نتایج جستجو برای: dsc analysis

تعداد نتایج: 2829908  

Journal: :EURASIP J. Wireless Comm. and Networking 2011
Tiejun Lv Jinhuan Xia Feichi Long

This paper proposes a Dempster -Shafer theory based combining scheme for single-input single-output (SISO) systems with hybrid automatic retransmission request (HARQ), referred to as DSC, in which two methods for soft information calculations are developed for equiprobable (EP) and non-equiprobable (NEP) sources, respectively. One is based on the distance from the received signal to the decisio...

Journal: :Journal of microscopy 2005
S Yuan K R Diller

An optical-DSC system was designed, built, tested, calibrated and verified to incorporate into a single device the capability for simultaneous optical cryomicroscopy and differential scanning calorimetry (DSC). This instrument can be used to obtain both visual and thermal data for an individual specimen subjected to a defined freezing and thawing protocol with very little compromise in quality ...

Journal: :Bioscience, biotechnology, and biochemistry 1999
A Tanaka D Kobayashi K Senoo H Obata

Possible differences between two representative non two-state thermal unfolding mechanisms of protein are discussed concerning differential scanning calorimetry. Numerical simulations showed that, by DSC measurement, it is hard to discriminate between the independent model, which assumes independent unfolding domains in a protein, and the sequential model, which assumes intermediate(s) between ...

2016

The present study was aimed to develop thiolated chitosan nanoparticles of Zolmitriptan for brain targeting in migraine via intranasal drug delivery. The thiolated chitosan was prepared using thiogycolic acid and chitosan in presence of catalyst and characterized using FTIR and DSC studies. Drug loaded nanoparticles were prepared by ionic gelation method using Sodium tripolyphosphate. The prepa...

2016
E. GARCIA-SANCHEZ

M. Torres-Lopez, L. Guerra-Fuentes, L. Y. Gomez-Zamorano, M. A. L. Hernandez-Rodriguez, E. Garcia-Sanchez. University Autonomous of Nuevo Leon. Thermal analysis in a PREMOMET® steel has been performed by differential scanning calorimetry (DSC) and highresolution dilatometry. The phase transformation temperatures (Ac1, Ac3, Ms and Mf) of this steel were obtained by the two methods at different h...

2014
Xuan Wang Haibo Sun Haolong Bai Li-ping Zhang

A variety of nanocomposites were prepared using lignin-cellulose nanofibers (L-CNF) and poly(lactic acid) (PLA) via a solvent casting process. Acid hydrolysis and high-pressure homogenization processes were used to produce L-CNF from unbleached kraft pulps. Tensile tests were conducted on thin films, and the nanocomposites containing 3 wt. % L-CNF showed a 32.4% increase in tensile strength com...

1999
David Harper Michael Wolcott Timothy Rials

The cure of polymeric 4-4’ diphenyhnethane diisocyanate, PMDI, in wood composite manufacturing has been the subject ‘of much research. The exact .contribution of polyurethane, polyurea, and polyurete formation to PMDI/wood bonding is still debated. This study foregoes the mechanism controversy and studies the cure from a panel consolidation process. Micro-dielectric analysis, JJDEA, was ut i l ...

Journal: :Journal of Thermal Analysis and Calorimetry 2005

Journal: :Stroke 2001
F Calamante V Ganesan F J Kirkham W Jan W K Chong D G Gadian A Connelly

BACKGROUND AND PURPOSE Ischemic symptoms in patients with moyamoya syndrome (MMS) are usually due to hemodynamically mediated perfusion failure, and identification of abnormal tissue perfusion in these patients is therefore clinically important. Although dynamic susceptibility contrast (DSC) MRI can be used to study tissue perfusion, there are potential technical problems in MMS. This study inv...

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