Search Results - "Coffman, D Keith"

Plateau–Rayleigh instability with a grain boundary twist by Hussein, Omar, Keith Coffman, D., Hattar, Khalid, Lang, Eric, Dillon, Shen J., Abdeljawad, Fadi

“…We demonstrate using theoretical, computational, and experimental studies a morphological instability, in which a polycrystalline nanorod breaks up at grain…”
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Moving the Plasmon of LaB₆ from IR to Near-IR via Eu-Doping by Mattox, Tracy M, Coffman, D Keith, Roh, Inwhan, Sims, Christopher, Urban, Jeffrey J

“…Lanthanum hexaboride (LaB₆) has become a material of intense interest in recent years due to its low work function, thermal stability and intriguing optical…”
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A generalized master sintering curve based on nucleation-limited densification kinetics by Coffman, D. Keith, Dillon, Shen J.

“…The master sintering curve was developed assuming diffusion-limited coarsening and densification kinetics. A key limitation of the model is that it is only…”
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Interface nucleation rate limited densification during sintering by Dillon, Shen J., Ma, Yonghui, Oyang, Jia-hu, Coffman, D. Keith, Hussein, Omar, Hattar, Khalid, Abdeljawad, Fadi

“…In situ bicrystal sintering experiments performed in a transmission electron microscope indicate that the densification rate can follow interface nucleation…”
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Interphase boundary, grain boundary, and surface diffusion in Al2O3-GdAlO3 composites determined from bicrystal coble creep experiments by Coffman, D. Keith, Ma, Yonghui, Barr, Christopher M., Ouyang, Jia-hu, Hattar, Khalid, Dillon, Shen J.

“…Small-scale in situ transmission electron microscopy-based Coble creep experiments were performed on Al2O3-GdAlO3 composites using localized laser heating. A…”
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Evidence for interface-rate limited densification kinetics at Al2O3-GdAlO3 interfaces characterized by in situ ultrahigh temperature transmission electron microscopy by Coffman, D. Keith, Ma, Yonghui, Barr, Christopher, Ouyang, Jia-Hu, Hattar, Khalid, Dillon, Shen J.

“…The sintering behavior of single Al2O3 particles resting on GdAlO3 is characterized using in situ transmission electron microscopy imaging. In bicrystal…”
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Ropivacaine Intramuscular Paracervical Injections for Pediatric Headache: A Randomized Placebo-Controlled Trial by Yaeger, Susan K., MD, Perry, Michelle C., MD, Caperell, Kerry, MD, MS, Coffman, Keith A., MD, Hickey, Robert W., MD

“…Study objective We seek to determine whether ropivacaine cervical paraspinal injections compared with normal saline solution injections provide headache relief…”
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