Výsledky vyhledávání - "H.T. Mishima"

Hydrogenation of chalcones using hydrogen permeating through a Pd and palladized Pd electrodes

Autor: V. Sosa, B.A. López de Mishima, M. Gutierrez, H.T. Mishima, Mónica A. Nazareno

Publikováno v: Electrochimica Acta. 55:5831-5839

The hydrogenation of benzalacetone and benzalacetophenone was carried out using atomic hydrogen permeating through a palladium membrane. A two-compartment cell separated by a Pd sheet or a palladized Pd (Pd/Pd black) sheet electrode was employed. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bea1adcfa62658a32ab9524d7c47db28
https://doi.org/10.1016/j.electacta.2010.05.032

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Ammonia sensor based on propylene carbonate

Autor: H.T. Mishima, B.A. López de Mishima

Publikováno v: Sensors and Actuators B: Chemical. 131:236-240

The electrochemical oxidation of ammonia was studied at room temperature on a platinum black electrode in tetrabutylammonia hexafluorophophate solutions in propylene carbonate solvent. Potentiodynamic experiments and current–time curves at constant

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::11d65029b021a06baab3b334a7cef51a
https://doi.org/10.1016/j.snb.2007.11.012

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Ammonia oxidation on electrodeposited Pt–Ir alloys

Autor: Elena Pastor, José L. Rodríguez, B.A. López de Mishima, E. Moran, C. Cattaneo, S. P. Silvetti, H.T. Mishima

Publikováno v: Journal of Solid State Electrochemistry. 12:583-589

Ammonia electro-oxidation on Pt–Ir alloys has been studied applying cyclic voltammetry and differential electrochemical mass spectrometry (DEMS), and the results were compared with pure Pt. Bimetallic alloys were prepared by electrodeposition and c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ffab3b12a3c27808410ec24b3b16518a
https://doi.org/10.1007/s10008-007-0407-0

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Extracción de naringina de Citrus paradisi L. estudio comparativo y optimización de técnicas extractivas

Autor: H.T. Mishima, Mónica A. Nazareno, Beatriz A. López de Mishima, Amelia N. Giannuzzo

Publikováno v: Food Science and Technology, Vol 20, Iss 2, Pp 257-261 (2000)
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Food Science and Technology v.20 n.2 2000
Food Science and Technology (Campinas)
Sociedade Brasileira de Ciência e Tecnologia de Alimentos (SBCTA)
instacron:SBCTA
Food Science and Technology, Volume: 20, Issue: 2, Pages: 257-261, Published: AUG 2000

e realizó el estudio comparativo de distintas técnicas extractivas de naringina utilizando cáscaras de pomelo (Citrus paradisi). Las mejores condiciones de preparación previa del material son el fragmentado de cáscara fresca y el secado en estuf

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::77c0c60a8e87c30acfac89840d34129b
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-20612000000200022

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Characterization of platinum-rutheniun electrodeposits using XRD, AES and XPS analysis

Autor: L Cornaglia, B.A. López de Mishima, C. Cattaneo, D. Lescano, H.T. Mishima, M. I. Sanchez De Pinto

Publikováno v: Journal of Electroanalytical Chemistry. 461:32-39

Metallic deposits of platinum-ruthenium were produced on a gold substrate by electrodeposition from salts in platinum and ruthenium solutions. These deposits were characterized by X-ray diffraction, Auger electron spectroscopy and X-ray photoelectron

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0dc2a05932ba6b5f887a84846fe78029
https://doi.org/10.1016/s0022-0728(98)00196-x

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The electrochemical response of manganese hydroxide–oxide films in slightly alkaline solutions. II. Voltammetric and ellipsometric studies

Autor: M. López Teijelo, M. Hernández Ubeda, B.A. López de Mishima, H.T. Mishima, H. Herrera, H. M. Villullas

Publikováno v: Electrochimica Acta. 44:513-519

The potentiodynamic behaviour of colloidal manganese hydroxide–oxide films obtained by chemical precipitation on a conducting substrate in alkaline solutions is described. The voltammetric response of cycled electrodes shows a main redox couple whi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::81757683b82c6365be19c33d71bc4c88
https://doi.org/10.1016/s0013-4686(98)00068-1

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Electrochemical oxidation of ammonia in alkaline solutions: its application to an amperometric sensor

Autor: T.Molina Holgado, H.T. Mishima, D. Lescano, B.A. López de Mishima

Publikováno v: Electrochimica Acta. 43:395-404

The electrochemical oxidation of ammonia was studied at room temperature on a black platinum electrode, iridium black, a mixture of both and PtIr electrodeposits in alkaline solutions of potassium hydroxide. The current density for the ammonia dis

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::99f243dee4f72337b87dea82cdb59af3
https://doi.org/10.1016/s0013-4686(97)00061-3

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[Untitled]

Autor: H.T. Mishima, M. I. Sanchez De Pinto, B. A. Lo´Pez De Mishima

Publikováno v: Journal of Applied Electrochemistry. 27:831-838

The performance of pyrrole and thiophene polymer electrodes in lithium cells has been examined in the lithium perchlorate–propylene carbonate electrolyte by cyclic voltammetry. Polypyrrole films were synthesized in 'wet' and 'dry' conditions; pyrro

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7889bae75edc51b2050857597b26efd6
https://doi.org/10.1023/a:1018476929590

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An electrochemical impedance spectroscopy study of electrodeposited manganese oxide films in borate buffers

Autor: H.T. Mishima, Jorge Roberto Vilche, B.A. López de Mishima, Liliana Mabel Gassa

Publikováno v: Electrochimica Acta. 42:1717-1723

The reduction-oxidation processes and conducting properties of manganese dioxide films prepared by electrochemical deposition on Pt substrate were studied in borate/boric acid solutions using electrochemical impedance spectroscopy (EIS). The characte

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a093cc7c39ef01b6909f69fb5d331718
https://doi.org/10.1016/s0013-4686(96)00371-4

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Surface studies of Pt-Ru electrodeposits on gold

Autor: H.T. Mishima, G. Castro, B.A. López de Mishima

Publikováno v: Electrochimica Acta. 40:2491-2500

Auger electron spectroscopy, energy dispersive X-ray techniques and X-ray diffraction were used for the characterization of platinum-ruthenium electrodeposits prepared on gold. SEM-EDAX analysis showed that the gold surface is totally covered by a ho

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ff3b216ec1930f983bde8a74d39063f3
https://doi.org/10.1016/0013-4686(95)00098-y

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