Microfluidic microwave sensor for simultaneous dielectric and magnetic characterization

DJ Rowe, A Porch, DA Barrow… - IEEE transactions on …, 2012 - ieeexplore.ieee.org
Herein, we demonstrate a method for simultaneously quantifying the electric and magnetic
properties of liquid systems confined within a capillary. This is based upon an optimized …

Interplay of superconductivity and ferromagnetism in YBa2Cu3O7/La1− xSrxMnO3 heterostructures

P Przyslupski, A Tsarou, P Dluzewski… - Superconductor …, 2006 - iopscience.iop.org
Oxide manganite/cuprate superlattices are an attractive model system to study the proximity
effect in oxide ferromagnet/cuprate superlattices. This report describes recent experimental …

Sheet resistance measurement of thin metallic films and stripes at both 130 GHz and DC

MHJ Lee, RJ Collier - IEEE transactions on instrumentation and …, 2005 - ieeexplore.ieee.org
This paper describes a technique for measuring the sheet resistance of thin metallic films at
both 130 GHz and dc (0 Hz). The high-frequency measurements were made using dielectric …

Oxygen partial pressure dependences of a–c phase ratio, crystallinity, surface roughness and in-plane orientation in YBCO thin film depositions by IBS

T Endo, K Yoshii, S Iwasaki, H Kohmoto… - Superconductor …, 2002 - iopscience.iop.org
Abstract YBa 2 Cu 3 OX thin films were grown on MgO by ion beam sputtering at various
substrate temperatures TS and oxygen partial pressures PO with a supply of either oxygen …

Comparison of dc and microwave resistivity in polycrystalline samples: Influence of Y at grain boundaries

KA Yates, LF Cohen, C Watine, TN Tay… - Journal of Applied …, 2000 - pubs.aip.org
A series of polycrystalline La 0.7− x Y x Ca 0.3 MnO 3 samples were studied, where x= 0,
0.07, 0.1, 0.15, and 0.2. Measurement of the dc resistivity, microwave surface resistance, ac …

Microwave absorption properties of Nd0. 7Sr0. 3MnO3 prepared using high-energy ball milling

X Feng, H Wen, Y Shen - Journal of alloys and compounds, 2013 - Elsevier
The permittivity and permeability behaviors of composites made from the high-energy ball
milled Nd0. 7Sr0. 3MnO3 and paraffin wax have been studied in 2–20GHz. An optimal …

Unusual field dependence of radio frequency magnetoimpedance in La0. 67Ba0. 33MnO3

A Rebello, R Mahendiran - Europhysics Letters, 2009 - iopscience.iop.org
Magnetic-field dependence of the ac impedance Z (f, H)= R (f, H)+ jX (f, H) in La 0.67 Ba
0.33 MnO 3 carried out over a wide frequency range (f= 0 to 30 MHz) reveals a huge low …

Influence of length and measurement geometry on magnetoimpedance in La0. 7Sr0. 3MnO3

A Rebello, R Mahendiran - Applied Physics Letters, 2010 - pubs.aip.org
We show that ac magnetoresistance at room temperature in La 0.7 Sr 0.3 MnO 3 is
extremely high (⁠≈− 47% in μ 0 H= 100 mT⁠, f= 3–5 MHz⁠), and magnetic field …

Magnetically tunable rf wave absorption in polycrystalline La0. 67Ba0. 33MnO3

VB Naik, R Mahendiran - Applied Physics Letters, 2009 - pubs.aip.org
We investigated temperature and magnetic field dependent radio-frequency electromagnetic
absorption in La 0.67 Ba 0.33 MnO 3 by monitoring changes in resonance frequency (fr) and …

The sheet resistance of thin metallic films and stripes at both DC and 130 GHz

MHJ Lee, RJ Collier - Microelectronic engineering, 2004 - Elsevier
A novel microwave measurement technique involving the transmission of a microwave
signal through a resistive film was demonstrated. The sheet resistance of thin metallic NiCr …