Results 31 to 40 of about 4,805,800 (326)

Quantized electric multipole insulators [PDF]

open access: yesScience, 2016
Corner-dwelling topological states Computing the electric polarization of a crystal is surprisingly tricky, but it can be tackled with the help of a topological concept, the so-called Berry phase. Extensions to higher multiple moments, such as quadrupole
M. Hirsbrunner   +3 more
semanticscholar   +1 more source

Acknowledgement to Reviewers of World Electric Vehicle Journal in 2018

open access: yesWorld Electric Vehicle Journal, 2019
Rigorous peer-review is the corner-stone of high-quality academic publishing [...]
World Electric Vehicle Journal Editorial Office
doaj   +1 more source

Effect of Electrification on the Quantitative Reliability of an Offshore Crane Winch in Terms of Drive-Induced Torque Ripples [PDF]

open access: yesModeling, Identification and Control, 2023
Offshore crane winches are equipment installed on sea vessels and designed for accurate lifting and lowering of payloads at subsea levels in all conditions and are equipped with Active Heave Compensation (AHC) capabilities which keep the handled payload ...
Mohamed Yousri   +2 more
doaj   +1 more source

Electric scooter craniofacial trauma

open access: yesLaryngoscope Investigative Otolaryngology, 2020
Objective The use of standing electronic scooters associated with micromobility applications (e‐scooters) has risen nationally. The aim of this study was to obtain a detailed view of soft tissue and bony craniofacial injury associated with e‐scooter ...
Farhoud Faraji   +11 more
doaj   +1 more source

Gap Analysis in Eco Categories, Electric Vehicle Comparison and Solutions to Global Transport Challenges

open access: yesCommunications, 2023
Nowadays, the world is facing many challenges that require a fast environmental and energy transition, but some obstacles have been found. A gap analysis has been made and the conclusion is that there are flaws in the eco categories distribution of ...
Ventsislav P. Keseev
doaj   +1 more source

Building bridges: mycelium–mediated plant–plant electrophysiological communication

open access: yesPlant Signaling & Behavior, 2022
Whether through root secretions or by emitting volatile organic compounds, plant communication has been well-documented. While electrical activity has been documented in plants and mycorrhizal bodies on the individual and ramet, electrical propagation as
Matthew Adam Thomas, Robin Lewis Cooper
doaj   +1 more source

Using mobility information to perform a feasibility study and the evaluation of spatio-temporal energy demanded by an electric taxi fleet [PDF]

open access: yes, 2017
Half of the global population already lives in urban areas, facing to the problem of air pollution mainly caused by the transportation system. The recently worsening of urban air quality has a direct impact on the human health. Replacing today’s internal
Castano-Solis, Sandra   +4 more
core   +1 more source

A Coaxial Pulsed Plasma Thruster Model with Efficient Flyback Converter Approaches for Small Satellites

open access: yesAerospace, 2023
Pulsed plasma thrusters (PPT) have demonstrated enormous potential since the 1960s. One major shortcoming is their low thrust efficiency, typically
Dillon O’Reilly   +6 more
doaj   +1 more source

Electric Propulsion Methods for Small Satellites: A Review

open access: yesAerospace, 2021
Over 2500 active satellites are in orbit as of October 2020, with an increase of ~1000 smallsats in the past two years. Since 2012, over 1700 smallsats have been launched into orbit. It is projected that by 2025, there will be 1000 smallsats launched per
Dillon O’Reilly   +2 more
doaj   +1 more source

Facial injury patterns associated with stand-up electric scooters in unhelmeted riders

open access: yesArchives of Plastic Surgery, 2022
Background In recent years, the number of people riding stand-up electric scooters in South Korea has increased rapidly. This study analyzed the facial injury patterns associated with stand-up electric scooter-related trauma in patients who visited our ...
Hyeon Seok Kim   +4 more
doaj   +1 more source

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