metallic buffer rods for high temperature ultrasonic measurements by Jen, C.-K., Legoux, J.-G., Parent, L.

“…The fabrication, evaluation and several applications of metallic buffer rods consisting of a core and a cladding are presented. The clad rods can have a taper…”
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Real-time process monitoring of micromoulding using integrated ultrasonic sensors by Ono, Y., Whiteside, B.R., Brown, E.C., Kobayashi, M., Cheng, C.-C., Jen, C.-K., Coates, P.D.

“…Real-time, non-intrusive and non-destructive process monitoring of micromoulding has been performed using novel ultrasonic sensors integrated onto the barrel…”
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Polyester cure monitoring by means of different techniques by Ton-That, M.-T., Cole, K. C., Jen, C.-K., França, D. R.

“…The cure of a set of polyester resin samples having different styrene contents has been monitored by means of Fourier transform infrared (FTIR) spectroscopy,…”
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Fiber-Optic and Ultrasonic Measurements for In-Situ Cure Monitoring of Graphite/Epoxy Composites by Chen, J. -Y., Hoa, S. V., Jen, C. -K., Wang, H.

“…To produce high-quality composites with high density and low void content, the knowledge of cure process is very important, and the sensors capable of…”
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On-line ultrasonic monitoring of the injection molding process by Wang, H., Cao, B., Jen, C. K., Nguyen, K. T., Viens, M.

“…On‐line ultrasonic monitoring of injection molding of a simple polymer box is studied using pulse‐echo techniques. The flow front of molten polymers inside the…”
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Clad polymer buffer rods for polymer process monitoring by Jen, C.-K., França, D.R., Sun, Z., Ihara, I.

“…Clad polymer buffer rods consisting of a polyetheretherketone (PEEK) core and a cladding made of a heat resistance epoxy–aluminum composite are presented. The…”
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In-line ultrasonic monitoring of semi-solid magnesium die casting process by Jen, C.-K., Moisan, J.-F., Zheng, C.-Q., Loong, C.A., Kruger, S.E., Shehata, M.T., Essadiqi, E.

“…Ultrasonic velocity and attenuation measurements in AZ91D magnesium (Mg) alloy with dendritic, rosette and globular microstructures were performed at elevated…”
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Repeated antenatal corticosteroid treatments adversely affect neural transmission time and auditory thresholds in laboratory rats by Church, M.W, Adams, B.R, Anumba, J.I, Jackson, D.A, Kruger, M.L, Jen, K.-L.C

“…Abstract Antenatal corticosteroid (AC) treatment is given to pregnant women at risk for preterm birth to reduce infant morbidity and mortality by enhancing…”
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Excess and deficient omega-3 fatty acid during pregnancy and lactation cause impaired neural transmission in rat pups by Church, M.W, Jen, K.-L.C, Dowhan, L.M, Adams, B.R, Hotra, J.W

“…Abstract Omega-3 fatty acids (ω-3 FA) consumption during pregnancy and lactation is beneficial to fetal and infant growth and may reduce the severity of…”
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Lithium tantalate/lead zirconate titanate composite ultrasonic transducers by Chen, Y., Sayer, M., Zou, L., Jen, C.-K.

“…Lithium tantalate (LiTaO3)/lead zirconate titanate (PZT) ceramic films of thickness about 50 μm have been deposited on stainless-steel substrates using a…”
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