نتایج جستجو برای: 1 soils a4

تعداد نتایج: 2793811  

2008
Shinya Matsuzaki

We study flavor symmetry for the lepton sector with minimal Higgs sector, namely one A4−triplet SU(2)-doublet scalar. To increase predictivity even further, we impose the constraint of renormalizability. A geometric interpretation of an A4−triplet aids our understanding of tribimaximal mixing. We investigate the neutrino mass hierarchy in such a minimal A4 model and find there are two solutions...

2007
A. BANNARI

Around the world, especially in semi-arid regions, millions of hectares of irrigated agricultural land are abandoned each year because of the adverse effects of irrigation, mainly secondary salinity and sodicity. Accurate information about the extent, magnitude, and spatial distribution of salinity and sodicity will help create sustainable development of agricultural resources. In Morocco, sout...

2013
Jacob C. Nordman Pretal Muldoon Sarah Clark M. Imad Damaj Nadine Kabbani

Smoking is a common addiction and a leading cause of disease. Chronic nicotine exposure is known to activate nicotinic acetylcholine receptors (nAChRs) in immune cells. We demonstrate a novel role for a4 nAChRs in the effect of nicotine on T-cell proliferation and immunity. Using cell-based sorting and proteomic analysis we define an a4 nAChR expressing helper T-cell population (a4CD3CD4) and s...

2005
Guido Altarelli Ferruccio Feruglio

We formulate and discuss a 4-dimensional SUSY version of an A4 model for tribimaximal neutrino mixing which is completely natural. We also study the next-tothe-leading corrections and show that they are small, once the ratios of A4 breaking VEVs to the cutoff are fixed in a specified interval. We also point out an interesting way of presenting the A4 group starting from the modular group. In th...

Journal: :Journal of Biological Chemistry 1982

2003
Dmitri Diakonov Michaela Oswald

Integrating out fast varying quantum fluctuations about Yang–Mills fields Ai and A4, we arrive at the effective action for those fields at high temperatures. Assuming that the fields Ai and A4 are slowly varying but that the amplitude of A4 is arbitrary, we find a nontrivial effective gauge invariant action both in the electric and magnetic sectors. Our results can be used for studying correlat...

2009
Shinya Matsuzaki

We study flavor symmetry for the lepton sector with minimal Higgs sector, namely one A4−triplet SU(2)-doublet scalar. To increase predictivity even further, we impose the constraint of renormalizability. A geometric interpretation of an A4−triplet aids our understanding of tribimaximal mixing. We investigate the neutrino mass hierarchy in such a minimal A4 model and find there are two solutions...

Journal: :Physical review letters 2003
Francesco Sciortino Piero Tartaglia Emanuela Zaccarelli

We study a model in which particles interact through a hard-core repulsion complemented by a short-ranged attractive potential of the kind found in colloidal suspensions. Combining theoretical and numerical work we locate the line of higher-order glass-transition singularities and its end point-named A4-on the fluid-glass line. Close to the A4 point, we detect logarithmic decay of density corre...

ژورنال: شیمی کاربردی 2017
حمیدرضا پوراعتدال سجاد دمیری, علی قانع

ماده منفجره A4، که حاوی 5/96% سیکلونیت (RDX) و 5/3% واکس پارافینی است، یکی از اجزای اصلی انواع مهمات و سرجنگی انواع راکت‌ها و موشک‌های دفاعی است. در این تحقیق، رفتار حرارتی و سینتیک تجزیه این ماده با استفاده از روش­های آنالیز حرارتی غیرهمدمای دیفرانسیلی (DTA) و وزن سنجی حرارتی (TG) در سرعت­های حرارتی مختلف °C/min 2 تا 8 موردمطالعه قرارگرفته است. پارامترهای سینتیکی از قبیل انرژی فعال­سازی، فاکتو...

Journal: :PeerJ 2021

Document representation with outlier tokens exacerbates the classification performance due to uncertain orientation of such tokens. Most existing document methods in different languages including Nepali mostly ignore strategies filter them out from documents before learning their representations. In this article, we propose a novel method based on supervised codebook represent documents, where ...

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