Zobrazeno 1 - 10
of 106
pro vyhledávání: '"Lars G, Hanson"'
Autor:
Yupeng Zhao, Mathilde Hauge Lerche, Magnus Karlsson, Rie Beck Olin, Esben Søvsø Szocska Hansen, Malene Aastrup, Mohsen Redda, Christoffer Laustsen, Lars G. Hanson, Jan Henrik Ardenkjær-Larsen
Publikováno v:
Tomography, Vol 10, Iss 7, Pp 1113-1122 (2024)
Purpose: Water freely diffuses across cell membranes, making it suitable for measuring absolute tissue perfusion. In this study, we introduce an imaging method for conducting coronary artery angiography and quantifying myocardial perfusion across the
Externí odkaz:
https://doaj.org/article/55c945ab86ed4dcf86a012cfb0dbdf2c
Publikováno v:
NeuroImage, Vol 277, Iss , Pp 120227- (2023)
Transcranial focused Ultrasound Stimulation (TUS) at low intensities is emerging as a novel non-invasive brain stimulation method with higher spatial resolution than established transcranial stimulation methods and the ability to selectively stimulat
Externí odkaz:
https://doaj.org/article/b2005197ec314e26a6553bf61dff3341
Publikováno v:
Brain Stimulation, Vol 14, Iss 3, Pp 488-497 (2021)
Background: Transcranial electric stimulation during MR imaging can introduce safety issues due to coupling of the RF field with the stimulation electrodes and leads. Objective: To optimize the stimulation setup for MR current density imaging (MRCDI)
Externí odkaz:
https://doaj.org/article/a3bf9bf15417456a8c488a751c17fd0d
Autor:
Hasan H. Eroğlu, Oula Puonti, Cihan Göksu, Fróði Gregersen, Hartwig R. Siebner, Lars G. Hanson, Axel Thielscher
Publikováno v:
NeuroImage, Vol 243, Iss , Pp 118517- (2021)
Magnetic resonance current density imaging (MRCDI) of the human brain aims to reconstruct the current density distribution caused by transcranial electric stimulation from MR-based measurements of the current-induced magnetic fields. So far, the MRCD
Externí odkaz:
https://doaj.org/article/12a63b1b67be49f0aeb5aafb9aa4cc70
Autor:
Hasan H. Eroglu, Oula Puonti, Cihan Göksu, Fróði Gregersen, Hartwig R. Siebner, Lars G. Hanson, Axel Thielscher
Publikováno v:
Brain Stimulation, Vol 14, Iss 6, Pp 1591-1592 (2021)
Externí odkaz:
https://doaj.org/article/c8304bd46a45439a8ca365750c532ed6
Autor:
Sofie Rahbek, Tim Schakel, Faisal Mahmood, Kristoffer H. Madsen, Marielle E.P. Philippens, Lars G. Hanson
Publikováno v:
Rahbek, S, Schakel, T, Mahmood, F, Madsen, K H, Philippens, M E P & Hanson, L G 2023, ' Optimized flip angle schemes for the split acquisition of fast spin-echo signals (SPLICE) sequence and application to diffusion-weighted imaging ', Magnetic Resonance in Medicine, vol. 89, no. 4, pp. 1469-1480 . https://doi.org/10.1002/mrm.29545
Purpose: The diffusion-weighted SPLICE (split acquisition of fast spin-echo signals) sequence employs split-echo rapid acquisition with relaxation enhancement (RARE) readout to provide images almost free of geometric distortions. However, due to the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4dd48ba7b6037006bf993276d04135f
https://doi.org/10.1002/mrm.29545
https://doi.org/10.1002/mrm.29545
Publikováno v:
Laustsen, M, Andersen, M, Xue, R, Madsen, K H & Hanson, L G 2022, ' Tracking of rigid head motion during MRI using an EEG system ', Magnetic Resonance in Medicine, vol. 88, no. 2, pp. 986-1001 . https://doi.org/10.1002/mrm.29251
Purpose: To demonstrate a novel method for tracking of head movements during MRI using electroencephalography (EEG) hardware for recording signals induced by native imaging gradients.Theory and Methods: Gradient switching during simultaneous EEG–fM
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::78efeb81bec3b8cc566995cd5e07b47e
https://orbit.dtu.dk/en/publications/a2883ce2-e6d5-47da-89bc-b021fd5fc741
https://orbit.dtu.dk/en/publications/a2883ce2-e6d5-47da-89bc-b021fd5fc741
Publikováno v:
Physics in Medicine & Biology. 68:025006
Objective. In the field of radiation oncology, the benefit of MRI goes beyond that of providing high soft-tissue contrast images for staging and treatment planning. With the recent clinical introduction of hybrid MRI linear accelerators it has become
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7d556f88bfcd060d91c4cfcb17211b3e
https://doi.org/10.1088/1361-6560/acaa85
https://doi.org/10.1088/1361-6560/acaa85
Publikováno v:
Rahbek, S, Madsen, K H, Lundell, H, Mahmood, F & Hanson, L G 2021, ' Data-driven separation of MRI signal components for tissue characterization ', Journal of Magnetic Resonance, vol. 333, 107103 . https://doi.org/10.1016/j.jmr.2021.107103
Technical University of Denmark Orbit
Journal of Magnetic Resonance
Technical University of Denmark Orbit
Journal of Magnetic Resonance
Purpose MRI can be utilized for quantitative characterization of tissue. To assess e.g. water fractions or diffusion coefficients for compartments in the brain, a decomposition of the signal is necessary. Imposing standard models carries the risk of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::178b2f46e76d6cc6c62efdd4e44aa0a7
https://findresearcher.sdu.dk:8443/ws/files/194775738/1_s2.0_S1090780721001920_main.pdf
https://findresearcher.sdu.dk:8443/ws/files/194775738/1_s2.0_S1090780721001920_main.pdf
Autor:
M. Maieron, Ioannis Seimenis, T. De Bondt, Lorenzo Nicola Mazzoni, M. Chmelik, P. Vestergaard, Niall Colgan, Lars G. Hanson, Michael Bock, S. Busoni, H. Kugel, M. Israel
Publikováno v:
Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB). 89
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a7f7606c78b996bab993906cedddc3a4
https://pubmed.ncbi.nlm.nih.gov/34492497
https://pubmed.ncbi.nlm.nih.gov/34492497