Search Results - "Sotelo, A."

(Bi2Te3)1−x(PANI)x compositions- synthesis, structural, spectroscopic characterization with enhanced thermoelectric performance by Shalaby, M.S., Abdelhaleem, Soraya, Sotelo, A.

“…The coupling between semiconductor/ polymer compositions is one of the unique trials to attain outstanding nanocomposite thermoelectric materials. Herein,…”
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Effect of postannealing processes on the properties of hot-pressed Bi2Sr2Ca1Cu1.75Na0.25Oy (Bi-2212) ceramics by Özkurt, Berdan, Madre, M. A., Sotelo, A.

“…In the present work, the effect of different annealing-time on the properties of Bi 2 Sr 2 Ca 1 Cu 1.75 Na 0.25 O y (Bi-2212) superconducting compound is…”
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False lumen ejection fraction predicts growth in type B aortic dissection: preliminary results by Burris, Nicholas S, Nordsletten, David A, Sotelo, Julio A, Grogan-Kaylor, Ross, Houben, Ignas B, Figueroa, C Alberto, Uribe, Sergio, Patel, Himanshu J

“…Abstract OBJECTIVES Current risk assessment strategies in type B aortic dissection are focused on anatomic parameters, although haemodynamic abnormalities that…”
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Adaptive road crack detection system by pavement classification by Gavilán, Miguel, Balcones, David, Marcos, Oscar, Llorca, David F, Sotelo, Miguel A, Parra, Ignacio, Ocaña, Manuel, Aliseda, Pedro, Yarza, Pedro, Amírola, Alejandro

“…This paper presents a road distress detection system involving the phases needed to properly deal with fully automatic road distress assessment. A vehicle…”
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False lumen pressure estimation in type B aortic dissection using 4D flow cardiovascular magnetic resonance: comparisons with aortic growth by Marlevi, David, Sotelo, Julio A, Grogan-Kaylor, Ross, Ahmed, Yunus, Uribe, Sergio, Patel, Himanshu J, Edelman, Elazer R, Nordsletten, David A, Burris, Nicholas S

“…Chronic type B aortic dissection (TBAD) is associated with poor long-term outcome, and accurate risk stratification tools remain lacking. Pressurization of the…”
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Effect of Sr substitution for Ca on the Ca3Co4O9 thermoelectric properties by Constantinescu, G., Rasekh, Sh, Torres, M.A., Diez, J.C., Madre, M.A., Sotelo, A.

“…•Ca has been substituted by Sr in small proportions in Ca3Co4O9.•Sr addition increases carrier concentration.•Room temperature resistivity decreases about 25%…”
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Significant enhancement of the thermoelectric performance in Ca3Co4O9 thermoelectric materials through combined strontium substitution and hot-pressing process by Torres, M.A., Costa, F.M., Flahaut, D., Touati, K., Rasekh, Sh, Ferreira, N.M., Allouche, J., Depriester, M., Madre, M.A., Kovalevsky, A.V., Diez, J.C., Sotelo, A.

“…This work explores the possibilities for a further enhancement of the thermoelectric properties of Ca3Co4O9 by Sr-doping combined with hot-pressing. Modified…”
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Low temperature thermoelectric properties of Na-substituted Bi2Ca2Co2Oy ceramics fabricated via LFZ technique by Özçelik, B., Çetin, G., Gürsul, M., Özçelik, C., Depci, T., Madre, M.A., Sotelo, A., Ando, H., Terashima, K., Takano, Y.

“…In this work, Bi2Ca2-xNaxCo2Oy with x = 0.0, 0.05, 0.10, and 0.125 thermoelectric ceramic materials have been produced by the classical solid-state route,…”
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Real-time system for monitoring driver vigilance by Bergasa, L.M., Nuevo, J., Sotelo, M.A., Barea, R., Lopez, M.E.

“…This paper presents a nonintrusive prototype computer vision system for monitoring a driver's vigilance in real time. It is based on a hardware system for the…”
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Anomalous grain growth in sintered Bi2Ca2Co2−xCuxOy + Ag ceramic composites by Cu doping by Amaveda, H., Madre, M. A., Mora, M., Torres, M. A., Sotelo, A.

“…Bi 2 Ca 2 Co 2 −  x Cu x O y + 4 wt%Ag (with x between 0 and 0.20) thermoelectric materials were prepared through a sol-gel method via nitrates. Powder XRD…”
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Variation of mechanical and electrical performances of Bi2Ca2Co1.7Ox ceramics above working conditions by Rasekh, Sh, Ghanbari, M., Natoli, A., Torres, M. A., Madre, M. A., Sotelo, A.

“…This work explores the effect of exposing the Bi 2 Ca 2 Co 1.7 O x -textured ceramics at temperatures above working conditions, on mechanical and electrical…”
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Role of Y substitution for Ca-site on magneto-resistivity properties of Bi-2212 superconductor rods prepared by LFZ by Gürsul, M., Özçelik, C., Ergin, I., Madre, M.A., Sotelo, A., Özçelik, B.

“…This comprehensive study delves into the effect of partial Y3+ substitution for Ca2+ in Bi2Sr2CaCu2O8+y superconducting rods prepared by the laser floating…”
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Historical biogeography of the genus Rhadinaea (Squamata: Dipsadinae) by García‐Sotelo, Uriel A., García‐Vázquez, Uri O., Espinosa, David

“…Multiple geological and climatic events have created geographical or ecological barriers associated with speciation events, playing a role in biological…”
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A study on thermoelectric performance and magnetic properties of Ti-doped Bi2Sr2Co1.8Oy ceramic materials by Özçelik, B., Çetin, G., Gürsul, M., Madre, M.A., Sotelo, A.

“…Within this study, Bi2Sr2Co1.8-xTixOy ceramic materials (x = 0, 0.05, 0.10, and 0.15) in different forms (bulk, as-grown and annealed fibers) have been…”
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New method to improve the grain alignment and performance of thermoelectric ceramics by Ferreira, N.M., Rasekh, Sh, Costa, F.M., Madre, M.A., Sotelo, A., Diez, J.C., Torres, M.A.

“…Textured Bi2Ca2Co1.7Ox ceramic rods were obtained by Electrically Assisted Laser Floating Zone (EALFZ) technique. The polarity effects of an external current,…”
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Low temperature thermoelectric properties of K-substituted Bi2Sr2Co2Oy ceramics prepared via laser floating zone technique by Özçelik, B., Çetin, G., Gürsul, M., Madre, M.A., Sotelo, A., Adachi, S., Takano, Y.

“…In the present study, Bi2Sr2-xKxCo2Oy (x = 0.0, 0.050, 0.075, 0.100, and 0.15) ceramic precursors have been produced using the classical ceramic route,…”
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Assessment of the laser floating zone processing of thermoelectric CuFe1–xNixO2 delafossites and their magnetic characterisation by Ferreira, N.M., Grillo, J.G., Ferro, M.C., Dura, O.J., Madre, M.A., Kovalevsky, A.V., Costa, F.M., Sotelo, A.

“…This work assesses the feasibility of processing CuFe1-xNixO2 (x = 0, 0.02) using the Laser Floating Zone (LFZ) technique to grow fibres with different pulling…”
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Preparation, structural characteristics and optical parameters of the synthesized nano-crystalline sulphur-doped Bi2Te2.85Se0.15 thermoelectric materials by Shalaby, M. S., Hashem, H. M., Yousif, N. M., Zayed, H. A., Sotelo, A., Wahab, L. A.

“…In the present work, a systematic preparation of Bi 2 Te 2.85 Se 0.15− x S x ( x  = 0.0, 0.02, 0.04 and 0.06) compositions was carried out by solvothermal…”
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Preparation of high-performance Ca3Co4O9 thermoelectric ceramics produced by a new two-step method by Madre, M.A., Costa, F.M., Ferreira, N.M., Sotelo, A., Torres, M.A., Constantinescu, G., Rasekh, Sh, Diez, J.C.

“…High-performance Ca3Co4O9 thermoelectric ceramic has been prepared from a Ca1−xCoxO/CayCo1−yO divorced eutectic structure produced by a directional melt-grown…”
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Significant enhancement of superconducting performances of Bi-2212 fibers through combined sodium substitution and LFZ process by Gürsul, M., Ergin, I., Özçelik, C., Depci, T., Özçelik, B., Madre, M. A., Sotelo, A.

“…This paper reports the microstructure, magnetoresistivity, electrical and superconducting properties of Bi-2212 fibers with Na + ions incorporated into a…”
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