Results 71 to 80 of about 15,985 (259)
Modeling and Experimental Analysis of Grinding Surface Roughness of Face Gear
Jixie chuandong, 2016 The mathematical model of face gear grinding disc wheel is established according to the gear tooth surface formation mechanism analysis of surface roughness and morphology analysis of the disc wheel surface.
Ming Xingzu +4 more
doaj
Advanced Materials Technologies, EarlyView.Nano‐TiO2 and carboxylated cellulose nanofibers jointly regulate hydration‐product distribution in cementitious composites. Improved microstructural continuity and refined pore structure accompany enhanced strength and surface stability without a substantial increase in overall hydration.
Kailun Chen +8 more
wiley +1 more source
Intelligent Micro/Nanorobots for Targeted Interventional Therapy: From Bench to Clinic
Advanced Robotics Research, EarlyView.Zirui Zhang et al. reviewed the application and challenges of mobile nanomachines in interventional therapy. By converting exogenous energy, including chemical, magnetic, optical, and ultrasonic sources, into mechanical forces, micro/nanorobots (MNRs) enable precise actuation at unprecedented scales. Evolving far beyond traditional drug delivery, these
Zirui Zhang +5 more
wiley +1 more source
Robot grinding and polishing impedance control based on environmental model optimization
Jin'gangshi yu moliao moju gongcheng, 2021 Compared with traditional machining machine tools, the stiffness and the positioning accuracy of robot were low. In order to improve the machining quality of robot assisted grinding, it was necessary to control the contact pressure in the machining ...
WANG Jinghang, PENG Yunfeng
doaj
Friend, Not Foe: Lowered Tissue Reactivity to Long‐Term Polyimide Implants
Advanced Science, EarlyView.The choice of optimal neural probe designs remains a major challenge in the field of neurotechnology. This study investigated the biocompatibility of several probe variations, including material, thickness, width, and implantation strategy. It highlights the clear advantage of soft polyimide probes over stiff silicon probes for better device ...
Corinne Orlemann +11 more
wiley +1 more source
The Influence of Chemical Composition of Tough-to-Machine Steels on Grinding Technologies
Management Systems in Production Engineering, 2018 The main purpose of processing of tough-to-machine materials is improving of cutting process of steels with different physicochemical properties and alloying by means of various chemical elements in combination with heat treatment.
Ivanova Tanyana N. +2 more
doaj +1 more source
Advanced Science, EarlyView.Two‐dimensional CuInP2S6 nanosheets are incorporated into a P(VDF‐TrFE) matrix to induce polarization‐cooperative ferroelectric coupling. The resulting P(VDF‐TrFE)/CuInP2S6 hybrid film exhibits reinforced ferroelectric ordering and reduced coercive electric fields compared with pristine P(VDF‐TrFE).
Yeonsu Jeong +10 more
wiley +1 more source
Jixie chuandong, 2014 Aiming at the problem of the regrinding forming disk milling cutter blade surface is complex,it is difficult to machine by using 3-axis CNC machine tools.To calculate the complex profile of forming disk milling cutter,the mathematical model of grinding ...
方成刚 +4 more
doaj
Procedia Manufacturing, 2017 Abstract Rotary ultrasonic machining (RUM), a hybrid nontraditional process technology combining ultrasonic machining and grinding, has been proven to be a promising method for hole making of CFRP. Due to its advanced capabilities, RUM has been further extendedly applied in surface machining: rotary ultrasonic surface machining (RUSM).
Fuda Ning +5 more
openaire +1 more source
Advanced Science, EarlyView.Corramycin, a myxobacterial natural product antibiotic, exhibits potent bactericidal activity against multidrug‐resistant Mycobacterium tuberculosis. The compound hijacks bacterial transporters such as BacA and OppABCD to enter the cell and inhibits DNA synthesis through a previously unrecognized mode of DNA gyrase poisoning, locking the enzyme in an ...
Franziska Fries +25 more
wiley +1 more source