Results 51 to 60 of about 1,594,888 (167)

Rheological measurement of molecular weight distribution of polymers

open access: yese-Polymers, 2013
This paper has described a method to obtain the molecular weight distribution (MWD) of polymeric materials from their rheological data. The method has been developed for linear polymers with log normal molecular weight distribution.
Khak Maryam, Ramazani Ahmad
doaj   +1 more source

Impact of sex, fat distribution and initial body weight on oxytocin’s body weight regulation

open access: yesScientific Reports, 2017
Obesity is considered as a worldwide problem in both males and females. Although many studies have demonstrated the efficiency of oxytocin (Oxt) as an anti-obesity peptide, there is no comparative study of its effect in males and females. This study aims
Yuko Maejima   +7 more
doaj   +1 more source

The impact of different ankle positions on postural balance and weight-bearing distributions during different kneeling positions

open access: yesTurkish Journal of Kinesiology
The objective of this study is to investigate the variations in weight distribution and balance parameters between the knees when executing different kneeling positions with different ankle conditions. Twenty-eight participants, with a mean age of 23.35 ±
Hande Guney Deniz   +6 more
doaj   +1 more source

Multi-component network product coding for cooperative relaying

open access: yesTongxin xuebao, 2013
Network product coding, a promising and anti-fading technology, can not only outperform the conventional XOR based network coding scheme in bit error rate performance, but also reduce the number of relays required in the network.
Ming GAN, Hui LI, Xu-chu DAI
doaj  

The Effect of Weight Distribution on The Required Steering Track-Forces in Tracked Vehicles

open access: yesJournal of Engineering and Sustainable Development, 2013
During the last eighty years, there have been many improvements in the design of tracked vehicles. Great achievements have been established in both, the required engine-transmission systems and also in the shape of tracked vehicles. However, the effect
Fahim F. AL-Himdani   +2 more
doaj  

Weight Distribution of Periodic Errors and Optimal/Anti-Optimal Linear Codes

open access: yesJournal of Mathematics, 2014
The paper discusses weight distribution of periodic errors and then the optimal case on bounds of parity check digits for (n=n1+n2, k) linear codes over GF(q) that corrects all periodic errors of order r in the first block of length n1 and all periodic ...
Pankaj Kumar Das
doaj   +1 more source

Matrix Factorization and Some Fast Discrete Transforms

open access: yesAxioms
In this paper, three discrete transforms related to vector spaces over finite fields are studied. For our purposes, and according to the properties of the finite fields, the most suitable transforms are as follows: for binary fields, this is the Walsh ...
Iliya Bouyukliev   +2 more
doaj   +1 more source

Alargamento da distribuição de massa molar de polímeros sintetizados com catalisadores metalocênicos dual-site Broadening of molecular weight distribution of polymers synthesized by metallocene-based dual-site catalysts

open access: yesQuímica Nova, 2008
The main topics related to the use of dual-site catalysts in the production of polymers with broad molecular weight distribution are reviewed. The polymerization using dual-site catalysts is more economical and allows to produce a higher quality product ...
João H. Z. dos Santos   +3 more
doaj   +1 more source

Efficient Distributed Weighted Matchings on Trees [PDF]

open access: yes, 2006
In this paper, we study distributed algorithms to compute a weighted matching that have constant (or at least sub-logarithmic) running time and that achieve approximation ratio 2 + e or better. In fact we present two such synchronous algorithms, that work on arbitrary weighted trees The first algorithm is a randomised distributed algorithm that ...
J.H. Hoepman (Jaap-Henk)   +2 more
openaire   +2 more sources

Does Weight Gain Associated with Thiazolidinedione Use Negatively Affect Cardiometabolic Health?

open access: yesJournal of Obesity & Metabolic Syndrome, 2017
Thiazolidinediones (TZDs) are oral anti-diabetic drugs that are peroxisome proliferator-activated receptor gamma (PPARγ) agonists and act as insulin sensitizers.
Ki Dong Ko, Kyoung Kon Kim, Kyu Rae Lee
doaj   +1 more source

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