Results 121 to 130 of about 1,073,242 (317)

Programa para el manejo de los predios de la CAR con plantaciones forestales

open access: yes, 1991
A finales de 1989 se presento uno dé los primeros casos de ataques significativos a plantaciones de Pino pátula en el centro del país, detectado en la finca San José, en los alrededores de la represa del Sisga – Cundinamarca. Técnicos de varias entidades
Corporación Autónoma Regional de Cundinamarca – CAR
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Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

3D-printed cranioplasty molds – a technical note on lessons learned and things to avoid

open access: yesEgyptian Journal of Neurosurgery
3D cranioplasty for cranial defects is growing ever more prevalent. As the technology becomes more accessible, the number of professionals being introduced to it is constantly on the rise.
Marsela Car   +3 more
doaj   +1 more source

Cuenca del Río Bogotá. Navegando hacia su recuperación Diagnóstico y proyecciones sobre la calidad de sus aguas

open access: yes, 2009
La Corporación Autónoma Regional de Cundinamarca, CAR, entidad que administra el uso de los recursos naturales y el medio ambiente en 104 municipios y la ruralidad de Bogotá, comparte responsabilidad sobre un tema de gran interés ambiental y social entre
Corporación Autónoma Regional de Cundinamarca – CAR
core  

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Plan de manejo para la conservación de la Nutria Neotropical (Lontra longicaudis) en la jurisdicción de la Corporación Autónoma Regional de Cundinamarca - CAR

open access: yes, 2018
El presente Plan de manejo y conservación es producto de una labor técnica, científica y social que involucró a los diferentes actores institucionales, sociales, gremiales y académicos, entre otros.
Corporación Autónoma Regional de Cundinamarca – CAR   +1 more
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Electrochemical Pathways for Nitrate Conversion to Ammonia: From Environmental Challenges to Ammonia Economy

open access: yesAdvanced Functional Materials, EarlyView.
This perspective presents recent advances in electrocatalytic nitrate reduction, focusing on reaction mechanisms, catalyst design, and electrolyzer configurations. Key challenges in selectivity, stability, and practical wastewater treatment are highlighted, while future directions for advancing sustainable ammonia synthesis and nitrate remediation are ...
Xintong Li   +9 more
wiley   +1 more source

Plan de Gestión Ambiental CAR Organización propuesta para la elaboración del plan. Términos de referencia

open access: yes, 1997
La elaboración del Plan de Gestión permite estructurar sistemáticamente la operación de los procesos de Gestión Ambiental, para desarrollar y medir el efecto de las acciones atinentes a la administración, protección y control de los recursos naturales ...
Corporación Autónoma Regional de Cundinamarca – CAR
core  

Car Sharing as a Key Contribution to Multimodal and Sustainable Mobility Behavior – the Situation of Car Sharing in Germany [PDF]

open access: yes, 2006
So far, car sharing is just a small niche product on the mobility market. The proven positive effects of car sharing can only contribute to solving traffic problems if the number of car sharing customers grows.
Nobis, Claudia
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An Integrated Oxygen‐Supplying Device and Predictive Multiphysics Model for Extended Ambient Transport of Insulin‐Producing Cells

open access: yesAdvanced Functional Materials, EarlyView.
Cell therapies typically rely on cold‐chain logistics and cryopreservation, limiting access and compromising cell quality. Here, a dual‐chamber device separates an oxygen‐supplying chamber from a hyaluronic acid cargo chamber, sustaining oxygen delivery for over 70 h and enabling ambient‐temperature shipment.
Daniel A. Domingo‐Lopez   +9 more
wiley   +1 more source

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