نتایج جستجو برای: direct compression

تعداد نتایج: 511658  

Natural gas-diesel dual fuel combustion is a beneficial strategy for achieving high efficient and low emissions operation in compression ignition engines, especially in genset application heavy duty diesel engine at rated power. This study aims to investigate a dual fuel engine performance and emissions using premixed natural gas and early direct injection of diesel fuel. Due to the different r...

Journal: :dental research journal 0
sima saghaie roshanak ghaffari

background:   fl uence of image compression on the identi fi   materials and methods:   fi   fi   fi   results:   conclusion:   fi   fi   le format for the compression of digital lateral cephalograms. cation of cephalometric points compared with the dicom format. jpeg2000 is a reliable   jpeg2000 images of lateral cephalograms with quality factors 85, 75, and 60 did not demonstrate any alterati...

Journal: :Journal of Physics: Conference Series 2020

Journal: :IEEE sensors letters 2021

Emerging technologies enable massive deployment of wireless sensor networks across many industries. Internet Things (IoT) devices are often deployed in critical infrastructure or health monitoring and require fast reaction time, reasonable accuracy, high energy efficiency. In this letter, we introduce a lossy compression method for time-series data, named direct lightweight temporal (DLTC), ena...

2013
K P R Chowdary

INTRODUCTION Direct compression is the process of tabletting of a blend of ingredients, the compression mix, without a preliminary granulation or aggregation process. The compression mix contains the active pharmaceutical ingredient blended with one or more excipients.1 It has been estimated that less than 20 percent of pharmaceutical materials can be compressed directly into tablets. The rest ...

Journal: :Circulation 1986
H R Halperin J E Tsitlik A D Guerci E D Mellits H R Levin A Y Shi N Chandra M L Weisfeldt

Whether blood flow during cardiopulmonary resuscitation (CPR) results from intrathoracic pressure fluctuations or direct cardiac compression remains controversial. From modeling considerations, blood flow due to intrathoracic pressure fluctuations should be insensitive to compression rate over a wide range, but dependent on the applied force and compression duration. If direct compression of th...

2011
Singh Satya Prakash Ch Niranjan Patra Chakraborty Santanu Pandit Hemant Kumar V Jagannath Patro M Vimala Devi

The dried fruit of Terminalia chebula is widely used for its laxative properties. The objective of the present study was to examine the flowability and compressibility of Terminalia chebula fruit powder, subsequently developing its tablet formulations by utilizing wet granulation and direct compression technology. Initial studies on flowability and compressibility revealed that the fruit powder...

Journal: :Chemical & pharmaceutical bulletin 2009
Hidaka Abe Shinichiro Yasui Aya Kuwata Hirofumi Takeuchi

To improve powder flow of a high-dose direct compression formulation (drug content 30%), we compared a two-step operation for mixing glidants with a conventional one-step glidant mixing process. This two-step mixing operation was studied with two kinds of mixtures; an active pharmaceutical ingredient (API)-glidant combination and a direct compression excipient-glidant combination. The two-step ...

Journal: :Chemical & pharmaceutical bulletin 2002
Keijiro Terashita Keisuke Imamura

Direct compression is able to produce tablets at a lower cost than wet granulation and tableting method, due to a fewer items of process validation. In this study, acetaminophen was used as a medicine with various granular diameters to formulate tablets by direct compression, thus evaluating their physical properties. Consequently, direct compression was found effective in formulating tablets w...

2011
K. P. R. Chowdary A. Naresh

Efavirenz, a widely prescribed anti retroviral drug belongs to class IΙ under BCS and exhibit low and variable oral bioavailability due to its poor aqueous solubility. Its oral absorption is dissolution rate limited and it requires enhancement in the solubility and dissolution rate for increasing its oral bioavailability. The objective of the study is to evaluate the feasibility of formulating ...

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