Mostrando 10 resultados de: 32
Publisher
Biology and Medicine(4)
Applied Physics Letters(2)
Journal of the American Chemical Society(2)
Nano Letters(2)
Nanoscale Research Letters(2)
Characterization of fine-grained material ejected by the cotopaxi volcano employing X-ray diffraction and electron diffraction scattering techniques
ArticleAbstract: After 138 years of apparent silence, the Cotopaxi volcano awoke on August 14th of 2015 with a sequenPalabras claves:Characterization of ash particles, Chemical composition of tephra, Cotopaxi Volcano, granulometry, Volcanic reactivationAutores:Andrea V. Vaca, Carlos R. Arroyo, Debut Alexis, Eduardo Aguilera, Iván Fernando Palacios-Orejuela, Luis H. Cumbal, Mario Cruz D'Howitt, Theofilos ToulkeridisFuentes:scopusCharacterization of single-molecule pentanedithiol junctions by inelastic electron tunneling spectroscopy and first-principles calculations
ArticleAbstract: We study pentanedithiol molecular junctions formed by means of the break-junction technique with a sPalabras claves:Autores:Agraït N., Arnau A., Carlos R. Arroyo, Frederiksen T., Rubio-Bollinger G., Sánchez-Portal D., Vélez M.Fuentes:googlescopusAssessing the morphological variations on the pollen grains of Solanum betaceum caused by chemical, biological and ecological pesticides
ArticleAbstract: Solanum betaceum is a crop of great economic importance in Ecuador. Unfortunately, it is susceptiblePalabras claves:Pesticide, Pollen, TEM, Tomato treeAutores:Anita Del Hierro, Carlos R. Arroyo, Debut Alexis, Flavio Padilla, Norman Soria, Sara GuerraFuentes:scopusAnalysis of the fracture of steel reinforcing bars under low cycle fatigue
ArticleAbstract: In this work we have analyzed the dynamic behavior of steel reinforcing bars under low cycle force-cPalabras claves:ASTM A706, Low cycle fatigue, Steel reinforcing barsAutores:Andrea V. Vaca, Carlos R. Arroyo, Debut Alexis, Lenin R. Abatta, Leonardo Goyos Pérez, Reinaldo Delgado-GarciaFuentes:scopusA new class of extended tetrathiafulvalene cruciform molecules for molecular electronics with dithiafulvene-4,5-dithiolate anchoring groups
ArticleAbstract: Cruciform motifs with two orthogonally oriented π-extended tetrathiafulvalenes and with differentlyPalabras claves:conductivity, cruciform, molecular electronics, oligo(phenyleneethynylene), tetrathiafulvaleneAutores:Bovet N., Carlos R. Arroyo, Hu W., Jennum K., Laursen B.W., Li T., Nielsen M.B., Nørgaard K., Parker C.R., Santella M., Solomon G.C., Van Der Zant H.S.J., Vanin M., Wei Z., Zhao G.Fuentes:googlescopusConvenio Marco de Cooperación entre la Universidad de Cuenca y el Instituto Universitario de Posgrado
OtherAbstract: EspañolPalabras claves:Convenio, cooperación, MarcoAutores:Carlos R. Arroyo, Jaime AstudilloFuentes:rraaeCost-effective fabrication of photopolymer molds with multi-level microstructures for pdms microfluidic device manufacture
ArticleAbstract: This paper describes a methodology of photopolymer mold fabrication with multi-level microstructuresPalabras claves:Autores:Andrea V. Vaca, Carlos R. Arroyo, Debut Alexis, Follo M., Gustavo Iván Rosero Yañez, Karla Vizuete, Lerner B., Luis H. Cumbal, Mertelsmann R., Olmos C.M., Penãherrera A., Perez M.S., Ruarte D.Fuentes:scopusCurrent-induced nanogap formation and graphitization in boron-doped diamond films
ArticleAbstract: A high-current annealing technique is used to fabricate nanogaps and hybrid diamond/graphite structuPalabras claves:Autores:Carlos R. Arroyo, Castellanos-Gomez A., De Smet L.C.P.M., Dulic D., Haenen K., Janssens S.D., Nesládek M., Perrin M.L., Prins F., Seshan V., Sudhölter E.J.R., Van Der Zant H.S.J.Fuentes:googlescopusCalibration of piezoelectric positioning actuators using a reference voltage-to-displacement transducer based on quartz tuning forks
ArticleAbstract: Abstract We use a piezoelectric quartz tuning fork to calibrate the displacement of ceramic piezoelePalabras claves:atomic force microscopy, calibration standards, Force sensors, microscopes, piezoelectric materials, Piezoelectricity, Quartz tuning fork, scanning probe microscopy, Scanning tunneling microscopyAutores:Agraït N., Carlos R. Arroyo, Castellanos-Gomez A., Rubio-Bollinger G.Fuentes:googlescopusCarbon tips as electrodes for single-molecule junctions
ArticleAbstract: We study electron transport through single-molecule junctions formed by an octanethiol molecule bondPalabras claves:Autores:Agraït N., Bilan S., Carlos Cuevas J., Carlos R. Arroyo, Castellanos-Gomez A., Rubio-Bollinger G., Zotti L.A.Fuentes:googlescopus