Search Results - "SMIRNIOTIS, Panagiotis G"

Visible-light-induced photodegradation of gas phase acetonitrile using aerosol-made transition metal (V, Cr, Fe, Co, Mn, Mo, Ni, Cu, Y, Ce, and Zr) doped TiO2 by Inturi, Siva Nagi Reddy, Boningari, Thirupathi, Suidan, Makram, Smirniotis, Panagiotis G.

“…•Aerosol metal-doped TiO2 nanoparticles for the visible light-induced photocatalysis.•Doping of TiO2 with Cr, V, and Fe (Ti/M′=20) aerosol catalyst reduced…”
Get full text

Novel one-step synthesis of sulfur doped-TiO2 by flame spray pyrolysis for visible light photocatalytic degradation of acetaldehyde by Boningari, Thirupathi, Inturi, Siva Nagi Reddy, Suidan, Makram, Smirniotis, Panagiotis G.

“…[Display omitted] •A novel one-step synthesis for stable and efficient S-doped TiO2 photocatalysts.•The S+6 presence has important role in enhancing the…”
Get full text

Low-temperature catalytic reduction of NO by NH3 over vanadia-based nanoparticles prepared by flame-assisted spray pyrolysis: Influence of various supports by Boningari, Thirupathi, Koirala, Rajesh, Smirniotis, Panagiotis G.

“…•Formation of surface V2O3 species is improved enormously by the addition of Al2O3.•The Al2O3, TiO2–Al2O3, and CeO2–Al2O3 established promotional…”
Get full text

Effects of the Ce and Cr Contents in Fe–Ce–Cr Ferrite Spinels on the High-Temperature Water–Gas Shift Reaction by Devaiah, Damma, Smirniotis, Panagiotis G

“…A series of Fe–Ce–Cr ternary oxide catalysts with different Fe/Ce/Cr atomic ratios have been synthesized using a coprecipitation method. The effects of the…”
Get full text

A Review of Low Temperature NH3-SCR for Removal of NOx by Devaiah Damma, Padmanabha R. Ettireddy, Benjaram M. Reddy, Panagiotis G. Smirniotis

“…The importance of the low-temperature selective catalytic reduction (LT-SCR) of NOx by NH3 is increasing due to the recent severe pollution regulations being…”
Get full text

Unexpected Behavior of Copper in Modified Ferrites during High Temperature WGS Reaction—Aspects of Fe3+ ↔ Fe2+ Redox Chemistry from Mossbauer and XPS Studies by REDDY, Gunugunuri K, BOOLCHAND, P, SMIRNIOTIS, Panagiotis G

Get full text

Relationship between Structural Properties and CO2 Capture Performance of CaO−Based Sorbents Obtained from Different Organometallic Precursors by Lu, Hong, Khan, Ataullah, Smirniotis, Panagiotis G

“…A series of CaO-based sorbents were synthesized from various organometallic precursors, namely, calcium propionate, calcium acetate, calcium acetylacetonate,…”
Get full text

Sulfur tolerant metal doped Fe/Ce catalysts for high temperature WGS reaction at low steam to CO ratios – XPS and Mössbauer spectroscopic study by Reddy, Gunugunuri K., Boolchand, P., Smirniotis, Panagiotis G.

“…High temperature water gas shift reaction (WGS) at low steam to CO ratios has been investigated over Fe 2.4Ce 0.3M 0.3O 4 (M = Cr, Co, Zr, Hf, and Mo) type of…”
Get full text

Synthesis of ordered large pore SBA-15 spherical particles for adsorption of biomolecules by Katiyar, Amit, Yadav, Santosh, Smirniotis, Panagiotis G., Pinto, Neville G.

“…The synthesis of spherical particles of mesoporous silicates (SBA-15) with mesopore diameter upto 127 Å, and particle diameter of 4–10 μm has been achieved…”
Get full text

FeCeOx Supported Ni, Sn Catalysts for the High-Temperature Water–Gas Shift Reaction by Devaiah Damma, Panagiotis G. Smirniotis

“…In this work, the effect of monometallic Ni or Sn and bimetallic NiSn deposition on the activity of FeCeOx catalysts in high-temperature water–gas (HT-WGS)…”
Get full text

Cr- and Ce-Doped Ferrite Catalysts for the High Temperature Water−Gas Shift Reaction: TPR and Mossbauer Spectroscopic Study by Reddy, Gunugunuri K, Gunasekara, Kapila, Boolchand, P, Smirniotis, Panagiotis G

“…Cr and Ce-doped Fe2O3 catalysts are investigated for high temperature water gas shift (WGS) reaction. The chosen doping atomic ratios of Fe/metal for this…”
Get full text

A DFT Study on Single Brønsted Acid Sites in Zeolite Beta and Their Interaction with Probe Molecules by Alexander V. Vorontsov, Panagiotis G. Smirniotis, Umesh Kumar

“…Zeolites are subjects of intensive research, as they have vast industrial applications. However, exact nature of catalytic active sites remains elusive. With…”
Get full text

Manganese Oxide/Titania Materials for Removal of NOx and Elemental Mercury from Flue Gas by JI, Lei, SREEKANTH, Pavani M., SMIRNIOTIS, Panagiotis G., THIEL, Stephen W., PINTO, Neville G.

“…A novel catalyst for low temperature selective catalytic reduction (SCR) using CO as reductant, MnOx supported on titania, has been shown to be effective for…”
Get full text

Nickel-doped Mn/TiO2 as an efficient catalyst for the low-temperature SCR of NO with NH3: Catalytic evaluation and characterizations by Thirupathi, Boningari, Smirniotis, Panagiotis G.

“…[Display omitted] ► Ni (Ni/Mn=0.4) improves the existence of surface Mn4+ sites in Mn/TiO2 catalyst. ► The co-doping of Mn/TiO2 with Ni broadens temperature…”
Get full text

Role of Platinum Deposited on TiO2 in Phenol Photocatalytic Oxidation by Sun, Bo, Vorontsov, Alexandre V, Smirniotis, Panagiotis G

“…Photooxidation of phenol has been studied in aqueous suspensions of titanium dioxide Hombikat UV100 and Degussa P25 loaded with various amounts of Pt. The…”
Get full text

Impact of nitrogen oxides on the environment and human health: Mn-based materials for the NOx abatement by Boningari, Thirupathi, Smirniotis, Panagiotis G

“…•Discussion of impact of nitrogen oxides on environment and human health.•Review of the Mn-based catalysts for the low-temperature SCR of NOx.•Recent…”
Get full text

Co-doping a metal (Cr, Fe, Co, Ni, Cu, Zn, Ce, and Zr) on Mn/TiO2 catalyst and its effect on the selective reduction of NO with NH3 at low-temperatures by Thirupathi, Boningari, Smirniotis, Panagiotis G.

“…Effect of co-doped metals in Mn–M′/TiO2 catalysts investigated for the selective reduction of NO with NH3 at low temperatures and in presence of excess oxygen…”
Get full text

Synthesis and characterization of mesoporous ZSM-12 by using carbon particles by Wei, Xiaotong, Smirniotis, Panagiotis G.

“…The generation of mesoporosity in 1-dimensional zeolite ZSM-12 was explored by using carbon black as template for the expected mesoporosity during synthesis…”
Get full text

Novel manganese oxide confined interweaved titania nanotubes for the low-temperature Selective Catalytic Reduction (SCR) of NOx by NH3 by Pappas, Dimitrios K., Boningari, Thirupathi, Boolchand, Punit, Smirniotis, Panagiotis G.

“…[Display omitted] •Elevated surface titania nanotubes with surface area 421m2/g used for SCR reaction.•Achieved remarkable deNOx performance at…”
Get full text

Metal oxide-confined interweaved titania nanotubes M/TNT (M = Mn, Cu, Ce, Fe, V, Cr, and Co) for the selective catalytic reduction of NOx in the presence of excess oxygen by Boningari, Thirupathi, Pappas, Dimitrios K., Smirniotis, Panagiotis G.

“…[Display omitted] •Effective synthesis of high specific surface area (421 m2/g) titania nanotubes.•Remarkable low-temperature SCR of NOx.•Relative atomic…”
Get full text