double-clad fiber
The Formation of Fringes of Equal Chromatic Order across Double Clad Fiber in the Presence of High Power Lasers
... Multiple-beam fringes of equal chromatic order interferometry is a powerful technique to extract optical properties over a continuous range of spectrum. In this paper we develop a theory for the spectral shape of the ...
10
Parameter optimization simulation of high power yitterbium doped double-clad fiber laser
... doped double clad fiber (DCF) laser will be focused in this research and the effect of some parameter to the output power of Yb-doped DCF will be ...the fiber laser parameter such as ...
25
Self Q-switched wavelength tunable Erbium-Ytterbium co-doped double clad fiber laser
... co-doped double clad fiber Q-switch wavelength tunable laser based on self Q-switching principle is proposed in a simple ring cavity ...controller, fiber bragg grating, un-pumped fiber ...
8
Theoretical Study of the Thermal Distribution in Yb-Doped Double-Clad Fiber Laser by Considering Different Heat Sources
... first clad must be broken with different shapes of first clad cross-section, in which high power, low brightness pump light is launched into a large cross-section and numerical aperture of the clad ...
18
Double clad structure and proximity coupling for diode bar pumped planar waveguide lasers
... pulsed fiber lasers in order to increase energy storage ...this fiber design has also recently been reported [19], but in this case the mode selection is still strictly from amongst those associated with ...
7
The Comparative Study of the Temperature Distribution of Fiber Laser with Different Pump Schemes
... The double-clad fiber laser (DCFLs) have several appli- cations in modern telecommunication, medical instru- ments, military, defense and material surface processing, because of some unique ...
8
Suppression of stimulated Raman scattering in a high power Yb doped fiber amplifier using a W type core with fundamental mode cut off
... W-type fiber does have a well-defined fundamental-mode cut-off in theory, the practical cut-off is less well ...a double-clad fiber, the mode remains guided by the inner cladding even beyond ...
11
HoltAPRG_08_C16_Final.pdf
... On the diagrams below, identify the following: 30-nm fiber, metaphase chromosome, double helix, histone proteins, nucleosomes, protein scaffold , and looped domains (300-nm fiber)..[r] ...
8
J-integral analysis of a sub-clad crack under PTS transient
... The inner surface of the reactor pressure vessel is often clad with stainless steel. Near the interface between the base material and cladding metal, it is easy to produce some embedded cracks during the welding ...
7
Fused Salt Platinum Plating for Industrial Applications122-128
... Platinum Clad Molybdenum Wire Recently considerable interest has been shown in the production of clad wire by a continuous process using a fused salt electro- plating ba[r] ...
7
Double-brillouin-frequency spaced multiwavelength fiber laser using high resolution OSA
... Brillouin Scattering (SBS). A tunable laser source (TLS) with the output power of 7.6 dBm at 1550 nm used as the Brillouin pump (BP)is injected into the Erbium-doped Fiber Amplifier (EDFA) to be amplified to an ...
5
Laser clad and HVOF sprayed Stellite 6 coating in chlorine rich environment with KCI at 700 °C
... In order to better understand the selective oxidation behaviour of both HVOF and laser clad stellite 6 coatings at high temperatures, thermodynamic calculations were carried out using Thermo-Calc software with ...
23
High power cladding pumped Raman and erbium ytterbium doped fibre sources
... a double-clad fibre is very important as it can help to determine the dopant concentration and the length of fibre required for a given pump ...a double-clad fibre depends not only on the ion ...
214
Chemical Modification Effect on the Mechanical Properties of Coir Fiber
... Coir fiber is derived from the husk of the coconut (Cocos ...on fiber reinforced polymer ...coir fiber for manufacturing polymer composites reinforced with characterized ...the fiber and ...
12
FABRICATION AND ANALYSIS OF INDUSTRIAL SAFETY HELMET USING NATURAL FIBRES COMPOSITES
... root fiber, papaya stem fiber combined with epoxy resin tested to determine its compressive strength and impact ...natural fiber helmet compare to the polypropylene helmet. The natural fiber ...
13
Measurements of surface and near-surface residual stress in 4330 low alloy carbon steel weld clad components
... the clad layer, in turn potentially improving resistance to fatigue failure, depending on the material used for ...weld clad components, undertaken using different techniques including X-ray diffraction, ...
6
Anatomical, Physical and Mechanical Properties of five Wood Species growing in North Darfur.
... in fiber length among species (p ...shortest fiber length value among the five ...in fiber length. However, the mean fiber length values of Eucalyptus camaldolensis were slightly lower than ...
14
Intralaminar fracture toughness of UD glass fiber composite under high rate fiber tension and fiber compression loading
... the fiber compression and tension fracture toughness, since the specimens are comparably small and symmetric loading can be assured at both quasi-static and dynamic ...
6
Generalized Helices and Singular Points
... called clad helix and g-clad ...called clad helix and g-clad helix if the spherical image of the unit principal normal is a part of a cylindrical helix and slant helix in S 2 , ...of ...
12
Optimization of the 1050nm Pump Power and Fiber Length in Single-Pass and Double-Pass Thulium Doped Fiber Amplifiers
... The double-pass amplifier achieves a maximum gain of 32 dB at 1465 nm, which is 15 dB higher than the single-pass ...the double-pass TDFA. However, the noise figure is higher in the double-pass ...
18