Listar por autor "0000-0002-1781-054X"
Mostrando ítems 1-20 de 29
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A combined computational and experimental study of the adsorption of sulfur containing molecules on molybdenum disulfide nanoparticles
Yang, Tao (2018-09-20)Combining density functional theory calculations and temperature programmed desorption (TPD) experiments, the adsorption behavior of various sulfur containing compounds, including C2H5SH, CH3SCH3, tetrahydrothiophene, ... -
A theoretical catalytic mechanism for methanol reforming in CeO2 vs Ni/ CeO2 by energy transition states profiles
Ramos Murillo, Manuel Antonio; 206555; 187047; Reyna Alvarado, Jorge; Pérez-Hernández, Raúl; José, Rodríguez; 206555 (2021-05-25)We present a theoretical study using Halgren-Lipscomb algorithm assisted by DFT + U to determine the catalytic mechanism for hydrogen production by steam reforming of methanol over CeO2 and Ni/CeO2 model catalytic surfaces. ... -
An Improved Method for Optical Characterization of Mineral Dust and Soot Particles in the El Paso-Juárez Airshed
Polanco Gonzalez, Javier (2020-08-15)Highly time-resolved aerosol measurements and analysis are necessary for a proper aerosol characterization in many polluted regions, because aerosol concentrations in polluted environments can change over time scales of ... -
Catalytic Aspects of Pt/Pd Supported on ZnO Rods for Hydrogen Production in Methanol Steam Reforming
Reyna Alvarado, Jorge; López-Galán, Oscar A.; Ramos Murillo, Manuel Antonio; 206555; Mondragón-Galicia, G.; Toledo Toledo, M.; Salinas‑Hernández, P.; Gutiérrez‑Martínez, A.; Fernández García, Ma. E.; Tzompantzi, F.; Barrera, A.; Pérez‑Hernández, R. (2022-06-17)We present a combined experimental and theoretical study for catalytic performance of Pt/Pd supported on ZnO rods for methanol steam reforming reaction (MSR) for hydrogen production. The samples were extensively characterized ... -
Copper sulfide and silver sulfide thin films prepared by solid-vapor reactions
Ortíz Díaz, M. (OMICS international, 2019-01)Currently, copper sulphide and silver sulphide thin films have been received a lot of attention from researcher. These films could be used for electronic, photonics, optoelectronic devices, solar cells, solar selective ... -
Cristalización de películas delgadas de WO3 sobre sustratos flexibles a temperaturas menores de 200 °C para su implementación en la electrónica flexible
Enriquez Carrejo, Jose Luis; Ramos Murillo, Manuel Antonio; Abreu, Manuel (Universidad Autónoma de Ciudad Juárez, 2021-11-11)El objetivo de esta investigación es la fabricación de películas delgadas WO3 cristalinas sobre sustrato flexible de PET/ITO a temperatura inferiores a 200 C. Para ello se depositan las películas delgadas de WO3 a través ... -
Critical dimensions of MoS2, WS2 and WO3 thin films: Potential Photovoltaic Applications
Ramos Murillo, Manuel Antonio (2023-07-26)The study of the materials molybdenum disulfide (MoS2), molybdenum diselenide (MoSe2), and tungsten trioxide (WO3) in the form of a thin film is of great relevance, primarily to understand their physicochemical properties ... -
Design and Development of a MOEMS Accelerometer Using SOI Technology
Mireles Jr. Garcia, Jose (2023-01-16)The micro-electromechanical system (MEMS) sensors are suitable devices for vibrational analysis in complex systems. The Fabry–Pérot interferometer (FPI) is used due to its high sensitivity and immunity to electromagnetic ... -
Determining the Electronic Structure and Thermoelectric Properties of MoS2/MoSe2 Type-I Heterojunction by DFT and the Landauer Approach
Perez, Israel; Ramos Murillo, Manuel Antonio; López-Galán, Óscar; Nogan, John (2023-03-09)The electronic structure and thermoelectric properties of MoX2 (X = S, Se) Van der Waals heterojunctions are reported, with the intention of motivating the design of electronic devices using such materials. Calculations ... -
Electronic states and metallic character of carbide Co/MoS2 catalytic interface
Ramos Murillo, Manuel Antonio; 187047; López-Galán, Oscar; Berhault, Gilles; Torres, Brenda; Chianelli, Russell R.; 187047 (2021-05-10)We report computer assisted density functional theory computations of electronic states in carbide Co9S8/MoS2 interface model. The interface model was previously proposed using crystallographic information from experimental ... -
Estados de transición para el mecanismo catalítico en el reformado de metanol en superficies de Ni/CeO2
Ramos Murillo, Manuel Antonio (2020-12-23)El estudio de los mecanismos fisicoquímicos en los procesos catalíticos, principalmente para el reformado de metanol en superficies de óxidos metálicos con agregados de metales como níquel, paladio o platino con el uso ... -
Estudios computacionales de la estructura electrónica y sus propiedades efectivas por la teoría funcional de densidad
Ramos Murillo, Manuel Antonio (2023-08-27) -
Gestión del Acuerdo con Triad National Security y National Technology & Engineering Solutions of Sandia
Ramos Murillo, Manuel Antonio -
In Situ Thermal-Stage Fitted-STEM Characterization of Spherical-Shaped Co/MoS2 Nanoparticles for Conversion of Heavy Crude Oils
Ramos Murillo, Manuel Antonio (2020-10-27)We report the thermal stability of spherically shaped cobalt-promoted molybdenum disulfide (Co/MoS2) nano-catalysts from in-situ heating under electron irradiation in the scanning transmission electron microscope (STEM) ... -
Kröhnkite-type K2Mn(SO4)2(H2O)2 double salt: synthesis, structure, and properties
Ramos Murillo, Manuel Antonio; G. de Oliveira Neto, Joao; Lang, Rossano; O. Rodriguez, Jéssica A.; O. Gutierrez, Carlos E.; F. de Sousa, Francisco; Silva Filho, Jose G.; O. dos Santos, Adenilson (2022-04-24)A comprehensive study of the K2Mn(SO4)2(H2O)2 double salt crystal with a kro¨hnkite-type framework is presented. Structural, morphological, thermal, vibrational, and optical properties have been explored and discussed. ... -
MoS2 Thin Films for Photo-Voltaic Applications
Ramos Murillo, Manuel Antonio (Intech Open, 2019-10)The low dimensional chalcogenide materials with high band gap of ~1.8 eV, specially molybdenum di-sulfide (MoS2), have been brought much attention in the material science community for their usage as semiconducting materials ... -
Movilidad Profesores
Ramos Murillo, Manuel Antonio -
On the Electronic Structure of 2H-MoS2: Correlating DFT Calculations and In-Situ Mechanical Bending on TEM
Ramos Murillo, Manuel Antonio (2022-09-28)We present a systematic density functional theory study to determine the electronic structure of bending 2H-MoS2 layers up to 75deg using information from in-situ nanoindentation TEM observations. The results from HOMO/LUMO ... -
Parentesis de Investigación en UACJ: Entrevista
Ramos Murillo, Manuel Antonio (2023-03-15)Entrevista de investigación para charlar acerca de las diversas lineas de investigación y la diferencia entre investigación teórica y aplicada, calidad de las revistas y otros anecdotarios. -
Películas delgadas de WO3 con dopaje de iones metálicos: En búsqueda de piezoelectricidad
Enriquez Carrejo, Jose Luis; Ramos Murillo, Manuel Antonio; 206521; Pineda, Pamela; Nogan, John; Boll, Torben; Hurtado, Abel; Heilmaier, Martin (Universidad Autónoma de Ciudad Juárez, 2021-11-11)El presente trabajo de investigación se enfoca en la fabricación de películas delgadas de WO3 con dopaje de iones metálicos (Al, Pt, Au, Mo), depositadas mediante pulverización catódica con potencia de radiofrecuencia y ...