Results 81 to 90 of about 865,686 (295)

O cão aos olhos (da mente) de Darwin

open access: yesRevista Brasileira de História da Ciência, 2008
Este artigo discute a importância do tema da mente animal na argumentação de Charles Darwin em defesa de sua teoria evolutiva. Para tal, lançamos mão de um estudo de caso, acompanhando o “cão de Darwin” em páginas de sua obra.
André Luis de Lima Carvalho   +1 more
doaj   +1 more source

Perovskite Light‐Emitting Diodes with Quantum Wires and Nanorods

open access: yesAdvanced Materials, EarlyView.
This review focuses on low‐dimensional perovskite materials and discusses their applications in light‐emitting diodes (LEDs). Special attention is given to the introduction of perovskite quantum wires and nanorods, two unique types of one‐dimensional (1D) materials, and their interesting optoelectronic properties.
Qianpeng Zhang   +11 more
wiley   +1 more source

Utilização da braquiterapia com folhas de ouro (Au198) em tumor de pele de cão

open access: yesBrazilian Journal of Veterinary Research and Animal Science, 2003
Este trabalho relata um caso clínico de carcinoma escamo celular cutâneo em um cão da raça Weimaraner, fêmea, 8 anos de idade tratado utilizando-se braquiterapia com folhas de Ouro-198.
Marco Antônio Rodrigues Fernandes   +5 more
doaj   +1 more source

The activity and stability of CeO2@CaO catalysts for the production of biodiesel

open access: yesRSC Advances, 2018
A novel CeO2@CaO catalyst was prepared via a hydrothermal method. The physicochemical properties and morphologies of the prepared CeO2@CaO catalysts were characterized by X-ray diffraction, N2 physisorption, CO2 temperature-programmed desorption, X-ray ...
Ni Zhang, Huiyuan Xue, Rongrong Hu
semanticscholar   +1 more source

Hiperglicemia na intoxicação escorpiônica experimental em cão [PDF]

open access: diamond, 1959
L. Freire-Maia   +2 more
openalex   +1 more source

The Deepest Blue: Major Advances and Challenges in Deep Blue Emitting Quasi‐2D and Nanocrystalline Perovskite LEDs

open access: yesAdvanced Materials, EarlyView.
In this review, the recent development of deep‐blue (≤465 nm) perovskite light‐emitting diodes (PeLEDs) are summarized, using different perovskite nanomaterials, including nanocrystals (NCs), quantum dots (QDs), nanoplatelets (NPLs), quasi‐2D thin film, 3D bulk thin film, as well as lead‐free perovskite nanomaterials.
Pui Kei Ko   +6 more
wiley   +1 more source

Development on Thermochemical Energy Storage Based on CaO-Based Materials: A Review

open access: yesSustainability, 2018
The intermittent and inconsistent nature of some renewable energy, such as solar and wind, means the corresponding plants are unable to operate continuously. Thermochemical energy storage (TES) is an essential way to solve this problem.
Yi Yuan, Yingjie Li, Jianli Zhao
semanticscholar   +1 more source

A atitude do cão na micção e os hormônios sexuais [PDF]

open access: diamond, 1946
Thales Martins   +1 more
openalex   +1 more source

Emerging Opportunities of Colloidal Quantum Dots for Photocatalytic Organic Transformations

open access: yesAdvanced Materials, EarlyView.
Colloidal quantum dots (QDs) have gained significant attention as photocatalysts in organic transformations in recent years. This review highlights QDs’ distinctive features, including the quantum size effect, compositional and structural diversity, tunable surface chemistry, and photophysics.
Qinxuan Cao   +4 more
wiley   +1 more source

Covalent Organic Frameworks for Photocatalysis

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of recent advances in covalent organic frameworks (COFs) for photocatalysis, focusing on sustainable energy applications like water splitting, hydrogen peroxide generation, and CO2 and N2 reduction. It discusses design principles, structure‐function relationships, challenges in COF photocatalysis, and strategies to ...
Bikash Mishra   +6 more
wiley   +1 more source

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