Search Results - "Abrecht, Mike"

Transformation mechanism of amorphous calcium carbonate into calcite in the sea urchin larval spicule by Politi, Yael, Metzler, Rebecca A, Abrecht, Mike, Gilbert, Benjamin, Wilt, Fred H, Sagi, Irit, Addadi, Lia, Weiner, Steve, Gilbert, Pupa

“…Sea urchin larval spicules transform amorphous calcium carbonate (ACC) into calcite single crystals. The mechanism of transformation is enigmatic: the…”
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Architecture of columnar nacre, and implications for its formation mechanism by Metzler, Rebecca A, Abrecht, Mike, Olabisi, Ronke M, Ariosa, Daniel, Johnson, Christopher J, Frazer, Bradley H, Coppersmith, Susan N, Gilbert, P U P A

“…We analyze the structure of Haliotis rufescens nacre, or mother-of-pearl, using synchrotron spectromicroscopy and x-ray absorption near-edge structure…”
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Suppression of Acoustic Resonances in BST-Based Bulk-Ceramic Varactors by Addition of Magnesium Borate by Agrawal, Prannoy, Kienemund, Daniel, Walk, Dominik, Matic, Stipo, Bohn, Nicole, Häuser, Kevin, Fink, Thomas, Abrecht, Mike, Bigler, Walter, Binder, Joachim R., Jakoby, Rolf, Maune, Holger

“…This work presents a method for reducing acoustic resonances in ferroelectric barium strontium titanate (BST)-based bulk ceramic varactors, which are capable…”
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Control of pertechnetate sorption on activated carbon by surface functional groups by Wang, Yifeng, Gao, Huizhen, Yeredla, Rakesh, Xu, Huifang, Abrecht, Mike

“…The isotope 99Tc is highly soluble and poorly adsorbed by natural materials under oxidizing conditions, thus being of particular concern for radioactive waste…”
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Surface composition, bonding, and morphology in the nucleation and growth of ultra-thin, high quality nanocrystalline diamond films by Sumant, Anirudha V., Gilbert, P.U.P.A., Grierson, David S., Konicek, Andrew R., Abrecht, Mike, Butler, James E., Feygelson, Tatyana, Rotter, Shlomo S., Carpick, Robert W.

“…The morphology, composition, and bonding character (carbon hybridization state) of continuous, ultra-thin (thickness ∼ 60 nm) nanocrystalline diamond (NCD)…”
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Probing the Organic−Mineral Interface at the Molecular Level in Model Biominerals by Metzler, Rebecca A, Kim, Il Won, Delak, Katya, Evans, John Spencer, Zhou, Dong, Beniash, Elia, Wilt, Fred, Abrecht, Mike, Chiou, Jau-Wern, Guo, Jinghua, Coppersmith, Susan N, Gilbert, P. U. P. A

“…It is widely known that macromolecules, such as proteins, can control the nucleation and growth of inorganic solids in biomineralizing organisms. However, what…”
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Low copper and high manganese levels in prion protein plaques by Johnson, Christopher J, Gilbert, P U P A, Abrecht, Mike, Baldwin, Katherine L, Russell, Robin E, Pedersen, Joel A, Aiken, Judd M, McKenzie, Debbie

“…Accumulation of aggregates rich in an abnormally folded form of the prion protein characterize the neurodegeneration caused by transmissible spongiform…”
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A fully-printed, BST MIM varactor for low ISM-band matching networks up to 1000 W by Kienemund, Daniel, Fink, Thomas, Abrecht, Mike, Bigler, Walter, Binder, Joachim R., Jakoby, Rolf, Maune, Holger

“…This work presents a fully-printed metal-insulator-metal (MIM) thick film varactor capable of operation in matching circuits rated with up to 1 kW. The…”
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Polarization-dependent imaging contrast in abalone shells by Metzler, Rebecca A., Zhou, Dong, Abrecht, Mike, Chiou, Jau-Wern, Guo, Jinghua, Ariosa, Daniel, Coppersmith, Susan N., Gilbert, P. U. P. A.

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An x-ray photoemission electron microscopy study of the formation of Ti-Al phases in 4 mol% TiCl3 catalyzed NaAlH4 during high energy ball milling by Dobbins, Tabbetha, Abrecht, Mike, Uprety, Youaraj, Moore, Kristan

“…This study reports reaction pathways to form TiAlx metallic complexes during the high energy ball milling of 4 mol% TiCl3 with NaAlH4 powders determined using…”
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X-ray photoelectron emission spectromicroscopic analysis of arborescent lycopsid cell wall composition and Carboniferous coal ball preservation by Boyce, C. Kevin, Abrecht, Mike, Zhou, Dong, Gilbert, P.U.P.A.

“…Two alternative processes complicate understanding of the biochemical origins and geochemical alteration of organic matter over geologic time: selective…”
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Acoustical Behavior of Fully-Printed, BST MIM Varactor Modules in High Power Matching Circuits by Kienemund, Daniel, Bohn, Nicole, Fink, Thomas, Abrecht, Mike, Bigler, Walter, Binder, Joachim R., Jakoby, Rolf, Maune, Holger

“…This work presents three fully-printed, acoustically optimized metal-insulator-metal (MIM) thick film varactor modules, capable of operating in matching…”
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Assignment of Polarization-Dependent Peaks in Carbon K-Edge Spectra from Biogenic and Geologic Aragonite by Zhou, Dong, Metzler, Rebecca A, Tyliszczak, Tolek, Guo, Jinghua, Abrecht, Mike, Coppersmith, Susan N, Gilbert, P. U. P. A

“…Many biominerals, including mollusk and echinoderm shells, avian eggshells, modern and fossil bacterial sediments, planktonic coccolithophores, and…”
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The role of the cation in antiwear films formed from ZDDP on 52100 steel by Pereira, Gavin, Lachenwitzer, Andreas, Munoz-Paniagua, David, Kasrai, Masoud, Norton, Peter R., Abrecht, Mike, Gilbert, P.U.P.A.

“…Phosphorus L-edge and oxygen K-edge X-ray PhotoEmission Electron Microscopy (XPEEM) have been used to characterize the chemical nature of the cation present in…”
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Direct angle resolved photoemission spectroscopy and superconductivity of strained high-T c films by Pavuna, Davor, Ariosa, Daniel, Cloetta, Dominique, Cancellieri, Claudia, Abrecht, Mike

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Direct angle resolved photoemission spectroscopy and superconductivity of strained high-Tc films by Pavuna, Davor, Ariosa, Daniel, Cloetta, Dominique, Cancellieri, Claudia, Abrecht, Mike

“…Since 1997 we systematically perform direct angle resolved photoemission spectroscopy (ARPES) on in-situ grown thin (<30 nm) cuprate films. Specifically, we…”
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Compressive pre-strain in high-niobium-fraction Nb3Sn superconductors by EKIN, Jack W, CHEGGOUR, Najib, ABRECHT, Mike, CLICKNER, Cameron, FIELD, Mike, HONG, Seung, PARRELL, Jeff, YOUZHU ZHANG

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Direct photoemission spectroscopy and electronic properties of in situ grown, strained high- Tc and related oxide films by Abrecht, Mike, Ariosa, Daniel, Cloetta, Dominique, Vobornik, Dusan, Margaritondo, Giorgio, Pavuna, Davor

“…We have optimized laser ablation thin film deposition and transfer procedures within synchrotron vault, specifically to perform angle-integrated and…”
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A fully-printed MIM varactor for high power application by Kienemund, Daniel, Kohler, Christian, Fink, Thomas, Abrecht, Mike, Wiens, Alex, Bigler, Walter, Binder, Joachim R., Maune, Holger, Jakoby, Rolf

“…A fully screen printed metal-insulator-metal (MIM) thick-film varactor is presented, designed for high-power application. The varactor is based on a 9.9 μm…”
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On the doping variation of the pseudogap in high- Tc cuprates by Pavuna, Davor, Abrecht, Mike, Ariosa, Daniel, Margaritondo, Giorgio

“…We briefly summarize well established and the latest experimental results concerning the doping dependence of the so-called pseudogap ( T *) and emphasize that…”
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