Results 41 to 50 of about 797,398 (359)

Overview of molecular signatures of senescence and associated resources: pros and cons

open access: yesFEBS Open Bio, EarlyView.
Cells can enter a stress response state termed cellular senescence that is involved in various diseases and aging. Detecting these cells is challenging due to the lack of universal biomarkers. This review presents the current state of senescence identification, from biomarkers to molecular signatures, compares tools and approaches, and highlights ...
Orestis A. Ntintas   +6 more
wiley   +1 more source

Hydrothermal Carbonization of Various Paper Mill Sludges: An Observation of Solid Fuel Properties

open access: yesEnergies, 2019
Each year the pulp and paper industries generate enormous amounts of effluent treatment sludge. The sludge is made up of various fractions including primary, secondary, deinked, fiber rejects sludge, etc.
Nepu Saha   +7 more
doaj   +1 more source

Optimum Time and Temperature for Biodiesel Production using Melon (Cucumeropsismannii), Groundnut (Arachis Hypogea), and Soybean (Glycine max)

open access: yesBioscientific Review, 2021
This study investigated the optimum condition for biodiesel production at varying temperatures and time using melon (Cucumeropsismannii), groundnut (Arachis hypogea), and soybean (Glycine max) seed oils.
Ugochukwu Onyenze   +5 more
doaj   +1 more source

Sol–gel synthesis and characterization of barium (magnesium) aluminosilicate glass sealants for solid oxide fuel cells [PDF]

open access: yes, 2011
Solid oxide fuel cells (SOFC) correspond to efficient energy conversion systems coupled with low emissions of pollutants. In the aim to fabricate high temperature planar SOFC, glass and glass-ceramic sealants are developed to associate several criteria ...
Ansart, Florence   +4 more
core   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Glassy materials investigated for nuclear reactor applications [PDF]

open access: yes, 1968
Studies determine the feasibility of preparing fuel-bearing glasses and glasses bearing neutron-absorbing materials for use as crystalline fuel and control rods for reactors. Properties investigated were devitrification resistance, urania solubility, and
Lynch, E. D.
core   +1 more source

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Density and Viscosity of Orange Oil, Turpentine, and Their Hydrogenated Derivatives as Biofuel Components

open access: yesThermo
Biofuels represent a viable alternative to fossil fuels due to their lower greenhouse gas emissions, potential for large-scale production, and renewable nature.
Brent Mellows, Yolanda Sanchez-Vicente
doaj   +1 more source

PENGARUH PENCAMPURAN MINYAK TANAH DENGAN BAHAN BAKAR MINYAK DIESEL, BIODIESEL DAN LAINNYA - REVIEW

open access: yesRekayasa Mesin, 2022
The use of diesel oil has been proven to increase exhaust emissions which will have an impact on the environment. Mixing diesel oil with other fuels can reduce exhaust emissions and increase combustion efficiency.
Annisa Bhikuning   +2 more
doaj   +1 more source

Laser Metal Deposited Ti4822 Hollow Pipe: Experimental and Computational Modelling Study

open access: yesAdvanced Engineering Materials, EarlyView.
Laser metal deposition (LMD) of a crack‐free built Ti4822 alloys is challenging. This article reports outstanding characteristics of a hollow pipe that is built with LMD technology when a predicted, nontransformation substrate temperature of 800 °C is used.
Sadiq A. Raji   +5 more
wiley   +1 more source

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