2009 Ceramics for Microwave Technology Archives | The American Ceramic Society

2009 Ceramics for Microwave Technology

Microwave Dielectric Properties and Chemical Resistance of Low-Temperature-Sintered CaZrB2O6 Ceramics

By / January 28, 2010

Volume 6 Issue 5, Pages 587 – 592 Hyo Tae Kim, Myoung-Hwa Nam, Jong-Hee Kim, Sahn NahmPublished Online: Apr 7 2009 4:32PM DOI: 10.1111/j.1744-7402.2009.02381.x ABSTRACT Dolomite-type borate ceramics consisting of CaZrB2O6 were synthesized via a conventional solid-state reaction route; low-temperature sintering was explored using Bi2O3–CuO additives of 1–7 wt% for low-temperature co-fired ceramics applications. For several…

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Effect of Bi2O3 Addition on the Sintering Temperature and Microwave Dielectric Properties of Zn2SiO4 Ceramics

By / January 28, 2010

Volume 6 Issue 5, Pages 581 – 586 Jin-Seong Kim, Ngoc-Huan Nguyen, Myung-Eun Song, Jong-Bong Lim, Dong-Soo Paik, Sahn Nahm, Jong-Hoo Paik, Byung-Hyun Choi, Soon-Jae YuPublished Online: Dec 11 2008 11:50AM DOI: 10.1111/j.1744-7402.2008.02335.x ABSTRACT Bi2O3 was added to a nominal composition of Zn1.8SiO3.8 (ZS) ceramics to decrease their sintering temperature. When the Bi2O3 content was…

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The Effect of Dopants on the Dielectric Properties of Ba(B’1/2Ta1/2)O3 (B’=La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Y, Yb, and In) Microwave Ceramics

By / January 28, 2010

Datum Lamrat Abdul Khalam, Prabhakaran Sreekumari Anjana, Mailadil Thomas SebastianPublished Online: Nov 5 2008 3:07PM DOI: 10.1111/j.1744-7402.2008.02307.x ABSTRACT Low-loss dielectric ceramics based on Ba(B’1/2Ta1/2)O3 (B’=La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Y, Yb, and In) complex perovskites have been prepared by the solid-state ceramic route. The dielectric properties (ɛr, Qu, and τf) of…

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A Novel Temperature-Compensated Microwave Dielectric (1−x)(Mg0.95Ni0.05)TiO3−xCa0.6La0.8/3TiO3 Ceramics System

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Volume 6 Issue 5, Pages 562 – 570 Chun-Hsu Shen, Cheng-Liang Huang, Chuan-Feng Shih, Chih-Ming HuangPublished Online: Nov 19 2008 12:55PM DOI: 10.1111/j.1744-7402.2008.02326.x ABSTRACT The microstructure and microwave dielectric properties of a (1−x)(Mg0.95Ni0.05)TiO3−xCa0.6La0.8/3TiO3 ceramics system have been investigated. The system was prepared using a conventional solid-state ceramic route. In order to produce a temperature-stable material,…

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SrTiO3-Filled PTFE Composite Laminates for Microwave Substrate Applications

By / January 28, 2010

Volume 6 Issue 5, Pages 553 – 561 Surendran Rajesh, Kodakkattu Purushothaman Murali, Kunnathodi Vijayaraghavan Rajani, Ravendran RatheeshPublished Online: May 26 2009 5:03PM DOI: 10.1111/j.1744-7402.2009.02389.x ABSTRACT Strontium titanate (SrTiO3) filled polytetrafluroethylene (PTFE) substrates were fabricated through sigma mixing (SM), extrusion (E), calendering (C) followed by hotpressing (H) (SMECH) process. The filler dispersion in the polymer…

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