Results 101 to 110 of about 9,929 (260)

EFFECT OF TOOTH PROFILE MODIFICATION ON TOOTH WEAR OF INVOLUTE SPUR GEAR

open access: yesThe Proceedings of the JSME international conference on motion and power transmissions, 2017
NARAZAKI, Jin   +4 more
openaire   +1 more source

Piezoelectric Materials in Medical Ultrasound: A Comprehensive Review From Fundamentals to Translational Prospects

open access: yesInformation &Functional Materials, EarlyView.
Piezoelectric materials are reviewed as active platforms for medical ultrasound, bridging electromechanical fundamentals, transducer architectures, and biomedical applications. Material–device co‐design is emphasized as the key to high‐performance diagnosis, therapy, monitoring, wearable ultrasound, and emerging ultrasound‐responsive functions ...
Jianan Li, Qing Wan
wiley   +1 more source

Analysis of Meshing Performance for Equal Base Circle Bevel Gear

open access: yesJixie chuandong, 2019
In order to analyze the bearing capacity and transmission performance of equal base circle bevel gear under actual working conditions, the tooth contact analysis (TCA)is performed to simulate the tooth surface contact pattern and transmission error ...
He Xin, Cao Xuemei
doaj  

Meshing Characteristic Analysis of CBR Reducer Considering Tooth Modification and Manufacturing Error

open access: yesMachines
The China Bearing Reducer (CBR) is a single-stage cycloid reducer with a compact structure, primarily used in high-precision fields such as robotic joints and Computer Numerical Control (CNC) machine tool turntables, where strict requirements for ...
Xiaoxiao Sun   +3 more
doaj   +1 more source

Study on the Design and Modification Method of the Cycloid Gear Tooth Profile

open access: yesJixie chuandong, 2019
A new tooth profile curve equation of the cycloid gear is proposed based on the gear meshing transmission principle. Due to the problem that complex cycloid equation is difficult to be substituted directly with the software for modeling, the method of designing the cycloid gear tooth profile curve is obtained by using data fitting.
Wei Bangjie, Liu Tao, Li Ruqiong
openaire   +1 more source

Hyperemesis gravidarum and oral health: A scoping review

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Background Hyperemesis gravidarum (HG) is a severe form of nausea and vomiting in pregnancy (NVP), associated with dehydration, nutritional deficiencies, and systemic complications. Although recurrent vomiting, altered dietary patterns, and medication effects might plausibly affect oral health, this relationship has not been comprehensively ...
Niamh Coffey   +4 more
wiley   +1 more source

Microbiome and aging: Trajectories of microbiome age across human ecosystems and their systemic effects

open access: yesiMeta, EarlyView.
Microbiome age (MA) has emerged as an innovative biomarker of biological aging, reflecting host aging trajectories through dynamic alterations in microbial composition, function, and host–microbe interactions across multiple body ecosystems. Diverse computational strategies—including traditional machine learning, deep learning, and multi‐omics ...
Zhexin Ni   +26 more
wiley   +1 more source

Ordered assembly of Cas12a for better performance of CRISPR/Cas system with application to the diagnosis of dental caries

open access: yesInterdisciplinary Medicine, EarlyView.
Here, we present a tetrahedral DNA framework (TDF)‐mediated Cas12a ordered assembly strategy. TDFs arrange CRISPR/Cas12a into ordered structures controllably, enhancing catalytic efficiency through localized Cas12a hotspots while maintaining spatial intervals to facilitate substrate diffusion.
Yining Zhao   +6 more
wiley   +1 more source

Modeling and Contact Strength Analysis for Modified Cylindrical Gear Profile with Arcuate Tooth Trace

open access: yesJixie chuandong, 2015
Based on analyzing the meshing theory of ideal gear and the tooth surface equation,the tooth surface equation of modified cylindrical gear profile with arcuate tooth trace is deduced.
Zhang Haiyan   +4 more
doaj  

Generative Artificial Intelligence–Driven Clinical Case Simulation in Temporomandibular Disorder Education: ChatGPT Versus Real Patients

open access: yesJournal of Dental Education, EarlyView.
ABSTRACT Background Temporomandibular disorders (TMDs) and orofacial pain (OFP) demand advanced diagnostic and clinical reasoning skills in dental education. Traditional simulations with real patients face limitations in availability and standardization.
Paula Rodrigues‐Pereira   +7 more
wiley   +1 more source

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