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Related papers: Limits to rover miniaturisation and their implicat…

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High-fidelity simulators for the lunar surface provide a digital environment for extensive testing of rover operations and mission planning. However, current simulators focus on either visual realism or physical accuracy, which limits their…

Robotics · Computer Science 2026-01-09 Jakob M. Kern , James M. Hurrell , Shreya Santra , Keisuke Takehana , Kentaro Uno , Kazuya Yoshida

Many science missions require an unobstructed view of space and a stable thermal environment but lack the technical or programmatic resources to reach orbits that satisfy these needs. This paper presents a high Earth orbit in 2:1 resonance…

Earth and Planetary Astrophysics · Physics 2013-08-09 Joseph W. Gangestad , Gregory A. Henning , Randy R. Persinger , George R. Ricker

We have demonstrated that small gap (0.1 to 0.4 mm) RPCs made of low resistivity materials (less than 1E8 Ohm.cm) can operate at counting rates of up to 1E5 Hz/mm2 with position resolutions better than 50 micrometer. Results of preliminary…

Instrumentation and Detectors · Physics 2009-11-07 T. Francke , P. Fonte , V. Peskov , J. Rantanen

Recent data released by the AMS experiment on the primary spectra and secondary-to-primary ratios in cosmic rays (CRs) can pose tight constraints to astrophysical models of CR acceleration and transport in the Galaxy, thereby providing a…

High Energy Astrophysical Phenomena · Physics 2018-07-31 Nicola Tomassetti

The next generation magnetic spectrometer in space, AMS-100, is designed to have a geometrical acceptance of $100\,\mathrm{m}^2\,\mathrm{sr}$ and to be operated for at least ten years at the Sun-Earth Lagrange Point 2. Compared to existing…

Underwater marine inspections for ship hull or marine debris, etc. are one of the vital measures carried out to ensure the safety of marine structures and underwater species. This work details the design, development and qualification of a…

Robotics · Computer Science 2020-07-10 Parag Tarwadi , Yuta Shiraki , Ori Ganoni , Shanghai Wei , Ho Seok Ahn , Bruce MacDonald

5G millimeter-wave (mmWave) cellular networks are in the early phase of commercial deployments and present a unique opportunity for robust, high-data-rate communication to unmanned aerial vehicles (UAVs). A fundamental question is whether…

Systems and Control · Electrical Eng. & Systems 2022-09-21 Seongjoon Kang , Marco Mezzavilla , Angel Lozano , Giovanni Geraci , Sundeep Rangan , Vasilii Semkin , William Xia , Giuseppe Loianno

Exploration of the lunar south pole with a solar-powered rover is challenging due to the highly dynamic solar illumination conditions and the presence of permanently shadowed regions (PSRs). In turn, careful planning in space and time is…

Robotics · Computer Science 2025-01-06 Olivier Lamarre , Shantanu Malhotra , Jonathan Kelly

Micro Air Vehicles (MAVs) will unlock their true potential once they can operate in groups. To this end, it is essential for them to estimate on-board the relative location of their neighbors. The challenge lies in limiting the mass and…

Robotics · Computer Science 2017-03-09 Mario Coppola , Kimberly McGuire , Kirk Y. W. Scheper , Guido C. H. E. de Croon

5G radio at millimeter wave (mmWave) and beyond 5G concepts at 0.1-1 THz can exploit angle and delay measurements for localization, by the virtue of increased bandwidth and large antenna arrays but are limited in terms of blockage caused by…

Signal Processing · Electrical Eng. & Systems 2020-06-12 Henk Wymeersch , Jiguang He , Benoît Denis , Antonio Clemente , Markku Juntti

A feasibility study was carried out at the Astronomical Observatory of the Autonomous Region of the Aosta Valley demonstrating that it is a well-poised site to conduct an upcoming observing campaign aimed at detecting small-size…

Earth and Planetary Astrophysics · Physics 2009-11-19 M. Damasso , P. Calcidese , A. Bernagozzi , E. Bertolini , P. Giacobbe , M. G. Lattanzi , R. Smart , A. Sozzetti

Cooling microwave resonators to near the quantum ground state, crucial for their operation in the quantum regime, is typically achieved by direct device refrigeration to a few tens of millikelvin. However, in quantum experiments that…

Quantum Physics · Physics 2020-01-29 Mingrui Xu , Xu Han , Chang-Ling Zou , Wei Fu , Yuntao Xu , Changchun Zhong , Liang Jiang , Hong X. Tang

Atomic scale nanowires attract enormous interest in a wide range of fields. On the one hand, due to their quasi-one-dimensional nature, they can act as a experimental testbed for exotic physics: Peierls instability, charge density waves,…

Materials Science · Physics 2014-03-13 Danny E. P. Vanpoucke

Semiconductor photonic devices operating in the midwave infrared (mid-IR, which we roughly define here as wavelengths spanning 3 to 14 microns) uniquely address a wide range of current practical needs. These include chemical sensing,…

Over the past few years, microelectromechanical system (MEMS) based on-chip resonators have shown significant potential for sensing and high frequency signal processing applications. This is due to their excellent features like small size,…

Other Computer Science · Computer Science 2013-01-15 Joydeep Basu , Tarun Kanti Bhattacharyya

A novel algorithm is proposed to downscale microwave brightness temperatures ($\mathrm{T_B}$), at scales of 10-40 km such as those from the Soil Moisture Active Passive mission to a resolution meaningful for hydrological and agricultural…

Computer Vision and Pattern Recognition · Computer Science 2015-02-02 Subit Chakrabarti , Jasmeet Judge , Anand Rangarajan , Sanjay Ranka

In the last decade, imaging polarimeters based on micropolarizer arrays have been developed for use in terrestrial remote sensing and metrology applications. Micropolarizer-based sensors are dramatically smaller and more mechanically robust…

Instrumentation and Methods for Astrophysics · Physics 2018-04-26 Dmitry Vorobiev , Zoran Ninkov , Neal Brock

Autonomous precision navigation to land onto the Moon relies on vision sensors. Computer vision algorithms are designed, trained and tested using synthetic simulations. High quality terrain models have been produced by Moon orbiters…

Magnetically levitated spinning rotors are key elements in important technologies such as navigation by gyroscopes, energy storage by flywheels, ultra-high vacuum generation by turbomolecular pumps, and pressure sensing for process control.…

Unmanned aerial vehicle (UAV) techniques have developed rapidly within the past few decades. Using UAVs provides benefits in numerous applications such as site surveying, communication systems, parcel delivery, target tracking, etc. The…

Systems and Control · Electrical Eng. & Systems 2024-04-05 Siyuan Li
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