Gunther Helms
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- 2022
-
Mark
Effects of temperature in the estimation of inhomogeneous magnetic transfer (ihMT) in post-mortem human brain
Fritz, Francisco J ; Helms, Gunther LU
; Vaculčiaková, Lenka
; Weiskopf, Nikolaus
and Mohammadi, Siawoosh
(2022)
Joint Annual Meeting ISMRM-ESMRMB 2022
30.
- Chapter in Book/Report/Conference proceeding › Paper in conference proceeding
-
Mark
Mapping the inversion efficiency (finv):
Comparison between adiabatic pulses for use in MP2RAGE-based T1-mapping
Olsson, Hampus LU and Helms, Gunther LU
(2022)
Joint Annual Meeting ISMRM-ESMRMB 2022
In Proc Intl Soc Magn Reson Med
30.
- Chapter in Book/Report/Conference proceeding › Paper in conference proceeding
-
Mark
Comparison of MRI methods for measuring whole-brain oxygen extraction fraction under different geometric conditions at 7T
Lundberg, Anna LU ; Lind, Emelie LU
; Olsson, Hampus
LU
; Helms, Gunther
LU
; Knutsson, Linda
LU
and Wirestam, Ronnie
LU
(2022)
In Journal of Neuroimaging
32(3).
p.442-458
- Contribution to journal › Article
- 2021
-
Mark
In vivo investigation of the multi‐exponential T2 decay in human white matter at 7 T: Implications for myelin water imaging at UHF
Wiggermann, Vanessa ; MacKay, Alexander L ; Rauscher, Alexander and Helms, Gunther LU
(2021)
In NMR in Biomedicine
34(2).
- Contribution to journal › Article
-
Mark
Quantitative multi-parametric MRI measurements
- Chapter in Book/Report/Conference proceeding › Book chapter
-
Mark
Mapping magnetization transfer saturation (MTsat) in human brain at 7T : Protocol optimization under specific absorption rate constraints
Olsson, Hampus LU ; Andersen, Mads LU ; Wirestam, Ronnie LU
and Helms, Gunther
LU
(2021)
In Magnetic Resonance in Medicine
- Contribution to journal › Article
-
Mark
Radiofrequency bias correction of magnetization prepared rapid gradient echo MRI at 7.0 Tesla using an external reference in a sequential protocol
Olsson, Hampus LU ; Novén, Mikael LU ; Lätt, Jimmy LU ; Wirestam, Ronnie LU
and Helms, Gunther
LU
(2021)
In Tomography : a journal for imaging research
7(3).
p.434-451
- Contribution to journal › Article
-
Mark
Addressing inadvertent MT effects in 7 T brain T1 mapping by simple pulse length scaling
Pine, Kerrin J. ; Edwards, Luke J ; Helms, Gunther LU
and Weiskopf, Nikolaus
(2021)
The European Society for Magnetic Resonance in Medicine and Biology Annual Congress 2021
In Magnetic Resonance Materials in Physics, Biology, and Medicine
34(Suppl 1).
p.19-20
- Contribution to journal › Published meeting abstract
-
Mark
Rational approximation of the Ernst equation for dual angle R1 mapping revisited: beyond the small flip-angle assumption
Edwards, Luke J ; Pine, Kerrin J. ; Helms, Gunther LU
and Weiskopf, Nikolaus
(2021)
In Magnetic Resonance Materials in Physics, Biology, and Medicine
34(Suppl 1).
p.45-46
- Contribution to journal › Published meeting abstract
-
Mark
The Influence of Radio-Frequency Transmit Field Inhomogeneities on the Accuracy of G-ratio Weighted Imaging
Emmenegger, Tim M. ; David, Gergely ; Ashtarayeh, Mohammad ; Fritz, Francisco J. ; Ellerbrock, Isabel ; Helms, Gunther LU
; Balteau, Evelyne
; Freund, Patrick
and Mohammadi, Siawoosh
(2021)
In Frontiers in Neuroscience
15.
- Contribution to journal › Article