Results 111 to 120 of about 2,311,305 (201)

Finite element analysis of actively controlled smart plate with patched actuators and sensors

open access: yesLatin American Journal of Solids and Structures
The active vibration control of smart plate equipped with patched piezoelectric sensors and actuators is presented in this study. An equivalent single layer third order shear deformation theory is employed to model the kinematics of the plate and to ...
M. Yaqoob Yasin   +2 more
doaj   +1 more source

Investigation of the effect of process parameters on the formation of recast layer in wire-EDM of Inconel 718

open access: yes, 2008
Inconel 718 is a high nickel content superalloy possessing high strength at elevated temperatures and resistance to oxidation and corrosion. The non-traditional manufacturing process of wire-electrical discharge machining (EDM) possesses many advantages ...
Newton, Thomas Russell
core   +1 more source

Post-processing of directed energy deposited 316L stainless steel using electrical discharge machining: insights into surface integrity and wettability

open access: yesMaterials Research Express
This study employed electrical discharge machining (EDM) to modulate the surface features of directed energy deposited (DED) 316L stainless steel. The influence of pulse-on current (1 A, 4 A, 7 A) and pulse-on time (60 µ s, 100 µ s) on surface morphology,
Ragavanantham Shanmugam   +2 more
doaj   +1 more source

Investigation of recast layers generated by a powder-mixed dielectric micro electrical discharge machining process

open access: yes, 2011
The use of powder-mixed dielectrics in micro-electrical discharge machining (micro-EDM) is an important technological development with the potential to improve machined surface quality and impart functional properties to machined surfaces. These process
S H Yeo, P C Tan
core   +1 more source

Experimental Study on Efficient Short Electric Arc Turning of Titanium Alloy

open access: yesMetals
This study investigates a novel short electric arc vertical turning method for machining titanium alloy shafts. The method was successfully applied to titanium alloy rods, and its effects on material removal rate (MRR), surface roughness, roundness, and ...
Guoyu Hu   +3 more
doaj   +1 more source

Layer thickness dependent tensile deformation mechanisms in sub-10nm multilayer nanowires

open access: yes, 2012
Using molecular dynamics simulations, the tensile deformation behavior for two types of sub- 10 nm multilayer nanowires (NWs) have been investigated. For the structure with interfaces perpendicular to the wire axis, the deformation mechanism is changed ...
Chinese Acad Sci, State Key Lab Nonlinear Mech, Inst Mech, Beijing 100190, Peoples R China.   +3 more
core   +1 more source

Peripapillary retinal nerve fiber layer and foveal thickness in hypermetropic anisometropic amblyopia

open access: yes, 2014
Elvan Yalcin,1 Ozlem Balci21World Eye Hospital, Department of Pediatric Ophthalmology, 2Kolan Hospitalium Group, Istanbul, TurkeyPurpose: To evaluate whether there was a difference in peripapillary retinal nerve fiber layer (RNFL) and foveal thickness ...
Balci O, Yalcin E
core  

Water Layer Thickness and Frequency of a Tapped Wine Glass

open access: yes
Tapping the rim of a wine glass produces a tone. When water is added to the glass, the pitch decreases. The decrease in pitch is attributed to the effective addition of the mass of the liquid to the vibrating walls of the glass. A solid cylinder fixed in
N. Ung-udonpakdee   +3 more
core  

Influence of conductive powders on surface characteristics in EDM: an experimental study using desirability optimization

open access: yesJournal of the Mechanical Behavior of Materials
The advancement of modern engineering materials with superior mechanical properties such as hardness, toughness, and brittleness presents significant challenges to conventional machining techniques, often leading to tool failure and poor surface finish ...
Huu Phan Nguyen   +7 more
doaj   +1 more source

Noncontact method applied to determine thickness of thin layer based on laser ultrasonic technique [PDF]

open access: yes, 2014
This paper describes a novel method to non-destructively determine the thickness of thin layer in a non-contact way. A model of wave interference was established based on the multireflection of shear wave in layered system. Furthermore, its expression of
Ouyang, H.   +6 more
core  

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