نتایج جستجو برای: powder technology

تعداد نتایج: 512730  

Journal: :Journal of the Society of Powder Technology, Japan 2005

Journal: :Journal of materials research and technology 2022

Additive manufacturing (AM) enables fully dense biomimetic implants in the designed geometries from preferred materials such as titanium and its alloys. Titanium aluminum vanadium (Ti6Al4V) is one of pioneer metal alloys for bone implant applications, however, reasons eliminating toxic effects Ti6Al4V maintaining adequate mechanical strength have increased potential commercially pure (cp-Ti) to...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده مهندسی 1386

چکیده ندارد.

2015
Pubo Li Tijun Chen Suqing Zhang Renguo Guan

A novel method, powder thixoforming, for net-shape forming of the particle-reinforced Aluminum matrix composites in semi-solid state has been proposed based on powder metallurgy combining with thixoforming technology. The microstructural evolution and phase transformations have been investigated during partial remelting of the 2024 bulk alloy, prepared by cold pressing of atomized alloy powders...

2015
Hanne Kinnunen Gerald Hebbink Harry Peters Jagdeep Shur Robert Price

The effect of milled and micronized lactose fines on the fluidization and in vitro aerosolization properties of dry powder inhaler (DPI) formulations was investigated, and the suitability of static and dynamic methods for characterising general powder flow properties of these blends was assessed. Lactose carrier pre-blends were prepared by adding different lactose fines (Lactohale 300, 230 and ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی معدن 1386

در سالهای اخیر نانوذرات دی اکسید تیتانیوم به علت داشتن خواص منحصر به فرد و کاربردهای نشات گرفته از این خواص به شدت مورد توجه قرار گرفته اند. تاکنون از روشهای مختلفی برای سنتز این ذرات استفاده شده است. که بیشتر شامل واکنش های شیمیایی هشتند روش مکانوشیمیایی یک روش نسبتا جدید در سنتز نانوذرات دی اکسید تیتانیوم به شمار می رود که در سالهای اخیر توسط تعدادی از محققان تجربه شده است. در پژوهش حاضر تهیه...

2012
Andres Garcia Peter Mack Stuart Williams Catherine Fromen Tammy Shen Janet Tully Jonathan Pillai Philip Kuehl Mary Napier Joseph M. DeSimone Benjamin W. Maynor

Particle Replication in Non-Wetting Templates (PRINT(®)) is a platform particle drug delivery technology that coopts the precision and nanoscale spatial resolution inherently afforded by lithographic techniques derived from the microelectronics industry to produce precisely engineered particles. We describe the utility of PRINT technology as a strategy for formulation and delivery of small mole...

Journal: :pharmaceutical and biomedical research 0
vijay sharma department of pharmaceutics, rajiv academy for pharmacy, n.h. #2, delhi – mathura road, p.o. chattikara, mathura, uttar pradesh – 281001, india kamla pathak department of pharmaceutics, pharmacy college saifai, uprims&r, saifai, etawah, uttar pradesh, india

it has been observed that most of the chemical entities have high lipophilicity and poor aqueous solubility, which result in poor bioavailability. in order to improve the bioavailability, the release behavior of such drugs should be improved. although there are numerous techniques to handle solubility related issue, but they are expensive due to involvement of complicated equipments, advanced m...

Journal: :The Review of scientific instruments 2013
O Ahumada M M Pérez-Madrigal J Ramirez D Curcó C Esteves A Salvador-Matar G Luongo E Armelin J Puiggalí C Alemán

A sensitive nanocalorimetric technology based on microcantilever sensors is presented. The technology, which combines very short response times with very small sample consumption, uses the bimetallic effect to detect thermal transitions. Specifically, abrupt variations in the Young's modulus and the thermal expansion coefficient produced by temperature changes have been employed to detect therm...

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