Results 11 to 20 of about 7,121 (176)

Experimental and theoretical studies for corrosion of molybdenum electrode using streptomycin drug in phosphoric acid medium

open access: yesScientific Reports, 2023
Corrosion inhibition of molybdenum electrode in H3PO4 acid medium of different concentrations (3.0 to 13 M) has been investigated utilizing different electrochemical techniques.
Shymaa S. Medany   +2 more
doaj   +1 more source

An Evaluation of the Demineralizing Effects of Various Acidic Solutions

open access: yesApplied Sciences, 2021
The purpose of this study was to evaluate which of the techniques and acids included in this in vitro research can induce artificial caries lesions in the most natural way.
Agnes Kolumban   +6 more
doaj   +1 more source

The growth mechanism of ordered nanoporous alumina [PDF]

open access: yesMATEC Web of Conferences, 2020
The paper scrutinizes the peculiarities of porous alumina growth during electrochemical anodic oxidation in the orthophosphoric acid solution at constant potential of 100 Volt.
Makhmud-Akhunov Marat   +2 more
doaj   +1 more source

Application of Density Functional Theory for Determining Pore-Size Distributions of Microporous Activated Carbons

open access: yesAdsorption Science & Technology, 2014
We determined the pore-size distributions (PSDs) of 12 activated carbons (ACs) using a combination of density functional theory method from Kierlik and Rosinberg applied to slit-like pores and a regularization method.
S. Figueroa-Gerstenmaier   +3 more
doaj   +1 more source

PARACHOR ORTHOPHOSPHORIC ACID

open access: yes, 1957
PARACHOR ORTHOPHOSPHORIC ACID.
V. G. VAIDYA, B. K. MAHESHWARI
openaire   +2 more sources

Selective Corrosion of Al2Cu Intermetallic Phase in Orthophosphoric Acid Aqueous Solutions [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
Al2Cu phase has been obtained by melting pure metals in the electric arc furnace. It has been found that the intermetallic phase undergoes selective corrosion in the H3PO4 aqueous solutions. Aluminium is dissolved, the surface becomes porous and enriched
P. Kwolek   +3 more
doaj   +1 more source

Physicochemical structure features of refractory compositions with inorganic binders

open access: yesФізика і хімія твердого тіла, 2022
The article presents the study results of new inorganic binders and the physicochemical processes of their formation. The main purpose of the created materials is to make molds and cores for foundry production.
R.V. Liutyi   +4 more
doaj   +1 more source

Influence Of Erbium Laser On Dentin Surface Of The Tooth

open access: yesInternational Dental Journal
Aim or purpose: To compare the microleakage between the dentine surface and the composite after etching the dentine with orthophosphoric acid and Er,Cr:YSGG laser. Materials and methods: 60 human third molars, on which two class V cavities were prepared,
Yuliya Kozlova
doaj   +1 more source

Er:YAG Laser for Brackets Bonding: A SEM Study after Debonding

open access: yesThe Scientific World Journal, 2014
Background. The introduction of Er:YAG laser in dentistry for ablation of hard tissues advocated an alternative method of enamel etching for orthodontics purpose. Materials and Methods.
G. Ierardo   +8 more
doaj   +1 more source

Malic acid or orthophosphoric acid-heat treatments for protecting sunflower (Helianthus annuus) meal proteins against ruminal degradation and increasing intestinal amino acid supply

open access: yesAnimal, 2013
The protection of sunflower meal (SFM) proteins by treatments with solutions of malic acid (1 M) or orthophosphoric acid (0.67 M) and heat was studied in a 3 × 3 Latin-square design using three diets and three rumen and duodenum cannulated wethers.
J.M. Arroyo   +5 more
doaj   +1 more source

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