SURVEY, CHARACTERISTICS, AND EVALUATION OF HIGH-PERFORMANCE MAGNETIC CORE MATERIALS

1952 ◽  
Author(s):  
SIEGFRIED R. HOH
2013 ◽  
Vol 60 (3) ◽  
pp. 108-116
Author(s):  
Terukazu TOKUOKA ◽  
Tomoyuki ISHIMINE ◽  
Toru MAEDA ◽  
Kenji MATSUNUMA

2015 ◽  
Vol 117 (17) ◽  
pp. 17E508 ◽  
Author(s):  
N. Prabhu Gaunkar ◽  
N. R. Y. Bouda ◽  
I. C. Nlebedim ◽  
R. L. Hadimani ◽  
I. Bulu ◽  
...  

2020 ◽  
Author(s):  
Ruiping Yang ◽  
Haobin Dong ◽  
Jian Ge ◽  
Huan Liu ◽  
Hengli Song ◽  
...  

2012 ◽  
Vol 174-177 ◽  
pp. 1437-1440 ◽  
Author(s):  
Cheng Dong Li ◽  
Zhao Feng Chen ◽  
Wang Ping Wu ◽  
Zhou Chen ◽  
Jie Ming Zhou ◽  
...  

Vacuum insulation panels (VIPs) are regarded as one of the most promising high performance thermal insulation solutions on the market today. The insulation performance of VIPs mainly depends on the quality of core materials. This paper compared three types of core materials, namely foam insulation material, powder insulation material and fibrous insulation material. Novel structure of core materials which is fiber pore structures packed with different size powder particles is also put forward on this paper. The aim of this paper is to investigate and compare various properties, requirements and possibilities for traditional core materials and put forward possible future core materials of VIPs.


2017 ◽  
Vol 2017 ◽  
pp. 1-9 ◽  
Author(s):  
Ki-Sun Lee ◽  
Joo-Hee Shin ◽  
Jong-Eun Kim ◽  
Jee-Hwan Kim ◽  
Won-Chang Lee ◽  
...  

The aim of this study was to evaluate the biomechanical behavior and long-term safety of high performance polymer PEKK as an intraradicular dental post-core material through comparative finite element analysis (FEA) with other conventional post-core materials. A 3D FEA model of a maxillary central incisor was constructed. A cyclic loading force of 50 N was applied at an angle of 45° to the longitudinal axis of the tooth at the palatal surface of the crown. For comparison with traditionally used post-core materials, three materials (gold, fiberglass, and PEKK) were simulated to determine their post-core properties. PEKK, with a lower elastic modulus than root dentin, showed comparably high failure resistance and a more favorable stress distribution than conventional post-core material. However, the PEKK post-core system showed a higher probability of debonding and crown failure under long-term cyclic loading than the metal or fiberglass post-core systems.


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