Single Molecule Magnets
... triangles (Fig. 4). The ferromagnetic interaction between the antiferromagnetically coupled Mn3 O triangles leads to an S = 4 ground state. The energy barrier and τ0 values are 27.9 K and 2.3 × 10−8 s. Motivated by the triangular Mn3 O clusters in which the structural distortion could switch on the ...
... triangles (Fig. 4). The ferromagnetic interaction between the antiferromagnetically coupled Mn3 O triangles leads to an S = 4 ground state. The energy barrier and τ0 values are 27.9 K and 2.3 × 10−8 s. Motivated by the triangular Mn3 O clusters in which the structural distortion could switch on the ...
Full Article PDF - Advanced Materials Letters
... joint committee on powder diffraction standards (JCPDS No. 391363) and have indicated formation of purely hexagonalZnO nanostructures by the CHM method. No diffraction peaks from impurity (traces) like Zn salt, melts or any and other species are not detected which indicates that all the chemicals ...
... joint committee on powder diffraction standards (JCPDS No. 391363) and have indicated formation of purely hexagonalZnO nanostructures by the CHM method. No diffraction peaks from impurity (traces) like Zn salt, melts or any and other species are not detected which indicates that all the chemicals ...
Fraunhofer Diffraction
... • The edges of optical images are blurred by diffraction, and this represents a fundamental limitation on the resolution of an optical imaging system. • There is no physical difference between the phenomena of interference and diffraction, both result from the superposition of light waves. Diffracti ...
... • The edges of optical images are blurred by diffraction, and this represents a fundamental limitation on the resolution of an optical imaging system. • There is no physical difference between the phenomena of interference and diffraction, both result from the superposition of light waves. Diffracti ...
Continuous-variable optical quantum-state tomography
... Imagine that an experimentalist, Alice, uses a wellcharacterized procedure to prepare an individual particle in a particular physical state. Since Alice possesses the information about the procedure, she can make definite predictions about the particle’s behavior under various conditions, and is thu ...
... Imagine that an experimentalist, Alice, uses a wellcharacterized procedure to prepare an individual particle in a particular physical state. Since Alice possesses the information about the procedure, she can make definite predictions about the particle’s behavior under various conditions, and is thu ...
Numerical solution of the radiative transfer equation: X
... is replaced by an angle-averaged cross-section that takes into account the presence of the magnetic field (B ∼ 1012 G). Following the results of Lyubarskii & Sunyaev (1982), BW07 assumed a velocity profile v(τ) ∝ −τ, which allowed the RTE to be separable in energy and space. Note that the assumed ve ...
... is replaced by an angle-averaged cross-section that takes into account the presence of the magnetic field (B ∼ 1012 G). Following the results of Lyubarskii & Sunyaev (1982), BW07 assumed a velocity profile v(τ) ∝ −τ, which allowed the RTE to be separable in energy and space. Note that the assumed ve ...
Mode-Matching Analysis of Whispering-Gallery
... optical WGM microcavity, photons circulate along the cavity edge. When the round trip time the photon travels coincides with an integer multiple of the photon oscillation period, resonance occurs. Under the resonance condition, a WGM microcavity can confine photons within a volume as small as thousan ...
... optical WGM microcavity, photons circulate along the cavity edge. When the round trip time the photon travels coincides with an integer multiple of the photon oscillation period, resonance occurs. Under the resonance condition, a WGM microcavity can confine photons within a volume as small as thousan ...
Few-body interactions in an ultracold gas of Cesium atoms
... This work shows experiments exploring few-body quantum physics in the zeroenergy limit. Three-body and four-body interactions are addressed. Experimental evidence for Efimov quantum states in an ultracold gas of Cs atoms and the observation of magnetically tunable inelastic collision resonances in a ...
... This work shows experiments exploring few-body quantum physics in the zeroenergy limit. Three-body and four-body interactions are addressed. Experimental evidence for Efimov quantum states in an ultracold gas of Cs atoms and the observation of magnetically tunable inelastic collision resonances in a ...
Investigation of bending loss in a single
... infinite cladding structure, and since fibres with protecting layers show different bending loss behaviour, and also since bending loss does not show a smooth exponential wavelength and radius of curvature dependency, this simple model is not very suitable to work with. Bend loss modulation is often ...
... infinite cladding structure, and since fibres with protecting layers show different bending loss behaviour, and also since bending loss does not show a smooth exponential wavelength and radius of curvature dependency, this simple model is not very suitable to work with. Bend loss modulation is often ...
The optical afterglow and z = 0.92 early
... Significantly poorer fits are found with SSPs outside of this age range, or with late-type templates. At this redshift, there is a clear match between absorption features in the spectrum and the expected dominant lines (i.e., Ca II H&K, Mg I, and G-band). The distribution of χ2ν as a function of red ...
... Significantly poorer fits are found with SSPs outside of this age range, or with late-type templates. At this redshift, there is a clear match between absorption features in the spectrum and the expected dominant lines (i.e., Ca II H&K, Mg I, and G-band). The distribution of χ2ν as a function of red ...
Optical basicity - Archives ouvertes HAL Artois
... material whose acidity had to be determined. The expansion of their d outer orbital (nephelauxetic effect) upon coordination to the O2- Lewis base depends on the polarization state of these O2- and the shift of the UV frequency is related to Λ. This method was particularly useful in the case of molt ...
... material whose acidity had to be determined. The expansion of their d outer orbital (nephelauxetic effect) upon coordination to the O2- Lewis base depends on the polarization state of these O2- and the shift of the UV frequency is related to Λ. This method was particularly useful in the case of molt ...
guide to thin section microscopy - Mineralogical Society of America
... such as retardation and interference colours. Furthermore, the upgrade involves new calculated interference colour charts, including a previously unpublished ∆n–d chart. Users of this guidebook will notice that the photomicrographs do not include a scale. Scales were left out here for two simple rea ...
... such as retardation and interference colours. Furthermore, the upgrade involves new calculated interference colour charts, including a previously unpublished ∆n–d chart. Users of this guidebook will notice that the photomicrographs do not include a scale. Scales were left out here for two simple rea ...
diffraction gratings
... *A grating blazed in first order is equally blazed in the higher orders Therefore, a grating blazed at 600 nm in first order is also blazed at 300 nm in second order and so on. *Efficiency in higher orders usually follows the first order efficiency curve. *For a grating blazed in first order the max ...
... *A grating blazed in first order is equally blazed in the higher orders Therefore, a grating blazed at 600 nm in first order is also blazed at 300 nm in second order and so on. *Efficiency in higher orders usually follows the first order efficiency curve. *For a grating blazed in first order the max ...
György Dombi Gerda Szakonyi Authors
... Visual observation of the end-point by using an acidbase indicator is simple and convenient, but it may cause several problems. Instrumental methods are being used in most of the quantitative analyses in the Pharmacopeia; for acidbase titrations, the measurement of pH can be a possible solution. P ...
... Visual observation of the end-point by using an acidbase indicator is simple and convenient, but it may cause several problems. Instrumental methods are being used in most of the quantitative analyses in the Pharmacopeia; for acidbase titrations, the measurement of pH can be a possible solution. P ...
Three-Dimensional Simulation of Vertical-Cavity Surface
... level testing is also possible in this configuration. Their use is heavily pursued in parallel fiber-optic communication, where multiple-wavelength arrays are good candidates. They operate in single longitudinal mode due to the short cavity length, while the number of transverse modes can be controlle ...
... level testing is also possible in this configuration. Their use is heavily pursued in parallel fiber-optic communication, where multiple-wavelength arrays are good candidates. They operate in single longitudinal mode due to the short cavity length, while the number of transverse modes can be controlle ...
CENTRAL STARS OF PLANETARY NEBULAE IN THE LARGE
... agree. The procedure we typically adopted was to trust the LiF1A absolute flux calibration (which is most reliable; Sahnow et al. 2000) and scale the flux of the other detectors if needed. The LiF1B segment is severely affected by an artifact known as ‘‘the worm’’ (FUSE Data Handbook, ver. 1.3) and ...
... agree. The procedure we typically adopted was to trust the LiF1A absolute flux calibration (which is most reliable; Sahnow et al. 2000) and scale the flux of the other detectors if needed. The LiF1B segment is severely affected by an artifact known as ‘‘the worm’’ (FUSE Data Handbook, ver. 1.3) and ...