Results 31 to 40 of about 1,003 (148)

Environmental drivers of productivity explain population patterns of an Arctic‐nesting bird across a half‐century

open access: yesEcological Applications, Volume 35, Issue 5, July 2025.
Abstract Joint estimation of demographic rates and population size has become an essential tool in ecology because it enables evaluating mechanisms for population change and testing hypotheses about drivers of demography in a single modeling framework. This approach provides a comprehensive perspective on population dynamics and how animal populations ...
Antti Piironen   +11 more
wiley   +1 more source

El Análisis Didáctico. Una posibilidad de Transformar las Prácticas en Física: El caso del Movimiento

open access: yesRevista Científica, 2019
Se plantean como objeto central el Diseño de Unidades Didácticas para los Programas de Curso Cinemática y Dinámica y el Problema del Movimiento: Una propuesta para formación de profesores en la Licenciatura Matemáticas y Física, como parte del proyecto ...
Alexandra Castro Hidalgo   +2 more
doaj  

La construcción del retrato abstracto de Boullèe a través de las imágenes de la película The Belly of an Architect de Peter Greenaway

open access: yesEikón Imago
La presente investigación analiza la imagen de un fotograma de la película The Belly of an Architect de Peter Greenaway a la luz de su interpretación de Étienne-Louis Boullée, centrando la atención en la complejidad inherente de la creación artística y ...
Gabriela Solís Rebolledo   +1 more
doaj   +1 more source

Long‐term interventions by conservation and development projects support successful recovery of tropical peatlands in Amazonia

open access: yesPeople and Nature, Volume 7, Issue 4, Page 871-886, April 2025.
Abstract Rural communities in Amazonia rely on harvesting Mauritia flexuosa fruit, a dominant peatland palm, for their subsistence and income. However, these palms are felled to harvest the fruits, which has led to reduced resource availability due to the pressure exerted by the increasing fruit demand.
Eurídice N. Honorio Coronado   +24 more
wiley   +1 more source

Análise de soluções das equações da rede elétrica sob condições críticas de carregamento / [PDF]

open access: yes, 1998
Dissertação (Mestrado) - Universidade Federal de Santa Catarina, Centro ...
Soto Encinas, Filiberto
core  

Billion‐Scale Expansion of Functional hiPSC‐Derived Cardiomyocytes in Bioreactors Through Oxygen Control and Continuous Wnt Activation

open access: yesAdvanced Science, Volume 12, Issue 11, March 20, 2025.
This work shows the development of a bioreactor‐based bioprocess for the expansion of human‐induced pluripotent stem cell‐derived cardiomyocytes (hiPSC‐CM), obtained after cardiac differentiation of hiPSC. By combining the activation of the Wnt pathway, through continuous perfusion of CHIR99021, with a controlled mild hypoxia environment, we maximize ...
Pedro Vicente   +16 more
wiley   +1 more source

Proyecto de estadística para bachilleres relacionada con COVID-19 [PDF]

open access: yes, 2021
En este trabajo se presenta un proyecto que da pautas a los profesores y las profesoras para poder incorporar el manejo de datos brutos en su actividad docente. Se indican procedimientos, paso a paso, para preparar los datos de la página de Internet List
Tetlalmatzi, Margarita
core  

Computational Study on the Photo‐Induced Antibiotic Activity of an Azoquinolone with Promising Applications in Photopharmacology

open access: yesChemPhotoChem, Volume 9, Issue 3, March 2025.
Photopharmacology is an evolving field aimed at transforming drug efficacy through light control. This research explores an azo‐quinolone, using a crucial molecular photoswitch, and its light‐induced antibiotic activity. Through ab‐initio calculations, we elucidate the mechanisms of its thermal and photochemical reactions, providing a comprehensive ...
Pedro J. Castro   +3 more
wiley   +1 more source

El concepto de máquina en el materialismo histórico [PDF]

open access: yes, 2001
Texto para la voz "Máquina", del Diccionario de Materialismo Histórico desarrollado por el proyecto de Investigación "Materialismo Histórico y teoría crítica, dirigido por Román Reyes en la Universidad Complutense de Madrid.Éste es un extracto de uno de ...
Huerga Melcón, Pablo
core  

Lasing in Crystals Based on 7‐Azaindole‐Phenylhydrazone Organoboron Compounds

open access: yesAdvanced Functional Materials, Volume 35, Issue 5, January 29, 2025.
Novel 7‐azaindole phenylhydrazone derivatives and their boron complexes are processed into crystalline microfibers exhibiting enhanced emission and low‐threshold laser action. Micrometer‐scale needles demonstrate optical waveguiding and random lasing performance by partially suppressing structural relaxation and non‐radiative decay.
Javier Álvarez‐Conde   +6 more
wiley   +1 more source

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