Search Results - "Hadjiev, V.G"

Raman and infrared spectra of brookite (TiO2): Experiment and theory by Iliev, M.N., Hadjiev, V.G., Litvinchuk, A.P.

“…The zone-center phonons and the frequency-dependent dielectric function of the brookite phase of TiO2 are studied experimentally by means of polarized Raman…”
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Improved mechanical properties of an epoxy glass–fiber composite reinforced with surface organomodified nanoclays by Withers, G.J., Yu, Y., Khabashesku, V.N., Cercone, L., Hadjiev, V.G., Souza, J.M., Davis, D.C.

“…An organomodified surface nanoclay reinforced epoxy glass-fiber composite is evaluated for properties of mechanical strength, stiffness, ductility and fatigue…”
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Morphed graphene nanostructures: Experimental evidence for existence by Calderon, H.A., Estrada-Guel, I., Alvarez-Ramírez, F., Hadjiev, V.G., Robles Hernandez, F.C.

“…We present experimental evidence for morphed graphene nanostructures in which corrugated graphene layers are cross-linked covalently thus making either sp2 or…”
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Enhanced elastic behavior of all-carbon composites reinforced by in-situ synthesized morphed graphene by Calderon, H.A., Alvarez Ramirez, F., Barber, D., Hadjiev, V.G., Okonkwo, A., Ordoñez Olivares, R., Estrada Guel, I., Robles Hernandez, F.C.

“…We present the mechanical properties of all-carbon composites reinforced with in situ incorporated morphed graphene nanostructures by means of high energy ball…”
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Boron isotope effect on the thermal conductivity of boron arsenide single crystals by Sun, H., Chen, K., Gamage, G.A., Ziyaee, H., Wang, F., Wang, Y., Hadjiev, V.G., Tian, F., Chen, G., Ren, Z.

“…Boron arsenide (BAs) with a zinc blende structure has recently been discovered to exhibit unusual and ultrahigh thermal conductivity (κ), providing a new…”
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Photoluminescence mapping and time-domain thermo-photoluminescence for rapid imaging and measurement of thermal conductivity of boron arsenide by Yue, S., Gamage, G.A., Mohebinia, M., Mayerich, D., Talari, V., Deng, Y., Tian, F., Dai, S.-Y., Sun, H., Hadjiev, V.G., Zhang, W., Feng, G., Hu, J., Liu, D., Wang, Z., Ren, Z., Bao, J.

“…Cubic boron arsenide (BAs) is attracting greater attention owing to the recent experimental demonstration of ultrahigh thermal conductivity κ higher than…”
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Porous media reinforced with carbon soots by Fals, Andres E., Hadjiev, V.G., Robles Hernández, F.C.

“…Alumina matrix porous media (composites) can be efficiently reinforced with nanostructured particles of carbon, namely soots. The porous media can be produced…”
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Raman microscopy of residual strains in carbon nanotube/epoxy composites by Hadjiev, V.G., Warren, G.L., Sun, Luyi, Davis, D.C., Lagoudas, D.C., Sue, H.-J.

“…Carbon nanotube (CNT) strain variations with temperature, as measured with Raman microscopy, are reported for pristine and functionalized CNT/epoxy composites…”
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Raman Imaging Approach to the Study of Ferroelectric Domains and Raman Spectra of Multiferroic Boracites by Iliev, M.N., Hadjiev, V.G., Íñiguez, J., Pascual, J.

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Buckling instabilities of octadecylamine functionalized carbon nanotubes embedded in epoxy by Hadjiev, V.G., Lagoudas, D.C., Oh, E-S., Thakre, P., Davis, D., Files, B.S., Yowell, L., Arepalli, S., Bahr, J.L., Tour, J.M.

“…We demonstrate effects of nanotubes buckling and debonding in octadecylamine (ODA) derivatized single wall carbon nanotubes (SWCNT)/epoxy nanocomposites under…”
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Low temperature phase transition in n-pentane C 60 clathrate: a Raman scattering study by Rafailov, P.M, Hadjiev, V.G, Thomsen, C, Kamarás, K, Pekker, S

“…We present results on Raman scattering from a C 60.n-pentane (C 60.(n- C 5 H 12) 0.88( C 7 H 8) 0.05) clathrate crystal in the range 20–300 K. The Raman…”
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Low temperature phase transition in n-pentane C60 clathrate: a Raman scattering study by Rafailov, P.M, Hadjiev, V.G, Thomsen, C, Kamarás, K, Pekker, S

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Optical properties of high-dielectric-constant CaCu3Ti4O12 films by Litvinchuk, A.P., Chen, C.L., Kolev, N., Popov, V.N., Hadjiev, V.G., Iliev, M.N., Bontchev, R.P., Jacobson, A.J.

“…CaCu3Ti4O12 (CCTO) films, prepared by pulse laser deposition, are characterized by X‐ray diffraction, Raman scattering, and infrared reflection spectroscopy…”
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Raman depolarization ratio of vibrational modes in solid C60 by RAFAILOV, P. M, HADJIEV, V. G, JANTOLJAK, H, THOMSEN, C

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Raman depolarization ratio of vibrational modes in solid C 60 by Rafailov, P.M., Hadjiev, V.G., Jantoljak, H., Thomsen, C.

“…We studied the dependence of the Raman depolarization ratio in a C 60/C 70 film within the temperature interval 20–300 K. The experimentally determined RDR is…”
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Optical phonons probe of the SrLaAlO4 crystal structure by Hadjiev, V.G., Cardona, M., Ivanov, I., Popov, V., Gyulmezov, M., Iliev, M.N., Berkowski, M.

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Electronic Raman Scattering in Y1?xCaxBa2Cu3O7?? Single Crystals by Martin, A.A., Hadjiev, V.G., Bernhard, C., Ruf, T., Cardona, M., Wolf, T.

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Strong Electron-Phonon Interactions in HgBa2Ca3Cu4O10+? Superconductor by Zhou, Xingjiang, Hadjiev, V.G., Cardona, M., Lin, Q.M., Chu, C.W.

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Electronic Raman Response of Optimal and Overdoped Y1?xCaxBa2Cu3O7?? Single Crystals by Martin, A.A., Hadjiev, V.G., Bernhard, C., Ruf, T., Cardona, M., Wolf, T.

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Raman Scattering from Magnetic Excitations in the Ferromagnetic Superconductor RuSr2GdCu2O8?? by Hadjiev, V.G., Fainstein, A., Etchegoin, P., Trodahl, H.J., Bernhard, C., Cardona, M., Tallon, J.L.

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