Results 101 to 110 of about 4,647 (247)

Thermoplastic‐Resin Transfer Molding Technology: Development and Challenges Toward Industrialization

open access: yesPolymer Composites, EarlyView.
Illustration of the key aspects involved in the manufacture of thermoplastic composites by T‐RTM highlighting the relationships between raw materials, resin mixing strategies, polymerization parameters, and processing equipment ranging from laboratory to industrial scale. ABSTRACT Driven by increasingly stringent international environmental regulations,
Filipe P. Martins   +4 more
wiley   +1 more source

Solid-State Autocatalysis and Oscillatory Reactions in Thermally Processed Hydrogen Loaded Germanosilicate Fibres [PDF]

open access: yes, 2005
Solid-state autocatalysis leading to oscillatory behaviour in GeOH and SiOH formation is demonstrated in optical fibres processed at 500o C. The results confirm the proposed view that hydrogen accelerates change in processed optical fibres principally ...
Sørensen, Henrik Rokkjær   +2 more
core  

Asymmetric Autocatalysis Initiated by Finite Single-Wall Carbon Nanotube Molecules with Helical Chirality [PDF]

open access: yes, 2016
An asymmetric autocatalysis reaction was initiated by a finite single-wall carbon nanotube molecule with helical chirality. The asymmetric induction was initiated by the chiral environment arising from the planar chirality of the tubular polyaromatic ...
Hiroyuki Isobe (1433551)   +5 more
core   +1 more source

Macro‐ and Micromechanical Deformations and Failure of Recycled PET/Flax Polyester Biocomposites

open access: yesPolymer Composites, EarlyView.
Macro‐ and Micromechanical Deformations and Failure of Recycled PET/Flax Polyester Biocomposites. ABSTRACT Environmental sustainability has become a global priority aimed at reducing waste generation and dependence on fossil resources. This study reports on the development of sustainable biocomposites by combining flax woven fabrics (2, 4, and 6 plies)
Bianca Dal Pont   +6 more
wiley   +1 more source

Assessment of Stoichiometric Autocatalysis across Element Groups [PDF]

open access: yes
Autocatalysis has been proposed to play critical roles during abiogenesis. These proposals are at odds with a limited number of known examples of abiotic (and, in particular, inorganic) autocatalytic systems that might reasonably function in a prebiotic ...
Zhen Peng (539724)   +3 more
core   +3 more sources

Enantioselective Synthesis of Near Enantiopure Compound by Asymmetric Autocatalysis Triggered by Asymmetric Photolysis with Circularly Polarized Light [PDF]

open access: yes, 2016
Right- and left-handed circularly polarized light (CPL) has been proposed as one of the origins of homochirality of biomolecules. However, the enantiomeric excess induced by CPL has been only very low (r-CPL irradiation followed by asymmetric ...
Hideo Nishino (2689930)   +8 more
core   +1 more source

Towards open-ended evolution in self-replicating molecular systems

open access: yesBeilstein Journal of Organic Chemistry, 2017
In this review we discuss systems of self-replicating molecules in the context of the origin of life and the synthesis of de novo life. One of the important aspects of life is the ability to reproduce and evolve continuously.
Herman Duim, Sijbren Otto
doaj   +1 more source

Toxicity of Various Pyrolysis Liquids From Biosolids on Methane Production Yield

open access: yesFrontiers in Energy Research, 2019
Aqueous pyrolysis liquid (APL) is a high-COD byproduct of wastewater biosolids pyrolysis that is comprised of numerous complex organic compounds and ammonia nitrogen (NH3-N). One potential beneficial use of APL is as a co-digestate to produce more biogas
Saba Seyedi   +2 more
doaj   +1 more source

Curing Behavior and Structure Reactivity‐Property Relationships in Epoxidized Linseed Oil Thermosets Crosslinked With Biobased Eutectic Hardeners

open access: yesJournal of Polymer Science, EarlyView.
The curing of epoxidized linseed oil with citric, tartaric, and malic acid–based eutectic hardeners is compared to reveal how acid functionality, hydroxyl content, and molecular geometry govern activation energy, reaction rates, and network rigidity.
Mona Jamali Moghadam Siahkali   +3 more
wiley   +1 more source

Stochastic Kinetic Models of Chiral Autocatalysis:  A General Tool for the Quantitative Interpretation of Total Asymmetric Synthesis [PDF]

open access: yes, 2016
A continuous time discrete state stochastic kinetic approach is used to study various chiral autocatalytic models in which the possibility of total asymmetric synthesis arises.
Gábor Lente (774640)
core   +1 more source

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