Results 41 to 50 of about 34,300 (193)

Lost and Wasted Human Capital – How Transformations of Family, Socialization, and Population Control Influence Welfare and Well-Being

open access: yesFolia Oeconomica Stetinensia, 2018
This paper analyzes the influence of the transformations of marriage and family on the human capital (HC) creation in contemporary Western societies. One of the basic assumptions included here is that these processes are connected with profound socio ...
Michalski Michał A.
doaj   +1 more source

Geología del cuadrángulo J-12 Tunja

open access: yesBoletín Geológico, 1981
La estratigrafía comprende unidades que se formaron desde la orogénesis hasta la granitización Hercínica. Se presenta una descripción del alto estructural del Macizo de Floresta (área entre Duitama y Pesca) de finales del Paleozoico.
Giancarlo Renzoni
doaj   +1 more source

Properties of the one-dimensional Bose-Hubbard model from a high-order perturbative expansion [PDF]

open access: yes, 2015
We employ a high-order perturbative expansion to characterize the ground state of the Mott phase of the one-dimensional Bose-Hubbard model. We compute for different integer filling factors the energy per lattice site, the two-point and density-density ...
Damski, Bogdan, Zakrzewski, Jakub
core   +2 more sources

A Machine Learning-Based Study of the Effects of Air Pollution and Weather in Respiratory Disease Patients Visiting Emergency Departments

open access: yesEmergency Medicine International, 2022
Background. To date, investigating respiratory disease patients visiting the emergency departments related with fined dust is limited. This study aimed to analyze the effects of two variable-weather and air pollution on respiratory disease patients who ...
Eu Sun Lee   +9 more
doaj   +1 more source

Induksi ketahanan tanaman padi terhadap serangan pathogen busuk pelepah (Rhizoctonia solani) menggunakan halotoleran bakteri Diazotrof asal pantai utara Pemalang, Jawa Tengah

open access: yesJurnal Agro, 2022
Padi merupakan komoditas pangan yang memiliki peranan terpenting dalam memenuhi kebutuhan pokok masyarakat Indonesia. Ekstensifikasi produksi padi dapat dilakukan dengan memanfaatkan lahan marjinal seperti lahan salin.
Fenty Chakimatul Isnaeni   +4 more
doaj   +1 more source

Possible d0 ferromagnetism in MgO doped with nitrogen

open access: yes, 2008
We study the possibility of d0 ferromagnetism in the compound MgO doped with nitrogen (N). The Haldane-Anderson impurity model is formulated within the tight-binding approximation for determining the host band-structure and the impurity-host ...
Bo Gu   +4 more
core   +1 more source

A Canadian-wide perspective on the essential conditions for taking a comprehensive school health approach

open access: yesBMC Public Health, 2020
Background The primary purpose of this research was to explore Comprehensive School Health (CSH) stakeholders’ perceptions of the essential conditions for taking a CSH approach in other contexts across Canada.
Kacey C. Neely   +2 more
doaj   +1 more source

Biosurfactant Production and Biological Removal of Bulk Oil using Native Strains Isolated from the Southern Shore Lines of Caspian Sea [PDF]

open access: yesBiological Journal of Microorganism, 2018
Introduction: Nowadays, biodegradation of oil pollution using native bacteria isolates is considered in different research programs. The purpose of this study was to investigate biosurfactant production and degradation of oil spills on Caspian Sea ...
Jina Tanzadeh   +3 more
doaj   +1 more source

Semiclassical Analysis of the Wigner $12j$ Symbol with One Small Angular Momentum

open access: yes, 2011
We derive an asymptotic formula for the Wigner $12j$ symbol, in the limit of one small and 11 large angular momenta. There are two kinds of asymptotic formulas for the $12j$ symbol with one small angular momentum.
A. P. Yutsis   +6 more
core   +1 more source

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