Academic article

• Johannes Tjelta; Kristian Smeland Ytre-Hauge; Franz Siegfried Englbrecht et al. (2025). Neutron contribution depending on the treatment room during pediatric pencil beam scanning proton therapy. (external link)
• Kyrre Skjerdal; Toni Kögler; William R.B. Lionheart et al. (2025). Range verification in proton therapy with computational prompt gamma-ray spectroscopy: A Monte Carlo study. (external link)
• Helge Henjum; Johannes Tjelta; Lars Fredrik Fjæra et al. (2023). Influence of beam pruning techniques on LET and RBE in proton arc therapy. (external link)
• Cedric Davidsen; Kristian Smeland Ytre-Hauge; Andreas Tefre Samnøy et al. (2023). Efficacy and User Experience of a Novel X-Ray Shield on Operator Radiation Exposure during Cardiac Catheterization: A Randomized Controlled Trial. (external link)
• Kristian Ytre-Hauge; Lars Fredrik Fjæra; Eivind Rørvik et al. (2020). Inter-patient variations in relative biological effectiveness for cranio-spinal irradiation with protons. (external link)
• Ole Marius Otterlei; Daniel J. Indelicato; Laura Toussaint et al. (2020). Variation in relative biological effectiveness for cognitive structures in proton therapy of pediatric brain tumors. (external link)
• Camilla Hanquist Stokkevåg; Grete May Engeseth; Liv Bolstad Hysing et al. (2015). Risk of radiation-induced secondary rectal and bladder cancer following radiotherapy of prostate cancer. (external link)
• Lars Fredrik Fjæra; Daniel J. Indelicato; Andreas Havsgård Handeland et al. (2022). A case-control study of linear energy transfer and relative biological effectiveness related to symptomatic brainstem toxicity following pediatric proton therapy. (external link)
• Lars Fredrik Fjæra; Zuofeng Li; Kristian Ytre-Hauge et al. (2017). Linear energy transfer distributions in the brainstem depending on tumour location in intensity-modulated proton therapy of paediatric cancer. (external link)
• Cedric Davidsen; Kirsten Hansine Helene Nygaard Bolstad; Kristian Smeland Ytre-Hauge et al. (2022). Effect of an optimized X-ray blanket design on operator radiation dose in cardiac catheterization based on real-world angiography. (external link)
• Guillermo Garrido Hernandez; Kristian Smeland Ytre-Hauge; Rene Mario Winter et al. (2025). In Silico Interim Adaptation of Proton Therapy in Head and Neck Cancer by Simultaneous Dose and Linear Energy Transfer Escalation. (external link)
• Eivind Rørvik; Sara Thørnqvist; Kristian Ytre-Hauge (2019). The experimental dose ranges influence the LETd dependency of the proton minimum RBE (RBEmin). (external link)
• Johannes Tjelta; Lars Fredrik Fjæra; Kristian Smeland Ytre-Hauge et al. (2023). A systematic approach for calibrating a Monte Carlo code to a treatment planning system for obtaining dose, LET, variable proton RBE and out-of-field dose. (external link)
• Erlend Lyngholm; Camilla Hanquist Stokkevåg; Armin Lühr et al. (2024). An updated variable RBE model for proton therapy. (external link)
• Helge Henjum; Karoline Mo Feten; Erlend Hartvigsen et al. (2025). Dosimetric comparison of intensity-modulated proton therapy and proton arc therapy for pediatric ependymoma. (external link)
• Helge Henjum; Tordis Johnsen Dahle; Lars Fredrik Fjæra et al. (2021). The Organ Sparing Potential of Different Biological Optimization Strategies in Proton Therapy. (external link)
• Eivind Rørvik; Sara Thørnqvist; Camilla Hanquist Stokkevåg et al. (2017). A phenomenological biological dose model for proton therapy based on linear energy transfer spectra. (external link)
• Helge Henjum; Tordis Johnsen Dahle; Andrea Mairani et al. (2023). Combined RBE and OER optimization in proton therapy with FLUKA based on EF5-PET. (external link)
• Guillermo Garrido Hernandez; Helge Henjum; Rene Mario Winter et al. (2024). Interim ¹⁸F-FDG-PET based response-adaptive dose escalation of proton therapy for head and neck cancer: a treatment planning feasibility study. (external link)
• Kyrre Skjerdal; Toni Kögler; William Lionheart et al. (2023). Prompt gamma-ray spectroscopy in conjunction with the Monte Carlo Library Least Squares approach: applications to range verification in proton therapy. (external link)
• Camilla Stokkevåg; Grete May Engeseth; Kristian Ytre-Hauge et al. (2014). Estimated risk of radiation-induced cancer following paediatric cranio-spinal irradiation with electron, photon and proton therapy. (external link)
• Lars Fredrik Fjæra; Daniel J. Indelicato; Kristian Ytre-Hauge et al. (2020). Spatial agreement of brainstem dose distributions depending on biological model in proton therapy for pediatric brain tumors. (external link)
• Kristian Ytre-Hauge; Arild Velure; Eivind Farestveit Larsen et al. (2015). Design and characterization of an SRAM-based neutron detector for particle therapy. (external link)
• Lena Marie Setterdahl; William R. B. Lionheart; Sean F. Holman et al. (2024). Image Reconstruction for Proton Therapy Range Verification via U-NETs. (external link)
• Lars Fredrik Fjæra; Daniel J. Indelicato; Camilla Hanquist Stokkevåg et al. (2020). Implementation of a double scattering nozzle for Monte Carlo recalculation of proton plans with variable relative biological effectiveness. (external link)
• Andreas Tefre Samnøy; Kristian Ytre-Hauge; Eirik Malinen et al. (2020). Microdosimetry with a 3D silicon on insulator (SOI) detector in a low energy proton beamline. (external link)
• Kristian Ytre-Hauge; Kyrre Skjerdal; John Mattingly et al. (2019). A Monte Carlo feasibility study for neutron based real-time range verification in proton therapy. (external link)
• Jesper Pedersen; Jørgen Brede Baltzer Petersen; Camilla Hanquist Stokkevåg et al. (2017). Biological dose and complication probabilities for the rectum and bladder based on linear energy transfer distributions in spot scanning proton therapy of prostate cancer. (external link)
• Tordis Johnsen Dahle; Anne Marit Rykkelid; Camilla Hanquist Stokkevåg et al. (2017). Monte Carlo simulations of a low energy proton beamline for radiobiological experiments. (external link)
• Kristian Ytre-Hauge; Arild Velure; Camilla Hanquist Stokkevåg et al. (2019). First application of a novel SRAM-based neutron detector for proton therapy. (external link)
• Ilker Meric; Enver Alagoz; Liv Bolstad Hysing et al. (2022). A hybrid multi-particle approach to range assessment-based treatment verification in particle therapy. (external link)
• Camilla Hanquist Stokkevåg; Mai Fukahori; Takuma Nomiya et al. (2016). Modelling of organ-specific radiation-induced secondary cancer risks following particle therapy. (external link)
• Ilker Meric; Enver Alagoz; Liv Bolstad Hysing et al. (2023). A hybrid multi-particle approach to range assessment-based treatment verification in particle therapy. (external link)
• Lena Marie Setterdahl; Kyrre Skjerdal; Hunter Nathaniel Ratliff et al. (2025). Enhancing image quality in fast neutron-based range verification of proton therapy using a deep learning-based prior in LM-MAP-EM reconstruction. (external link)
• Andreas Havsgård Handeland; Daniel J. Indelicato; Lars Fredrik Fjæra et al. (2023). Linear energy transfer-inclusive models of brainstem necrosis following proton therapy of paediatric ependymoma. (external link)
• Tordis Johnsen Dahle; Giuseppe Magro; Kristian Ytre-Hauge et al. (2018). Sensitivity study of the microdosimetric kinetic model parameters for carbon ion radiotherapy. (external link)
• Camilla Hanquist Stokkevåg; Grete May Engeseth; Liv Bolstad Hysing et al. (2017). The influence of inter-fractional anatomy variation on secondary cancer risk estimates following radiotherapy. (external link)
• Francesca Ballarini; Konstantin Batkov; Giuseppe Battistoni et al. (2024). The FLUKA code: Overview and new developments. (external link)
• Sara Thørnqvist; Bonny Abal; Kaja Slåtsve Øvrelid et al. (2020). Plan selection in proton therapy of locally advanced prostate cancer with simultaneous treatment of multiple targets. (external link)
• Guillermo Garrido Hernandez; Helge Henjum; Marte Kåstad Høiskar et al. (2022). Hypoxia adapted relative biological effectiveness models for proton therapy: a simulation study. (external link)
• Tordis Johnsen Dahle; Espen Rusten; Camilla Hanquist Stokkevåg et al. (2020). The FLUKA Monte Carlo code coupled with an OER model for biologically weighted dose calculations in proton therapy of hypoxic tumors. (external link)
• G Magro; Tordis Johnsen Dahle; Silvia Molinelli et al. (2017). The FLUKA Monte Carlo code coupled with the NIRS approach for clinical dose calculations in carbon ion therapy. (external link)
• Eivind Rørvik; Lars Fredrik Fjæra; Tordis Johnsen Dahle et al. (2018). Exploration and application of phenomenological RBE models for proton therapy. (external link)

Conference lecture

• Anne Marit Rykkelid; Sunniva Siem; Andreas Görgen et al. (2017). A high-resolution proton irradiator for in vitro studies of relative biological effectiveness. (external link)
• Toni Kögler; Enver Alagoz; Roland Beyer et al. (2021). Multi-Feature Treatment Verification in Particle Therapy. (external link)
• Anne Marit Rykkelid; Vera Tormodsrud; Sunniva Siem et al. (2019). Very high RBE values found at the distal end of the proton Bragg peak. (external link)
• Helge Henjum; Andreas Havsgård Handeland; Johannes Tjelta et al. (2022). Influence of beam pruning techniques on LET and RBE in proton arc therapy. (external link)
• Erlend Lyngholm; Camilla Hanquist Stokkevåg; Armin Lühr et al. (2023). In vitro Data Selection Strongly impact RBE model predictions. (external link)
• Johannes Tjelta; Lars Fredrik Fjæra; Kristian Smeland Ytre-Hauge et al. (2022). En systematisk metode for å beregne variabel RBE fra et doseplansystem for protonterapi ved hjelp av Monte Carlo. (external link)
• Johannes Tjelta; Lars Fredrik Fjæra; Kristian Smeland Ytre-Hauge et al. (2022). A novel approach for obtaining Monte Carlo computed dose and variable RBE from a treatment planning system. (external link)
• Erlend Lyngholm; Kristian Smeland Ytre-Hauge (2022). In vitro-based Modelling of Proton Relative Biological Effectiveness: Testing the assumption of an inverse proportionality with (𝛼∕𝛽)_𝑥. (external link)
• Kristian Smeland Ytre-Hauge; Cedric Davidsen; Erlend K F Andersen et al. (2023). In silico estimation and mitigation of operator dose during X-ray image guided interventional procedures  . (external link)
• Kyrre Skjerdal; Toni Kögler; William R. B. Lionheart et al. (2024). Range Verification in Proton Therapy with Computational Prompt Gamma-ray Spectroscopy. (external link)
• Helge Egil Seime Pettersen; Enver Alagoz; Liv Bolstad Hysing et al. (2022). NOVO-prosjektet: In-vivo dosimetri for protonterapi gjennom kombinert måling av produserte nøytroner og prompt gamma-stråling. (external link)
• Helge Egil Seime Pettersen; Enver Alagoz; Liv Bolstad Hysing et al. (2022). Proton therapy treatment verification with prompt gamma rays and fast neutrons – a feasibility study. (external link)
• Toni Kögler; Enver Alagoz; Roland Beyer et al. (2020). Multi-Feature Reichweiteverifikation in der Partikeltherapie. (external link)
• Kyrre Skjerdal; Ilker Meric; Kristian Smeland Ytre-Hauge et al. (2023). Prompt gamma-ray spectroscopy in conjunction with the Monte Carlo Library Least Squares approach: applications to range verification in proton therapy. (external link)
• Erlend Lyngholm; Armin Lühr; Liheng Tian et al. (2024). Utilizing a neural network machine learning model for data-driven proton relative biological effectiveness modelling. (external link)
• Erlend Lyngholm; Kristian Smeland Ytre-Hauge; Camilla Hanquist Stokkevåg (2023). Impact of an updated in vitro database on proton relative biological effectiveness modelling. (external link)
• Kyrre Skjerdal; Kristian Ytre-Hauge; John Mattingly et al. (2018). Performance of pillar shaped plastic scintillators for neutron based range verification in proton therapy. (external link)

Conference poster

• Kristian Smeland Ytre-Hauge; Sara Margareta Cecilia Pilskog; Kyrre Skjerdal et al. (2021). Neutron-based in-vivo range verification in proton therapy. (external link)
• Andreas Havsgård Handeland; Peter MT. Lægdsmand; Laura Toussaint et al. (2023). First application of an LET-inclusive NTCP model for brainstem necrosis following paediatric proton therapy in an independent cohort. (external link)
• Andreas Havsgård Handeland; Peter MT. Lægdsmand; Laura Toussaint et al. (2023). Robustness evaluation of linear energy transfer in proton therapy of paediatric brain tumours. (external link)
• Johannes Tjelta; Kristian Smeland Ytre-Hauge; Helge Henjum et al. (2023). Radiation-induced cancer risk from neutrons in pediatric proton therapy and field angle dependence. (external link)
• Helge Henjum; Johannes Tjelta; Lars Fredrik Fjæra et al. (2023). Influnce of LET and RBE from including pruning techniques in proton arc therapy. (external link)
• Erlend Lyngholm; Kristian Smeland Ytre-Hauge (2022). Effects of Data Selection and Model Assumptions for Modelling of Proton Relative Biological Effectiveness. (external link)
• Johannes Tjelta; Kristian Smeland Ytre-Hauge; Helge Henjum et al. (2023). Radiation exposure to a parent-in-the-treatment-room during pencil beam scanning proton therapy. (external link)
• Ilker Meric; Kristian Ytre-Hauge (2018). The NOVO project: NeutrOn detection for real-time range VerificatiOn in proton therapy – A Monte Carlo feasibility study. (external link)
• Johannes Tjelta; Lars Fredrik Fjæra; Kristian Smeland Ytre-Hauge et al. (2022). A novel approach for obtaining Monte Carlo computed dose and variable proton RBE from a treatment planning system. (external link)
• Erlend Lyngholm; Kristian Smeland Ytre-Hauge (2022). Effects of Data Selection and Model Assumptions for Modelling of Proton Relative Biological Effectiveness. (external link)
• Johannes Tjelta; Kristian Smeland Ytre-Hauge; Katia Parodi et al. (2023). The neutron contribution in pediatric proton therapy depends on field angle configuration. (external link)
• Toni Kögler; Enver Alagoz; Kristian Smeland Ytre-Hauge et al. (2022). NOVO - Neutron and Prompt Gamma-Ray Range Verification in Particle Therapy. (external link)
• Andreas Havsgård Handeland; Daniel J. Indelicato; Helge Henjum et al. (2023). Linear energy transfer based optimisation to minimise normal tissue complication probability in paediatric ependymomas. (external link)
• Karoline Mo Feten; Camilla Hanquist Stokkevåg; Camilla Grindeland Boer et al. (2024). Dosimetric comparison of proton arc therapy and intensity-modulated proton therapy for pediatric ependymoma patients. (external link)

Doctoral thesis (PhD)

• Kristian Ytre-Hauge (2013). Measurements and Monte Carlo Simulations of Neutron Doses from Radiation Theraphy with Photons, Protons and Carbon Ions. (external link)
• Eivind Rørvik; Kristian Ytre-Hauge (2019). Analysis and Development of Phenomenological Models for the Relative Biological Effectiveness in Proton Therapy. (external link)

Conference abstract

• Nina Frederike J Edin; Anne Marit Rykkelid; Andreas Görgen et al. (2019). Very high yield of double strand breaks found at the distal end of the proton Bragg peak. (external link)
• Anne Marit Rykkelid; Sunniva Siem; Kristian Ytre-Hauge et al. (2018). Very high relative biological effectiveness found at the distal end of the proton Bragg peak. (external link)
• Tordis Johnsen Dahle; Anne Marit Rykkelid; Camilla Hanquist Stokkevåg et al. (2017). Monte Carlo simulations of a low-energy proton beam and estimation of LET distributions. (external link)

Master’s thesis

• Kristian Ytre-Hauge; Dieter Røhrich (2009). Measurements of Neutron Doses from Radiotherapy with 12C Ions and Photons. (external link)

Lecture

• Johannes Tjelta; Lars Fredrik Fjæra; Kristian Smeland Ytre-Hauge et al. (2022). An approach for obtaining Monte Carlo computed dose and variable proton RBE from a treatment planning system. (external link)

Letter to the editor

• Andreas Havsgård Handeland; Peter MT. Lægdsmand; Laura Toussaint et al. (2023). Linear energy transfer-inclusive brainstem necrosis risk models applied to an independent paediatric proton therapy cohort. (external link)
• Johannes Tjelta; Kristian Smeland Ytre-Hauge; Erlend Lyngholm et al. (2023). Dose exposure to an adult present in the treatment room during pediatric pencil beam scanning proton therapy. (external link)

Journal corrigendum

• Kristian Smeland Ytre-Hauge; Kyrre Skjerdal; John Mattingly et al. (2019). Author Correction: A Monte Carlo feasibility study for neutron based real-time range verification in proton therapy (Scientific Reports, (2019), 9, 1, (2011), 10.1038/s41598-019-38611-w). (external link)

See a complete overview of publications in NVA.