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Galaxy Surveys are enjoying a renaissance thanks to the advent of multi-object spectrographs on ground-based telescopes. The last 15 years have seen the fruits of this experimental advance, including the 2-degree Field Galaxy Redshift…

Cosmology and Nongalactic Astrophysics · Physics 2013-12-20 Will J. Percival

Radio astronomy has entered its golden era, with many revolutionary facilities such as SKA, ngVLA, and LOFAR2.0 coming online in the next decade. These facilities are certain to redefine radio astronomy. However, on smaller scales-such as…

Instrumentation and Methods for Astrophysics · Physics 2025-06-30 G B Raghavkrishna , Deeptangshu Banik , B Ravi Kumar , D Veeraswamy

ICE-T (International Concordia Explorer Telescope) is a double 60 cm f/1.1 photometric robotic telescope, on a parallactic mount, which will operate at Dome C, in the long Antarctic night, aiming to investigate exoplanets and activity of…

Instrumentation and Methods for Astrophysics · Physics 2015-05-14 I. Di Varano , K. G. Strassmeier , T. Granzer , M. Woche

The performance of an adaptive optics (AO) system on a 100m diameter ground based telescope working in the visible range of the spectrum is computed using an analytical approach. The target Strehl ratio of 60% is achieved at 0.5um with a…

Astrophysics · Physics 2009-10-31 M. Le Louarn , N. Hubin , M. Sarazin , A. Tokovinin

We have monitored 20 Sun-like stars in the Kepler field-of-view for excess flux with the FIES spectrograph on the Nordic Optical Telescope since the launch of Kepler spacecraft in 2009. These 20 stars were selected based on their…

We present a method estimating the atmospheric parameters Teff, log g, [Fe/H] for stars observed, even at low signal to noise ratio, with the echelle spectrograph ELODIE on the 193cm telescope at Observatoire de Haute-Provence. The method…

Astrophysics · Physics 2007-05-23 D. Katz , C. Soubiran , R. Cayrel , M. Adda , R. Cautain

SOXS (Son Of X-Shooter) is the new ESO instrument that is going to be installed on the 3.58-m New Technology Telescope at the La Silla Observatory. SOXS is a single object spectrograph offering a wide simultaneous spectral coverage from U-…

Subretinal injection methods and other procedures for treating retinal conditions and diseases (many considered incurable) have been limited in scope due to limited human motor control. This study demonstrates the next generation,…

The Search for Extra-terrestrial Intelligence (SETI) using radio telescopes is an area of research that is now more than 50 years old. Thus far, both targeted and wide-area surveys have yet to detect artificial signals from intelligent…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 Michael A. Garrett

This thesis project arises from the need to put into operation the spectrograph (COLORES) of the station (BOOTES 2), located in La Mayora and belonging to the network of Burst Observer and Optical Transient Exploring System (BOOTES)…

Instrumentation and Methods for Astrophysics · Physics 2024-02-13 Álvaro Montoro

The Zadko Telescope is a 1 m f/4 Cassegrain telescope, situated in the state of Western Australia about 80 km north of Perth. The facility plays a niche role in Australian astronomy, as it is the only meter class facility in Australia…

High Energy Astrophysical Phenomena · Physics 2017-01-18 D. M. Coward , B. Gendre , P. Tanga , D. Turpin , J. Zadko , R. Dodson , M. Devogéle , E. J. Howell , J. A. Kennewell , M. Boër , A. Klotz , D. Dornic , J. A. Moore , A. Heary

We apply the ${\tt weirddetector}$, a nonparametric signal detection algorithm based on phase dispersion minimization, in a search for low duty-cycle periodic signals in the Transiting Exoplanet Survey Satellite (${\it TESS}$) photometry.…

Earth and Planetary Astrophysics · Physics 2020-09-30 Joheen Chakraborty , Adam Wheeler , David Kipping

This article deals with a patents state-of-the-art linked to our robotic system which holds an endoscope. In a first part, we analyze how the endoscope operates as well as we discover the environment where we wish to use it: the middle ear.…

Robotics · Computer Science 2019-08-08 M. Dreux , L Ginzburg , P. Bordure , D. Chablat , G. Michel

Intelligent scheduling of the sequence of scientific exposures taken at ground-based astronomical observatories is massively challenging. Observing time is over-subscribed and atmospheric conditions are constantly changing. We propose to…

Instrumentation and Methods for Astrophysics · Physics 2020-11-09 Sankalp Gilda , Yuan-Sen Ting , Kanoa Withington , Matthew Wilson , Simon Prunet , William Mahoney , Sebastien Fabbro , Stark C. Draper , Andrew Sheinis

The prototype Robo-AO system at the Palomar Observatory 1.5-m telescope is the world's first fully automated laser adaptive optics instrument. Scientific operations commenced in June 2012 and more than 12,000 observations have since been…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Christoph Baranec , Reed Riddle , Nicholas M. Law , Mark R. Chun , Jessica R. Lu , Michael S. Connelley , Donald Hall , Dani Atkinson , Shane Jacobson

The robotic 2m Liverpool Telescope, based on the Canary island of La Palma, has a diverse instrument suite and a strong track record in time domain science, with highlights including early time photometry and spectra of supernovae,…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 C. M. Copperwheat , I. A. Steele , S. D. Bates , R. J. Smith , M. F. Bode , I. Baker , T. Peacocke , K. Thomson

Surgical robots offer the exciting potential for remote telesurgery, but advances are needed to make this technology efficient and accurate to ensure patient safety. Achieving these goals is hindered by the deleterious effects of latency…

Robotics · Computer Science 2019-02-22 Florian Richter , Yifei Zhang , Yuheng Zhi , Ryan K. Orosco , Michael C. Yip

The ASTEP project aims at detecting and characterizing transiting planets from Dome C, Antarctica, and qualifying this site for photometry in the visible. The first phase of the project, ASTEP South, is a fixed 10 cm diameter instrument…

The Dark Energy Spectroscopic Instrument (DESI) is under construction to measure the expansion history of the universe using the baryon acoustic oscillations technique. The spectra of 35 million galaxies and quasars over 14,000 square…