Search Results - "Chen, Christina H"

Magnetic Materials and Devices for the 21st Century: Stronger, Lighter, and More Energy Efficient by Gutfleisch, Oliver, Willard, Matthew A., Brück, Ekkes, Chen, Christina H., Sankar, S. G., Liu, J. Ping

“…A new energy paradigm, consisting of greater reliance on renewable energy sources and increased concern for energy efficiency in the total energy lifecycle,…”
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Characteristics and FEA verification of the attraction between like magnetic poles by Chen, Christina H., Zou, Min, Ran, Sijie, Meng, Hui, Mizzell, George, Shen, Abby, Qian, Michelle

“…The attraction between unequally sized like magnetic poles is characterized herein. Finite element analysis (FEA) simulation has verified that attraction can…”
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Revealing the mystery of the cases where Nd–Fe–B magnetic like poles attract each other by Meng, Hui, Tang, Guiping, Shen, Abby, Qian, Michelle, Wei, Qifeng, Mizzell, George, Chen, Christina H.

“…This investigation reveals the mystery of the cases where magnetic like poles attract each other, and unlike poles repel one another. It is identified that for…”
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Finite Element Analysis Results and Analysis of Attraction Cases between Like Poles of NdFeB Magnets by Ran, Sijie, Zou, Min, Mizzell, George, Chen, Christina H

“…A novel phenomenon of attraction between unequally sized magnet like poles with different permeance coefficients ( P c ) has been experimentally discovered…”
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Macroscopic demagnetization of the sintered Nd-Fe-B magnets prepared by Tb grain boundary diffusion by Di, Jinghui, Liu, Huiqiang, Meng, Hui, Chen, Christina H, Zou, Min, Wu, Xiongfei, Yu, Chao, Zhang, Chaoyue, Jia, Shengli, Wei, Qifeng, Zhang, Baoguo

“…Macroscopic demagnetization in sintered Nd-Fe-B magnets by Tb grain boundary diffusion (GBD) is investigated in comparison with non-GBD ones. Demagnetization…”
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Effect of geometry on magnetization distortion in closed-circuit magnetic measurements by Chen, Christina H., Higgins, Ashil K., Strnat, Reinhold M.

“…The effect of specimen geometry on magnetization distortion in closed-circuit measurements is reported in this letter. The degree of the distortion increases…”
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FEA Verification and Analyses for the Attraction Cases Between Magnetic Like Poles by Ran, Shijie, Zou, Min, Mizzell, George, Chen, Christina H

“…A novel phenomenon of attraction between unequally sized like magnetic poles has been discovered experimentally, wherein the two magnets have different…”
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A new class of Sm-TM magnets for operating temperatures up to 550°C by WALMER, Marlin S, CHEN, Christina H, WALMER, Michael H

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Thermal stability of Sm-Tm high temperature magnets at 300-550°C by CHEN, Christina H, WALMER, Marlin S, WALMER, Michael H, LIU, Sam, KUHL, G. Edward

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Surface reaction and Sm depletion at 550 °C for high temperature Sm-TM magnets by CHEN, Christina H, WALMER, Michael H, KOTTCAMP, Edward H, WEI GONG

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Improved Mechanical Properties and Thermal Stability of Sm-Co High Temperature Magnets Resulting From Surface Modifications by Chen, Christina H., Huang, Meiqing, Higgins, Ashil, Lee, Don, Liu, Sam

“…Improved mechanical properties and thermal stability of Sm-Co high temperature magnets resulting from surface modifications are reported. Compared to…”
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Fully dense bulk nanocomposites of (Sm1-xGdx)2(Co1-vFev)17+ (Co, Fe) with high Coercivity and high curie temperature by CHEN, Christina H, LEE, Don, LIU, Sam, WALMER, Michael H, YONG ZHANG, HADJIPANAYIS, George C

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Structural and thermal properties of (YBa2Cu3)1− x Na x O7−δ materials by Chen, Christina H., Kumar, Binod

“…This letter discusses experimental data on thermal expansion and thermogravimetric analysis (TGA) to elucidate the structural and thermal characteristics of…”
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Structural and thermal properties of (YBa2Cu3)1-xNaxO7-δ materials by CHEN, C. H, KUMAR, B

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Neutron powder diffraction study of the crystal structure of Na-doped Y-1-2-3 high- Tc superconductor by Huang, Q., Chen, Christina H., Kumar, Binod

“…The structure of Na-doped YBa 2Cu 3O 7−δ superconductors has been studied at room temperature with the neutron-powder-diffraction method and profile analysis…”
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