Results 61 to 70 of about 80,956 (266)

Research on Aerodynamic Shape Design Scheme of a Distributed Propeller Transport Aircraft and Its Slipstream Effect

open access: yesXibei Gongye Daxue Xuebao, 2019
With the continuous development and widespread attention of electric propulsion technology in traditional transportation fields such as automobiles and trains, the distributed propeller propulsion technology applied to electric or hybrid electric medium ...

doaj   +1 more source

Gel Electrolytes for Flexible Zinc‐Air Batteries: Design, Challenges, and Perspectives

open access: yesAdvanced Science, EarlyView.
This review summarizes design strategies for gel electrolytes in flexible zinc‐air batteries, focusing on dendrite suppression, interfacial stability, and ultrathin architectures to enhance cycle life and energy density. ABSTRACT Flexible zinc‐air batteries (FZABs) have emerged as promising candidates for next‐generation flexible electronics and large ...
Yapeng Cao   +5 more
wiley   +1 more source

ON THE FIELD TRIP [PDF]

open access: yesSchool Science and Mathematics, 1904
n ...
openaire   +2 more sources

Terahertz Channel Modeling, Estimation and Localization in RIS‐Assisted Systems

open access: yesAdvanced Electronic Materials, EarlyView.
Reconfigurable intelligent surfaces have become a recent intensive research focus. Based on practical applications, channel strategies for RIS‐assisted terahertz wireless communication systems are categorized into three different types: channel modeling, channel estimation, and channel localization.
Hongjing Wang   +9 more
wiley   +1 more source

Fundamental Challenges, Physical Implementations, and Integration Strategies for Ising Machines in Large‐Scale Optimization Tasks

open access: yesAdvanced Electronic Materials, EarlyView.
Ising machines are emerging as specialized hardware solvers for computationally hard optimization problems. This review examines five major platforms—digital CMOS, analog CMOS, emerging devices, coherent optics, and quantum systems—highlighting physics‐rooted advantages and shared bottlenecks in scalability and connectivity.
Hyunjun Lee, Joon Pyo Kim, Sanghyeon Kim
wiley   +1 more source

La migración utópica: recorridos migratorios, fronteras e identidades de loseuropeos en el pueblo de Tepoztlán, México

open access: yesMaguaré, 2009
El tema del artículo se inserta en los estudios sobre la movilidad de los euro- peos hacia los países del sur del planeta, en particular hacia México, en la época contemporánea.
Andrea Vaschetto
doaj  

Comunidades de Relações Internacionais na América Latina: uma análise das tendências a partir do TRIP 2014

open access: yesCarta Internacional, 2017
Este relatório tem por objetivo divulgar as principais tendências verificadas nos resultados do Projeto Teaching. Research & Internacional Policy (TRIP), de 2014, entre as comunidades epistêmicas latino-americanas da Argentina, Brasil, Chile, Colômbia e ...
Rafael Antonio Duarte Villa   +3 more
doaj   +1 more source

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Design and Validation of a Tripping-Eliciting Platform Based on Compliant Random Obstacles

open access: yesIEEE Open Journal of Engineering in Medicine and Biology
Goal: The experimental study of the stumble phenomena is essential to develop novel technological solutions to limit harmful effects in at-risk populations.
Eugenio Anselmino   +7 more
doaj   +1 more source

Food Tastes in the United States: Convergence or Divergence?

open access: yesAgribusiness, EarlyView.
ABSTRACT This study investigates how food consumption tastes have changed in recent decades across the United States. Using NielsenIQ data for over 77 million transactions, there is evidence of divergence in food tastes across regions from 2007 to 2016 and across households of different income, education, and race/ethnicity groups.
Michael DeDad
wiley   +1 more source

Home - About - Disclaimer - Privacy