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GIFTS: A 6U CubeSat for the detection and localisation of gamma-ray bursts Open

Alexey Uliyanov, Cuán de Barra, David Murphy, Derek O’Callaghan, P. N. McDermott , et al. · 2025

Physics Geology

GIFTS is a 6U CubeSat designed to detect and localise gamma-ray bursts (GRBs). Its main goal is to improve the sky coverage of existing GRB observatories and contribute to the search of electromagnetic counterparts to gravitational-wave ev…

Implementation of a MPEG 1 layer I audio decoder with variable bit lengths Open

Derek O’Callaghan · 2024

Computer science Mathematics Chemistry

One of the most popular forms of audio compression is MPEG (Moving Picture Experts Group). By using a VHDL (Very high-speed integrated circuit Hardware Description Language) implementation of a MPEG audio decoder and varying the word lengt…

Development, description, and validation of the operations manual for EIRSAT-1, a 2U CubeSat with a gamma-ray burst detector Open

Rachel Dunwoody, Maeve Doyle, David Murphy, Gabriel Finneran, Derek O’Callaghan , et al. · 2023

Computer science Engineering Physics

CubeSats provide opportunities for science and technology demonstration missions with low-cost solutions and short project timescales, in particular, for studying gamma-ray bursts (GRBs) in the multi-messenger era. A robust operations stra…

EOOffshore: ERA5 Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Geography Philosophy

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: New European Wind Atlas (NEWA) Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Geography Philosophy

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: ASCAT Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Environmental science Geography

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: ASCAT Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geography Environmental science Geology

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: ERA5 Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Philosophy

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: New European Wind Atlas (NEWA) Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Geography Philosophy

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: Sentinel-1 Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Environmental science Geography

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: Sentinel-1 Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Philosophy

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: CCMP v0.2.1.NRT Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Environmental science Geology Philosophy

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

EOOffshore: CCMP v0.2.1.NRT Wind Data for the Irish Continental Shelf Region Open

Derek O’Callaghan, S. McBreen · 2022

Geology Philosophy

EOOffshore is a Sustainable Energy Authority of Ireland (SEAI) funded project, which commenced in June 2020 in the School of Physics in University College Dublin (UCD). It presents a case study that demonstrates the utility of the Pangeo s…

Scalable Offshore Wind Analysis With Pangeo Open

Derek O’Callaghan, S. McBreen · 2022

Environmental science Computer science Geography

<p>The expansion of renewable energy portfolios to utilise offshore wind resources is a key objective of energy policies focused on the generation of low carbon electricity. Wind atlases have been developed to provide energy resource…

Network Analysis of Recurring YouTube Spam Campaigns Open

Derek O’Callaghan, Martin Harrigan, Joe Carthy, Pádraig Cunningham · 2021

Computer science Psychology

As the popularity of content sharing websites has increased, they have become targets for spam, phishing and the distribution of malware. On YouTube, the facility for users to post comments can be used by spam campaigns to direct unsuspect…

Survey of High-Performance Processors and FPGAs for On-Board Processing and Machine Learning Applications Open

David Steenari, Kyra Förster, Derek O’Callaghan, Maris Tali, Craig Hay , et al. · 2021

Computer science

Over the last years there has been an accelerated increase in the requirements for On-Board Processing (OBP) for satellite on-board systems. These requirements include higher instrument data rates and the introduction of new techniques suc…

Development of the Ground Segment Communication System for the EIRSAT-1 CubeSat Open

Fergal Marshall, David Murphy, Lána Salmon, Derek O’Callaghan, Maeve Doyle , et al. · 2021

Computer science Geography Engineering

The 16th International Conference on Space Operations, Cape Town, South Africa, 3-5 May 2021

Development and Validation of the Operations Procedures and Manual for a 2U CubeSat, EIRSAT-1, with Three Novel Payloads Open

Rachel Dunwoody, Maeve Doyle, David Murphy, Gabriel Finneran, Derek O’Callaghan , et al. · 2021

Computer science Engineering

The 16th International Conference on Space Operations, Cape Town, South Africa, 3-5 May 2021

GAVIP: a platform for Gaia data analysis Open

Daniel Vagg, Derek O’Callaghan, Fionn Ó hÓgáin, S. McBreen, L. Hanlon , et al. · 2016

Computer science Philosophy Economics

Gaia is a major European Space Agency (ESA) astrophysics mission designed to\nmap and analyse 10$^9$ stars, ultimately generating more than 1 PetaByte of\ndata products. As Gaia data becomes publicly available and reaches a wider\naudience…

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