Modern Developments in X-Ray and Neutron Optics Episode 6 pptx

Modern Developments in X-Ray and Neutron Optics Episode 6 pptx

Modern Developments in X-Ray and Neutron Optics Episode 6 pptx

... shown (a) (b) (c) (d) (e) (f) (g) (h) Fig. 15 .6. Normalized beam intensity profiles obtained with the 1.7 μm pinhole (a) and the 0 .6 μm pinhole (b). With the 1.7 and 0 .6 μm pinholes, respectively, wavefront focus terms (c )and( d), ... LTP but instead by simply inclining the grating with respect to the optics table in order to obtain the proper incidence angle. However, the Littro...
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Modern Developments in X-Ray and Neutron Optics Episode 2 pptx

Modern Developments in X-Ray and Neutron Optics Episode 2 pptx

... initial analytical estimation of the sampling intervals. The phase- space coordinates and other random quantities (e.g., scattering angles or penetration depth in a crystal) determining the neutron ... (2.24) 2.5.7 Intersection Point The intersection point (x M ,y M ,z M ) of the ray with the optical element is determined by solving the quadratic equation in t generated by inserting (...
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Modern Developments in X-Ray and Neutron Optics Episode 1 docx

Modern Developments in X-Ray and Neutron Optics Episode 1 docx

... 91 6. 1 Introduction 91 6. 2 ResonanceBeamCoupling 93 6. 3 Front Coupling Waveguide with Preliminary Reflection . . . . . . . . . . 100 6. 3.1 PlaneWaveIncomingRadiation 101 6. 3.2 Radiation from an Incoherent ... 58 4.2.2 SamplingStrategy 59 4.2.3 OptimizationofInstrumentParameters 60 4.3 SimulationofNeutronOpticsComponents 61 4.3.1 NeutronSource 61 4.3.2 DiffractiveOptics 62 4.3....
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Modern Developments in X-Ray and Neutron Optics Episode 3 doc

Modern Developments in X-Ray and Neutron Optics Episode 3 doc

... determinant relating source coordinates and image angles. 5 The expression 1/  |D| accounting for the surface integration. products of the coordinates and angles is linear and can be described in ... field and also allows for its propagation across “thin” optics. This code is described in Sect. 5.2. Beamlines at UV and shorter wavelengths require highly grazing incidence optic...
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Modern Developments in X-Ray and Neutron Optics Episode 4 potx

Modern Developments in X-Ray and Neutron Optics Episode 4 potx

... and minima (see Fig. 6. 2 in [ 46] ). Coordinates of maxima in the spatial intensity distribution can be found from the condition for constructive interference of wave fields described in (6. 20) and ... point of the waveguide is given by Φ(x, y)=  m=m max m=0 c m (θ m )ϕ m (y)exp(−iχ m x). (6. 26) 7 Focusing Optics for Neutrons F. Ott Abstract. Neutrons beams are difficult to han...
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Modern Developments in X-Ray and Neutron Optics Episode 5 doc

Modern Developments in X-Ray and Neutron Optics Episode 5 doc

... Irick, Rev. Sci. Instrum. 63 (1), (1992) 14. R. Signorato, M. Sanchez del Rio, in Proceedings of SPIE, vol. 3152, 1997, p. 1 36 8 Volume Effects in Zone Plates 165 0 204 060 80 100 120 140 160 x-axis / ... the increasingly demanding precision requirements of mirrors in the synchrotron radiation field [6] . In the following, some of the most frequently adopted modifications will be de...
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Modern Developments in X-Ray and Neutron Optics Episode 7 doc

Modern Developments in X-Ray and Neutron Optics Episode 7 doc

... (2005) 2 36 D. Spiga Fig. 16. 1. Calculated X-ray reflectivity of a constant d-spacing W/Si multilayer (dashed line) and a W/Si supermirror (solid line) in the energy range 1–70 keV at the grazing incidence ... approximately (neglecting the beam refraction) determined by Bragg’s law, 2d sin ϑ i ≈ kλ. ( 16. 3) In ( 16. 3), k is an integer and λ is the wavelength of the radiation in...
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Modern Developments in X-Ray and Neutron Optics Episode 8 doc

Modern Developments in X-Ray and Neutron Optics Episode 8 doc

... are included, and several applications of capillary optics in X-ray diffractometry, micro -X-ray fluorescence analysis and absorption spectroscopy are presented. 18.1 Introduction Traditionally X-ray ... using single and multiple reflections are relatively efficient and are, in some cases, unique instruments for beam shaping of X-rays from laboratory sources as well as of synchr...
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Modern Developments in X-Ray and Neutron Optics Episode 9 potx

Modern Developments in X-Ray and Neutron Optics Episode 9 potx

... number requires specialised instruments for tests and a careful and time consuming production process. The interesting point in the large tolerance for the surface errors in X-ray transmission lenses ... soft X-ray contact microscopy, or micromachining of polymers by direct photoetching. Grazing incidence X-ray optics can be used to collect the radiation in a wide wavelength...
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Modern Developments in X-Ray and Neutron Optics Episode 10 doc

Modern Developments in X-Ray and Neutron Optics Episode 10 doc

... cooled down invacuumandmeasuredatRT.TheXRRandGIXDSsimulationparameters are also shown in Table 24.2. An increase of the σ and σ eff −σ values indicates an advanced interface roughening and interdiffusion, ... using a pair of materials in thermodynamic equilib- rium or using compound layers instead of elemental ones [5–8]. Incorporation 23 Stress Reduction in Multilayers Used for X-Ra...
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