publications

2024

  1. Resolution enhancement, noise suppression, and joint T2* decay estimation in dual‐echo sodium‐23 MR imaging using anatomically guided reconstruction
    Georg Schramm, Marina Filipovic , Yongxian Qian , and 4 more authors
    Magnetic Resonance in Medicine, 2024
  2. PARALLELPROJ—an open-source framework for fast calculation of projections in tomography
    Georg Schramm, and Kris Thielemans
    Frontiers in Nuclear Medicine, 2024
  3. Comparison of a 3D CZT and conventional SPECT/CT system for quantitative Lu-177 SPECT imaging
    Victor Nuttens , Georg Schramm, Yves D’Asseler , and 1 more author
    EJNMMI physics, 2024

2022

  1. Regional glucose metabolic decreases with ageing are associated with microstructural white matter changes: a simultaneous PET/MR study
    June Aalst , Martijn Devrome , Donatienne Van Weehaeghe , and 7 more authors
    European Journal of Nuclear Medicine and Molecular Imaging, 2022
  2. Fast and memory-efficient reconstruction of sparse Poisson data in listmode with non-smooth priors with application to time-of-flight PET
    Georg Schramm, and Martin Holler
    Physics in Medicine & Biology, 2022
  3. Cerebral glucose changes after chemotherapy and their relation to long-term cognitive complaints and fatigue
    Gwen Schroyen , Georg Schramm, Donatienne Van Weehaeghe , and 8 more authors
    Frontiers in Oncology, 2022
  4. Reconstruction-free positron emission imaging: Fact or fiction?
    Georg Schramm
    Frontiers in Nuclear Medicine, 2022

2021

  1. Quantitative PET in the 2020s: a roadmap
    Steven R Meikle , Vesna Sossi , Emilie Roncali , and 29 more authors
    Physics in Medicine & Biology, 2021
  2. Approximating anatomically-guided PET reconstruction in image space using a convolutional neural network
    Georg Schramm, David Rigie , Thomas Vahle , and 5 more authors
    Neuroimage, 2021
  3. Time of flight in perspective: instrumental and computational aspects of time resolution in positron emission tomography
    Dennis R Schaart , Georg Schramm, Johan Nuyts , and 1 more author
    IEEE transactions on radiation and plasma medical sciences, 2021
  4. Artificial intelligence for PET image reconstruction
    Andrew J Reader , and Georg Schramm
    Journal of Nuclear Medicine, 2021
  5. Impact of left bundle branch block on myocardial perfusion and metabolism: a positron emission tomography study
    Ganna Degtiarova , Piet Claus , Jürgen Duchenne , and 5 more authors
    Journal of Nuclear Cardiology, 2021

2020

  1. STAT2 signaling restricts viral dissemination but drives severe pneumonia in SARS-CoV-2 infected hamsters
    Robbert Boudewijns , Hendrik Jan Thibaut , Suzanne JF Kaptein , and 48 more authors
    Nature communications, 2020
  2. Use of multimodal imaging and clinical biomarkers in presymptomatic carriers of C9orf72 repeat expansion
    Joke De Vocht , Jeroen Blommaert , Martijn Devrome , and 24 more authors
    JAMA neurology, 2020
  3. Whole liver segmentation based on deep learning and manual adjustment for clinical use in SIRT
    Xikai Tang , Esmaeel Jafargholi Rangraz , Walter Coudyzer , and 10 more authors
    European journal of nuclear medicine and molecular imaging, 2020
  4. Combined brain and spinal FDG PET allows differentiation between ALS and ALS mimics
    Donatienne Van Weehaeghe , Martijn Devrome , Georg Schramm, and 6 more authors
    European Journal of Nuclear Medicine and Molecular Imaging, 2020
  5. Long-term Ashtanga yoga practice decreases medial temporal and brainstem glucose metabolism in relation to years of experience
    June Aalst , Jenny Ceccarini , Georg Schramm, and 5 more authors
    EJNMMI research, 2020
  6. Moving towards multicenter therapeutic trials in ALS: feasibility of data pooling using different TSPO positron emission tomography (PET) radioligands.
    Donatienne Van Weehaeghe , Suma Babu , Joke De Vocht , and 11 more authors
    Journal of Nuclear Medicine, 2020

2019

  1. Regional Accuracy of ZTE-Based Attenuation Correction in Static [18F]FDG and Dynamic [18F]PE2I Brain PET/MR
    Georg Schramm, Michel Koole , Stefanie MA Willekens , and 7 more authors
    Frontiers in Physics, 2019
  2. A quantitative evaluation of joint activity and attenuation reconstruction in TOF PET/MR brain imaging
    Ahmadreza Rezaei , Georg Schramm, Stefanie MA Willekens , and 3 more authors
    Journal of Nuclear Medicine, 2019
  3. Estimation of crystal timing properties and efficiencies for the improvement of (joint) maximum-likelihood reconstructions in TOF-PET
    Ahmadreza Rezaei , Georg Schramm, Koen Van Laere , and 1 more author
    IEEE transactions on medical imaging, 2019
  4. Metal artifact correction strategies in MRI-based attenuation correction in PET/MRI
    Georg Schramm, and Claes Nøhr Ladefoged
    2019
  5. Benefits of using a spatially-variant penalty strength with anatomical priors in PET reconstruction
    Yu-Jung Tsai , Georg Schramm, Sangtae Ahn , and 6 more authors
    IEEE Transactions on Medical Imaging, 2019
  6. Low septal to lateral wall 18F-FDG ratio is highly associated with mechanical dyssynchrony in non-ischemic CRT candidates
    Ganna Degtiarova , Piet Claus , Jürgen Duchenne , and 5 more authors
    Ejnmmi Research, 2019
  7. Interobserver variability of image-derived arterial blood SUV in whole-body FDG PET
    Frank Hofheinz , Jens Maus , Sebastian Zschaeck , and 6 more authors
    EJNMMI research, 2019
  8. Maximum Likelihood Estimation of the Geometric Sensitivities in PET
    Ahmadreza Rezaei , Timothy Deller , Kristen Wangerin , and 4 more authors
    In , 2019

2017

  1. Evaluation of parallel level sets and Bowsher’s method as segmentation-free anatomical priors for time-of-flight PET reconstruction
    Georg Schramm, Martin Holler , Ahmadreza Rezaei , and 5 more authors
    IEEE transactions on medical imaging, 2017
  2. FDG PET/MR in initial staging of sarcoma: Initial experience and comparison with conventional imaging
    Ivan Platzek , Bettina Beuthien-Baumann , Georg Schramm, and 5 more authors
    Clinical Imaging, 2017

2016

  1. Early and late effects of radiochemotherapy on cerebral blood flow in glioblastoma patients measured with non-invasive perfusion MRI
    Jan Petr , Ivan Platzek , Annekatrin Seidlitz , and 7 more authors
    Radiotherapy and oncology, 2016
  2. Role of electric and magnetic dipole strength functions in the Cd 114 (γ, γ′) and Cd 113 (n, γ) reactions
    R Massarczyk , G Schramm , T Belgya , and 14 more authors
    Physical Review C, 2016
  3. Synthesis and Kinetic Characterisation of Water‐Soluble Fluorogenic Acyl Donors for Transglutaminase 2
    Robert Wodtke , Georg Schramm, Jens Pietzsch , and 2 more authors
    ChemBioChem, 2016

2015

  1. Correction of quantification errors in pelvic and spinal lesions caused by ignoring higher photon attenuation of bone in [18F] NaF PET/MR
    Georg Schramm, Jens Maus , Frank Hofheinz , and 6 more authors
    Medical physics, 2015
  2. Evaluation of in vivo quantification accuracy of the Ingenuity-TF PET/MR
    Jens Maus , Georg Schramm, Frank Hofheinz , and 8 more authors
    Medical physics, 2015
  3. On the relation between Kaiser–Bessel blob and tube of response based modelling of the system matrix in iterative PET image reconstruction
    Alexandr Lougovski , Frank Hofheinz , Jens Maus , and 2 more authors
    Physics in Medicine & Biology, 2015

2014

  1. Correction of scan time dependence of standard uptake values in oncological PET
    Jörg Hoff , Alexandr Lougovski , Georg Schramm, and 6 more authors
    EJNMMI research, 2014
  2. Nuclear deformation and neutron excess as competing effects for dipole strength in the pygmy region
    Ralph Massarczyk , R Schwengner , F Dönau , and 27 more authors
    Physical Review Letters, 2014
  3. Quantitative assessment of the asphericity of pretherapeutic FDG uptake as an independent predictor of outcome in NSCLC
    Ivayla Apostolova , Julian Rogasch , Ralph Buchert , and 10 more authors
    BMC cancer, 2014
  4. FDG PET/MR for lymph node staging in head and neck cancer
    Ivan Platzek , Bettina Beuthien-Baumann , Matthias Schneider , and 8 more authors
    European Journal of Radiology, 2014
  5. A volume of intersection approach for on-the-fly system matrix calculation in 3D PET image reconstruction
    Alexandr Lougovski , F Hofheinz , J Maus , and 3 more authors
    Physics in Medicine & Biology, 2014
  6. FDG PET/MR for the assessment of lymph node involvement in lymphoma: initial results and role of diffusion-weighted MR
    Ivan Platzek , Bettina Beuthien-Baumann , Rainer Ordemann , and 6 more authors
    Academic Radiology, 2014
  7. Evaluation and automatic correction of metal-implant-induced artifacts in MR-based attenuation correction in whole-body PET/MR imaging
    Georg Schramm, Jens Maus , F Hofheinz , and 5 more authors
    Physics in Medicine & Biology, 2014
  8. Evaluation of PET quantification accuracy in vivo
    Jens Maus , Frank Hofheinz , Georg Schramm, and 7 more authors
    Nuklearmedizin-NuclearMedicine, 2014
  9. Modeling magnetization transfer effects of Q2TIPS bolus saturation in multi‐TI pulsed arterial spin labeling
    Jan Petr , Georg Schramm, Frank Hofheinz , and 2 more authors
    Magnetic Resonance in Medicine, 2014

2013

  1. The PET-derived tumor-to-blood standard uptake ratio (SUR) is superior to tumor SUV as a surrogate parameter of the metabolic rate of FDG
    Jörg Hoff , Liane Oehme , Georg Schramm, and 5 more authors
    EJNMMI research, 2013
  2. PET/MRI in head and neck cancer: initial experience
    Ivan Platzek , Bettina Beuthien-Baumann , Matthias Schneider , and 6 more authors
    European journal of nuclear medicine and molecular imaging, 2013
  3. Quantitative accuracy of attenuation correction in the Philips Ingenuity TF whole-body PET/MR system: a direct comparison with transmission-based attenuation correction
    Georg Schramm, Jens Langner , Frank Hofheinz , and 6 more authors
    Magnetic Resonance Materials in Physics, Biology and Medicine, 2013
  4. PET/MR for therapy response evaluation in malignant lymphoma: initial experience
    Ivan Platzek , Bettina Beuthien-Baumann , Jens Langner , and 6 more authors
    Magnetic Resonance Materials in Physics, Biology and Medicine, 2013
  5. Partial volume correction in arterial spin labeling using a Look‐Locker sequence
    Jan Petr , Georg Schramm, Frank Hofheinz , and 2 more authors
    Magnetic resonance in medicine, 2013
  6. Influence and compensation of truncation artifacts in MR-based attenuation correction in PET/MR
    Georg Schramm, Jens Langner , Frank Hofheinz , and 5 more authors
    IEEE transactions on medical imaging, 2013
  7. Electromagnetic dipole strength up to the neutron separation energy from Pt() and Pt() reactions
    R Massarczyk , Georg Schramm, AR Junghans , and 15 more authors
    Physical Review C, 2013
  8. Dual time point based quantification of metabolic uptake rates in 18F-FDG PET
    Jörg Van Hoff , Frank Hofheinz , Liane Oehme , and 5 more authors
    EJNMMI research, 2013
  9. Neutron total cross section measurements of gold and tantalum at the nELBE photoneutron source
    Roland Hannaske , Zoltan Elekes , Roland Beyer , and 13 more authors
    The European Physical Journal A, 2013

2012

  1. Electromagnetic dipole strength of Ba below the neutron separation energy
    R Massarczyk , R Schwengner , F Dönau , and 22 more authors
    Physical Review C, 2012
  2. Dipole strength in 78 Se below the neutron separation energy from a combined analysis of 77 Se (n, γ) and 78 Se (γ, γ′) experiments
    G Schramm , R Massarczyk , AR Junghans , and 14 more authors
    Physical Review C, 2012
  3. Improved anatomic visualization of a glomus caroticum tumour within the carotic bifurcation with combined 68Ga-DOTATATE PET/MRI
    Bettina Beuthien-Baumann , Ivan Platzek , Ingrid Lauterbach , and 5 more authors
    European journal of nuclear medicine and molecular imaging, 2012

2011

  1. Electromagnetic strength in heavy nuclei–experiments and a global fit
    R Beyer , E Birgersson , AR Junghans , and 4 more authors
    International Journal of Modern Physics E, 2011