نتایج جستجو برای: electroplating waste

تعداد نتایج: 84532  

Journal: :Revista Eletrônica em Gestão, Educação e Tecnologia Ambiental 2023

The anthropic impacts on the environment, its perception and prevention are constant objects of studies aimed at improving quality life. Within this comprehensive area, process galvanization for metals generated waste was evaluated here, because is an effective alternative in protection against corrosion, also a good ally useful life metal parts although practical profitable, generates huge vol...

Journal: :Fusion Science and Technology 2023

Electroplating remains an attractive deposition approach for fabricating metal microspherical targets inertial confinement fusion because of its relatively fast rates and ability to produce full-density small grain coatings. Here, we discuss recent advances that allow coating thick (>60 µm) leak-free gold capsules with gradients silver. We present a new apparatus used electroplating hollow (typ...

Journal: :Sustainability 2021

Electroplating sludge (ES) is currently disposed in landfills and, because of its heavy metal content, poses serious threats to the environment and human health. However, ES might have potential use as colouring agent due high concentration chromium nickel. Thus, present work aims at studying effect incorporation into stoneware bodies. The influence on final characteristics fired samples, amoun...

Journal: :Journal of the Surface Finishing Society of Japan 1989

تیرگر, آرام, حامدی, جواد, شاه طاهری, سید جمال الدین, نوری, کرامت االله, گلبابائی, فریده, گنجعلی, محمدرضا ,

Introduction & Objective: Hexavalent chromium, Cr+6, is a very harmful pollutant and a relatively unstable compound that is present in many industries. It is a known human respiratory carcinogen and occupational exposure to this chemical is associated with different health hazards. The purpose of this study was to evaluate the effects of four parameters including: type of sampling head, sampl...

2010
Sharanya Arcot Desai John D. Rolston Liang Guo Steve M. Potter

Implantable microelectrode arrays (MEAs) have been a boon for neural stimulation and recording experiments. Commercially available MEAs have high impedances, due to their low surface area and small tip diameters, which are suitable for recording single unit activity. Lowering the electrode impedance, but preserving the small diameter, would provide a number of advantages, including reduced stim...

2012
Seema Tharannum Riaz Mahmood

Chromium, especially chromium (VI), is the main pollutant of the tannery and electroplating industries. Cr (VI) is said to be a hazardous pollutant as it is highly toxic, mutagenic as well a carcinogen. Cr (VI) is mobile as it is soluble in nature. In our present study, indigenous bacteria that are tolerant to high concentrations of Cr (VI) were isolated from chromium contaminated electroplatin...

2003
Angel Maquieira Rosa Puchades Francisca de la Iglesia

rocess and quality control are exP tremely important in achieving optimum production and they have a special place in continuously operating processes. Real-time process monitoring is the comerstone of maintaining an efficient electroplating process. For the steel industry, zinc and nickel electroplating processes used for anticorrosion treatmentl must be monitored to maintain certain standards...

2014
Yu Zhao Qi Xing Jagadeesh Janjanam Kun He Fei Long Ke-Bin Low Ashutosh Tiwari Feng Zhao Reza Shahbazian-Yassar Craig Friedrich Tolou Shokuhfar

Infection-related complications have been a critical issue for the application of titanium orthopedic implants. The use of Ag nanoparticles offers a potential approach to incorporate antimicrobial properties into the titanium implants. In this work, a novel and simple method was developed for synthesis of Ag (II) oxide deposited TiO2 nanotubes (TiNTs) using electrochemical anodization followed ...

Journal: :Journal of colloid and interface science 2000
Chang Chang Tsai Wu

Polyethylene glycol (PEG) used as a brightening and stabilization agent at the concentration of 30 mg dm(-3) is a major organic additive in the copper electroplating solution. Activated carbon, Calgon Filtrasob 400, is used as the adsorbent to remove the PEG from the used electroplating solution in order to broaden the appeal of recycling it. The equilibrium of adsorption is attained within 14 ...

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