Results 51 to 60 of about 473,613 (309)

Coal Mining Machinery Development As An Ecological Factor Of Progressive Technologies Implementation [PDF]

open access: yes, 2017
At present, a significant amount of energy spent for the work of mining machines and coal mining equipment on coal mines and open pits goes to the coal grinding in the process of its extraction in mining faces.
Efremenkov, Andrey Borisovich   +3 more
core   +1 more source

Raman Microscopy at the Organic–Inorganic Interfaces in Human Calcified Aortic Valves Shows the Co‐Existence of Whitlockite Crystals and Carbonated Hydroxyapatite‐Mineralized Collagen Fibrils

open access: yesAdvanced Functional Materials, EarlyView.
This study advances our understanding of aortic valve stenosis by capturing spatially resolved chemical and structural changes at the nanoscale. The findings highlight the potential of combined Raman and electron microscopy for understanding calcification mechanisms across diverse tissue types.
Robin H. M. Van der Meijden   +11 more
wiley   +1 more source

Dimensional design of thrust system with an adjustable layout mechanism in shield machine

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
Due to the heterogeneity of advancing face and the top-heavy structure of main machine, hydraulic cylinders of thrust system in shield machine are subjected to the transverse and longitudinal resistance torque varying in a certain interval which would ...
Kongshu DENG   +3 more
doaj   +1 more source

Aplikasi Peminjaman Alat-Alat Berat Di PT. Truba Jaya Engginering [PDF]

open access: yes, 2018
PT. Truba Jaya Engginerimg is a state-owned company engaged in natural resources such as the construction of power plants, oil and gas plants, cement, pulp and paper factories, mining and civil works processing plants.
Sitorus, Benny Mauli
core  

Copper‐Based Crystalline‐Metallic Glass Composite Thin Films: A Novel Material with Enhanced Strength and Thermally Stable Nanotwins

open access: yesAdvanced Functional Materials, EarlyView.
A Cu‐based crystal‐glass composite with high‐density twins is identified by a fast screening technique using combinatorial sputtering together with XRD and nanoindentation mapping. This bamboo‐like structure demonstrates homogenous plastic flow and retains high strength during in situ high temperature tests, up to 1 GPa at 550°C, owing to those ...
Chunhua Tian   +10 more
wiley   +1 more source

From Wafers to Electrodes: Transferring Automatic Optical Inspection (AOI) for Multiscale Characterization of Smart Battery Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Automat optical inspection (AOI) techniques in semiconductor fabrication can be leveraged in battery manufacturing, enabling scalable detection and analysis of electrode‐ and cell‐level imperfections through AI‐driven analytics and a digital‐twin framework.
Jianyu Li, Ertao Hu, Wei Wei, Feifei Shi
wiley   +1 more source

Artificial Intelligence as the Next Visionary in Liquid Crystal Research

open access: yesAdvanced Functional Materials, EarlyView.
The functions of AI in the research laboratory are becoming increasingly sophisticated, allowing the entire process of hypothesis formulation, material design, synthesis, experimental design, and reiterative testing to be automated. In our work, we conceive how the incorporation of AI in the laboratory environment will transform the role and ...
Mert O. Astam   +2 more
wiley   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Fault tree analysis and prevention strategies for gas explosion in underground coal mines of Pakistan [PDF]

open access: yes, 2019
Purpose. Gas explosion in the underground coal mines of Pakistan is the main source of coal miners’ mortalities. The purpose of this article is to analyze the main causes of gas explosion in the underground coal mines of Pakistan. Methods.
Ali, M   +7 more
core   +2 more sources

Research on output characteristics of wireless power transmission power source based on transforming network

open access: yesThe Journal of Engineering, 2019
In the wireless power transfer system, the front stage power supply is used to efficiently transfer power to the post-stage circuit. As a bridge connecting the front stage power supply and the rear stage circuit of the wireless power transmission system,
WenRui Liu   +4 more
doaj   +1 more source

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