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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:googlescopusAnalysis 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:googlescopusCurrent-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:googlescopusCarbon-fiber tips for scanning probe microscopes and molecular electronics experiments
ArticleAbstract: We fabricate and characterize carbon-fiber tips for their use in combined scanning tunneling and forPalabras claves:Carbon electrodes, Carbon electronics, Carbon tip, Quartz tuning fork, Single-molecule junction, STM break junctionAutores:Agraït N., Bilan S., Carlos R. Arroyo, Castellanos-Gomez A., Cuevas J., Rubio-Bollinger G., Zotti L.A.Fuentes:googlescopusAccessible and Cost-Effective Method of PDMS Microdevices Fabrication Using a Reusable Photopolymer Mold
ArticleAbstract: This work describes a novel and cost-effective method of polydimethylsiloxane (PDMS) microchips fabrPalabras claves:enhanced oil recovery, PDMS microchips fabrication, printing plate photopolymer moldAutores:Bourguignon N., Carlos R. Arroyo, Gustavo Iván Rosero Yañez, Karla Vizuete, Lasorsa C., Lerner B., Luis H. Cumbal, Olmos C.M., Penãherrera A., Perez M.S., Pineda P., Sierra-Rodero M.Fuentes:scopusAdsorption-Induced Solvent-Based Electrostatic Gating of Charge Transport through Molecular Junctions
ArticleAbstract: Recent experiments have shown that transport properties of molecular-scale devices can be reversiblyPalabras claves:density functional theory, molecular conductance, single molecule electronics, Solvent effectsAutores:Carlos R. Arroyo, Darancet P., Kotiuga M., Neaton J.B., Venkataraman L.Fuentes:googlescopus