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The issues related to moving elements in space and instruments working in broader wavelength ranges lead to a need for robust polarimeters, efficient on a wide spectral domain, and adapted to space conditions. As part of the UVMag…

Instrumentation and Methods for Astrophysics · Physics 2015-10-28 Martin Pertenais , Coralie Neiner , Pernelle Bernardi , Jean-Michel Reess , Pascal Petit

Many developments in science and engineering depend on tackling complex optimizations on large scales. The challenge motivates intense search for specific computing hardware that takes advantage from quantum features, nonlinear dynamics, or…

Maximizing the power conversion efficiency of solar cells plays a crucial role in upscaling solar energy production. Combining two or more solar cells with different bandgaps into a multi-junction tandem solar cells lowers thermalization…

X-ray charge-coupled devices (CCDs) are the workhorse detectors of modern X-ray astronomy. Typically covering the 0.3-10.0 keV energy range, CCDs are able to detect photoelectric absorption edges and K shell lines from most abundant metals.…

Sub-angstrom spatial resolution of electron density coupled with sub-femtosecond temporal resolution is required to directly observe the dynamics of the electronic structure of a molecule after photoinitiation or some other ultrafast…

Cosmic ray science has proved to be a very active field, with several important results from recent space-based instruments. Next generation experiments will explore the multi-TeV energy range, trying to cope with the mass and power budget…

High Energy Astrophysical Phenomena · Physics 2016-04-14 Carmelo Sgrò , Marco Incagli

With the introduction of consumer light field cameras, light field imaging has recently become widespread. However, there is an inherent trade-off between the angular and spatial resolution, and thus, these cameras often sparsely sample in…

Computer Vision and Pattern Recognition · Computer Science 2016-09-13 Nima Khademi Kalantari , Ting-Chun Wang , Ravi Ramamoorthi

Future space-based X-ray telescope missions are likely to have significantly increased demands on detector read out rates due to increased collection area, and there will be a desire to minimize radiation damage in the interests of…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Abe D. Falcone , Zachary Prieskorn , Christopher Griffith , Stephen Bongiorno , David N. Burrows

We propose and design novel axisymmetric focusing mirrors, known as Wolter optics, for small-angle neutron scattering instruments. Ray-tracing simulations show that using the mirrors can result in more than an order-of-magnitude increase in…

Instrumentation and Detectors · Physics 2012-05-30 Dazhi Liu , Mikhail V. Gubarev , Giacomo Resta , Brian D. Ramsey , David E. Moncton , Boris Khaykovich

We report on recent progress in the development of Laue lenses for applications in hard X/soft gamma-ray astronomy. Here we focus on the realization of a sector of such a lens made of 11 bent Germanium crystals and describe the…

Levitated dielectric particles in a vacuum have emerged as a new platform in quantum science, with applications ranging from precision acceleration and force sensing to testing quantum physics beyond the microscopic domain. Traditionally,…

We propose a novel coaxial spherical-lens shaping system to achieve a flat-top focus profile by exploiting the spherical aberration of the lens. The well-known aspherical-lens shaping system is compared to ours, and a comparison of etching…

Optics · Physics 2023-03-01 Wei Yang , Zhen Zhang

While the scientific potential of high-energy X-ray and gamma-ray polarimetry has long been recognized, measuring the polarization of high-energy photons is challenging. To date, there has been very few significant detections from an…

Instrumentation and Methods for Astrophysics · Physics 2023-04-05 Denis Bernard , Tanmoy Chattopadhyay , Fabian Kislat , Nicolas Produit

A spatial light modulator (SLM) is one of the most useful and convenient device to generate structural light beams such as twisted light and complexed images used in modern optical science. The unbounded dimension of twisted light makes it…

Multi-object or integral field spectrographs are recognized techniques for achieving simultaneous spectroscopic observations of different or extended sky objects with a high multiplex factor. In this communication is described a…

Instrumentation and Detectors · Physics 2016-12-14 Francois Henault , Florence Laurent

We present the results obtained with the new Laue lens prototype built in the LARIX facility in the Physics Department of University of Ferrara. Following the results of the first prototype presented at the SPIE conference in Marseille, and…

Instrumentation and Methods for Astrophysics · Physics 2015-05-30 E. Virgilli , F. Frontera , V. Valsan , V. Liccardo , V. Carassiti , F. Evangelisti , S. Squerzanti

The VOXES project's goal is to realize the first prototype of a high resolution and high precision X-ray spectrometer for diffused sources, using Highly Annealed Pyrolitic Graphite (HAPG) crystals combined with precision position detectors.…

Instrumentation and Detectors · Physics 2019-03-08 A. Scordo , H. Shi , C. Curceanu , M. Miliucci , F. Sirghi , J. Zmeskal

Multiplexed surveys have the ambition to grow larger for the next generation of focal plane instruments. Future projects such as Spec-S5, MUST, and WST have an ever-growing need for multi-object spectroscopy (13,000 - 20,000 simultaneous…

Instrumentation and Methods for Astrophysics · Physics 2024-08-30 Maxime Rombach , Xiangyu Xu , Ricardo Araujo , Markus Thurneysen , Stefane Caseiro , Corentin Magnenat , Joseph H. Silber , Malak Galal , David Schlegel , Jean-Paul Kneib

The realization of X-ray telescopes with imaging capabilities in the hard (> 10 keV) X-ray band requires the adoption of optics with shallow (< 0.25 deg) grazing angles to enhance the reflectivity of reflective coatings. On the other hand,…

Vortex coronagraphs are an attractive solution for imaging exoplanets with future space telescopes due to their relatively high throughput, large spectral bandwidth, and low sensitivity to low-order aberrations compared to other…

Instrumentation and Methods for Astrophysics · Physics 2019-09-11 Garreth Ruane , Dimitri Mawet , A J Eldorado Riggs , Eugene Serabyn