Isidro Mejía‐Centeno

ORCID: 0000-0002-1564-8577
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About
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Research Areas
  • Catalytic Processes in Materials Science
  • Catalysis and Oxidation Reactions
  • Advanced Photocatalysis Techniques
  • TiO2 Photocatalysis and Solar Cells
  • Advanced Combustion Engine Technologies
  • Catalysis and Hydrodesulfurization Studies
  • Transition Metal Oxide Nanomaterials
  • Vehicle emissions and performance
  • Gas Sensing Nanomaterials and Sensors
  • Biodiesel Production and Applications
  • Industrial Gas Emission Control
  • Polyoxometalates: Synthesis and Applications
  • Luminescence Properties of Advanced Materials
  • Metallurgy and Material Science
  • Atmospheric chemistry and aerosols
  • Combustion and flame dynamics
  • Copper-based nanomaterials and applications
  • Catalysis for Biomass Conversion
  • Electrocatalysts for Energy Conversion
  • Electrochemical sensors and biosensors
  • Zeolite Catalysis and Synthesis
  • Chemical Thermodynamics and Molecular Structure
  • Nanomaterials for catalytic reactions

Mexican Institute of Petroleum
2012-2021

Universidad Autónoma Metropolitana
2007-2019

Institute for Scientific and Technological Research
2018

Technical University of Munich
2011

In this work we report how the use of low-sulfur gasoline decreases formation N2O as a by-product during light-off commercial Pd-only three-way catalytic converters (TWC). Our results also show that even in absence sulfur large quantity (reaching instantaneous concentrations up to 700 ppm) is produced at low temperature, between 200° and 400°C. At high temperature (400° 600°C) lean conditions found an unexpected emission (200 ppm), which apparently by reduction NO with C3H8 on TWC. The...

10.1080/00986440902831664 article EN Chemical Engineering Communications 2009-05-13

Three alcohols (ethanol, methanol and isobutanol), two ethers (ethyl tert-butyl ether methyl ether) dimethyl carbonate were blended in a base fuel at 3.5 wt % oxygen. Two of the fuels dual alcohol–gasoline blends with methanol/ethanol methanol/isobutanol having same added volume each alcohol. The performance was analyzed on single spark-ignited engine. Emissions nitrogen oxides, carbon monoxide, unburned hydrocarbons dioxide monitored online. dual-alcohol present higher cooling effect, power...

10.1177/1468087416689173 article EN International Journal of Engine Research 2017-01-17

We report the NO conversion with NH3 at low temperature over MnOx-supported on titanate nanotubes. The effect of SO2 and water catalytic activity was also analyzed. For tests, three catalysts 1, 3, 5 wt.% MnOx were synthesized. A high (92%) 180 °C is reported for 1Mn/NTiO2 catalyst. further addition to support improves but (95%) shifted a higher (from 220 °C). However, presence (50 ppm) (5 vol.%) diminishes up 60%, which remains after 300 min. found that increases Lewis acid sites...

10.1080/00986445.2018.1461090 article EN Chemical Engineering Communications 2018-05-29
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