نتایج جستجو برای: aggregate breakdown

تعداد نتایج: 75137  

1998
Donald R. Davis David E. Weinstein

A half century of empirical work attempting to predict the factor content of trade in goods has failed to bring theory and data into congruence. Our study shows how the Heckscher-Ohlin-Vanek theory, when modified to permit technical differences, a breakdown in factor price equalization, the existence of nontraded goods, and costs of trade, is consistent with data from ten OECD countries and a r...

Journal: :Agronomy 2023

Polyacrylamide (PAM) is a water-soluble polymer with strong cohesiveness and water absorption capacity, it has been widely used to modify soil structural stability. However, little information available on the impact of PAM application aggregate-breaking process purple soils in hilly areas southwestern China. Therefore, current study aimed examine influence aggregate stability terms different b...

2002

The activities of the growing population in Pondicherry urban agglomeration, with increasing industries have exerted an enormous pressure on its fragile environment. The lack of proper drainage and improper liquid and solid waste management has led to the breakdown of sanitary facilities. This has created conditions conducive to the proliferation of many disease vectors. The risk of infection w...

1994
PEDRO F. GONZÁLEZ-DÍAZ

A gravitational scenario is proposed where the euclidean action is invariant under the isotropic and homogeneous version of the euclidean U(1) group of local transformations of the scale factor and scalar matter field, interpreting the trace of the second fundamental form as the gauge field. The model allows spontaneous breakdown of some involved symmetries, including possibly diffeomorphism in...

This study explains the breakdown mechanism in different triggered spark gap switches. Two different trigger electrode configurations are tested for the switch predischarge operation in a nitrogen laser circuit. The behavior of the breakdown voltage, when a trigger pulse is applied to the trigger electrode, is investigated, and the results are reported. Based on the experimental measurements ne...

2003
Matthew Odedokun

The paper presents a comprehensive survey of the ‘shopping list’ of sources of external finance that are directly channelled to the business sector of developing countries. Generally, our analytical survey covers the 1970-2000 period, and includes the distribution of foreign resources classified according to the different income-based and geographical breakdown of developing countries. We exami...

Journal: :Human molecular genetics 1999
D L Stenoien C J Cummings H P Adams M G Mancini K Patel G N DeMartino M Marcelli N L Weigel M A Mancini

Spinal bulbar muscular atrophy is a neurodegenerative disorder caused by a polyglutamine expansion in the androgen receptor (AR). We show in transiently transfected HeLa cells that an AR containing 48 glutamines (ARQ48) accumulates in a hormone-dependent manner in both cytoplasmic and nuclear aggregates. Electron microscopy reveals both types of aggregates to have a similar ultrastructure. ARQ4...

Journal: :The journal of physical chemistry. B 2014
Chern Chuang Jasper Knoester Jianshu Cao

We theoretically study the distance, chain length, and temperature dependence of the electronic couplings as well as the excitonic energy transfer rates between one-dimensional (1D) chromophore aggregates. In addition to the well-known geometry dependent factor that leads to the deviation from Förster’s classic R(DA)(–6) scaling on the donor–acceptor separation, nonmonotonic dependence on aggre...

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