Results 41 to 50 of about 20,464,759 (310)

Safety Analysis of Aircraft Icing Detection System Based on Fault Tree

open access: yesHangkong gongcheng jinzhan, 2018
Aircraft icing detection system is very important to guarantee flight safety. It is also a new problem to assess safety of the aircraft icing detection system.
Wang Xiaohui   +3 more
doaj   +1 more source

The Overall Design of Variable Diameter Ducted Fan in the Aircraft

open access: yesAerospace, 2022
Variable diameter rotor can improve the flight performance of the aircraft both in hovering and forward flying and a duct can improve the rotor performance further both in force and efficiency.
Yadong Gao, Yang Xu
doaj   +1 more source

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

Mission-Oriented Propulsion System Configuration and Whole Aircraft Redundancy Safety Performance for Distributed Electric Propulsion UAVs

open access: yesDrones
Distributed electric propulsion has emerged as a prominent research area in aerospace engineering. The capabilities of shorter takeoff distance and efficient cruise flight are the important advantages of a distributed propulsion UAV over a traditional ...
Ziyi Chen   +3 more
doaj   +1 more source

A System-Level Self-Calibration Method for Installation Errors in A Dual-Axis Rotational Inertial Navigation System

open access: yesSensors, 2019
In a dual-axis rotational inertial navigation system (RINS), there are two kinds of installation errors, nonorthogonal installation errors of inertial sensors, and installation errors between the inertial measurement unit (IMU) and rotation axes ...
Shiyu Bai   +5 more
doaj   +1 more source

Effects of Cancer Treatment on Somatosensory and Nociceptive Processing in Children and Adolescents: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Chemotherapy‐induced peripheral neuropathy remains a major complication in pediatric cancer, with disrupted somatosensory and nociceptive processing being a key aspect. This review synthesizes empirical studies on alterations in somatosensory and nociceptive processing in children and adolescents with cancer.
Julia Schweiger   +4 more
wiley   +1 more source

The overall design for unmanned transportation system in the mining area

open access: yesGong-kuang zidonghua, 2022
At present, the research on unmanned mine trucks mainly focuses on specific control methods such as path tracking and aided decision-making for driving safety.
TIAN Chen   +5 more
doaj   +1 more source

From Local Structure to Overall Performance: An Overview on the Design of an Acoustic Coating

open access: yesMaterials, 2019
Based on the requirements of underwater acoustic stealth, the classification and research background of acoustic coatings are introduced herein. The research significance of acoustic coatings is expounded from the perspective of both the military and ...
H. Bai   +3 more
semanticscholar   +1 more source

Engineering active sites on hierarchical transition bimetal oxides/sulfides heterostructure array enabling robust overall water splitting

open access: yesNature Communications, 2020
Rational design of the catalysts is impressive for sustainable energy conversion. However, there is a grand challenge to engineer active sites at the interface.
Panlong Zhai   +9 more
semanticscholar   +1 more source

Cocatalysts for Photocatalytic Overall Water Splitting: A Mini Review

open access: yesCatalysts, 2023
Photocatalyst overall water splitting is usually restricted by low carrier separation efficiency and a slow surface reaction rate. Cocatalysts provide a satisfactory solution to significantly improve photocatalytic performance.
Li Tian   +4 more
semanticscholar   +1 more source

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