Search Results - "Fechete, R"

Distributions of transverse relaxation times for soft-solids measured in strongly inhomogeneous magnetic fields by Chelcea, R.I., Fechete, R., Culea, E., Demco, D.E., Blümich, B.

“…The single-sided NMR-MOUSE sensor that operates in highly inhomogeneous magnetic fields is used to record a CPMG 1H transverse relaxation decay by CPMG echo…”
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NMR relaxation investigation of the native corn starch structure with plasticizers by Cioica, N., Fechete, R., Cota, C., Nagy, E.M., David, L., Cozar, O.

“…The influences of starch, glycerol and water ratios on the structure, morphology and dynamics of starch polymer chains were investigated by NMR relaxation…”
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Ovariectomy-Induced Osteoporosis Evaluated by 1H One- and Two-Dimensional NMR Transverse Relaxometry by Şipos, R. S., Fechete, R., Moldovan, D., Şuş, I., Pávai, Z., Demco, D. E.

“…The aim of this work is to show that the bones with marrow, treated as a quasi-porous media, can be successfully used to study the effects of…”
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The heterogeneity of segmental dynamics of filled EPDM by (1)H transverse relaxation NMR by Moldovan, D, Fechete, R, Demco, D E, Culea, E, Blümich, B, Herrmann, V, Heinz, M

“…Residual second moment of dipolar interactions M(2) and correlation time segmental dynamics distributions were measured by Hahn-echo decays in combination with…”
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Self-diffusion anisotropy of water in sheep Achilles tendon by Fechete, R., Demco, D. E., Eliav, U., Blümich, B., Navon, G.

“…The principal values of the diffusion tensor of free water in the pores of sheep Achilles tendon were determined. For this purpose, the azimuthally angular…”
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Self-diffusion measurements by a constant-relaxation method in strongly inhomogeneous magnetic fields by Klein, M., Fechete, R., Demco, D.E., Blümich, B.

“…The simple pulse sequence θ x−τ 1−2θ y−τ 1+τ 2−2θ y−τ 2−Hahn echo used to measure the self-diffusion coefficient D under constant-relaxation condition, i.e.,…”
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Selective NMR excitation in strongly inhomogeneous magnetic fields by Todica, M, Fechete, R, Blümich, B

“…The NMR-MOUSE is a unilateral and mobile NMR sensor which operates with highly inhomogeneous magnetic fields. To produce a mobile NMR unit, RF excitation is…”
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Self-Diffusion Anisotropy of Small Penetrant Molecules in Deformed Elastomers by Demco, D. E, Rata, G, Fechete, R, Blümich, B

“…The self-diffusion anisotropy of n-hexane, n-heptane, n-octane, and n-decane in uniaxially compressed natural rubber samples with different cross-link…”
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Enhanced sensitivity to residual dipolar couplings of elastomers by higher-order multiple-quantum NMR by Fechete, R., Demco, D.E., Blümich, B.

“…The homonuclear and heteronuclear residual dipolar couplings in elastomers reflect changes in the cross-link density, temperature, the uniaxial and biaxial…”
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Self-Diffusion Anisotropy of Small Penetrants in Compressed Elastomers by Fechete, R, Demco, D. E, Blümich, B

“…The anisotropy of self-diffusion of toluene in uniaxially compressed natural rubber samples with different cross-link densities was detected using the…”
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Residual dipolar couplings of soft solids by accordion magic sandwich by Demco, D.E., Fechete, R., Blümich, B.

“…Residual dipolar coupling are important source of information about structure and molecular motions of soft solids. A new method, accordion magic sandwich is…”
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Parameter maps of 1H residual dipolar couplings in tendon under mechanical load by Fechete, R., Demco, D.E., Blümich, B.

“…Proton multipolar spin states associated with dipolar encoded longitudinal magnetization (DELM) and double-quantum (DQ) coherences of bound water are…”
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Segmental Anisotropy in Strained Elastomers by 1H NMR of Multipolar Spin States by Fechete, R, Demco, D. E, Blümich, B

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Selective saturation in strongly inhomogeneous magnetic fields by Todica, M., Fechete, R., Blümich, B.

“…The possibility to produce selective saturation by nuclear magnetic resonance (NMR) sequences of low-power radio-frequency pulses in strongly inhomogeneous…”
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Segmental Anisotropy in Strained Elastomers Detected with a Portable NMR Scanner by Hailu, K., Fechete, R., Demco, D.E., Blümich, B.

“…Single-side NMR is particularly suitable for measurements of segmental anisotropy induced in elastomers by uniaxial forces or local strain. Proton transverse…”
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Order parameters of the orientation distribution of collagen fibers in Achilles tendon by 1H NMR of multipolar spin states by Fechete, R., Demco, D. E., Blümich, B.

“…The angular distribution function of collagen fibrils in a sheep Achilles tendon was investigated by 1H NMR of multipolar spin states represented by…”
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Thermo-oxidative aging of elastomers: a temperature control unit for operation with the NMR-MOUSE by Anferova, S., Anferov, V., Adams, M., Fechete, R., Schroeder, G., Blümich, B.

“…Temperature-controlled measurements of the transverse relaxation time were conducted with the NMR-MOUSE (nuclear magnetic resonance mobile universal surface…”
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Anisotropy of collagen fiber orientation in sheep tendon by 1H double-quantum-filtered NMR signals by Fechete, R., Demco, D.E., Blümich, B., Eliav, U., Navon, G.

“…The anisotropy of the angular distribution of collagen fibrils in a sheep tendon was investigated by 1H double-quantum (DQ) filtered NMR signals…”
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Biomarkers in Renal Transplantation Ischemia Reperfusion Injury by MÜHLBERGER, Irmgard, PERCO, Paul, FECHETE, Raul, MAYER, Bernd, OBERBAUER, Rainer

“…Ischemia reperfusion injury (IRI) is a choreographed process leading to delayed graft function (DGF) and reduced long-term patency of the transplanted organ…”
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Perfluorosulfonic acid ionomer – silica composite membranes prepared using hyperbranched polyethoxysiloxane for polymer electrolyte membrane fuel cells by Horvat, Carmen I., Zhu, Xiaomin, Türp, David, Vinokur, Rostislav A., Demco, Dan E., Fechete, Radu, Conradi, Oliver, Graichen, Andreas, Anokhin, Denis, Ivanov, Dimitri A., Möller, Martin

“…We report on the preparation and characterization of perfluorosulfonic acid ionomer (PFSA) – silica composite membranes using hyperbranched polyethoxysiloxane…”
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