نتایج جستجو برای: new correlations

تعداد نتایج: 1951490  

Journal: :Proceedings. Biological sciences 2014
Martin Kolk Daniel Cownden Magnus Enquist

Correlations in family size across generations could have a major influence on human population size in the future. Empirical studies have shown that the associations between the fertility of parents and the fertility of children are substantial and growing over time. Despite their potential long-term consequences, intergenerational fertility correlations have largely been ignored by researcher...

Journal: Gas Processing 2013

Gas hydrates are a costly problem when they plug oil and gas pipelines. The best way to determine the HFT and pressure is to measure these conditions experimentally for every gas system. Since this is not practical in terms of time and money, correlations are the other alternative tools. There are a small number of correlations for specific gravity method to predict the hydrate formation. As th...

Abdolhossein Jahanmiri, Gholam Ali Mansoori Mojtaba Shariaty Niassar Samad Sabbaghi Shahaboddin Ayatollahi

The basics of quantum mechanics and statistical thermodynamics were used to predict the potential energy and intermolecular forces of asphaltene molecules. The parameters associated with the chemical structure were also estimated for a specific asphaltene molecule to predict the Mie potential function. Based on the structural results, a new form of the Virial EOS with Peneloux correction wa...

Dilution is one of the various existing methods in reducing heavy crude oil viscosity. In this method, heavy crude oil is mixed with a solvent or lighter oil in order to achieve a certain viscosity. Thus, precise mixing rules are needed to estimate the viscosity of blend. In this work, new empirical models are developed for the calculation of the kinematic viscosity of crude oil and diluent ble...

The importance of using visual social media as the digital learning and inspiration resources in architecture is blatantly obvious. On the contrary, there are still gaps in the position of those platforms in the elements of creativity and performance within design studios. The major research question is how does the architecture students' use of architectural content on Instagram relate to thei...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2007
Giancarlo Ghirlanda

The correlations involving the long-gamma-ray bursts (GRBs) prompt emission energy represent a new key to understand the GRB physics. These correlations have been proved to be the tool that makes long-GRBs a new class of standard candles. Gamma Ray Bursts, being very powerful cosmological sources detected in the hard X-ray band, represent a new tool to investigate the Universe in a redshift ran...

2007
Giancarlo Ghirlanda G. Ghirlanda

The correlations involving the long–GRB prompt emission energy represent a new key to understand the GRB physics. These correlations have been proved to be the tool which makes long–GRBs a new class of standard candles. Gamma Ray Bursts, being very powerful cosmological sources detected in the hard X-ray band, represent a new tool to investigate the Universe in a redshift range which is complem...

2010
Pouyan Sepehrdad Serge Vaudenay Martin Vuagnoux

In this paper, we present several weaknesses in the stream cipher RC4. First, we present a technique to automatically reveal linear correlations in the PRGA of RC4. With this method, 48 new exploitable correlations have been discovered. Then we bind these new biases in the PRGA with known KSA weaknesses to provide practical key recovery attacks. Henceforth, we apply a similar technique on RC4 a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهرکرد - دانشکده ادبیات و علوم انسانی 1391

why some learners are willing to communicate in english, concurrently others are not, has been an intensive investigation in l2 education. willingness to communicate (wtc) proposed as initiating to communicate while given a choice has recently played a crucial role in l2 learning. it was hypothesized that wtc would be associated with language learning orientations (llos) as well as social suppo...

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