Results 121 to 130 of about 66,471 (314)

Parametric Study on the Transesterification Reaction by Using CaO/Silica Catalyst

open access: yesChemical Engineering Transactions, 2017
Recently, the application of heterogeneous catalyst has attracted considerable interest in biodiesel production compared to homogenous catalyst because of its reusability in successive reactions runs and easier to separate from the reaction mixture. Thus,
N.S. Lani, N. Ngadi, M.R. Taib
doaj   +1 more source

Conversion of Castor oil to Biodiesel by Using Heterogeneous Catalyst [PDF]

open access: yes, 2016
The depletion of fossil fuels and increasing demand of conventional energy globally had been the main concern of the humankind nowadays. A continuous supply of energy is vital to support the human civilization.
Mohamad Ismail, Mohamad Salim
core  

New‐Era Polymer Thermoelectrics: Material Innovations, Doping Frontiers, Decoupling Strategies, and Unconventional Applications

open access: yesAdvanced Materials, EarlyView.
The field of polymer thermoelectrics is entering a new era, featuring breakthroughs in addressing the conventional performance disparity between p‐type and n‐type polymers, pioneering doping frontiers, and sophisticated decoupling strategies. This review explores innovations in molecular design and superior stabilities, bridging the gap from ...
Suhao Wang
wiley   +1 more source

Microwave Assisted Expeditious and Green Cu(II)-Clay Catalyzed Domino One-Pot Three Component Synthesis of 2H-indazoles

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2018
A simple and efficient synthesis of 2H-indazoles is achieved from 2-primary amines, bromobenzaldehydes and sodium azide through domino condensation, C–N and N–N bond formations, catalyzed by a heterogeneous Cu(II)-Clay catalyst.
Bashir Ahmad Dar   +2 more
doaj   +1 more source

Preparation of Heterogeneous Catalysts

open access: yesPlatinum Metals Review, 1979
Over three hundred participants met in Louvain-la-Neuve, Belgium, at the beginning of September 1978 to attend a Second International Symposium, sponsored by the International Union of Pure and Applied Chemistry and the Division de Catalyse of the Société Chimique de Belgique, to discuss the scientific bases for the preparation of heterogeneous ...
openaire   +1 more source

Low Temperature Synthesis of Biodiesel via Heterogeneous Potassium-Alumina Catalyst

open access: yes
Indonesia, one of the world's largest producers of crude palm oil (CPO), is aiming to achieve a renewable energy mix target of 23% by 2025 through the implementation of a B35 policy, blending diesel with fatty acid methyl ester (FAME) derived from CPO ...
Geraldi Cengko   +3 more
core   +1 more source

Surface modified magnesium oxides for production of biodiesel via heterogeneous base catalyst transesterification of palm oil [PDF]

open access: yes, 2012
Surface morphology of prepared alkaline earth metal oxide MgO contributes to the effect of basicity and reactivity in heterogeneous catalysis reactions. In this study, two methods to prepare surface modified MgO were employed for comparison.
Samadi, Nur Syazeila
core  

Thermally Modulated Metasurface Sensor for Dynamic and Time‐Resolved Isolation of Extracellular Vesicles

open access: yesAdvanced Materials, EarlyView.
A thermally adaptive plasmonic metasurface, functionalized with poly(N‐isopropylacrylamide) (PNIPAM) and anti‐CD63 antibodies, enables precise, on‐demand capture and release of extracellular vesicles (EVs). Delivering high recovery, improved purity, and intact vesicle structure, the platform offers a versatile, label‐free solution for real‐time EV ...
Beyza Nur Kucuk   +7 more
wiley   +1 more source

Mechanically Spatio‐Chimeric Fibrin Assembly Enables Vascular‐Integrated Muscle Reconstruction for Volumetric Muscle Loss Repair

open access: yesAdvanced Materials, EarlyView.
SPARC (spatio‐chimeric, plasma‐based, anisotropic, and shear‐responsive construct) that integrates myogenic and vascular microenvironments within a single construct. The dual‐modulus matrix directs aligned myotube formation and endothelial network development, enabling a vascularized muscle implant that seamlessly anastomoses with host tissue and ...
Su Hyun Jung   +6 more
wiley   +1 more source

Utilization of Sidoarjo Volcanic Mud as Heterogeneous Catalyst in Persulfate Oxidation Process

open access: yesJurnal Presipitasi
Advanced Oxidation Processes (AOP), such as persulfate oxidation is a promising contaminant removal agent for treating wastewater. In this study, Sidoarjo volcanic mud (VM) was applied as heterogeneous catalyst to support the persulfate oxidation process
Khairunnisa Faza Nisrina   +2 more
doaj   +1 more source

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