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The need for ever-faster information processing requires extremely small devices operating at frequencies approaching the terahertz and petahertz regimes. For the diagnostics of such devices, researchers need a spatiotemporal tool that…

Applied Physics · Physics 2024-01-30 Maximilian Mattes , Mikhail Volkov , Peter Baum

Searches for millisecond-duration, dispersed single pulses have become a standard tool used during radio pulsar surveys in the last decade. They have enabled the discovery of two new classes of sources: rotating radio transients and fast…

Instrumentation and Methods for Astrophysics · Physics 2018-08-17 D. Michilli , J. W. T. Hessels , R. J. Lyon , C. M. Tan , C. Bassa , S. Cooper , V. I. Kondratiev , S. Sanidas , B. W. Stappers , J. van Leeuwen

The ESPRI project relies on the astrometric capabilities offered by the PRIMA facility of the Very Large Telescope Interferometer for the discovery and study of planetary systems. Our survey consists of obtaining high-precision astrometry…

Experiments conducted since 2018, using three geographically spaced synchronized radio telescopes, and a radio interferometer, indicate the presence of anomalous narrow bandwidth pulse pairs, conjectured to be sourced from a celestial…

Signal Processing · Electrical Eng. & Systems 2024-11-05 William J. Crilly

The vast collecting area of the Square Kilometre Array (SKA), harnessed by sensitive receivers, flexible digital electronics and increased computational capacity, could permit the most sensitive and exhaustive search for…

The Planet Formation Imager (PFI) initiative aims at developing the next generation large scale facility for imaging astronomical optical interferometry operating in the mid-infrared. Here we report on the progress of the Planet Formation…

Instrumentation and Methods for Astrophysics · Physics 2016-08-18 Stefano Minardi , Sylvestre Lacour , Jean-Philippe Berger , Lucas Labadie , Robert R. Thomson , Chris Haniff , Michael Ireland

We describe the design, operation, and performance of a new high-speed infrared photometer using the Solid-State Photomultiplier (SSPM) detector. The SSPM was developed by Rockwell International Science Center and has single-photon counting…

Astrophysics · Physics 2009-10-28 S. S. Eikenberry , G. G. Fazio , S. M. Ransom

The next generation of Extremely Large Telescopes (ELT), with diameters up to 39 meters, will start opera- tion in the next decade and promises new challenges in the development of instruments. The growing field of astrophotonics (the use…

Instrumentation and Methods for Astrophysics · Physics 2014-08-07 N. Blind , E. Le Coarer , P. Kern , J. Bland-Hawthorn

Image sensors are the backbone of many imaging technologies of great importance to modern sciences, being particularly relevant in biomedicine. An ideal image sensor should be usable through all the electromagnetic spectrum (large…

Medical Physics · Physics 2022-03-16 Juan Aguirre

Hidden spy cameras have become a great privacy threat recently, as these low-cost, low-power, and small form-factor IoT devices can quietly monitor human activities in the indoor environment without generating any side-channel information.…

Cryptography and Security · Computer Science 2026-02-03 Wenhao Chen , Wenyi Morty Zhang , Wei Sun , Dinesh Bharadia , Roshan Ayyalasomayajula

The discovery of interstellar communication signals is complicated by the presence of radio interference. Consequently, interstellar communication signals are hypothesized to have properties that favor discovery in high levels of local…

Signal Processing · Electrical Eng. & Systems 2021-06-21 William J. Crilly

We present the concept for STARI: STarlight Acquisition and Reflection toward Interferometry. If launched, STARI will be the first mission to control a 3-D CubeSat formation to the few mm-level, reflect starlight over 10s to 100s of meters…

Instrumentation and Methods for Astrophysics · Physics 2024-08-08 John D. Monnier , Prachet Jain , Shashank Kalluri , James Cutler , Simone D'Amico , Glenn Lightsey , Leonid Pogorelyuk , Gautam Vasisht , Kerri Cahoy , Michael Meyer

The AEI 10 m prototype interferometer facility is currently being constructed at the Albert Einstein Institute in Hannover, Germany. It aims to perform experiments for future gravitational wave detectors using advanced techniques.…

Ultra-intense laser-matter interaction experiments (>10$^{18}$ W/cm$^{2}$) with dense targets are highly sensitive to the effect of laser "noise" (in the form of pre-pulses) preceding the main ultra-intense pulse. These system-dependent…

Instrumentation and Detectors · Physics 2015-06-22 S. Feister , J. A. Nees , J. T. Morrison , K. D. Frische , C. Orban , E. A. Chowdhury , W. M. Roquemore

Nulling interferometry is an astronomical technique that combines equal wavefronts to achieve a deep rejection ratio of an on-axis star, and that could permit to detect Earth-like planets in the mid-infrared band 5 -- 20 microns. Similarly…

ULTRASAT (ULtra-violet TRansient Astronomy SATellite) is a wide-angle space telescope that will perform a deep time-resolved all-sky survey in the near-ultraviolet (NUV) spectrum. The science objectives are the detection of counterparts to…

Prior work using synchronized, geographically spaced radio telescopes, and a radio interferometer, suggests that narrow-bandwidth polarized pulse pair measurements repeatedly falsify a noise-cause hypothesis, given a prior celestial…

Signal Processing · Electrical Eng. & Systems 2024-12-10 William J. Crilly

A recently discovered group of nearby co-orbital objects is an attractive location for extraterrestrial intelligence (ETI) to locate a probe to observe Earth while not being easily seen. These near-Earth objects provide an ideal way to…

Instrumentation and Methods for Astrophysics · Physics 2019-06-17 James Benford

Detecting objects such as cars and pedestrians in 3D plays an indispensable role in autonomous driving. Existing approaches largely rely on expensive LiDAR sensors for accurate depth information. While recently pseudo-LiDAR has been…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Yurong You , Yan Wang , Wei-Lun Chao , Divyansh Garg , Geoff Pleiss , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger

I very briefly describe the latest generation near infrared (1-2.5 micron) instruments which are available on, or under development for `large' (D>=3.5 m) telescopes. Most of the imagers under construction are limited to relatively small…

Astrophysics · Physics 2007-05-23 E. Oliva
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