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Related papers: The Sydney-AAO Multi-object Integral field spectro…

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FIRST is a spectro-interferometer combining, in the visible, the techniques of aperture masking and spatial filtering thanks to single-mode fibers. This instrument aims to deliver high contrast capabilities at spatial resolutions that are…

The Chinese Space Station Survey Telescope (CSST) is a next-generation Stage-IV facility renowned for its wide field of view, high image quality, and multi-band observational capabilities. Among the five instruments onboard the CSST, the…

The 2dF (Two-degree Field) facility at the prime focus of the Anglo-Australian Telescope provides multiple object spectroscopy over a 2 degree field of view. Up to 400 target fibres can be independently positioned by a complex robot. Two…

We demonstrate for the first time an efficient, photonic-based astronomical spectrograph on the 8-m Subaru Telescope. An extreme adaptive optics system is combined with pupil apodiziation optics to efficiently inject light directly into a…

Instrumentation and Methods for Astrophysics · Physics 2017-08-29 N. Jovanovic , N. Cvetojevic , B. Norris , C. Betters , C. Schwab , J. Lozi , O. Guyon , S. Gross , F. Martinache , P. Tuthill , D. Doughty , Y. Minowa , N. Takato , J. Lawrence

Bridging the gap between data-rich training regimes and observation-sparse deployment conditions remains a central challenge in spatiotemporal field reconstruction, particularly when target domains exhibit distributional shifts,…

Machine Learning · Computer Science 2026-01-30 Xingyue Zhang , Yuxuan Bao , Mars Liyao Gao , J. Nathan Kutz

Multi-object spectroscopy (MOS) instruments, such as the Two-degree Field (2dF) facility of the Anglo-Australian Observatory (AAO), have facilitated large-scale redshift surveys. Yet despite their acclaim, instrument design has been…

A universal methodology for coding-decoding the complex amplitude field of an imaged sample in coherent microscopy is presented, where no restrictions on any of the two interferometric beams are required. Thus, the imaging beam can be…

The OPTIMOS-EVE concept provides optical to near-infrared (370-1700 nm) spectroscopy, with three spectral resolution (5000, 15000 and 30000), with high simultaneous multiplex (at least 200). The optical fibre links are distributed in five…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Isabelle Guinouard , Fanny Chemla , Hector Flores , Jean-Michel Huet , François Hammer , Gerben Wulterkens

Objective: The study aims to address the challenge of aligning Standard Fundus Images (SFIs) and Ultra-Widefield Fundus Images (UWFIs), which is difficult due to their substantial differences in viewing range and the amorphous appearance of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Kanggeon Lee , Su Jeong Song , Soochahn Lee , Kyoung Mu Lee

Binospec is a wide-field optical (360 to 1000 nm) spectrograph commissioned at the MMT 6.5m telescope in 2017. In direct imaging mode Binospec addresses twin 8$^\prime$ (wide) by 15$^\prime$ (slit length) fields of view. We describe an…

Instrumentation and Methods for Astrophysics · Physics 2025-01-06 Daniel Fabricant , Sagi Ben-Ami , Igor Chilingarian , Robert Fata , Sean Moran , Martin Paegert , Matthew Smith , Joseph Zajac

We study the balance in dynamical support of 384 galaxies with stellar kinematics out to >1.5R_e in the Sydney AAO Multi-object Integral Field (SAMI) Galaxy Survey. We present radial dynamical profiles of the local rotation dominance…

The Imager on Board Integral Satellite (IBIS) is the imaging instrument of the INTEGRAL satellite, the hard-X/soft-gamma ray ESA mission to be launched in 2001. It provides diagnostic capabilities of fine imaging (12' FWHM), source…

Astrophysics · Physics 2009-10-30 P. Goldoni , A. Goldwurm , P. Laurent , F. Lebrun

Photoacoustic microscopy (PAM) is a novel implementation of photoacoustic imaging (PAI) for visualizing the 3D bio-structure, which is realized by raster scanning of the tissue. However, as three involved critical imaging parameters,…

Image and Video Processing · Electrical Eng. & Systems 2023-08-10 Zhengyuan Zhang , Haoran Jin , Zesheng Zheng , Wenwen Zhang , Wenhao Lu , Feng Qin , Arunima Sharma , Manojit Pramanik , Yuanjin Zheng

This paper describes the Wide Field Spectrograph (WiFeS) under construction at the Research School of Astronomy and Astrophysics (RSAA) of the Australian National University (ANU) for the ANU 2.3m telescope at the Siding Spring Observatory.…

Astrophysics · Physics 2019-08-19 Michael Dopita , John Hart , Peter McGregor , Patrick Oates , Gabe Bloxham , Damien Jones

The performance of scintillating fibre detectors was studied with electrons at the spectrometer facility of the Mainz microtron MAMI, as well as in a C-12 beam of 2 AGeV energy and in a beam of different particle species at GSI. Multi-anode…

We describe the design, manufacture, and performance of bare-fiber integral field units (IFUs) for the SDSS-IV survey MaNGA (Mapping Nearby Galaxies at APO) on the the Sloan 2.5 m telescope at Apache Point Observatory (APO). MaNGA is a…

Integral field spectroscopy (IFS) has been added as a new observation mode to the Robert Stobie Spectrograph (RSS), the workhorse multi-mode instrument on the Southern African Large Telescope. RSS operates as an imaging spectrograph…

Instrumentation and Methods for Astrophysics · Physics 2026-03-25 Sabyasachi Chattopadhyay , Matthew A. Bershady , Michael P. Smith , Antoine Mahoro , Marsha J. Wolf

We present the current results from the development of a wide integral field infrared spectrograph (WIFIS). WIFIS offers an unprecedented combination of etendue and spectral resolving power for seeing-limited, integral field observations in…

We introduce a compact, two-camera laparoscope that combines active stereo depth estimation and speckle-illumination spatial frequency domain imaging (si-SFDI) to map profile-corrected, pixel-level absorption and reduced scattering optical…

Optics · Physics 2025-01-27 Anthony A. Song , Mason T. Chen , Taylor L. Bobrow , Nicholas J. Durr

The smallest supermassive black holes (BHs), which provide constraints on BH seeds, reside in low-mass galaxies. Here, we present a systematic analysis of 990 low-mass galaxies in the SAMI Galaxy Survey to identify emission from accreting…

Astrophysics of Galaxies · Physics 2026-05-01 Stellan Bechtold , Amy Reines