Results 31 to 40 of about 372,352 (192)

Structure of supercritically dried calcium silicate hydrates (C-S-H) and structural changes induced by weathering [PDF]

open access: yes, 2013
The nanostructure of supercritically dried calcium silicate hydrates was researched. This particular drying procedure was used to avoid nanostructure modifications due to conventional drying processes.
Morales Flórez, Víctor   +1 more
core   +1 more source

The effect of water softening calcium carbonate on the fluting paper properties from OCC and NSSC [PDF]

open access: yesتحقیقات علوم چوب و کاغذ ایران, 2017
As a result of water treatment and during the water softening and hardness reducing process, calcium carbonate deposits with other impurities produced, collected and buried as mineral sludge. This study was done to investigate the effect of using calcium
Mina Akbari   +2 more
doaj   +1 more source

Physical-Mechanical Properties of Chartwell® Coupling Agent-Treated Calcium Carbonate and Silica-Reinforced Hybrid Natural Rubber Composites

open access: yesCrystals, 2022
In this work investigated the possibility of applying a superficial treatment to ultra-fine calcium carbonate aiming to improve its interaction with the polymer chains of natural rubber so it does not act just as a filler.
Gabriel Deltrejo Ribeiro   +7 more
doaj   +1 more source

Pengaruh Penambahan Kalsium Karbonat sebagai Fortifikan Kalsium terhadap Sifat Fisikokimia dan Organoleptik Permen Jeli Susu [PDF]

open access: yes, 2008
Jelly candy is a candy consist of sucrose, glucose, acid and gel performing material with a texture and certain elasticity. Calcium fortification will become added value on the product.
Netty Kusumawati, Sherly Novita Lesmana, Thomas Indarto Putut S.,
core   +3 more sources

Synthesis of 0.75Pb(Zr0.52Ti0.48)O3-0.25BiFeO3 Thin Film Capacitors with Excellent Efficiency and Thermal Stability

open access: yesMolecules
The advancement of miniaturizing electronic information technology draws growing interest in dielectric capacitors due to their high-power density and rapid charge/discharge capabilities.
Li Wu   +5 more
doaj   +1 more source

Calcium carbonate instead of cornstarch as the releasing agent for powder-free surgery gloves [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2019
This research investigated the feasibility of replacing cornstarch with calcium carbonate in surgery glove manufacturing. Cornstarch in slurry form is currently used as the releasing agent in order to prevent the gloves from sticking to the formers, to
Piyachat Wattanachai
doaj   +1 more source

Improvement of Coral Sand With MICP Using Various Calcium Sources in Sea Water Environment

open access: yesFrontiers in Physics, 2022
Microbial-induced calcium carbonate precipitation (MICP) is a promising technique for strengthening soil. The influences calcium sources (calcium chloride, calcium acetate, and calcium nitrate) and seawater/freshwater environment on the improvement of ...
Jie Peng   +4 more
doaj   +1 more source

Experimental and Numerical Study of Wrought Inconel 718 Under Thermal Cycles of Variable Amplitude Coupled with Mechanical Loading

open access: yesMetals
In this paper, a pulsed laser is applied to realize these complicated thermal cycles experimentally, coupling with the constant mechanical loading with the self-designed sample holder. A numerical simulation model is proposed to calculate the temperature
Sining Pan, Shouwen Xu, Gang Yu
doaj   +1 more source

Scientific Opinion on re‐evaluation of calcium carbonate (E 170) as a food additive

open access: yesEFSA Journal, 2011
The Panel on Food Additives and Nutrient Sources added to Food provides a scientific opinion re‐evaluating the safety of calcium carbonate (E 170). Calcium carbonate is an inorganic salt authorised as a food additive in the EU, and is also included in ...
EFSA Panel on Food Additives and Nutrient Sources added to Food (ANS)
doaj   +1 more source

Crystallization of calcite from amorphous calcium carbonate: earthworms show the way [PDF]

open access: yes, 2008
No abstract ...
Canti   +5 more
core   +1 more source

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