Results 51 to 60 of about 107,122 (285)

Unveiling a Near‐Total Rear Passivation for High Performance of Ultra‐Thin ACIGS

open access: yesAdvanced Science, EarlyView.
Ultra‐thin solar cells of (Ag,Cu)(In,Ga)Se2 (ACIGS) suffer from rear interface recombination, limiting their performance. To tackle it, a full coverage plasma enhanced chemically vapor‐deposited 8 nm porous SiOx passivation layer was implemented and evaluated. It is shown that a combination of the near‐complete passivation from silica and the formation
Xavier L. Pinheiro   +7 more
wiley   +1 more source

The Interplay of Curvature, Geometry, and Topology Shapes Tissue Organisation in Epithelial Shells

open access: yesAdvanced Science, EarlyView.
Purely geometric 3D Voronoi models predict the organisation of epithelial shells. The interplay of curvature, geometry, and topology enriches the number of pentagons in shells with lower number of cells. Small MDCK cysts and Mouse embryos match the top polygonal configurations in a compactness‐based ranking derived from the Voronoi model. In conclusion,
Laura Morato   +9 more
wiley   +1 more source

Informe de Coyuntura Económica Regional. Nuevos Departamentos, 2006

open access: yes, 2007
El panorama económico de los denominados “Nuevos Departamentos”, que comprende Guainía, Guaviare, Putumayo, Vaupés y Vichada, al culminar el año 2006, permite establecer que el renglón preponderante en ellos, es el sector agropecuario, silvicultura, caza
DANE, Banco de la República de Colombia
core  

Sublattice‐Resolved Magnetoelastic Coupling and Opposing Pressure Responses in the Frustrated Magnetocaloric GdMn2O5

open access: yesAdvanced Science, EarlyView.
In GdMn2O5, sublattice‐resolved EXAFS and diffraction analysis reveal pronounced spin‐phonon coupling and an unexpected opposing pressure response: the Mn‐driven Néel temperature slightly decreases while the Gd‐sublattice ordering temperature rises under pressures up to 0.86 GPa.
Romualdo S. Silva Jr.   +9 more
wiley   +1 more source

El futuro de los Departamentos de Organización y Sistemas de Información en las empresas. [PDF]

open access: yes, 2001
Los antiguos Departamentos de Informática de las empresas han tenido un papel cambiante con el tiempo. Hoy en día se tiende a denominarlos DOSI (Departamentos de Organización y Sistemas de Información); sin embargo, los constantes cambios en
Rúa Costa, Carles
core   +1 more source

Encapsulation of a free-solvent extract of lycopene in alginate-Ca(II) beads containing sugars and biopolymers

open access: yesChemical and Biological Technologies in Agriculture, 2017
Background The purpose of the present study was to enhance the stability toward isomerization and control the release of an encapsulated free-solvent extract of lycopene, obtained from a nonconventional natural source, by means of alginate beads ...
Tatiana Rocío Aguirre Calvo   +1 more
doaj   +1 more source

Informe de Coyuntura Económica Regional. Nuevos Departamentos, 2009

open access: yes, 2009
El presente informe recopila las cifras del desempeño de los nuevos departamentos durante 2009, las cuales señalan, en el sector externo, un aumento en el monto de las exportaciones totales no tradicionales, así como de las importaciones totales, del ...
DANE, Banco de la República de Colombia
core  

Mechanisms of Temperature‐Dependent Hysteresis in Freestanding BaTiO3/MoS2 Heterostructures

open access: yesAdvanced Science, EarlyView.
Freestanding ferroelectric BaTiO3 membranes are combined with monolayer MoS2 into 2D field‐effect transistors. At room temperature they provide ultrahigh‐κ gating with steep subthreshold swing and minimal hysteresis. Upon cooling, strong ferroelectric switching produces two stable memory states with long retention times.
Thomas Pucher   +7 more
wiley   +1 more source

Geografía, los departamentos de Perú

open access: yes, 2016
Ensino Fundamental::Séries Finais::GeografiaPaquete de actividades sobre los 24 departamentos de Perú y sus ciudades más importantesHabilidad ...
Carranza, Nora Lozano
core   +1 more source

Evaluación del comportamiento reproductivo postparto, influido por la época del año y la raza en bovinos bajo el sistema doble propósito

open access: yesRevista Mvz Cordoba, 2017
El objetivo de este estudio fue evaluar el efecto que ejerce la época del año y la raza en el desempeño reproductivo postparto de vacas manejadas bajo el sistema de doble propósito.
Roger Salgado O   +3 more
doaj   +1 more source

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