Search Results - "Stallworth, P.E"

Tin-coated graphite electrodes as composite anodes for Li-ion batteries. Effects of tin coatings thickness toward intercalation behavior by Nobili, F., Mancini, M., Stallworth, P.E., Croce, F., Greenbaum, S.G., Marassi, R.

“…► Graphite anodes are coated with Sn layers of different thicknesses. ► Morphology and chemistry of electrode surface are described by SEM and NMR. ► Sn layers…”
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Electrical conductivity and NMR studies of methanol/water mixtures in Nafion membranes by Edmondson, C.A., Stallworth, P.E., Wintersgill, M.C., Fontanella, J.J., Dai, Y., Greenbaum, S.G.

“…Complex impedance studies have been carried out in acid form Nafion 117 treated with various amounts of methanol and methanol–water mixtures. At room…”
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High pressure NMR and electrical conductivity studies in acid form NAFION membranes by Chen, R.S., Stallworth, P.E., Greenbaum, S.G., Fontanella, J.J., Wintersgill, M.C.

“…The effect of high pressure on the electrical conductivity and proton, deuteron and 17O NMR in acid form NAFION-117 conditioned at various levels of relative…”
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Conductivity enhancement induced by casting of polymer electrolytes under a magnetic field by Kovarsky, R., Golodnitsky, D., Peled, E., Khatun, S., Stallworth, P.E., Greenbaum, S., Greenbaum, A.

“…► Ordering of polymer electrolytes under applied magnetic field. ► Positive effect of nanosize ferromagnetic filler. ► Structure-ion conductivity…”
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High Pressure NMR Study of Water Self-Diffusion in NAFION-117 Membrane by Jayakody, J. R. P, Stallworth, P. E, Mananga, E. S, Farrington-Zapata, J, Greenbaum, S. G

“…Measurements of the self-diffusion coefficient of water in NAFION-117 as a function of pressure have been carried out. The natural field gradient of a 7.3 T…”
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NMR, DSC and high pressure electrical conductivity studies of liquid and hybrid electrolytes by Stallworth, P.E, Fontanella, J.J, Wintersgill, M.C, Scheidler, Christopher D, Immel, Jeffrey J, Greenbaum, S.G, Gozdz, A.S

“…Electrical conductivity, differential scanning calorimetry (DSC) and 7 Li nuclear magnetic resonance (NMR) studies have been carried out on liquid electrolytes…”
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A solid-state 51V NMR characterization of vanadium sites in LiCo xNi 1− xVO 4 by Stallworth, P.E, Guo, X, Tatham, E, Greenbaum, S.G, Arrabito, M, Bodoarado, S, Penazzi, N

“…LiCo x Ni 1− x VO 4 compounds ( x=0, 0.2, 0.5, 0.8, 1.0) have been prepared for lithium ion batteries by different preparation methods, namely, wet-chemistry…”
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Lithium-7 NMR and ionic conductivity studies of gel electrolytes based on poly(methylmethacrylate) by Stallworth, P.E., Greenbaum, S.G., Croce, F., Slane, S., Salomon, M.

“…Gel electrolytes synthesized from poly(methylmethacrylate), ethylene carbonate, propylene carbonate and various lithium salts [LiClO 4, LiAsF 6, or LiN(CF 3SO…”
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Lithium-7 nuclear magnetic resonance and Ti K-edge X-ray absorption spectroscopic investigation of electrochemical lithium insertion in Li4/3+xTi5/3O4 by Ronci, Fabio, Stallworth, P.E, Alamgir, Faisal, Schiros, Theanne, Van Sluytman, Jason, Guo, Xiaodong, Reale, Priscilla, Greenbaum, Steve, denBoer, Marten, Scrosati, Bruno

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Complex impedance studies of proton-conducting membranes by Edmondson, C.A, Stallworth, P.E, Chapman, M.E, Fontanella, J.J, Wintersgill, M.C, Chung, S.H, Greenbaum, S.G

“…Complex impedance studies have been carried out on Dow 800, Dow 1000 and Nafion 117 membranes at various water contents and a variety of temperatures and…”
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Magnetic resonance studies of chemically intercalated Li xV 2O 5 ( x=1.16 and 1.48) by Stallworth, P.E, Johnson, F.S, Greenbaum, S.G, Passerini, S, Flowers, J, Smyrl, W, Fontanella, J.J

“…7Li, 51V solid-state NMR and EPR measurements have been performed upon chemically lithiated Li x V 2O 5, where x=1.16 and 1.48. These compounds can potentially…”
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Lithium-7 nuclear magnetic resonance and Ti K-edge X-ray absorption spectroscopic investigation of electrochemical lithium insertion in Li 4/3+ xTi 5/3O 4 by Ronci, Fabio, Stallworth, P.E, Alamgir, Faisal, Schiros, Theanne, Van Sluytman, Jason, Guo, Xiaodong, Reale, Priscilla, Greenbaum, Steve, denBoer, Marten, Scrosati, Bruno

“…The spinel compound Li 4/3+ x Ti 5/3O 4 is known to undergo reversible lithium intercalation up to x=1 with almost no change in lattice parameters, hence its…”
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Electrical conductivity, DSC and NMR studies of PEG and PPG containing lithium salts by Wintersgill, M.C, Fontanella, J.J, Stallworth, P.E, Newman, S.A, Chung, S.H, Greenbaum, S.G

“…Complex impedance, differential scanning calorimetry (DSC) and 7Li nuclear magnetic resonance (NMR) studies have been carried out on poly(propylene glycol)…”
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NMR studies of CuInS 2 and CuInSe 2 crystals grown by the Bridgman method by Stallworth, P.E., Guillemoles, J.-F., Flowers, J., Vedel, J., Greenbaum, S.G.

“…Bridgman-grown polycrystalline CuInS 2 and CuInSe 2 containing 2 at.% excess S and Se, respectively, were investigated by 63Cu and 115In NMR. 63Cu lineshapes…”
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63Cu-NMR studies of crystalline and thin-film CuInSe 2 by Stallworth, P.E., d'Espinose de la Caillerie, J.-B., Maquet, J., Babonneau, F., Guillemoles, J.-F., Powalla, M., Lyakovitskaya, V., Yakushev, M., Tomlinson, B.

“…Polycrystalline n- and p-type CuInSe 2 (CIS) has been examined via 63Cu-NMR. Results show that a combination of interactions significantly affect the response…”
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NMR studies of CuInS2 and CuInSe2 crystals grown by the Bridgman method by STALLWORTH, P. E, GUILLEMOLES, J.-F, FLOWERS, J, VEDEL, J, GREENBAUM, S. G

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63Cu-NMR studies of crystalline and thin-film CuInSe2 by STALLWORTH, P. E, D'ESPINOSE DE LA CAILLERIE, J.-B, MAQUET, J, BABONNEAU, F, GUILLEMOLES, J.-F, POWALLA, M, LYAKOVITSKAYA, V, YAKUSHEV, M, TOMLINSON, B

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