نتایج جستجو برای: plastic coating
تعداد نتایج: 91281 فیلتر نتایج به سال:
INTRODUCTION The WHO Safer Surgery checklist has become an important component of perioperative safety. Our objective, was to determine the compliance of completing the checklist for paediatric emergency plastic surgery patients at our unit. METHODS An initial baseline was performed with 70 patients over two months at our unit. Following this, we raised awareness at an audit meeting and close...
Background and purpose: Bottled water is widely packaged and distributed in PolyethyleneTerphthalate (PET) bottles with plastic caps. Plastic materials in bottles, and other additives such as heavy metals, can leak into water during manufacturing or storage process in different ambient conditions. The main objective of this study was to investigate the effect of sunlight and environmental tempe...
In this research, Zn-Ni and Zn-Ni/PTFE coatings were electrodeposited from sulfate-based electrolytes. Potentiodynamic polarization and electrochemical impedance spectroscopy (EIS) techniques were used to investigate the corrosion properties of the coatings. Hardness and tribological behavior of the coatings were examined by the Vickers microhardness testing machine and the pin-on-disc method...
While deposited thin film coatings can help enhance surface characteristics such as hardness and friction, their effective incorporation in product design is restricted by the limited understanding of mechanical behavior. To address this, an approach combining micro-indentation meso/micro-scale simulations was proposed. In this approach, testing conducted on both coating substrate. A meso-scale...
This paper discusses the results of studies focused on wear resistance, patterns and plastic properties Cr,Mo-(Cr,Mo,)N-(Cr,Mo,Al)N coating, containing 20 at.% Mo. The coating had a nanolayer structure with modulation period ? = 50 nm. revealed hardness, fracture resistance in scratch testing, as well elemental phase composition coating. tool life carbide cutting tools proved their longer compa...
This case report presents an implant-aided prosthetic treatment in which peri-implant plastic surgery techniques were applied in combination to satisfactorily attain functional aesthetic expectations. Peri-implant plastic surgery enables the successful reconstruction and restoration of the balance between soft and hard tissues and allows the option of implant-aided fixed prosthetic rehabilitation.
Almost all of the research on cracks in laser cladding is based, at present, a horizontal substrate, which cannot be directly applied to prepare high performance coatings, especially hardness tilted substrate. In this work, influence substrate’s tilt angle crack behavior Ni60A coating studied, based intensity distribution and energy attenuation models Results show that cracking rate (the number...
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