نتایج جستجو برای: powder

تعداد نتایج: 46897  

2016
Gajendra Verma

Glass is needed in several forms in today’s life. Its life is limited, and after use it is either stored into sharp edged or sent to landfills. As we know glass is non-biodegradable, landfills does not recommend any environment friendly solution. In India as a most developing country, facing shortage of post consumer’s disposal waste site and it’s become very serious problems. Hence, there is s...

2014
Seung Ho Choi You Na Ko Jung-Kul Lee Yun Chan Kang

In this study, we synthesized a powder consisting of core-shell-structured Ni/NiO nanocluster-decorated graphene (Ni/NiO-graphene) by a simple process for use as an anodic material for lithium-ion batteries. First, a crumpled graphene powder consisting of uniformly distributed Ni nanoclusters was prepared by one-pot spray pyrolysis. This powder was subsequently transformed into the Ni/NiO-graph...

2017

This study explores the capabilities of methods for in-situ synthesis of titanium aluminides using the Direct Metal Deposition process. This allows for the functional grading of components which will be required for next generation aerospace components. The feasibility of three techniques are explored here; firstly, a new process of powder preparation for Additive Manufacturing, satelliting, in...

Journal: :The International journal of oral & maxillofacial implants 2012
Ceylin S Tastepe Rien van Waas Yuelian Liu Daniel Wismeijer

OBJECTIVE To evaluate the air powder abrasive treatment as an implant surface cleaning method for peri-implantitis based on the existing literature. MATERIALS AND METHODS A PubMed search was conducted to find articles that reported on air powder abrasive treatment as an implant surface cleaning method for peri-implantitis. The studies evaluated cleaning efficiency and surface change as a resu...

Journal: :Molecules 2012
Yanhua Li Lanwei Zhang Weijun Wang

Certain aldehyde and ketone compounds can be used as indicators, at a molecular level, of the oxidized flavor of milk powder instead of sensory evaluation. This study investigated the formation of aldehyde and ketone compounds as affected by the heat-related processing and storage of milk powder. The compounds were extracted by solid phase microextraction fiber and determined using gas chromato...

Journal: :Evidence-based Complementary and Alternative Medicine : eCAM 2008
Venil N. Sumantran Asavari Kulkarni Rucha Chandwaskar Abhay Harsulkar Bhushan Patwardhan Arvind Chopra Ulhas V. Wagh

There is a need for effective nutraceuticals for osteoarthritis care. The fruit of Phyllanthus emblica is used as a powerful rejuvenator in Ayurvedic medicine. This study measured the chondroprotective potential of P. emblica ('Amalaki') fruits in vitro. We used aqueous extracts of unprocessed P. emblica fruit powder (powder A), and the powder obtained after hot water extraction and drying of p...

2017
Alexander M Rausch Vera E Küng Christoph Pobel Matthias Markl Carolin Körner

The resulting properties of parts fabricated by powder bed fusion additive manufacturing processes are determined by their porosity, local composition, and microstructure. The objective of this work is to examine the influence of the stochastic powder bed on the process window for dense parts by means of numerical simulation. The investigations demonstrate the unique capability of simulating ma...

Journal: :Forensic science international 2007
Mi Jung Choi Tanya Smoother Aiden A Martin Andrew M McDonagh Philip J Maynard Chris Lennard Claude Roux

A new, highly fluorescent dye was synthesised using oleylamine combined with a perylene dianhydride compound. The new dye was characterised by 1H NMR, UV-vis spectroscopy and fluorescence spectroscopy as well as quantum yield. The dye was absorbed onto titanium dioxide nanoparticles for use as a fingerprint detection powder. The new fluorescent powder was applied to latent fingermarks deposited...

2012
Ritesh Kumar Nidhi Verma

The bulk SnO2 was synthesized by oxidizing the fine powder (50 mesh) of metallic tin (purity 99.99, Aldrich) powder at 750°C for 9 hrs hours in programmable temperature controlled furnace. The gross structure and phase purity of the powder sample ground from sintered pellets were examined by powder X-ray diffraction technique. The phase identification /gross structural characteristics of synthe...

2001
Paolo Scardi Ian Madsen Takuji Ikeda Juan Rodríguez-Carvajal Ian C. Madsen Michal Dušek Václav Petricek Markus Wunschel Robert E. Dinnebier Sander van Smaalen

CPD chairman’s message, Paolo Scardi 2 CPD projects: 2 Quantitative Phase Analysis RR, Ian Madsen Editor’s message, Robert Dinnebier 2 Thirty five years ago, Hugo Rietveld 3 WWW sites related to Powder Diffraction 5 IUCr Commission on Powder Diffraction 5 Rietveld Refinement from Powder Diffraction Data Beyond the abilities of Rietveld analysis: MEM-based pattern fitting with synchrotron X-ray ...

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