Results 11 to 20 of about 271,856 (291)

An Overview of Technological Parameter Optimization in the Case of Laser Cladding

open access: yesCoatings, 2023
This review examines the methods used to optimize the process parameters of laser cladding, including traditional optimization algorithms such as single-factor, regression analysis, response surface, and Taguchi, as well as intelligent system ...
Kaiming Wang   +10 more
semanticscholar   +1 more source

Crack Formation Mechanisms and Control Methods of Laser Cladding Coatings: A Review

open access: yesCoatings, 2023
Laser cladding, a novel surface treatment technology, utilizes a high-energy laser beam to melt diverse alloy compositions and form a specialized alloy-cladding layer on the surface of the substrate to enhance its property.
Mingke Li, Kepeng Huang, Xuemei Yi
semanticscholar   +1 more source

Feasibility study on MoCoCrSi/WC-Co cladding developed on austenitic stainless steel using microwave hybrid heating

open access: yesJournal of Mines, Metals and Fuels, 2022
Partial dilution of clad powder and the substrate to form a new protective layer is called as cladding. The present article focuses on development of a novel surface modification technique for better resistance to wear/erosion using microwaves as the ...
Rayirth Dinesh   +5 more
semanticscholar   +1 more source

A comparative study on microstructure and properties of traditional laser cladding and high-speed laser cladding of Ni45 alloy coatings

open access: yesSurface & Coatings Technology, 2020
High-speed laser cladding technology can significantly improve the efficiency of coating preparation and effectively widen the application range of laser cladding. In this study, the Ni45 powders were deposited on steel substrate by traditional low speed
W. Yuan   +4 more
semanticscholar   +1 more source

Mode Transforming Properties of Tapered Single-Mode Fiber Microlenses [PDF]

open access: yes, 1993
The Gaussian approximation that is typically used to estimate single-mode fiber microlens performance is investigated. It is applied to hemispheric lenses on two types of tapered single-mode fiber. Theoretical and experimental results are compared.
Barnard, Chris W., Lit, John W.Y.
core   +2 more sources

Birefringence analysis of segmented cladding fiber [PDF]

open access: yes, 2012
We present a full-vectorial modal analysis of a segmented cladding fiber (SCF). The analysis is based on the H-field vectorial finite element method (VFEM) employing polar mesh geometry.
Agrawal   +12 more
core   +1 more source

Asymptotic analysis of silicon based Bragg fibers [PDF]

open access: yes, 2003
We developed an asymptotic formalism that fully characterizes the propagation and loss properties of a Bragg fiber with finite cladding layers. The formalism is subsequently applied to miniature air-core Bragg fibers with Silicon-based cladding mirrors ...
Fleming, James G.   +3 more
core   +1 more source

The recycling through melting Zircaloy machining chips, preliminary results

open access: yesBrazilian Journal of Radiation Sciences, 2018
PWR (Pressurized Water Reactor) reactors employ as nuclear fuel UO2 pellets packed in zirconium alloy tubes, called cladding. In the manufacture of the tubes, machining chips are generated which can not be discarded, since the recycling of this material ...
Luiz Alberto Tavares Pereira   +1 more
doaj   +1 more source

Microstructural characterization of AISI 431 martensitic stainless steel laser-deposited coatings [PDF]

open access: yes, 2011
High cooling rates during laser cladding of stainless steels may alter the microstructure and phase constitution of the claddings and consequently change their functional properties.
A Zambon   +22 more
core   +3 more sources

Research on microstructure and mechanical properties of explosively welded stainless steel/commercially pure Ti plate

open access: yesManufacturing Review, 2019
Surface protection by the application of explosive welding is one of the meaningful methods used in many chemical devices like reactor condensers, heat exchangers, steam turbines and other processing apparatus. Due to the wide range of explosively welded
Małek Marcin   +2 more
doaj   +1 more source

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