Results 141 to 150 of about 286,647 (306)

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

Increasing Health Risks During Outdoor Sports Due To Climate Change in Texas: Projections Versus Attitudes. [PDF]

open access: yesGeohealth, 2022
Dee SG   +11 more
europepmc   +1 more source

Affordable Outdoor Team Sports Visualisation

open access: yes
The use of GPS in sports through personal fitness trackers has become widespread. For amateur team sports, decreases in the cost of GPS devices are making tracking devices a more viable option. However, once the data is generated there are still potential barriers in accessing tools that can be used to explore the group trajectories in ways that allow ...
openaire   +1 more source

Smart Exploration of Perovskite Photovoltaics: From AI Driven Discovery to Autonomous Laboratories

open access: yesAdvanced Energy Materials, EarlyView.
In this review, we summarize the fundamentals of AI in automated materials science, and review AI applications in perovskite solar cells. Then, we sum up recent progress in AI‐guided manufacturing optimization, and highlight AI‐driven high‐throughput and autonomous laboratories.
Wenning Chen   +4 more
wiley   +1 more source

Types of Accidents and Causes of Their Occurrence in Outdoor Sports: A Conceptual Review

open access: yesSportif Bakış Spor ve Eğitim Bilimleri Dergisi
Accidents in outdoor sports typically arise from athletes' carelessness, inexperience, use of inappropriate equipment, or natural elements. These accidents can result in injuries, illnesses, or even death.
Erdoğan EKİNCİ
doaj   +1 more source

Business Startup and Cause Marketing in the Running Apparel Industry [PDF]

open access: yes, 2014
Entrepreneurship has been the backbone of the American economy since the penning of the Declaration of Independence. Small businesses help the United States prosper and help create jobs for the American people.
Barker, Zachary
core   +1 more source

Molecular Design and Interfacial Functions of Self‐Assembled Monolayers for Perovskite and Tandem Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
We identify two decisive levers for SAM interfaces: molecular design (carboxylic acid‐based, phosphonic acid, other anchoring chemistries, and polymeric SAMs) and mixing routes (co‐assembly, in situ assembly, pre‐ and post‐treatment). Coordinated tuning of headgroups and assembly pathways optimises energy alignment and film formation, suppresses ...
Jiaxu Zhang, Bochun Kang, Feng Yan
wiley   +1 more source

Protocol for a prospective quasi-experimental study on SARS-CoV-2 transmission during outdoor sports events in France: the COVID-ESO project. [PDF]

open access: yesBMJ Open, 2022
Elias C   +7 more
europepmc   +1 more source

Characteristics of innovating users in a consumer goods field: An empirical study of sport-related product consumers [PDF]

open access: yes
We report on a survey of the innovation activities and characteristics of 153 users of outdoor-related consumer products. We find a high level of innovation by these consumers.
Lüthje, Christian
core  

VAE+DDPG: An Attention‐Enhanced Variational Autoencoder for Deep Reinforcement Learning‐Based Autonomous Navigation in Low‐Light Environments

open access: yesAdvanced Intelligent Systems, EarlyView.
Variational Autoencoder+Deep Deterministic Policy Gradient addresses low‐light failures of infrared depth sensing for indoor robot navigation. Stage 1 pretrains an attention‐enhanced Variational Autoencoder (Convolutional Block Attention Module+Feature Pyramid Network) to map dark depth frames to a well‐lit reconstruction, yielding a 128‐D latent code ...
Uiseok Lee   +7 more
wiley   +1 more source

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