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Large-area silicon photomultipliers (SiPMs) are desired in many applications where large surfaces have to be covered. For instance, a large area SiPM has been developed by Hamamatsu Photonics in collaboration with the University of Geneva,…

Instrumentation and Methods for Astrophysics · Physics 2023-02-08 Nicolas De Angelis , David Gascón , Sergio Gómez , Matthieu Heller , Teresa Montaruli , Andrii Nagai

As the largest radio telescope in the world, the Square Kilometre Array (SKA) will lead the next generation of radio astronomy. The feats of engineering required to construct the telescope array will be matched only by the techniques…

The future of radio astronomy will require instruments with large collecting areas for higher sensitivity, wide fields of view for faster survey speeds, and efficient computing and data rates relative to current capabilities. We describe…

Instrumentation and Methods for Astrophysics · Physics 2019-05-08 James Kent , Jayce Dowell , Adam Beardsley , Nithyanandan Thyagarjan , Greg Taylor , Judd Bowman

The forthcoming 6G and beyond wireless networks are anticipated to introduce new groundbreaking applications, such as Integrated Sensing and Communications (ISAC), potentially leveraging much wider bandwidths at higher frequencies and using…

Signal Processing · Electrical Eng. & Systems 2024-08-20 Nithin Babu , Alva Kosasih , Christos Masouros , Emil Björnson

In recent years, deep learning has been successfully applied in various scientific domains. Following these promising results and performances, it has recently also started being evaluated in the domain of radio astronomy. In particular,…

Producing ultra-deep high-angular-resolution images with current and next-generation radio interferometers introduces significant computational challenges. In particular, the imaging is so demanding that processing large datasets,…

Instrumentation and Methods for Astrophysics · Physics 2025-01-14 J. M. G. H. J. de Jong , R. J. van Weeren , T. J. Dijkema , J. B. R. Oonk , H. J. A. Röttgering , F. Sweijen

Current and future radio interferometric arrays such as LOFAR and SKA are characterized by a paradox. Their large number of receptors (up to millions) allow theoretically unprecedented high imaging resolution. In the same time, the ultra…

Instrumentation and Methods for Astrophysics · Physics 2015-07-03 André Ferrari , David Mary , Rémi Flamary , Cédric Richard

In the framework of the study of extragalactic radio sources, we will focus on the importance of the spatial resolution at different wavelengths, and of the combination of observations at different frequency bands. In particular, a…

Astrophysics · Physics 2009-09-29 Gianfranco Brunetti

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…

The Australian SKA Pathfinder (ASKAP) will be producing 2.2 terabyte HI spectral-line cubes for each 8 hours of observation by 2013. Global views of spectral data cubes are vital for the detection of instrumentation errors, the…

Instrumentation and Methods for Astrophysics · Physics 2010-12-15 A. H. Hassan , C. J. Fluke , D. G. Barnes

Development of the Silicon photomultiplier Elementary Cell Add-on camera (SiECA) has provided extensive information regarding the use of SiPMs for future cosmic ray detection systems. We present the technical aspects of sensor readout…

Instrumentation and Methods for Astrophysics · Physics 2019-08-27 W. Painter , A. Haungs , T. Huber , M. Karus , A. Menshikov , M. Oehler , M. Renschler , JEM-EUSO Collaboration

The Square Kilometre Array (SKA) is the next generation radio telescope distinguished by a superb sensitivity due to its large aperture (about one square kilometre) and advanced instrumentation. It will cover a broad range of observing…

Instrumentation and Methods for Astrophysics · Physics 2020-02-25 J. G. Bij de Vaate , L. I. Gurvits , S. V. Pogrebenko , C. G. M. van t Klooster

The Square Kilometre Array (SKA) is the largest radio interferometer under construction in the world. The high accuracy, wide-field and large size imaging significantly challenge the construction of the Science Data Processor (SDP) of SKA.…

Instrumentation and Methods for Astrophysics · Physics 2022-07-20 Yangfan Xie , Feng Wang , Hui Deng , Ying Mei , Ying-He Celeste Lu , Gabriella Hodosan , Vladislav Stolyarov , Oleg Smirnov , Xiaofeng Li , Tim Cornwell

Modeling artificial scanning electron microscope (SEM) and scanning ion microscope images has recently become important. This is because of the need to provide repeatable images with a priori determined parameters. Modeled artificial images…

Instrumentation and Detectors · Physics 2015-05-19 Petr Cizmar , Andras E. Vladar , Michael T. Postek

Next generation radio observatories such as the MWA, LWA, LOFAR, CARMA and SKA provide a number of challenges for interferometric data analysis. These challenges include heterogeneous arrays, direction-dependent instrumental gain, and…

Astrophysics · Physics 2015-05-13 Miguel F. Morales , Michael Matejek

The Square Kilometre Array (SKA) will operate one of the world's largest continuous scientific data systems, sustaining petascale imaging under strict power envelopes. Current radio-interferometric pipelines typically achieve only 4-14% of…

Dark Energy studies with type Ia supernovae set very tight constraints on the photometric calibration of the imagers used to detect the supernovae and follow up their flux variations. Among the key challenges is the measurement of the shape…

Instrumentation and Methods for Astrophysics · Physics 2012-09-03 N. Regnault , E. Barrelet , A. Guyonnet , C. Juramy , P. -F. Rocci , L. Le Guillou , K. Schahmanèche , F. Villa

Radio astronomy is entering the era of large surveys. This paper describes the plans for wide surveys with the LOw Frequency ARray (LOFAR) and their synergy with large surveys at higher frequencies (in particular in the 1-2 GHz band) that…

Cosmology and Nongalactic Astrophysics · Physics 2010-01-15 R. Morganti , H. Rottgering , I. Snellen , G. Miley , P. Barthel , P. Best , M. Bruggen , G. Brunetti , K. Chyzy , J. Conway , M. Jarvis , M. Lehnert

Visualisation and analysis of terabyte-scale datacubes, as will be produced with the Australian Square Kilometre Array Pathfinder (ASKAP), will pose challenges for existing astronomy software and the work practices of astronomers. Focusing…

Instrumentation and Methods for Astrophysics · Physics 2016-11-18 Christopher J. Fluke , David G. Barnes , Amr H. Hassan

The Square Kilometer Array (SKA) would be the world's largest radio telescope with eventually over a square kilometer of collecting area. However, there are enormous challenges in its data processing. The using of modern distributed…

Instrumentation and Methods for Astrophysics · Physics 2021-06-02 Shoulin Wei , Kaida Luo , Feng Wang , Hui Deng , Ying Mei