Acquisition de systèmes d’analyses d’images

Lot 1 - microtographe à rayons x : Performances et fonctionnalités : • The system must be of the bench-top type and its and its weight must not exceed 250 kg • The spot size of the X-ray source must be less than 3 μm • The X-ray source must have a maximum power of at least 10W. • The maximum energy of the X-ray source is not less than 100 kV. • The system must have a sensor with a minimum pixel count of 16 MP. • The magnification must be continuously adjustable. • An automatic filter changer must be included to select appropriate energy for at least 6 positions. • The system must have a micro-positioning stage above the rotation stage to center the sample precisely, which is automatically controlled by the operating software. • The radiation at 10 cm from each point of the system must be less than 1μSv/h to ensure radiation protection. • To avoid installation costs and downtime, the instrument must be hardware and software prepared and pre-wired Accessories The system must be delivered with a workstation conform to the following specifications : • Tower : • Two Intel XEON Gold 5218 (or similar) , 2.3/3.9GHz processors, 16 cores each • NVIDIA Quadro RTX5000 (or similar), 16GB graphical card • 512GB RAM • 1TB Solid State Drive for OS and programs • 16TB (2x8TB), 7200rpm SATA HDD • QWERTY keyboard, mouse • 34-inch Ultra-Wide Curved LCD monitor • Windows 10 Pro • Include a software with the following specifications : - System control and data acquisition - CPU based volume rebuilding - 3D and 2D morphometric analysis - Visualization and 3D animation in volume - 3D visualization and animation with surface rendering - GPU based volume reconstruction - 2D and 3D analysis of all objects and individual objects - 2D and 3D recording of reconstructed images - Phase recovery (Paganin method) - Sorting (intrinsic) based on the image of gated scans in list mode (lung, heart) - Analysis of the orientation of individual fibers and fiber bundles - Quantification of open and closed pores - Possibility to install all software to multiple computers without additional licensing, - multiple copies of software can be started on the same computer. With this feature so we will be able to reconstruct and analyse a measurement, while another measurement is running. - time-unlimited, free access to software updates and upgrades.

Imagerie à rayon infrarouges