Results 111 to 120 of about 18,500 (304)

Wire Electrical Discharge Machining of Micro-Involute Gears.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1994
Micro-involute spur gears with a module of less than 0.1 are fabricated by wire electrical discharge machining instead of conventional rack cutting since rack cutters with a fine module are very difficult to fabricate. This paper shows that undercutting of involute tooth profile occurs when the module of the microgear is small because the width of ...
Kohei Hori, Yoshiharu Murata
openaire   +2 more sources

Organoid Brain‐Machine‐Interface Devices for Central Nervous System Repair

open access: yesAdvanced Science, EarlyView.
We envision organoid brain‐machine‐interface (Organoid‐BMI) devices as new biohybrid bidirectional communication pathways to connect the human CNS and the external world for personalized CNS repair and regeneration. ABSTRACT Central nervous system (CNS) repair and regeneration suffer from tremendous clinical challenges due to current limitations in ...
Yantao Xing   +10 more
wiley   +1 more source

Recent Advances and Challenges in Ammonia‐Hydrogen Energy Conversion

open access: yesAdvanced Science, EarlyView.
This work summarizes the latest progress of various catalytic methods in ammonia‐hydrogen energy conversion. The challenges and outlook of ammonia‐hydrogen energy conversion system are also emphasized. This work expects to build a blueprint of renewable and efficient ammonia‐hydrogen energy conversion systems under mild conditions.
Menghao Lv   +6 more
wiley   +1 more source

Optimization of Cutting Rate for AISI A2 on WEDM Using Response Surface Methodology [PDF]

open access: yes, 2015
AISI A2 steel is an air hardened cold work steel. It is a 5% Chromium steel that provides high degree of hardness after heat treatment with good dimensional stability.
Chaudhary, R. (Ravinder)   +3 more
core  

Unraveling the Power of Disorder: A Bioinspired Cuttlebone Structure With Superior Strength, Energy Absorption and Isotropy

open access: yesAdvanced Science, EarlyView.
Cuttlebone‐inspired architected metamaterials introduce controlled structural disorder to simultaneously enhance strength, energy absorption, and compressive stability. Tunable disorder suppresses shear anisotropy, outperforms periodic lattices, and establishes discrete randomness as a robust route to high‐performance lightweight mechanical ...
Zengqin Shi   +7 more
wiley   +1 more source

On-machine wire electrical discharge dressing (WEDD) of metal-bonded grinding wheels [PDF]

open access: yes, 2018
Metal-bonded diamond wheels, due to its strong grain retention and thermal conductivity properties, are generally used for grinding difficult-to-cut materials, such as high-performance ceramics.
Jaumann, Sascha   +3 more
core  

Neuromorphic Near‐Sensor and In‐Sensor Computing Enabled by Next‐Generation Material‐Based Sensors

open access: yesAdvanced Science, EarlyView.
This Review presents a structural framework that classifies neuromorphic sensing into near‐sensor and in‐sensor architectures, clarifying physical coupling between sensing and computation. The framework connects neural and synaptic device functions with recent advances in optical, mechanical, and chemical sensing, compares energy consumption and ...
Su Yeon Jung   +7 more
wiley   +1 more source

ANALYSIS OF A DEVICE FOR WEDM BY MEANS OF PRICIPLES SPECIFIC TO AXIOMATIC DESIGN

open access: yesNonconventional Technologies Review, 2016
The research problem was the design of a device for wire electrical discharge machining adapted on a ram electrical discharge machine. A solution able to fulfil the initial requirements was identified.
Gheorghe Bosoanca   +3 more
doaj  

Parametric investigation of W-EDM factors for machining AM60B conductive biomaterial

open access: yesScientific Reports
Wire—electrical discharge machining (W-EDM) is a precise and efficient non-traditional technology employed to cut intricate shapes in conductive biomaterials. These biomaterials are challenging to machine using traditional methods.
M. Diviya   +6 more
doaj   +1 more source

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