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Multi-beam

Multi-Beam Si/GaAs Holographic Metasurface Antenna at W-Band

Multi-Beam Si/GaAs Holographic Metasurface Antenna at W-Band

... holographic beam shaping metasurface antenna has recently gained significant traction ...achieves beam shaping by using the feeding source as the reference-wave and interacting it with the objective ...

7

Patterns of difficult cases for breast irradiation: where multi-beam IMRT and SIB should be the primary choice

Patterns of difficult cases for breast irradiation: where multi-beam IMRT and SIB should be the primary choice

... Purpose/Objective: To present the dosimetric advantages of multi- beam(MB) IMRT combined with SIB over tangential field (TG) treatment in breast cancer patients with unusual clinical situations. Materials ...

1

POINT CLOUD REFINEMENT WITH A TARGET-FREE INTRINSIC CALIBRATION OF A MOBILE MULTI-BEAM LIDAR SYSTEM

POINT CLOUD REFINEMENT WITH A TARGET-FREE INTRINSIC CALIBRATION OF A MOBILE MULTI-BEAM LIDAR SYSTEM

... a multi- beam LIDAR sensor, we can separate its calibration into two distinct parts: on one hand, we have an extrinsic calibration, in common with mono-beam LIDAR sensors, which gives the ...

9

Interference-aware Frame Optimization for the Return Link of a Multi-Beam Satellite

Interference-aware Frame Optimization for the Return Link of a Multi-Beam Satellite

... a multi-beam satellite and investigate the possibility of reaching the upper bound of a coordinated 2-color system capacity through the use of Interference-aware User Scheduling ...

7

X-ray powder diffraction in reflection geometry on multi-beam kJ-type laser facilities

X-ray powder diffraction in reflection geometry on multi-beam kJ-type laser facilities

... large multi-beam facilities as Omega and NIF, these problems are overridden by the use of very bright laser-plasma X-ray source, or by limiting the peak intensity and thus peak pressure to reduce X-ray ...

42

A Millimeter Wave Multi-beam Transparent Transmitarray Antenna at Ka-band

A Millimeter Wave Multi-beam Transparent Transmitarray Antenna at Ka-band

... to beam steering has not yet been ...achieve beam steering would be to displace mechanically the source on the focal plane [6], at the cost of increasing the weight and limiting the beam steering ...

6

Control of a multi-beam antenna using a genetic algorithm

Control of a multi-beam antenna using a genetic algorithm

... The results show that even for this large a population, the chance of randomly generating a genotype which has a fitness value approaching that of a typical iteration of the[r] ...

79

Beam Diagnostics for SPIRAL2 RNB

Beam Diagnostics for SPIRAL2 RNB

... a multi-beam driver facility in order to allow both ISOL and low-energy in- flight techniques to produce intense radioactive ion beams (RIB) in a new ...

4

Monte Carlo Beam Search

Monte Carlo Beam Search

... nextBeam beam ← nextBeam end while The variable nextBeam is set to the empty set before filling it with new ...the beam the following position of the best playout associated to the position is put into ...

7

Double-beam waveguide arrays

Double-beam waveguide arrays

... L’accès à ce site Web et l’utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D’UTILISER CE SITE WEB. NRC Publicat[r] ...

12

The dual beam spectropluviometer

The dual beam spectropluviometer

... N. Akrour, L. Barthès, A. Chazottes, J.Y. Delahaye,, P. Golé, J. Lavergnat and J.P. Vinson LATMOS/IPSL/UVSQ/UPMC/CNRS The Dual Beam spectropluviometer (DBS) measures the equivalent diameter, the fall velocity and ...

2

Enriched elasto-plastic beam model

Enriched elasto-plastic beam model

... isotropic beam this idea was fully generalized by Miara & Trabucho [Miara and Trabucho, 1992] (also detailed in [Trabucho and Viaño, 1996]) and so called “Galerkin spectral ...corresponding beam model ...

193

Development of beam-to-beam contact detection algorithms for rotor-stator rubbing applications

Development of beam-to-beam contact detection algorithms for rotor-stator rubbing applications

... The sensitivity to the proposed assumptions for the contact detection is now studied: the computed rotating speed and the dis- placements at the bearing location are depicted in figure 7[r] ...

9

Shaping trailing beams for beam loading via beam-induced-ionization injection at FACET

Shaping trailing beams for beam loading via beam-induced-ionization injection at FACET

... In the configuration where the driver has 1 nC more charge was injected. For that reason that driver configura- tion is the one chosen for testing the B-III shaping technique discussed in the previous sections of this ...

11

Zero-current longitudinal beam dynamics

Zero-current longitudinal beam dynamics

... increases as shown by the Fig. 4 phase-space portraits plotted using the mapping superimposed on the red separatrix calculated from the smooth approximation. The study of the longitudinal beam dynamics using the ...

4

A ball-on-beam project kit

A ball-on-beam project kit

... Step responses and bode plots were measured for the motor angle, and ball position. Bode[r] ...

40

Vertical Beam Polarization at MAMI

Vertical Beam Polarization at MAMI

... Usually the magnets are operated in such a way that the fields are of opposite orientation and equal in strength, and serve as focusing elements with a focal length of approximately 24 cm inversely proportional to the ...

10

Automatic beam tuning at GANIL

Automatic beam tuning at GANIL

... The beam centering in the beam lines is, up to now, realized manually : the operator modifies a steerer intensity, and looks at the beam position on the profile moni[r] ...

5

Beam optical calculations for SPIRAL2

Beam optical calculations for SPIRAL2

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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Frame based gaussian beam bouncing

Frame based gaussian beam bouncing

... A general formulation based on frame re-expansions of GB fields in the course of GBS algorithms will be outlined, and closed form expressions used for frame decomposition of incident beam fields and frame change ...

5

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