A repository for unpublished progress reports, notes, etc., written by members of the group to summarise some preliminary or partial result, some minor (or major) insight, or just about anything deemed of relevance to our work in the basement.

Experiment

• Analysis overview of December 2012 collection of \(^{11}\)Be, is541 experiment at ISOLDE.

Si detectors

Analysis

• Kinematic fitting (source: Tord Johansson, Uppsala University); see also these slides which describe a simpler analytical solution, applicable when all kinematic quantities have been measured.
• Solid angle of rectangular plate by Richard J. Mathar. Analytical expression for solid angle of W1 detector
• Thickness of 2 component target by Michael Munch. Target thickness from 0 and 180 degrees measurement.
• R-matrix functions, Methods for numerical approximation of R-matrix functions. (author: Jonas)

Theory

• Angular correlations in nuclear decay processes, specifically, \(^{12}\text{C}\rightarrow \alpha+{}^8\text{Be}\rightarrow \alpha+\alpha+\alpha\) (author: Oliver)
• Correlations in beta decays, An introduction to correlations in sequential processes. (author: Jonas)
• Sequential processes in the R-matrix language (author: Jonas)
• Wave functions and delayed particle emission (author: Jonas)

Memos

• Idea for a new experiment: High-statistics study of the α-decay of the Hoyle state in complete kinematics (date: 12/2011, author: Oliver)

Master’s theses

• Sofie Tilbæk Nielsen, An experimental study of the decay of \(^{21}\)Mg, November 2016
• Sanchit Sablok, Study of Resonances in \(^{12}\)C, December 2016
• Andreas Møsvraa Gaarde Gad An experimental study of the \(^{8}\)B beta decay, June 2018
• Kenneth Lund Andersen Probing the \(^{16}\)O compound nucleus via \(^{15}\)N(p,\(\alpha\))\(^{12}\)C reactions, September 2018
• Morten Kuhlwein The triple-alpha breakup for 12C at 16.57 MeV, July 2020
• Sheila Lærkegaard Johansen A Study of the β- Response of Silicon Detectors and the Effects of Backscattering in a Complex Setup using Geant4, June 2021
• Villads Lundsteen Jacobsen Benefits of double α coincidence analysis of \(^{12}\)C - Yielding twice the quantity of data, with only twice the work, June 2021
• Kristian Lytje Dalitz-plot analysis of the 16.62, 17.76 and 18.35 MeV resonances of \(^{12}\)C, June 2021
• Martin Weigand Indirect Detection of γ Rays Using a Complete Kinematics Approach, February 2023
• Mads Hansen Baattrup Unraveling Neutron Spectra Using 𝛾-Spectroscopy: A 𝛽-Decay Study of 8-He at IDS, June 2023
• Christiane Rahbek A study of charged particle emission from the 𝛽-decay of \(^{8}\)He, June 2023.
• Jeppe Kvolsbæk Thingholm Simulations and Data for Deuteron Induced Reactions on Boron, Carbon, Nitrogen and Oxygen Isotopes, June 2024
• Christoffer Vejlby An investigation into the 𝛽-decay of \(^8\)Li, June 2024
• Justus Matthies Eder Beta decay \(^{25}\)Si - An FRIB Experimental Approach, June 2024
• Albert Freud Natorp Sequential three-body decays, November 2024

PhD progress reports (del A rapporter)

• Oliver Kirsebom, Experimental studies of reactions induced by \(^3\)He on targets of \(^{10}\)B, \(^{11}\)B, and \(^7\)Li, May 2008
• Morten Vinther Lund, Study of \(\beta\)-delayed particle emission: The cases of \(^{11}\)Be and \(^{20}\)Mg, January 2014
• Jonas Refsgaard, Progress report, September 2014
• Michael Munch, A study of \(^{23}\)Na and \(^{12}\)C, May 2016 DOI: 10.5281/zenodo.51681
• Jesper Halkjær Jensen, Experimental study of neutron-rich Li isotopes, July 2017
• Andreas Gad, From helium to carbon and oxygen, April 2020
• Erik Jensen, Study of light neutron-deficient nuclei, July 2021

PhD progress report presentations (del A forsvar)

• Erik Jensen, Study of light neutron-deficient nuclei, August 2021

PhD dissertations

• Henrik B. Jeppesen, Low-energy nuclear reactions with the raioactive isotope \(^{9}\)Li at REX-ISOLDE, August 2004
• Christian Aa. Diget, Beta delayed particle emission - Probing the triple alpha continuum, September 2006
• Hans H. Knudsen, Low-energy Nuclear Reactions - Exploratory work on \(^{11}\)Be, August 2008
• Solveig Hyldegaard, Beta-decay studies of \(^{8}\)Be and \(^{12}\)C, August 2010
• Oliver Kirsebom, \(^8\)B Neutrinos and \(^{12}\)C Resonances, September 2010
• Jacob Graversen Johansen, Transfer reaction study of neutron rich beryllium isotopes, November 2012
• Gunvor Tram Koldste, Deciphering drip-line decays - the case of \(^{31}\)Ar, September 2015
• Morten Vinther Lund, A search for exotic decay modes on the proton drip-line - the cases of \(^{20-21}\)Mg, January 2016
• Jonas Refsgaard, Resonances, R-matrix - Rotations in \(^{12}\)C?, November 2016
• Michael Munch, A Study of \(^8\)Be, \(^{12}\)C and \(^{27}\)Al with state-of-the-art detector arrays, October 2018
• Jesper Halkjær Jensen, Experimental study of \(^{10}\)Li with low energy (d,p) reactions, August 2019
• Andreas M. G. Gad, Deciphering Resonances in \(^{12}\)C - a \(\beta\)-decay study of \(^{12}\)B, October 2021
• Erik A. M. Jensen, Decays At The Edge - Probing Light Proton-Rich Nuclei at State-Of-The-Art Rare Ion Beam Facilities, March 2024

Other

• Angular correlations in the \(\beta\)-delayed \(\alpha\) decay of \(^{16}\)N, Challenge Track Report, Esben Rohan Christensen, June 2017

• Challenge track students, June 2016: Simon Panella: Simulation of \(^{12}\)C breakup into three alpha particles and Simon Eskildsen: Radiation detection - digitizer vs analog