Results 61 to 70 of about 4,490,894 (295)

Nowcasting Solar EUV Irradiance With Photospheric Magnetic Fields and the Mg II Index

open access: yesSpace Weather
A new method to nowcast spectral irradiance in extreme ultraviolet (EUV) and far ultraviolet (FUV) bands is presented here, utilizing only solar photospheric magnetograms and the Mg II index (i.e., the core‐to‐wing ratio).
Kara L. Kniezewski   +2 more
doaj   +1 more source

Bureau of Motor Vehicles facts and figures

open access: yes, 2000
Annual; Electronic coverage as of Mar. 1, 2004: 2000-; Title from caption (viewed Mar.
Ohio. Bureau of Motor Vehicles.
core  

Transparent Deformable Thin Film Electric Heater for Stable and Accurate Control of High Temperatures

open access: yesAdvanced Functional Materials, EarlyView.
Au/GaOx‐based transparent heaters combine high optical transmittance and low sheet resistance with exceptional thermal stability up to 521°C for over 6 h. The interfacial GaOx layer suppresses dewetting of Au and enhances adhesion, ensuring mechanical robustness during deformation and reliability for real‐world applications including grilling ...
Younghyun Lee   +8 more
wiley   +1 more source

Large-scale empirical study of electric vehicle usage patterns and charging infrastructure needs

open access: yesnpj Sustainable Mobility and Transport
As global electric vehicle (EV) adoption accelerates, granular analysis of empirical usage and charging patterns remains scarce. This study presents a unique large-scale empirical examination of 1.6 million EVs, including a broad array of vehicle types ...
Weipeng Zhan   +4 more
doaj   +1 more source

Altitudinal dependence of meteor radio afterglows measured via optical counterparts

open access: yesGeophysical Research Letters, 2016
Utilizing the all‐sky imaging capabilities of the first station of the Long Wavelength Array along with a host of all‐sky optical cameras, we have now observed 44 optical meteor counterparts to radio afterglows.
K. S. Obenberger   +6 more
doaj   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Formation control of a group of micro aerial vehicles (MAVs) [PDF]

open access: yes, 2013
Coordinated motion of Unmanned Aerial Vehicles (UAVs) has been a growing research interest in the last decade. In this paper we propose a coordination model that makes use of virtual springs and dampers to generate reference trajectories for a group of ...
Güney, Mehmet Ali, Ünel, Mustafa
core   +2 more sources

Vibrationally-dependent molecular dynamics in mutual neutralisation reactions of molecular oxygen ions

open access: yesNature Communications
Product distributions and dynamics of low-collision-energy mutual neutralisation reactions involving even simple molecular ions are largely unknown. Reactions which involve oxygen ions, e.g., $${{{\rm{O}}}}_{2}^{+}$$ O 2 + with O−, are expected to be ...
Mathias Poline   +11 more
doaj   +1 more source

The design of space vehicles

open access: yesBulletin of Materials Science, 1982
In this paper, an attempt has been made to summarise the essential elements of a space vehicle design. After giving an overview of the methodology of spacecraft sizing and configuration, a brief outline of the technical considerations related to the design of different subsystems of the vehicle has been presented.
openaire   +2 more sources

Electrospun Wood‐Derived Biopolymers as Electrodes in Electrochemical Energy Storage Technologies

open access: yesAdvanced Functional Materials, EarlyView.
Electrospinning transforms wood‐derived cellulose and lignin into architecturally defined, binder‐free carbon electrodes with tuneable porosity and functionality. This review shows how fibre design enables decoupled charge and mass transport, enhancing performance across battery systems, while identifying key challenges in spinnability, scalability ...
Michael W. Thielke   +3 more
wiley   +1 more source

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