Temperature dependence dynamical permeability characterization of magnetic thin film using near-field microwave microscopy

2011 ◽  
Vol 82 (8) ◽  
pp. 084701 ◽  
Author(s):  
Le Thanh Hung ◽  
Nguyen N. Phuoc ◽  
Xuan-Cong Wang ◽  
C. K. Ong
2011 ◽  
Vol 284 (12) ◽  
pp. 3118-3123
Author(s):  
Loic Lalouat ◽  
Laurent Billot ◽  
Lionel Aigouy ◽  
Francesco Pineider ◽  
César de Julián Fernández ◽  
...  

2018 ◽  
Vol 60 (11) ◽  
pp. 2116
Author(s):  
Е.Е. Пестов ◽  
Ю.Н. Ноздрин ◽  
А.И. Елькина ◽  
Ю.C. Ерин ◽  
М. Лю ◽  
...  

Abstract —Temperature dependences of the third-harmonic power for the (Na_0.3K_0.7)_ x Fe_2 – _ y Se_2 sodium–potassium ferroselenide single crystals have been investigated by nonlinear near-field microwave microscopy. The temperature dependence of magnetic susceptibility at a frequency of 100 kHz for this compound has been measured. The experimental results suggest a double-gap structure of the (Na_0.3K_0.7)_ x Fe_2 – _ y Se_2 superconductor.


2003 ◽  
Vol 804 ◽  
Author(s):  
Chen Gao ◽  
Bo Hu ◽  
Mengming Huang ◽  
Pu Zhang ◽  
Wen-han Liu

ABSTRACTWe developed a recursive image charge approach for quantitative characterizations of dielectric thin films using the scanning tip microwave near-field microscope. With this method, frequency shift of the microscope as functions of the dielectric constant and the thickness of a film can be effectively computed in a recursive way. We believe that this approach can promote the high-throughput characterization of the dielectric libraries.


2009 ◽  
Vol 80 (11) ◽  
pp. 114701 ◽  
Author(s):  
Xiao-Yu Zhang ◽  
Xuan-Cong Wang ◽  
Feng Xu ◽  
Yun-Gui Ma ◽  
C. K. Ong

2014 ◽  
Vol 6 (6) ◽  
pp. 549-554 ◽  
Author(s):  
Jamal Rammal ◽  
Olivier Tantot ◽  
Nicolas Delhote ◽  
Serge Verdeyme

In this paper, we present a near-field microwave microscopy method for the characterization of dielectric materials samples in the Industrial, Scientific and Medical (ISM) band. The system proposed is composed of a probe coupled to a dielectric resonator (DR) operating in the TE011mode. Latter this is used to fix the resonance frequency of the resonator at 2.45 GHz. This system is used for the characterization of dielectric samples with accuracy and high spatial resolution, knowing that they do not have predetermined forms, but a small plane surface.The same device is used for a multi-frequency characterization (4–20 GHz) using resonance frequencies of the cavity instead of one resonance frequency of the DR.


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