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Laser Welding: Core Research from TWI [Pehme köide]

Teised raamatud teemal:
Teised raamatud teemal:
Research carried out by TWI staff for The Welding Institute’s industrial members. This title includes diffractive optical elements for manipulation of CO2 laser radiation - a feasibility study; A review of joint tracking systems for laser welding; control of porosity in CO2 laser welds in C/Mn steel; the development of a solidification cracking test for carbon-manganese steel laser welds.


Research carried out by TWI staff for The Welding Institute’s industrial members. This title includes diffractive optical elements for manipulation of CO2 laser radiation - a feasibility study; A review of joint tracking systems for laser welding; control of porosity in CO2 laser welds in C/Mn steel; the development of a solidification cracking test for carbon-manganese steel laser welds.


Research carried out by TWI staff for The Welding Institute’s industrial members. This title includes diffractive optical elements for manipulation of CO2 laser radiation - a feasibility study; A review of joint tracking systems for laser welding; control of porosity in CO2 laser welds in C/Mn steel; the development of a solidification cracking test for carbon-manganese steel laser welds.

Diffractive optical elements for manipulation of CO2 laser radiation - a feasibility study
1(18)
P A Hilton
J R Tyrer
Executive summary
1(2)
1 Introduction
3(3)
1.1 Optical possibilities
4(1)
1.2 Basic holography
4(1)
1.3 Computer generated holograms
5(1)
2 Objective
6(1)
3 The kinoform holographic element
6(2)
3.1 Introduction
6(1)
3.2 Initial kinoform approach
7(1)
4 Kinoform design issues
8(4)
4.1 The computer model
8(1)
4.2 Issues of element manufacture pertinent to the model calculation
9(1)
4.3 Design considerations for element manufacture
10(1)
4.4 Software requirements
11(1)
4.4.1 The input variables
11(1)
4.4.2 The output variables
12(1)
5 The manufacturing requirements of a diffractive optical element for use with the CO2 laser wavelength
12(3)
5.1 Photoresist techniques
13(1)
5.2 Photopolymer techniques
14(1)
5.3 Electrophoretic deposition
15(1)
6 Performance of the diffractive optical element
15(2)
7 Discussion
17(1)
8 Conclusions
17(1)
9 Acknowledgement
18(1)
10 References
18(1)
Figures 19