Monthly Archives: December 2017

Performance analysis of monolith photoreactor for CO2 reduction with H2

Posted on December 28, 2017 by teckhoe93

Abstract: In this study a monolith photoreactor was compared with a cell type for testing photocatalytic CO2 reduction with H2 as a reducing agent. The monolith channels were dip-coated with TiO2 nanoparticles and were characterized using XRD, SEM, BET and UV–Vis spectroscopy. The … Continue reading →

Posted in 2015 | Comments Off on Performance analysis of monolith photoreactor for CO2 reduction with H2

Photocatalytic CO2 reduction by CH4 over montmorillonite modified TiO2 nanocomposites in a continuous monolith photoreactor

Posted on December 28, 2017 by teckhoe93

Abstract: In this study, the performance of montmorillonite (MMT) modified TiO2nanocomposites for photocatalytic CO2 reduction with CH4 in a continuous monolith photoreactor has been investigated. The MMT modified TiO2 nanocomposites were dip-coated over monolith channels and were characterized by XRD, SEM, TEM, XPS, … Continue reading →

Posted in 2015 | Comments Off on Photocatalytic CO2 reduction by CH4 over montmorillonite modified TiO2 nanocomposites in a continuous monolith photoreactor

Fe_HY zeolite as an effective catalyst for levulinic acid production from glucose_ Characterization and catalytic performance

Posted on December 28, 2017 by teckhoe93

Abstract: A series of Fe/HY zeolite catalysts with different FeCl3 weight percent (5, 10 and 15%) on HY zeolite have been synthesized in this study. All the catalysts were characterized by XRD, FESEM, N2 physisorption, FTIR, TGA, NH3-TPD and IR-pyridine. The performance … Continue reading →

Posted in 2015 | Comments Off on Fe_HY zeolite as an effective catalyst for levulinic acid production from glucose_ Characterization and catalytic performance

Indium-doped TiO2 nanoparticles for photocatalytic CO2 reductionwith H2O vapors to CH4

Posted on December 28, 2017 by teckhoe93

Abstract: Indium (In)-doped titanium dioxide (TiO2) nanoparticles were synthesized using a controlled sol–gel method. The structures and properties of the catalysts were characterized by XRD, FE-SEM, TEM, XPS, BET, UV–vis and PL spectroscopy. Indium, present over the TiO2 in metal state, … Continue reading →

Posted in 2015 | Comments Off on Indium-doped TiO2 nanoparticles for photocatalytic CO2 reductionwith H2O vapors to CH4

Selective photocatalytic reduction of CO2 by H2O/H2 to CH4 and CH3OH over Cu-promoted In2O3/TiO2 nanocatalyst

Posted on December 21, 2017 by teckhoe93

ABSTRACT: Photocatalytic CO2 reduction by H2O and/or H2 reductant to selective fuels over Cu-promoted In2O3/TiO2 photocatalyst has been investigated. The samples, prepared via a simple and direct sol-gel method, were characterized by XRD, SEM, TEM, XPS, N2 adsorption-desorption, UV–vis diffuse … Continue reading →

Posted in 2016 | Comments Off on Selective photocatalytic reduction of CO2 by H2O/H2 to CH4 and CH3OH over Cu-promoted In2O3/TiO2 nanocatalyst

Photocatalytic CO2 conversion over Au/TiO2 nanostructures for dynamic production of clean fuels in a monolith photoreactor

Posted on December 21, 2017 by teckhoe93

Abstract: Global economic development intensifies the consumption of fossil fuels which results in increase of carbon dioxide (CO2) concentration in the atmosphere. The technologies for carbon capture and utilization to produce cleaner fuels are of great significance. However, phototechnology provides … Continue reading →

Posted in 2015 | Comments Off on Photocatalytic CO2 conversion over Au/TiO2 nanostructures for dynamic production of clean fuels in a monolith photoreactor

Multi response optimization of oil palm frond pretreatment by ozonolysis.

Posted on December 21, 2017 by teckhoe93

Abstract: Photocatalytic CO2 reduction by H2O and/or H2 reductant to selective fuels over Cu-promoted In2O3/TiO2 photocatalyst has been investigated. The samples, prepared via a simple and direct sol-gel method, were characterized by XRD, SEM, TEM, XPS, N2 adsorption-desorption, UV–vis diffuse … Continue reading →

Posted in 2016 | Comments Off on Multi response optimization of oil palm frond pretreatment by ozonolysis.

Photocatalytic CO2 methanation over NiO/In2O3 promoted TiO2 nanocatalysts using H2O and/or H2

Posted on December 21, 2017 by teckhoe93

ABSTRACT: Photocatalytic CO2 methanation using H2O vapors and/or H2 reductants over nickel (Ni) and indium (In) promoted TiO2 nanocatalysts has been investigated. The physical–chemical characteristics of the catalysts, prepared through a sol–gel method with different Ni and In doping levels, … Continue reading →

Posted in 2016 | Comments Off on Photocatalytic CO2 methanation over NiO/In2O3 promoted TiO2 nanocatalysts using H2O and/or H2

Carbon cryogel microsphere for ethyl levulinate production: Effect of carbonization temperature and time

Posted on December 21, 2017 by teckhoe93

ABSTRACT: The side products of biomass and bio-fuel industry have shown potential in producing carbon catalyst. The carbon cryogel was synthesized from lignin-furfural mixture based on the following details: 1.0 of lignin to furfural (L/F) ratio, 1.0 of lignin to … Continue reading →

Posted in 2016 | Comments Off on Carbon cryogel microsphere for ethyl levulinate production: Effect of carbonization temperature and time

Preparation of activated carbon from empty fruit bunch for hydrogen storage

Posted on December 21, 2017 by teckhoe93

ABSTRACT: There are many advantages associated with the use of hydrogen as clean fuels, thus there is a need to search for good hydrogen adsorbents. Activated carbon (AC) from various sources has been tested as hydrogen adsorbents, with the exception … Continue reading →

Posted in 2016 | Comments Off on Preparation of activated carbon from empty fruit bunch for hydrogen storage