Results 11 to 20 of about 85,461 (258)

Implementation of the Treaty on the Prohibition of Nuclear Weapons: Hopes and Expectations for the Future

open access: yesJournal for Peace and Nuclear Disarmament, 2021
The Treaty on the Prohibition of Nuclear Weapons entered into force on 22 January 2021. What can be expected in the years following (TPNW)? In the first few years, we can expect that states parties will start to implement the treaty’s positive ...
Alicia Sanders-Zakre, Beatrice Fihn
doaj   +1 more source

Underactuated USV path following mechanism based on the cascade method

open access: yesScientific Reports, 2022
The path following control under disturbance was studied for an underactuated unmanned surface vehicle (USV) subject to the rudder angle and velocity constraints.
Mingzhen Lin   +4 more
doaj   +1 more source

Range Intensity Profiles of Multi-Slice Integration for Pulsed Laser Range-Gated Imaging System

open access: yesPhotonics, 2022
Pulsed laser range-gated imaging (PLRGI) is one of the most effective methods to achieve underwater high-resolution imaging. When searching target, there are two methods can be used: fixed gate and sliding gate.
Hongsheng Lin   +5 more
doaj   +1 more source

Image enhancement for underwater range-gated image with multi-slice integration method

open access: yesAIP Advances, 2022
Active illumination underwater brings the backscatter problem. The traditional pulsed laser range-gated imaging (PLRGI) system uses a small gate width to suppress most of the backscattered light.
Hongsheng Lin   +4 more
doaj   +1 more source

An underwater discharge shockwave separation method based on minimum-phase cepstrum

open access: yesAIP Advances, 2021
Underwater discharge sound sources are widely utilized. The acoustic signals generated by underwater discharge consist of shock waves and bubble pulsations.
Liang Qiao   +4 more
doaj   +1 more source

Real-Time Energy Management Strategy of Multi-Wheel Electric Drive Vehicles With Load Power Prediction Function

open access: yesIEEE Access, 2021
The lack of a load power prediction function in conventional multi-wheel electric drive vehicles leads to lags in control action. To address this issue, we developed a real-time energy management strategy with improved load power prediction accuracy ...
Luming Chen   +3 more
doaj   +1 more source

Error analysis of cross-shaped magnetic gradient full tensor measurement system

open access: yesAIP Advances, 2020
The structural characteristics of the magnetic gradient full tensor measurement system are important factors affecting the accuracy of the magnetic gradient full tensor measurement.
Lei Xu   +5 more
doaj   +1 more source

Characterization of a Nanosized Iron Powder by Comparative Methods

open access: yesKONA Powder and Particle Journal, 2014
Fe nanopowder, derived from microwave plasma synthesis (Materials Modifications Inc., Fairfax, VA), was obtained and characterized for particle size and size distribution.
L.J. Kecskes   +5 more
doaj   +1 more source

Impact factor analysis on precision of magnetic gradient full tensor measurement system

open access: yesAIP Advances, 2021
In order to achieve a comprehensive analysis of the influencing factors on the accuracy of the magnetic gradient full tensor measurement system, an orthogonal experimental design method is proposed to analyze the errors caused by the influencing factors.
Lei Xu   +5 more
doaj   +1 more source

Dynamic characteristics of Mn-Cu high damping alloy subjected to impact load

open access: yesAdvances in Mechanical Engineering, 2021
Mn-Cu high damping alloy is a twin-type damping alloy. Owing to its martensite twin structure at room temperature, it can convert vibration energy into heat energy, thereby reducing vibration.
Rui Zhu   +6 more
doaj   +1 more source

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