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reworld銅蟲 (初入文壇)
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[求助]
最近論文翻譯,遇到一些句子難!。
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1.By careful structural and electronic characterization, it is shown that simultaneous substitutions of Eu3+ and Na+ at Ca2+ sites were possible using this methodology, which allows one to vary the local symmetry surrounding Eu3+ and moreover the energy transfer from O2-to Eu3+ and tungstate groups to Eu3+ for optimum luminescence. 2.Upon excitation, Eu3+ can exhibit a highly efficient and narrow emission via exchange interaction and dipole -dipole interaction for both energy migration and energy transfer from the host matrix to the luminescent center. 3.It can be used to modify the local site symmetry of the Eu3+ containing materials for improving the luminescence efficiency. 4.Calcium tungstate (CaWO4) is an important member of metal tungstate families. |

至尊木蟲 (知名作家)
至尊木蟲 (知名作家)
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1.通過仔細的結(jié)構(gòu)和電子表征,顯示用這種方法實現(xiàn)Ca2+位點被Eu3+和Na+的同時取代是可能的,使我們能夠改變Eu3+周圍的位點對稱性,也可改變能量從O2到 Eu3+和從鎢酸根到 Eu3+的轉(zhuǎn)移,實現(xiàn)最佳的發(fā)光。 2.一旦激發(fā),通過交互影響和偶極間相互影響實現(xiàn)能量從宿主矩陣到發(fā)光中心的遷徙和轉(zhuǎn)移,使得 Eu3+能夠高效和集中的發(fā)射。 3.能夠用于修飾含有提高發(fā)光性能材料的 Eu3+的本地位點對稱性。 3.鎢酸鈣是金屬鎢酸家族中的重要成員 |
銅蟲 (初入文壇)

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