Results 31 to 40 of about 198 (108)

Experiment Investigation of the Influence of Air Borne on Meshing Noise in Synchronous Belt Transmission

open access: yesJixie chuandong, 2015
The synchronous belt transmission noise mechanism is complicated,especially the air borne noise. Taking the double helical synchronous belt and straight tooth synchronous belt with identical end tooth profile as research object,the straight tooth pulley ...
Guo Jianhua   +3 more
doaj  

An Integrated Engine Control Unit for a Spark Ignited Internal Combustion Engine

open access: yesEngineering Reports, Volume 8, Issue 6, June 2026.
This study proposes an FPGA‐based integrated engine control unit (IECU) that combines ECU and valve control functions. It introduces a piston‐direction sensor for synchronization, supports variable timing for key‐cylinder events, enables high‐resolution virtual crank‐angle timing, and implements adaptive rule‐based control to improve real‐time engine ...
Ishmael Zibani   +5 more
wiley   +1 more source

UNDERCUT AND TOOTH PROFILE MODIFICATION OF DOUBLE HELICAL PULLEY

open access: yesJixie qiangdu, 2017
As for the smooth problems in the conjugate surface arising from hob tooth root and flank arc edge during the processing of new double helical synchronous belt’s pulley,the broken line generation mechanism at the conjugate tooth profile was investigated ...
GUO JianHua   +3 more
doaj  

Cerebellar Transcranial Alternating Current Stimulation in the Theta Band Prevents Recall of the Initial Fear Association After Extinction Training

open access: yesHuman Brain Mapping, Volume 47, Issue 8, June 1, 2026.
In this 3 T fMRI study, 6 Hz cerebellar transcranial alternating current stimulation (ctACS) was applied to modulate cerebellar function during extinction training in healthy participants. ctACS applied during extinction training reduced spontaneous fear recovery during recall.
Giorgi Batsikadze   +13 more
wiley   +1 more source

First Evaluation of Ultrafast Ultrasound Coupled With Phrenic Stimulation for Noninvasive Diagnosis of Diaphragm Dysfunction

open access: yesJournal of Cachexia, Sarcopenia and Muscle, Volume 17, Issue 3, June 2026.
ABSTRACT Background Diaphragm dysfunction is an important and often unrecognized cause of dyspnea. The current gold standard, transdiaphragmatic twitch pressure (Pdi,tw), requires oesophageal and gastric balloon catheters and is infrequently used in routine care. We evaluated whether ultrafast ultrasound descriptors of costal diaphragm during bilateral
Axel Nierding   +5 more
wiley   +1 more source

Sampling, Mobility, and Anchoring in Small‐Body Sampling Robots: A Comprehensive Review

open access: yesSmartBot, Volume 2, Issue 2, June 2026.
Small‐body sampling robots are exploration systems that perform contact, sampling, and stable operations on microgravity bodies such as asteroids and comets. The authors review representative robot architectures and key technologies, focusing on the mechanisms, evolution, and coupling of sampling, mobility, and anchoring.
Yurui Shen   +7 more
wiley   +1 more source

On the Behaviour of an AC Induction Motor as Sensor for Condition Monitoring of Driven Rotary Machines. [PDF]

open access: yesSensors (Basel), 2023
Horodinca M   +6 more
europepmc   +1 more source

Efficient and High-Purity Sound Frequency Conversion with a Passive Linear Metasurface. [PDF]

open access: yesAdv Sci (Weinh), 2022
Wang W   +7 more
europepmc   +1 more source

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