Effects of ZnO–B2O3 Addition on the Microstructure and Microwave Properties of Low‐Temperature Sintered Barium Strontium Titanate (BST) Thick Films

C Kohler, A Friederich, M Sazegar… - … Journal of Applied …, 2013 - Wiley Online Library
BST–ZnO–B2O3–composite thick films have been investigated regarding their suitability as
low‐temperature sintered tunable microwave dielectrics. The investigations showed that …

Passive wireless temperature sensing with BST-based chipless transponder

C Mandel, H Maune, M Maasch… - 2011 German …, 2011 - ieeexplore.ieee.org
A passive wireless temperature sensor with identification capabilities based on a phase
modulation scheme is discussed in this paper. The approach presented utilizes a pulse …

Tunable microwave component technologies for SatCom-platforms

H Maune, M Jost, A Wiens, C Weickhmann, R Reese… - Frequenz, 2017 - degruyter.com
Modern communication platforms require a huge amount of switched RF component banks
especially made of different filters and antennas to cover all operating frequencies and …

Effect of percolation characteristics and ion diffusion on dielectric properties of ferroelectric-dielectric composite ceramics

W Wang, M Zhang, L **n, S Shen, J Zhai - Ceramics International, 2020 - Elsevier
The ferroelectric-dielectric composite ceramics of (1-x) Ba 0.4 Sr 0.6 TiO 3-xZnGa 2 O 4 (x=
10, 30, 50 and 70 wt%) were prepared via a solid-state sintering process. The relationships …

A wireless chipless temperature sensor utilizing an orthogonal polarized backscatter scheme

B Kubina, C Mandel, M Schüßler… - 2012 42nd …, 2012 - ieeexplore.ieee.org
A novel passive wireless temperature sensor is presented which is designed planar and
chipless. The sensor tag uses a backscatter scheme with two linear polarization planes to …

Tunable impedance matching networks for agile RF power amplifiers

H Maune, M Sazegar, R Jakoby - 2011 IEEE MTT-S …, 2011 - ieeexplore.ieee.org
The efficiency is one of the most critical parameters in the design of RF power amplifiers. For
classical power amplifier (PA) the efficiency drops dramatically in the back-off region. One …

Inkjet‐printed metal‐insulator‐metal capacitors for tunable microwave applications

A Friederich, C Kohler, M Nikfalazar… - … Journal of Applied …, 2015 - Wiley Online Library
A Ba0. 6Sr0. 4TiO3–ZnO–B2O3 composite ink was prepared and used for the manufacturing
of fully inkjet‐printed metal‐insulator‐metal varactors. The dielectric thick films were co‐fired …