Results 51 to 60 of about 1,621,211 (304)

Entropy‐Driven Design of Low‐Melting‐Point Alloys via Compositionally Complex Strategy

open access: yesAdvanced Engineering Materials, EarlyView.
Conventional low‐melting‐point alloys (LMPAs) are limited by a narrow compositional space and inherent property trade‐offs. This review presents an entropy‐driven design strategy that overcomes these limitations, ushering in a new class of low‐melting‐point compositionally complex alloys (LMCCAs).
Yinghui Shang   +6 more
wiley   +1 more source

2-Diphenylphosphanyl-4-pyridyl(dimethyl) amine as an effective ligand for the ruthenium(II) complex catalyzed homogeneous hydration of nitriles under neutral conditions [PDF]

open access: yes, 2011
New homogeneous catalyst comprised of [Ru(methallyl)(2)(cod)] (cod = 1,5-cyclooctadiene) (1) and 2-diphenylphosphanyl-4-pyridyl(dimethyl) amine (2) is shown to efficiently catalyze the hydration of various nitriles under neutral conditions. The hydration
Muranaka, Makoto   +7 more
core   +1 more source

Durability of thermal insulating bio-based lightweight concrete: understanding of heat treatment on bio-aggregates [PDF]

open access: yes, 2021
The organic matter, surface properties and biodegradation of bio-based aggregates are the main factors for their poor performance of bio-based lightweight concrete.
Liu, Changwu   +3 more
core   +2 more sources

Effect of Steel Fibers on Heat of Hydration and Mechanical Properties of Concrete Containing Fly Ash

open access: yesMehran University Research Journal of Engineering and Technology, 2019
This study investigated the effects of steel fibers on the fresh and hardened properties, and heat of hydration of concrete containing FA (Fly Ash). A total of 192 samples were cast comprising cubes, cylinders, and prisms, for six concrete mixes with ...
Sajid Mehmood, Faheem Butt
doaj   +1 more source

Design and Performance Evaluation of Dry-Mixed Cement Recycled Aggregate Pile

open access: yesAdvances in Materials Science and Engineering, 2022
In this paper, dry-mixed recycled cement concrete gravel (CCG) piles and dry-mixed cement macadam gravel (CMG) piles were analyzed. CCG and CMG were prepared by using recycled concrete aggregate (RCA) with different substitution rates, recycled macadam ...
Boming Shang   +6 more
doaj   +1 more source

Fabrication Routes for Ionic Conducting Fiber Strain Sensors

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic conducting fiber strain sensors (ICFSs) offer compliant, textile‐integrable sensing. Thus far, the commercialization of ICFSs has been constrained by fiber fabrication routes. This review provides a fabrication‐centric analysis of ICFSs correlating processing strategies with material properties and scalability.
Leo John Kershaw   +3 more
wiley   +1 more source

Effect of silica fume additions on the hydration behaviour of calcium aluminates [PDF]

open access: yes, 1997
In the recent refractory castables technology, the calcium aluminate cement is being replaced in increasing proportion by very fine matrix components, such as silica fume and colloidal alumina.
Fumo, Daniel A., Segadães, Ana M.
core  

A Numerical Hydration Model to Predict the Macro and Micro Properties of Cement–Eggshell Powder Binary Blends

open access: yesApplied Sciences
This study aims to propose a hydration kinetic model for the cement–eggshell powder binary system and predict the performance development of composite concrete through this model. The specific content and results of the model are as follows. First, based
Li-Na Zhang   +4 more
doaj   +1 more source

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Hydration and heat stability effects on protein unfolding

open access: yesProgress in Biophysics and Molecular Biology, 1993
In summary, the thermal denaturation of proteins has been elucidated in terms of the chain free energy and the hydration free energy as follows. (1) Method to calculate the unfolding free energy. The free energy of unfolding consists of two contributions: the hydration around the molecule, and the intramolecular interactions.
Oobatake, Motohisa, Ooi, Tatsuo
openaire   +2 more sources

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