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Related papers: MEMS Mirror Manufacturing and Testing for Innovati…

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We introduce our new program to develop two-dimensional MEMS arrays of individually addressable micro-mirrors (''Micro-Mirror Devices'', MMDs) specifically optimized for astronomy, multi-slit spectroscopy in particular. After reviewing the…

Instrumentation and Methods for Astrophysics · Physics 2025-08-27 Massimo Robberto , Cuiling Gong , Jim Huffman , Zoran Ninkov , Ivan Puchades , Mario Gennaro , Susan A. Kassin , Steven A. Smee

Micro-electro-mechanical systems (MEMS) technology can provide for deformable mirrors (DMs) with excellent performance within a favorable economy of scale. Large MEMS-based astronomical adaptive optics (AO) systems such as the Gemini Planet…

The Gamma-Ray and AntiMatter Survey (GRAMS) project is a proposed next-generation balloon/satellite mission targeting both MeV gamma-ray observations and antimatter-based dark matter searches. A cost-effective, large-scale Liquid Argon Time…

GRAMS (Gamma-Ray and AntiMatter Survey) is a novel project that can simultaneously target both astrophysical observations with MeV gamma rays and an indirect dark matter search with antimatter. The GRAMS instrument is designed with a…

High Energy Astrophysical Phenomena · Physics 2019-12-06 Tsuguo Aramaki , Per Hansson Adrian , Georgia Karagiorgi , Hirokazu Odaka

The MMT Adaptive Optics exoPlanet Characterization System (MAPS) is a comprehensive update to the first generation MMT adaptive optics system (MMTAO), designed to produce a facility class suite of instruments whose purpose is to image…

MAGIX is a planned experiment that will be implemented at the upcoming accelerator MESA in Mainz. Due to its location in the energy-recovering lane of the accelerator beam-currents up to 1mA with a maximum energy of 105 MeV will be…

Gravity Recovery and Climate Experiment Follow-On (GRACE-FO) was launched on May 22, 2018. It carries the Laser Ranging Interferometer (LRI) as a technology demonstrator that measures the inter-satellite range with nanometer precision using…

Geophysics · Physics 2021-07-07 Sujata Goswami , Samuel P. Francis , Tamara Bandikova , Robert E Spero

The High Energy Modular Ensemble of Satellites (HERMES) project is aimed to realize a modular X/gamma-ray monitor for transient events, to be placed on-board of a CubeSat bus. This expandable platform will achieve a significant impact on…

Sensors and actuators based on resonant micro-electro-mechanical systems (MEMS), such as scanning micro mirrors, are well-established in automotive and consumer products. As the areas of application broaden, the requirements for the MEMS…

Applied Physics · Physics 2020-02-07 Ulrike Nabholz , Florian Stockmar , Jan E. Mehner , Peter Degenfeld-Schonburg

Simbol-X will push grazing incidence imaging up to 80 keV, providing a strong improvement both in sensitivity and angular resolution compared to all instruments that have operated so far above 10 keV. The superb hard X-ray imaging…

The concept of a gamma-ray telescope based on a Laue lens offers the possibility to increase the sensitivity by more than an order of magnitude with respect to existing instruments. Laue lenses have been developed by our collaboration for…

Sensitivity and resolution of space telescopes are directly related to the size of the primary mirror. Enabling such future extremely large space telescopes or even arrays of those will require to drastically reduce the areal weight of the…

Instrumentation and Methods for Astrophysics · Physics 2024-10-11 S. Rabien , L. Busoni , C. Del Vecchio , J. Ziegleder , S. Esposito

In the era of high-angular resolution astronomical instrumentation, where long and very long baseline interferometers (constituted by many, $\sim$ 20 or more, telescopes) are expected to work not only in the millimeter and submillimeter…

The need for both high quality images and lightweight structures is one of the main drivers in space telescope design. An efficient wavefront control system will become mandatory in future large observatories, retaining performance while…

Instrumentation and Methods for Astrophysics · Physics 2013-05-03 Marie Laslandes , Emmanuel Hugot , Marc Ferrari , Claire Hourtoule , Christian Singer , Christophe Devilliers , Celine Lopez , Frederic Chazallet

The LARES (LAser RElativity Satellite) satellite was successfully launched in February 2012. The LARES space experiment is based on the orbital determinations of the laser ranged satellites LARES, LAGEOS (LAser GEOdynamics Satellite) and…

General Relativity and Quantum Cosmology · Physics 2015-06-17 I. Ciufolini , B. Moreno Monge , A. Paolozzi , R. Koenig , G. Sindoni , G. Michalak , E. Pavlis

MOEMS Deformable Mirrors (DM) are key components for next generation instruments with innovative adaptive optics systems, in existing telescopes and in the future ELTs. These DMs must perform at room temperature as well as in cryogenic and…

Instrumentation and Methods for Astrophysics · Physics 2017-04-19 Frederic Zamkotsian , Patrick Lanzoni , Rudy Barette , Emmanuel Grassi , Patrick Vors , Michael Helmbrecht , Franck Marchis , Alex Teichman

A multi-level tunable reflection array wide-angle beam scanning method is proposed to address the limited bandwidth and small scanning angle issues of current terahertz beam scanning technology. In this method, a focusing lens and its array…

Optics · Physics 2024-09-09 Weihua Yu , Hong Peng , Mingze Li , Haolin Li , Yuan Xue , Huikai Xie

This study presents a prospective concept of a mechanically reconfigurable Gradient Index (GRIN) lens for focusing and beamforming applications. The lens is formed by corrugated layers, each realizing a refractive index profile expressed in…

Optics · Physics 2025-06-27 K. Kaboutari , X. Liu , A. Abraray , P. Pinho , S. Shen , S. Maslovski

After a brief introduction on the scientific objectives of the LARES/WEBER-SAT satellite we present the recent measurement of the Lense-Thirring effect using the nodes of the LAGEOS and LAGEOS 2 satellites and using the Earth gravity model…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Ignazio Ciufolini

The LAMP (Lightweight Asymmetry and Magnetism Probe) X-ray telescope is a mission concept to measure the polarization of X-ray astronomical sources at 250 eV via imaging mirrors that reflect at incidence angles near the polarization angle,…

Instrumentation and Methods for Astrophysics · Physics 2016-10-03 D. Spiga , B. Salmaso , R. She , K. Tayabaly , M. Wen , R. Banham , E. Costa , H. Feng , A. Giglia , Q. Huang , F. Muleri , G. Pareschi , P. Soffitta , G. Tagliaferri , G. Valsecchi , Z. Wang
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