Now showing items 201-220 of 588

    • Robust fringe pattern analysis method for transient phenomena 

      Rivera, Mariano (Elsevier, 2018)
      "We propose a method for analysing a sequence of noisy interferograms with closed fringes acquired at a high–speed frame rate. Our method is appropriate for analysing ESPI sequences of transient phenomena such as deformations ...
    • Stabilisation of small mono- and bimetallic gold–silver nanoparticles using calix[8]arene derivatives 

      Ray, Priyanka; Clément, Marie; Martini, Cyril; Abdellah, Ibrahim; Beaunier, Patricia; Rodríguez López, José Luis; Huc, Vincent; Remita, Hynd; Lampre, Isabelle (Royal Society of Chemistry, 2018)
      "In this paper, we report the synthesis of octa(hydroxy)-octa(mercaptobutoxy)calix[8]arene and its use as a stabiliser of nanoparticles (NPs). We show that the reduction of gold and/or silver ions in the presence of this ...
    • Viscosity and normal stress forces of Lennard-Jones chains using reverse non-equilibrium molecular dynamics 

      Ramírez González, Patsy Verónica; Escobar Barrios, Vladimir Alonso (Taylor & Francis, 2017)
      "Reverse non-equilibrium molecular dynamics was applied for the calculation of the viscosity for different chain lengths. Each chain consisted of m tangent spherical sites, where m was 1, 2, 4, 8 or 16, respectively. From ...
    • Shape-anisotropic nickel-PDMS composites with uniaxial magnetic anisotropy obtained by emulsification under magnetic field 

      Cabal Velarde, Javier Gustavo; Guerrero Serrano, Azdrubal Lobo; Romero Tela, Eva; García Gallegos, Jesús Hazael; Sánchez Llamazares, José Luis; Encinas Oropesa, Armando (Springer, 2017)
      "Magnetic microcomposites were fabricated by emulsification of a mixture of polydimethylsiloxane (PDMS) and nickel microparticles. The composites were obtained in a temperature-controlled water-surfactant media with and ...
    • Surface modification of TiO2 with Ag nanoparticles and CuO nanoclusters for application in photocatalysis 

      Méndez Medrano, María Guadalupe; Kowalska, Ewa; Lehoux, Anaïs; Hérissan, Alexandre; Ohtani, Bunsho; Bahena Uribe, Daniel; Briois, Valérie; Colbeau Justin, Christophe; Rodríguez López, José Luis; Remita, Hynd (American Chemical Society, 2016)
      "Ag and CuO nanoparticles (NPs) synthesized on the surface of commercial TiO2 (P25) by radiolytic reduction were characterized by diffuse reflectance spectroscopy (DRS), transmission electron microscopy (TEM), high-angle ...
    • Coexistence of two-photon absorption and saturable absorption in ion-implanted platinum nanoparticles in silica plates 

      Torres Torres, Carlos; Bornacelli, J.; Can-Uc, Bonifacio Alejandro; Silva Pereyra, Héctor Gabriel; Rodríguez Fernández, Luis; Ávalos Borja, Miguel; Labrada Delgado, Gladis Judith; Cheang Wong, Juan Carlos; Rangel Rojo, Raúl; Oliver y Gutiérrez, Alicia María (Optical Society of America, 2018)
      "Platinum nanoparticles were nucleated in a high-purity silica matrix by an ion-implantation method. The third-order nonlinear optical response of the samples was studied using femtosecond pulses at 800 nm with the z-scan ...
    • Characterization of the kinetic arrest of martensitic transformation in Ni45Co5Mn36.8In13.2 melt-spun ribbons 

      Lino Zapata, Francisco Manuel; Yan, Haile; Ríos Jara, David; Sánchez Llamazares, José Luis; Zhang, Yudong; Zhao, Xingke; Zuo, Liang (Elsevier, 2018)
      "The kinetic arrest (KA) of martensitic transformation (MT) observed in Ni45Co5Mn36.8In13.2 melt-spun ribbons has been studied. These alloy ribbons show an ordered columnar-like grain microstructure with the longer grain ...
    • Energetics and the magnetic state of Mn2 adsorbed on Au(111): Dimer bond distance dependence 

      López Moreno, Sinhué; Mejía López, José; Muñoz, Francisco J.; Calles Martínez, Alipio Gustavo; Morán López, José Luis (Elsevier, 2016)
      "In this work we present a theoretical study of the adsorption Mn2 dimer on the Au(111) surface. Here we use the density functional theory to construct a map of adsorption energies, EA, of Mn2 on a Au(111) surface as a ...
    • Magnetic, thermal and magnetocaloric properties of Ni50Mn35In14.5B0.5 ribbons 

      Pandey, Sudip; Quetz, Abdiel; Ibarra Gaytán, Pablo Jesús; Sánchez Valdés, Cesar Fidel; Aryal, Anil; Dubenko, Igor; Mazumdar, Dipanjan; Sánchez Llamazares, José Luis; Stadler, Shane; Ali, Naushad (VBRI Press, 2017)
      "The structural, thermal, magnetic, and magnetocaloric properties of Ni50Mn35In14.5B0.5 melt-spun ribbons have been investigated using room-temperature x-ray diffraction (XRD), differential scanning calorimetry (DSC), and ...
    • Synthesis of ZnMn2O4 nanoparticles by a microwave-assisted colloidal method and their evaluation as a gas sensor of propane and carbon monoxide 

      Morán Lázaro, Juan Pablo; Guillén López, Erwin Said; López Urías, Florentino; Muñoz Sandoval, Emilio; Blanco Alonso, Oscar; Guillén Bonilla, Héctor; Guillén Bonilla, Alex; Rodríguez Betancourtt, Verónica María; Sánchez Tizapa, Marciano; Olvera Amador, María De la Luz (MDPI, 2018)
      "Spinel-type ZnMn2O4 nanoparticles were synthesized via a simple and inexpensive microwave-assisted colloidal route. Structural studies by X-ray diffraction showed that a spinel crystal phase of ZnMn2O4 was obtained at a ...
    • Magnetic and martensitic transformations in Ni48Co2Mn35In15 melt-spun ribbons 

      Pandey, Sudip; Quetz, Abdiel; Ibarra Gaytán, Pablo Jesús; Sánchez Valdés, Cesar Fidel; Aryal, Anil; Dubenko, Igor; Sánchez Llamazares, José Luis; Stadler, Shane; Ali, Naushad (American Institute of Physics, 2018)
      "As-solidified Ni48Co2Mn35In15 ribbons were prepared through the melt-spinning method, and their structural, magnetic, magnetocaloric properties, and martensitic transformations were investigated. The inverse martensitic ...
    • Phase transition systematics in BiVO4 by means of high-pressure-high-temperature Raman experiments 

      Pellicer Porres, Julio; Vazquez-Socorro, David; López Moreno, Sinhué; Muñoz, Alfonso; Rodríguez-Hernández, Placida; Martínez-García, Domingo; Achary, Srungarpu Nagabhusan; Rettie, Alexander J. E.; Mullins, Charles (American Physical Society, 2018)
      "We report here high-pressure-high-temperature Raman experiments performed on BiVO4. We characterized the fergusonite and scheelite phases (powder and single crystal samples) and the zircon polymorph (nanopowder). The ...
    • Removing lateral chromatic aberration in bright field optical microscopy 

      Guzmán Altamirano, Miguel Angel; Gutiérrez Medina, Braulio (Optical Society, 2015)
      "We present an efficient alternative to remove lateral chromatic aberration (LCA) in bright field light microscopy images. Our procedure is based on error calibration using time-sequential acquisition at different wavelengths, ...
    • Transport and diffusion on crystalline surfaces under external forces 

      Lindenberg, Katja; Lacasta, Ana Maria; Sancho, Jose Maria; Romero Castro, Aldo Humberto (IOP Publishing, 2005)
      "We present a numerical study of classical particles obeying a Langevin equation and moving on a solid crystalline surface under an external force that may either be constant or modulated by periodic oscillations. We focus ...
    • Theoretical characterization of several models of nanoporous carbon 

      Valencia Hernández, Felipe; Romero Castro, Aldo Humberto; Hernandez, Eduardo R.; Terrones Maldonado, Mauricio; Terrones Maldonado, Humberto (IOP Publishing, 2003)
      "Elastic, electronic and vibrational properties of seven models of nanoporous carbon are reported. The studied structures are periodic graphitic arrangements with heptagonal and octagonal rings of carbon, known as Schwarzites. ...
    • Curved nanostructured materials 

      Terrones Maldonado, Humberto; Terrones Maldonado, Mauricio (IOP Publishing, 2003)
      "Graphite is a layered material that is very flexible, in which each layer is able to curve in order to form cages, nanotubes, nanocoils, nanocones, etc. In this paper, we demonstrate that various synthetic routes are ...
    • Evaluation of vascular tone and cardiac contractility in response to silver nanoparticles, using Langendorff rat heart preparation 

      Ramírez Lee, Manuel Alejandro; Martínez Cuevas, Pedro Pablo; Rosas Hernández, Héctor; Oros Ovalle, Cuauhtémoc; Bravo Sánchez, Mariela; Martínez Castañon, Gabriel Alejandro; González Castillo, María del Carmen (Elsevier, 2017)
      "Silver nanoparticles (AgNPs) have been widely used because of their antimicrobial properties. However, several reports suggest that AgNPs exposure promote cardiac effects that involve nitric oxide (NO) and oxidative stress ...
    • Magnetostructural transitions and magnetocaloric effects in Ni50Mn35In14.25B0.75 ribbons 

      Pandey, Sudip; Quetz, Abdiel; Ibarra Gaytán, Pablo Jesús; Sánchez Valdés, Cesar Fidel; Aryal, Anil; Dubenko, Igor; Sánchez Llamazares, José Luis; Stadler, Shane; Ali, Naushad (American Institute of Physics, 2018)
      "The structural, thermal, and magnetic behaviors, as well as the martensitic phase transformation and related magnetocaloric response of Ni50Mn35In14.25B0.75 annealed ribbons have been investigated using room-temperature ...
    • Transitional behaviour in the transformation from active end planes to stable loops caused by annealing 

      Endo, Morinobu; Lee, Byoung-Ju; Kim, Yoong Ahm; Kim, Yong-jung; Muramatsu, Hiroyukim; Yanagisawa, Takahashi; Hayashi, Takuya; Terrones Maldonado, Mauricio; Dresselhaus, Mildred (IOP Publishing, 2003)
      "Here we investigate the stabilization process on the active outer/inner surfaces (or the end plane of a graphene sheet) for shortened cup-stacked-type carbon nanotubes caused by annealing, utilizing both analytic and ...
    • Magneto-caloric effect in the pseudo-binary intermetallic YPrFe17 compound 

      Álvarez Alonso, Pablo; Gorria, Pedro; Sánchez Llamazares, José Luis; Perez, Maria J.; Franco, Victorino; Reiffers, Marian; Kovac, Jozef; Puente Orench, Inés; Blanco Rodríguez, Jesús Angel (Elsevier, 2011)
      "We have synthesized the intermetallic YPrFe17 compound by arc-melting. X-ray and neutron powder diffraction show that the crystal structure is rhombohedral with space group (Th2Zn17-type). The investigated compound ...