Results 21 to 30 of about 296,852 (365)

Statistics and analysis of China’s superhard industry in the first half of 2023

Jin'gangshi yu moliao moju gongcheng, 2023
The development of China’s superhard industry in the first half of 2023 is analyzed according to statistical data, as well as the import & export data of customs and the national macroeconomic indicators.
Zhaoda SUN, Zhihong LI, Lijuan LI, Beibei ZHANG, Ning MA   +4 more
doaj   +1 more source

Asymptotic dispersion engineering for ultra-broadband meta-optics

Nature Communications, 2023
Dispersion decomposes compound light into its monochromatic components, which is detrimental to broadband imaging but advantageous for spectroscopic applications.
Yueqiang Hu, Yuting Jiang, Yi Zhang, Xing Yang, Xiangnian Ou, Ling Li, Xianghong Kong, Xingsi Liu, Cheng-Wei Qiu, Huigao Duan   +9 more
doaj   +1 more source

Three-Dimensional Printing of Poly-L-Lactic Acid Composite Scaffolds with Enhanced Bioactivity and Controllable Zn Ion Release Capability by Coupling with Carbon-ZnO

Bioengineering, 2023
Poly-L-lactic acid (PLLA) has gained great popularity with researchers in regenerative medicine owing to its superior biocompatibility and biodegradability, although its inadequate bioactivity inhibits the further use of PLLA in the field of bone ...
Xun Yuan, Wei Zhu, Zhongyuan Yang, Feng Chen, Xiaoxiao Han   +4 more
doaj   +1 more source

Grinding with patterned grinding wheels [PDF]

CIRP Journal of Manufacturing Science and Technology, 2015
Grinding is one of the most important manufacturing processes, especially when high surface qualities have to be realized or if hard or brittle materials have to be machined. Often the grinding performance is limited by workpiece failure due to a high thermal load in the contact zone.
Denkena, Berend, Grove, T., Göttsching, Tim   +2 more
openaire   +1 more source

Micromorphology, Microstructure, and Wear Behavior of AISI 1045 Steels Irregular Texture Fabricated by Ultrasonic Strengthening Grinding Process

Metals, 2022
In this study, the tribological properties of three AISI 1045 steel samples were investigated. Two samples were treated with ultrasonic shot peening (USP) and ultrasonic strengthening grinding process (USGP), respectively, while the other one was only ...
Jinrui Xiao, Zhuan Zhao, Xincheng Xie, Zhongwei Liang, Zhaoyang Liu, Xiaochu Liu, Ruizhi Tang   +6 more
doaj   +1 more source

Photoinhibiting via simultaneous photoabsorption and free-radical reaction for high-fidelity light-based bioprinting

Nature Communications, 2023
Light-based 3D bioprinting is now employed widely to fabricate geometrically complex constructs for various biomedical applications. However, the inherent light scattering defect creates significant challenges in patterning dilute hydrogels to form high ...
Ning He, Xiaonan Wang, Liyang Shi, Jing Li, Lan Mo, Feng Chen, Yuting Huang, Hairong Liu, Xiaolong Zhu, Wei Zhu, Yiqi Mao, Xiaoxiao Han   +11 more
doaj   +1 more source

Optimal Sensor Deployment for Parameter Estimation Precision by Integrating Bayesian Networks in Wet-Grinding Systems

Applied Sciences, 2023
Accurately and efficiently determining a system’s physical variables is crucial for precise product-quality control. This study proposes a novel method for optimal sensor deployment to increase the accuracy of sensing data for physical variables and ...
Kang He, Bo Wu, Fei Sun, Quan Yang, Huichao Yang   +4 more
doaj   +1 more source

Metasurface-enabled on-chip multiplexed diffractive neural networks in the visible

Light: Science & Applications, 2022
A polarization-multiplexed metasurface-enabled diffractive neural network, which is integrated with a CMOS imaging sensor, demonstrates on-chip multi-channel sensing and multitasking in the visible.
Xuhao Luo, Yueqiang Hu, Xiangnian Ou, Xin Li, Jiajie Lai, Na Liu, Xinbin Cheng, Anlian Pan, Huigao Duan   +8 more
doaj   +1 more source

Research on the grinding performance of grinding wheel in the initial grinding stage after electric spark dressing of grinding wheel

The International Journal of Advanced Manufacturing Technology, 2023
Abstract Electrical discharge dressing has advantages of high precision, high efficiency and low cost, which is an effective dressing method for metal bonded diamond grinding wheel. In this paper, the influence of discharge voltage, discharge current and power pulse width on the surface morphology of the grinding wheel were studied by single ...
Lifei Liu, Mouxin Fang
openaire   +1 more source

Creep feed grinding induced gradient microstructures in the superficial layer of turbine blade root of single crystal nickel-based superalloy

International Journal of Extreme Manufacturing, 2021
The service performance of the turbine blade root of an aero-engine depends on the microstructures in its superficial layer. This work investigated the surface deformation structures of turbine blade root of single crystal nickel-based superalloy ...
Q. Miao, W. Ding, Jiu-hua Xu, L. Cao, Hongcai Wang, Z. Yin, Chenwei Dai, Weijie Kuang   +7 more
semanticscholar   +1 more source