Results 41 to 50 of about 13,857 (178)

Empirical modeling and optimization of process parameters in ultrasonic assisted laser micromachining of Ti–6Al–4V

International Journal of Lightweight Materials and Manufacture, 2019
In the present study an attempt was made to create micro holes in Ti–6Al–4V titanium alloy by laser machining process. In order to enhance the machinability of the in terms of material removal rate (MRR) and recast layer thickness (RLT), ultrasonic ...
Hossein Abdollahi, Saeid Shahraki, Reza Teimouri   +2 more
doaj   +1 more source

Freeform Fabrication of Ionomeric Polymer-Metal Composite Actuators [PDF]

, 2005
Ionomeric polymer-metal composite (IPMC) actuators are a type of soft electromechanically active material which offers large displacement, rapid motion with only ~1V stimulus.
Lipson, Hod, Malone, Evan
core   +3 more sources

Catastrophic thinning of dielectric elastomers [PDF]

, 2016
We provide a clear energetic insight into the catastrophic nature of the so-called creasing and pull-in instabilities in soft electro-active elastomers.
Destrade, Michel, DeTommasi, Domenico, Puglisi, Giuseppe, Zurlo, Giuseppe   +3 more
core   +2 more sources

Optimizing the Die-Sink EDM Machinability of AISI 316L Using Ti-6Al-4V-SiCp Electrodes: A Computational Approach

Journal of Manufacturing and Materials Processing
Die-sink electric discharge machining (EDM) is essential for shaping complex geometries in hard-to-machine materials. This study aimed to optimize key input parameters, such as the discharge current, gap voltage, pulse-on time, and pulse-off time, to ...
Adithya Hegde, Raviraj Shetty, Rajesh Nayak, Sawan Shetty, Uday Kumar Shetty SV   +4 more
doaj   +1 more source

Experimental Study on Coaxial Waterjet-Assisted Laser Scanning Machining of Nickel-Based Special Alloy

Micromachines, 2023
The problems of the recast layer, oxide layer, and heat-affected zone (HAZ) in conventional laser machining seriously impact material properties. Coaxial waterjet-assisted laser scanning machining (CWALSM) can reduce the conduction and accumulation of ...
Jiajia Wang, Bin Wang, Chenhu Yuan, Aibing Yu, Wenwu Zhang, Liyuan Sheng   +5 more
doaj   +1 more source

1Simulation and experimental research on multi-pass cutting of nickel-based alloy by WEDM-LS

AIP Advances
Wire Electrical Discharge Machining-Low Speed (WEDM-LS) offers high precision and flexibility for machining nickel-based alloys but is limited to aerospace applications due to surface property degradation caused by the recast layer.
Xin Wu, Tao Lu, Peng Zhao, Yigang Wang, Kui Zhang, Xiaoxing Chen   +5 more
doaj   +1 more source

Experimental investigation of productivity and surface integrity features in trim cut WEDM operation of hybrid metal matrix composite

International Journal of Lightweight Materials and Manufacture
Present study is focused on optimization of WEDM process parameters for increased productivity and improved surface quality of the machined surface of hybrid composite [Al6061 (90 %), SiC (2.5 %) and TiB2 (7.5 %)] by utilizing the trim cut strategy ...
Nilesh Kumar, Jatinder Kumar
doaj   +1 more source

Processing Characteristics of Micro Electrical Discharge Machining for Surface Modification of TiNi Shape Memory Alloys Using a TiC Powder Dielectric

Micromachines, 2020
Titanium-nickel shape memory alloy (SMA) has good biomedical application value as an implant. Alloy corrosion will promote the release of toxic nickel ions and cause allergies and poisoning of cells and tissues. With this background, surface modification
Ziliang Zhu, Dengji Guo, Jiao Xu, Jianjun Lin, Jianguo Lei, Bin Xu, Xiaoyu Wu, Xujin Wang   +7 more
doaj   +1 more source

Edible and Recyclable Gelatin‐Based Electronics for High‐Precision Health and Environmental Monitoring

Advanced Science, EarlyView.
An edible and recyclable composite film composed of gelatin and activated charcoal is presented for multifunctional health and environmental monitoring. The edible films exhibit tuneable mechanical and electrical properties, along with multimodal sensing capabilities for strain, humidity, and temperature. The composite film is degradable and recyclable,
Ming Dong, Pietro Cataldi, Han Zhang, Emiliano Bilotti, Conor Boland, Athanassia Athanassiou, Dimitrios G. Papageorgiou   +6 more
wiley   +1 more source

Analysis of the Effects of Water Temperature on Water-Assisted Laser Trepanning in Superalloys

Metals
The water-assisted laser trepanning method has been proven to improve the quality of laser drilling; however, the effect of water temperature on this process is currently unclear.
Kaibo Xia, Liang Wang, Mingchao Li, Huayu Yang   +3 more
doaj   +1 more source