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Elliptically polarized undulator

WebJul 21, 2001 · It is an “Apple-II” type [3] elliptical undulator featuring strong magnetic field compared to other type of elliptical undulator. EPU6 has 6 cm period which is … WebJul 21, 2001 · The polarization analysis was done with the BESSY soft X-ray polarimeter using phase retarding transmission- and linear-polarizing reflection multilayers . Fig. 3 (a) …

Experimental Station 13-3 Stanford Synchrotron Radiation …

WebJun 1, 2012 · Among them, the 2-m-long conventional undulator U10 and the 4-m-long elliptically polarized undulator EPU5.6 were designed and built in-house. These two … Webfirst method is to replace the planar undulator with an elliptically polarized undulator (EPU) [24–27], such as APPLE-type or Delta-type undulator, through which the electron beam can generate circularly polarized radiation directly. This method is mainly considered to produce the soft polarized x-ray, for reasons that the lasing of EPU in overland power supply https://capritans.com

Comparison of two superconducting elliptical undulators …

WebJul 21, 2001 · A high performance wide range elliptically polarized undulator beamline is under commissioning at SRRC. The dragon-type design with two independent entrance … WebAug 11, 1994 · This article reviews various schemes for extending the novel polarization light of insertion devices. According to this review, the “Apple-II” device associated with … WebThis is a description of the first tests of the Elliptically Polarizing Undulator (EPU) on the SPEAR storage ring at SSRL. The EPU is the first device of its type; it is capable of producing plane polarized light in the vertical and horizontal, and right and left circularly polarized light in the 500 - 1000 eV range. Tests of the EPU were ram naming conventions

栅条型圆极化器性能的分析-徐善贺张跃江-中文期刊【掌桥科研】

Category:The Design of a Pair of Elliptically Polarized Undulators at SSRF

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Elliptically polarized undulator

Evaluation of an elliptically polarized undulator for the future …

WebJan 1, 2013 · Among them, the 2-m-long conventional undulator U10 and the 4-m-long elliptically polarized undulator EPU5.6 were designed and built in-house. These two … WebOct 30, 2024 · Experimental Station 13-3. Beam line 13-3 utilizes a spherical grating monochromator (SGM) on an elliptical polarized undulator (EPU) operating in the photon energy range from 230 eV to 1700 eV with full polarization control (linear vertical/horizontal and circular left/right) covering the C, O, F K-edges, 3d transition metal L-edges, and 4f ...

Elliptically polarized undulator

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WebJul 10, 2024 · Insertion Device: Elliptical Polarized Undulator (EPU) Spot Size: 50-500 μm square Modes of Measurement: linearly or circularly polarized Resonant Soft X-ray Scattering, X-ray Absorption in total electron yeild or transmission modes Detection System: 4k x 4k in-vacuum CCD 60mm square Webradiation is linearly polarized in the horizontal plane. When χ = λ/2, where λ is the undulator period, only Bx is produced on axis, and radiation is linearly polarized in the …

WebELLIPTICALLY POLARIZED UNDULATOR Q.G. Zhou, H.F. Wang, M. Zhang, W. Zhang, SINAP, Shanghai 202400, CHINA Abstract A pair of elliptically polarized undulators … WebDec 19, 2024 · The most straightforward way is to employ an elliptically polarized undulator (EPU), whose magnetic field is given in a general form as with k u = 2 π / λ u , where λ u denotes the undulator period, B x , y are the horizontal and vertical components of the magnetic field vector, z denotes the longitudinal coordinate, and B x 0, y 0 are the ...

WebDec 14, 2024 · Evaluation of an elliptically polarized undulator for the future Taiwan Photon Source. H.-W. Luo 1,2,3, T.-Y. Chung 3, ... The resonant photon energy of an … WebNov 1, 2024 · Elliptical polarized undulators (EPUs) are broadly used in the soft X-ray energy range. They have the advantage of providing photons with both varied energy …

WebJul 21, 2001 · Introduction. During 1998/99 three beamlines of the UE56-PGM type were built at BESSY-II to meet the increased need for synchrotron radiation of tuneable, i.e. linear circular, polarization. Each beamline is located on a dual Sasaki type elliptical polarizing undulators [1], [2] and are based on a plane grating monochromator design which works ...

WebDec 14, 2024 · Evaluation of an elliptically polarized undulator for the future Taiwan Photon Source. H.-W. Luo 1,2,3, T.-Y. Chung 3, ... The resonant photon energy of an adjustable-phase undulator (APU) is varied with the relative motion of the magnet arrays along the longitudinal direction. There exists, however, a transverse field gradient (TFG) … overland power solutionsWebSep 16, 2004 · The potential use of two planar superconducting elliptical undulators---a vertically wound racetrack coil structure and a staggered array structure---to generate a circularly polarized hard x-ray source was investigated. The magnetic poles and wires of the up and down magnet arrays were rotated in alternating directions on the horizontal … ram nath and co pvt ltdram naruto hand signWeb本文采用散射矩阵级联的方法，分析了多层周期性金属栅条构成的圆极化器的极化性能，每一层栅条关于Floquet模的散射矩阵由采用全域基函数的Galerkin方法求得。圆极化轴比和驻波比的本文计算值与实验值吻合较好，证实了本文分析方法的有效性。 ram nathWebSep 18, 2024 · Although an elliptically polarized laser can be used to achieve an electron's elliptical trajectory, this research uses an elliptically polarized undulator [21–24] as … overland post office hoursWebApr 1, 2024 · Fig. 3: Principle of bunch-by bunch or turn-by-turn helicity flip of elliptically polarized X-rays from an undulator in a storage ring using transverse island buckets … ramnath and coWebJul 21, 2001 · Introduction. During 1998/99 three beamlines of the UE56-PGM type were built at BESSY-II to meet the increased need for synchrotron radiation of tuneable, i.e. … overland power setup