نتایج جستجو برای: acidic zinc bath

تعداد نتایج: 123775  

Journal: :Coatings 2021

Zinc (Zn) is one of the five most widely consumed metals in world. Indeed, more than 50% all zinc produced used zinc-galvanizing processes to protect steel from corrosion. Zn-based coatings have potential for use as a corrosion-resistant barrier, but their wider restricted due poor mechanical properties Zn that are needed and other rusting. The addition alloying elements such Ni (Nickle) WC (Tu...

Journal: :Crystals 2022

Steel products are coated with Aluminum (Al) and Zinc (Zn) alloys to improve their corrosion properties. Bulk steel in batches; however, sheets by a continuous hot-dip galvanizing process. guided into out of the molten Al-Zn-Si (AZ) bath help stainless-steel rolls, known as guiding, sink rolls. These rolls subjected excessive surface AZ and, hence, replaced frequently. The deterioration immerse...

Journal: :iranian red crescent medical journal 0
leila valizadeh department of medical-surgical nursing, faculty of nursing and midwifery, tabriz university of medical sciences, tabriz, ir iran alehe seyyedrasooli department of medical-surgical nursing, faculty of nursing and midwifery, tabriz university of medical sciences, tabriz, ir iran vahid zamanazadeh department of medical-surgical nursing, faculty of nursing and midwifery, tabriz university of medical sciences, tabriz, ir iran khadijeh nasiri department of medical-surgical nursing, faculty of nursing and midwifery, tabriz university of medical sciences, tabriz, ir iran; department of medical- surgical nursing, faculty of nursing and midwifery, tabriz university of medical sciences, tabriz, ir iran. tel: +98-9372681253, fax: +98-4524234042

conclusions it is suggested that the training of nonpharmacological methods to improve sleep quality such as reflexology and foot bath be included in the elderly health programs. in addition, it is recommended that the impact of these interventions on subjective sleep quality using polysomnographic recordings be explored in future research. background sleep disorders are common mental disorders...

Journal: :Batteries 2022

Zinc–iron redox flow batteries (ZIRFBs) possess intrinsic safety and stability have been the research focus of electrochemical energy storage technology due to their low electrolyte cost. This review introduces characteristics ZIRFBs which can be operated within a wide pH range, including acidic ZIRFB taking advantage Fen+ with high solubility, alkaline operating at relatively open-circuit pote...

2010
D Saravanan Arunava Das

Bleaching effect of cotton fabrics using hydrogen peroxide produced by glucose oxidase enzyme from Aspergillus niger has been studied. It is observed that enzymes are highly active at acidic pH under room temperature in terms of peroxide release during the reaction. Incomplete conversion of glucose by the enzyme results in discolouration of the reaction bath and the fabrics under alkaline pH co...

Journal: :The Journal of biological chemistry 2012
Liqun Ma Xuexin Zhang Min Zhou Haijun Chen

Two-pore domain K(+) channels (K2P) mediate background K(+) conductance and play a key role in a variety of cellular functions. Among the 15 mammalian K2P isoforms, TWIK-1, TASK-1, and TASK-3 K(+) channels are sensitive to extracellular acidification. Lowered or acidic extracellular pH (pH(o)) strongly inhibits outward currents through these K2P channels. However, the mechanism of how low pH(o)...

Introduction: Air pollution is one of the hazardous factors on human health and the environment. In the zinc production industry, because of process nature and using electrolysis pools, the amount of production and diffusion of some of the harmful pollutants such as acidic vapors is exceedingly high. This study aimed to assess the effectiveness of push-pull ventilation system implemented for co...

2017
Pierre Couvineau Hugo de Almeida Bernard Maigret Catherine Llorens-Cortes Xavier Iturrioz

Aminopeptidase A (APA) is a membrane-bound zinc metalloprotease cleaving, in the brain, the N-terminal aspartyl residue of angiotensin II to generate angiotensin III, which exerts a tonic stimulatory effect on the control of blood pressure in hypertensive animals. Using a refined APA structure derived from the human APA crystal structure, we docked the specific and selective APA inhibitor, EC33...

2015
C I Pruncu Z Azari C Casavola C Pappalettere

The behaviour of materials is governed by the surrounding environment. The contact area between the material and the surrounding environment is the likely spot where different forms of degradation, particularly rust, may be generated. A rust prevention treatment, like bluing, inhibitors, humidity control, coatings, and galvanization, will be necessary. The galvanization process aims to protect ...

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