Effects of particle diameter and magnetocrystalline anisotropy on magnetic relaxation and magnetic particle imaging performance of magnetic nanoparticles

2020 ◽  
Vol 65 (2) ◽  
pp. 025014 ◽  
Author(s):  
Zhiyuan Zhao ◽  
Nicolas Garraud ◽  
David P Arnold ◽  
Carlos Rinaldi
2015 ◽  
Vol 1 (1) ◽  
pp. 249-253 ◽  
Author(s):  
André Behrends ◽  
Matthias Graeser ◽  
Thorsten M. Buzug

AbstractImage quality in the new imaging modality magnetic particle imaging (MPI) heavily relies on the quality of the magnetic nanoparticles in use. Therefore, it is crucial to understand the behaviour of such particles. A common technique to analyze the behaviour of the particles is magnetic particle spectrometry (MPS). However, most spectrometers are limited to measurements at a single or multiple discrete excitation frequencies. This paper introduces a frequency-tunable spectrometer, able to perform measurements in the range of 100 Hz - 24kHz.


2012 ◽  
Vol 48 (11) ◽  
pp. 3780-3783 ◽  
Author(s):  
Frank Ludwig ◽  
Thilo Wawrzik ◽  
Takashi Yoshida ◽  
Nicole Gehrke ◽  
Andreas Briel ◽  
...  

2014 ◽  
Vol 50 (11) ◽  
pp. 1-4 ◽  
Author(s):  
Frank Ludwig ◽  
Christian Kuhlmann ◽  
Thilo Wawrzik ◽  
Jan Dieckhoff ◽  
Aidin Lak ◽  
...  

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