Search Results - "Michalis A. Vasiliades"

The Effect of CeO2 Preparation Method on the Carbon Pathways in the Dry Reforming of Methane on Ni/CeO2 Studied by Transient Techniques by Constantinos M. Damaskinos, Michalis A. Vasiliades, Vassilis N. Stathopoulos, Angelos M. Efstathiou

“…The present work discusses the effect of CeO2 synthesis method (thermal decomposition (TD), precipitation (PT), hydrothermal (HT), and sol-gel (SG)) on the…”
Get full text

Remarkable N2-selectivity enhancement of practical NH3-SCR over Co0.5Mn1Fe0.25Al0.75Ox-LDO: The role of Co investigated by transient kinetic and DFT mechanistic studies by Chen, Sining, Vasiliades, Michalis A., Yan, Qinghua, Yang, Guangpeng, Du, Xuesen, Zhang, Cheng, Li, Yuran, Zhu, Tingyu, Wang, Qiang, Efstathiou, Angelos M.

“…[Display omitted] •Co0.5Mn1Fe0.25Al0.75Ox-LDO showed remarkable N2-selectivity enhancement.•Use of Co reduced significantly NH3 oxidation to N2O.•Electron…”
Get full text

Promotional effect of Ce doping in Cu4Al1Ox – LDO catalyst for low-T practical NH3-SCR: Steady-state and transient kinetics studies by Yan, Qinghua, Gao, Yanshan, Li, Yuran, Vasiliades, Michalis A., Chen, Sining, Zhang, Cheng, Gui, Rongrong, Wang, Qiang, Zhu, Tingyu, Efstathiou, Angelos M.

“…[Display omitted] •A novel NH3-SCR catalyst Ce2/Cu4Al1Ox was synthesized from Ce2/Cu4Al1-CO3 LDH precursors.•Ce2/Cu4Al1Ox shows significantly higher activity…”
Get full text

Unravelling the Mechanism of Intermediate‐Temperature CO2 Interaction with Molten‐NaNO3‐Salt‐Promoted MgO by Gao, Wanlin, Xiao, Jiewen, Wang, Qiang, Li, Shiyan, Vasiliades, Michalis A., Huang, Liang, Gao, Yanshan, Jiang, Qian, Niu, Yiming, Zhang, Bingsen, Liu, Yuefeng, He, Hong, Efstathiou, Angelos M.

“…The optimization of MgO‐based adsorbents as advanced CO2‐capture materials is predominantly focused on their molten‐salt modification, for which theoretical…”
Get full text

Design Aspects of Doped CeO2 for Low-Temperature Catalytic CO Oxidation: Transient Kinetics and DFT Approach by Polychronopoulou, Kyriaki, AlKhoori, Ayesha A, Efstathiou, Angelos M, Jaoude, Maguy Abi, Damaskinos, C. M, Baker, Mark A, Almutawa, Alia, Anjum, Dalaver H, Vasiliades, Michalis A, Belabbes, Abderrezak, Vega, Lourdes F, Zedan, Abdallah Fathy, Hinder, Steven J

“…CO elimination through oxidation over highly active and cost-effective catalysts is a way forward for many processes of industrial and environmental…”
Get full text

Molten Salt-Promoted MgO Adsorbents for CO2 Capture: Transient Kinetic Studies by Gao, Wanlin, Vasiliades, Michalis A, Damaskinos, Constantinos M, Zhao, Meng, Fan, Wenqi, Wang, Qiang, Reina, Tomas Ramirez, Efstathiou, Angelos M

“…Optimization of MgO adsorbents is predominantly focused on the regulation of appropriate adsorption sites for CO2 associated with Mg2+-O2– sites of low…”
Get full text

The steam reforming of acetol on Ni/La2O3-Al2O3 studied by transient and isotopic methods by Petallidou, Klito C., Kousi, Kalliopi, Vasiliades, Michalis A., Papadopoulou, Christina, Efstathiou, Angelos M.

“…Operando-SSITKA (Mass spectrometry-DRIFTS) and other isotopic experiments were employed to investigate the steam reforming of acetol on 10-wt% Ni/La2O3-Al2O3…”
Get full text

Decoupling the Chemical and Mechanical Strain Effect on Steering the CO2 Activation over CeO2‑Based Oxides: An Experimental and DFT Approach by Polychronopoulou, Kyriaki, AlKhoori, Sara, AlBedwawi, Shaima, Alareeqi, Seba, Hussien, Aseel G. S., Vasiliades, Michalis A., Efstathiou, Angelos M., Petallidou, Klito C., Singh, Nirpendra, Anjum, Dalaver H., Vega, Lourdes F., Baker, Mark A.

“…Doped ceria-based metal oxides are widely used as supports and stand-alone catalysts in reactions where CO2 is involved. Thus, it is important to understand…”
Get full text

Valorization of agricultural wastes could improve soil fertility and mitigate soil direct N2O emissions by Anastopoulos, Ioannis, Omirou, Michalis, Stephanou, Coralea, Oulas, Anastasios, Vasiliades, Michalis A., Efstathiou, Angelos M., Ioannides, Ioannis M.

“…The emerging need for sustainable management of the increasing quantities of urban and industrial organic wastes creates opportunities for the development of…”
Get full text

Evolution of Oxygen Vacancy Sites in Ceria-Based High-Entropy Oxides and Their Role in N2 Activation by Elmutasim, Omer, Hussien, Aseel G., Sharan, Abhishek, AlKhoori, Sara, Vasiliades, Michalis A., Taha, Inas Magdy Abdelrahman, Kim, Seokjin, Harfouche, Messaoud, Emwas, Abdul-Hamid, Anjum, Dalaver H., Efstathiou, Angelos M., Yavuz, Cafer T., Singh, Nirpendra, Polychronopoulou, Kyriaki

“…In this work, a relatively new class of materials, rare earth (RE) based high entropy oxides (HEO) are discussed in terms of the evolution of the oxygen vacant…”
Get full text

Evolution of Oxygen Vacancy Sites in Ceria-Based High-Entropy Oxides and Their Role in N 2 Activation by Elmutasim, Omer, Hussien, Aseel G, Sharan, Abhishek, AlKhoori, Sara, Vasiliades, Michalis A, Taha, Inas Magdy Abdelrahman, Kim, Seokjin, Harfouche, Messaoud, Emwas, Abdul-Hamid, Anjum, Dalaver H, Efstathiou, Angelos M, Yavuz, Cafer T, Singh, Nirpendra, Polychronopoulou, Kyriaki

“…In this work, a relatively new class of materials, rare earth (RE) based high entropy oxides (HEO) are discussed in terms of the evolution of the oxygen vacant…”
Get full text

Unravelling the Mechanism of Intermediate-Temperature CO 2 Interaction with Molten-NaNO 3 -Salt-Promoted MgO by Gao, Wanlin, Xiao, Jiewen, Wang, Qiang, Li, Shiyan, Vasiliades, Michalis A, Huang, Liang, Gao, Yanshan, Jiang, Qian, Niu, Yiming, Zhang, Bingsen, Liu, Yuefeng, He, Hong, Efstathiou, Angelos M

“…The optimization of MgO-based adsorbents as advanced CO -capture materials is predominantly focused on their molten-salt modification, for which theoretical…”
Get full text

Carbon dioxide storage in olivine basalts: Effect of ball milling process by Rigopoulos, Ioannis, Petallidou, Klito C., Vasiliades, Michalis A., Delimitis, Andreas, Ioannou, Ioannis, Efstathiou, Angelos M., Kyratsi, Theodora

“…The goal of this study is to propose a cost-effective method for the optimization of the ex situ carbonation of basaltic rocks. The ball milling process was…”
Get full text

Molten Salt-Promoted MgO Adsorbents for CO 2 Capture: Transient Kinetic Studies by Gao, Wanlin, Vasiliades, Michalis A, Damaskinos, Constantinos M, Zhao, Meng, Fan, Wenqi, Wang, Qiang, Reina, Tomas Ramirez, Efstathiou, Angelos M

“…Optimization of MgO adsorbents is predominantly focused on the regulation of appropriate adsorption sites for CO associated with Mg -O sites of low…”
Get full text

Elucidating the role of La3+/Sm3+ in the carbon paths of dry reforming of methane over Ni/Ce-La(Sm)-Cu-O using transient kinetics and isotopic techniques by Hussien, Aseel G.S., Damaskinos, Constantinos M., Dabbawala, Aasif A., Anjum, Dalaver H., Vasiliades, Michalis A., Khaleel, Maryam T.A., Wehbe, Nimer, Efstathiou, Angelos M., Polychronopoulou, Kyriaki

“…The different effects of the presence of La3+ and Sm3+ heteroatoms in the 5 wt% Ni/45Ce-45(Sm or La)-10Cu-O catalytic system on the carbon deposition and…”
Get full text

Decoupling the Chemical and Mechanical Strain Effect on Steering the CO 2 Activation over CeO 2 -Based Oxides: An Experimental and DFT Approach by Polychronopoulou, Kyriaki, AlKhoori, Sara, AlBedwawi, Shaima, Alareeqi, Seba, Hussien, Aseel G S, Vasiliades, Michalis A, Efstathiou, Angelos M, Petallidou, Klito C, Singh, Nirpendra, Anjum, Dalaver H, Vega, Lourdes F, Baker, Mark A

“…Doped ceria-based metal oxides are widely used as supports and stand-alone catalysts in reactions where CO is involved. Thus, it is important to understand how…”
Get full text

A Novel Analysis of Transient Isothermal 18O Isotopic Exchange on Commercial CexZr1−xO2-Based OSC Materials by Vasiliades, Michalis A., Harris, Deb, Stephenson, Hazel, Boghosian, Soghomon, Efstathiou, Angelos M.

“…A novel methodology for the analysis of 18 O 2 -transient isothermal isotopic exchange (TIIE) response curves obtained over commercial mixed metal oxides upon…”
Get full text

Enhancing the rate of ex situ mineral carbonation in dunites via ball milling by Rigopoulos, Ioannis, Vasiliades, Michalis A., Ioannou, Ioannis, Efstathiou, Angelos M., Godelitsas, Athanasios, Kyratsi, Theodora

“…[Display omitted] •Dunitic materials with enhanced CO2 uptake were created via ball milling (BM).•The optimum conditions are 12h of BM with 50wt% ethanol as…”
Get full text

Design Aspects of Doped CeO 2 for Low-Temperature Catalytic CO Oxidation: Transient Kinetics and DFT Approach by Polychronopoulou, Kyriaki, AlKhoori, Ayesha A, Efstathiou, Angelos M, Jaoude, Maguy Abi, Damaskinos, C M, Baker, Mark A, Almutawa, Alia, Anjum, Dalaver H, Vasiliades, Michalis A, Belabbes, Abderrezak, Vega, Lourdes F, Zedan, Abdallah Fathy, Hinder, Steven J

“…CO elimination through oxidation over highly active and cost-effective catalysts is a way forward for many processes of industrial and environmental…”
Get full text

The Effect of CO Partial Pressure on Important Kinetic Parameters of Methanation Reaction on Co-Based FTS Catalyst Studied by SSITKA-MS and Operando DRIFTS-MS Techniques by Michalis A. Vasiliades, Konstantina K. Kyprianou, Nilenindran S. Govender, Ashriti Govender, Renier Crous, Denzil Moodley, Angelos M. Efstathiou

“…A 20 wt% Co-0.05 wt% Pt/γ-Al2O3 catalyst was investigated to obtain a fundamental understanding of the effect of CO partial pressure (constant H2 partial…”
Get full text