Results 21 to 30 of about 10,622 (247)

Rational design of a robust aluminum metal-organic framework for multi-purpose water-sorption-driven heat allocations

Nature Communications, 2020
Adsorption-based heat transfer devices are attractive for clean energy resources, but those using water as the working fluid require suitable water adsorbents.
Kyung Ho Cho, D. Damasceno Borges, U-Hwang Lee, Ji Sun Lee, Ji Woong Yoon, Sung June Cho, Jaedeuk Park, Walter Lombardo, Dohyun Moon, Alessio Sapienza, Guillaume Maurin, Jong-San Chang   +11 more
doaj   +1 more source

Magnetic Nanoparticles Linked to Pyridinium Hydrotribromide Groups as Catalysts for Selective Oxidation of Alcohols and Protection of Alcohols

Acta Chimica Slovenica, 2022
In this research, a novel magnetic nanocatalyst based on iron oxide nanoparticles linked with pyridinium hydrotribromide (Fe3O4@PyHBr3) was synthesized in three steps.
Sonia Tabari, Ali Reza Pourali, Ehsan Nazarzadeh Zare   +2 more
doaj   +1 more source

Ionic Liquid Co-Catalyst Assisted Biodiesel Production From Waste Cooking Oil Using Heterogeneous Nanocatalyst: Optimization and Characterization

Frontiers in Nanotechnology, 2022
In the present work, the biodiesel was produced from waste cooking oil (WCO) using heterogeneous zinc doped iron nanocatalyst and tetrabutylammonium iodide (TBAI) as co-catalyst.
Gurunathan Baskar, Nalathamalar T. Anita, Han Jeehoon, Han Jeehoon, Rajendran Naveenkumar   +4 more
doaj   +1 more source

Urea-Nitrate Combustion Synthesis and Physicochemical Characterization of CuO(20)/ZnO(30)/Al2O3(50) Nanocatalyst from Different Precursors Used in Hydrogen Production from Methanol [PDF]

شیمی کاربردی روز, 2014
In recent years, steam reforming of methanol has been attracted more attentions, because this process produces hydrogen as clean fuel that useful for fuel cells. In this study the influence of precursors of Al2O3 in CuO/ZnO/Al2O3 nanocatalyst preparation
Saeed Khajeh Talkhoncheh, Mohammad Haghighi, Mozaffar Abdollahifar, Hossein Ajamein   +3 more
doaj   +1 more source

Smart Nanocatalysts with Streamline Shapes [PDF]

ACS Central Science, 2017
Particulate catalysts with streamline shapes have important impacts on fluid-related reactions, and they need to be properly characterized. However, utilization of streamline-shaped catalysts for heterogeneous catalysis has remained an unexplored area due to the lack of easy-to-use techniques to produce such shaped catalysts, especially at the small ...
Guowu Zhan, Hua Chun Zeng
openaire   +3 more sources

Date seed waste derived nanocatalyst and its application in production of hydrolytic enzyme, fermentative sugars and biohydrogen

, 2023
Biofuel production from cellulosic biomass is a promising approach; however, the cost-intensive utilization of cellulolytic enzymes is a major roadblock to economic production.
Asad Syed, Vijai Kumar Gupta, Ali H. Bahkali, Gupta, Vijai Kumar, Neha Srivastava, Srivastava, Neha, Bahkali, Ali H., Syed, Asad, Abdallah M. Elgorban, Mohamed A. Abdel-Wahab, Elgorban, Abdallah M., Abdel-Wahab, Mohamed A.   +11 more
core   +1 more source

Fe3O4@chitosan-tannic acid bionanocomposite as a novel nanocatalyst for the synthesis of pyranopyrazoles

Scientific Reports, 2021
Recently magnetic nanocatalyst has attracted considerable attention because of its unique properties, including high performance, easy separation from the reaction mixture, and recyclability.
Maryam Kamalzare, Mohammad Reza Ahghari, Mohammad Bayat, Ali Maleki   +3 more
doaj   +1 more source

Preparation and characterization of graphitic carbon nitride-supported l-arginine as a highly efficient and recyclable catalyst for the one-pot synthesis of condensation reactions

Scientific Reports, 2021
In this work, graphitic carbon nitride-supported l-arginine (g-C3N4@l-arginine) nanocatalyst was synthesized and evaluated using FT-IR, EDX, XRD, TGA, and FESEM analyses.
Hossein Ghafuri, Zeinab Tajik, Nastaran Ghanbari, Peyman Hanifehnejad   +3 more
doaj   +1 more source

Assessment of composition and calcination parameters in Fischer-Tropsch synthesis over Fe–Mn–Ce/γ-Al2O3 nanocatalyst

Oil & Gas Science and Technology, 2021
The effects of nanocatalyst composition and calcination parameters on the performance of the Fe–Mn–Ce ternary nanocatalysts supported on alumina granules in a laboratory fixed bed microreactor have been evaluated.
Roknabadi Reza, Mirzaei Ali Akbar, Atashi Hossein   +2 more
doaj   +1 more source

Synthesis of graphene oxide-supported meso-tetrakis (4-carboxyphenyl) porphyrinatoiron (III) chloride as a heterogeneous nanocatalyst for the mercaptan removal from the gas stream

Journal of Nanostructure in Chemistry, 2019
Sulfur compounds are one of the major problems and undesirable contaminants in the oil and gas industries. To address this issue, mercaptan removal from the gas stream in a fixed bed reactor under nanocatalyst was investigated.
Masoumeh M. Mirzaeian, Leila Eskandari, Ali Morad Rashidi   +2 more
doaj   +1 more source