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超级老快

木虫之王 (文学泰斗)

[求助] 摘要汉译英

利用高温固相法合成新型Eu2+/Eu3+共掺杂高温大功率近紫外暖白光LED玻璃陶瓷。热处理后在非晶态玻璃中分别获得氟化物和氧化物晶体,与此同时Eu3+和Eu2+分别进入两种晶体。我们使用SEM-CL和STEM-EDX等测试手段证明这一现象。在393nm近紫外光激发下,680摄氏度热处理玻璃陶瓷样品显示Eu2+离子提供了从蓝光到绿光区域的宽带可见光和Eu3+离子产生较强的红光发射,在色坐标上位于暖白光区域。在高温(573K)下荧光强度仍保持室温下的60.6%,以及在573K1000小时的热降解测试中具有较高的强度和色温稳定性。本研究为大功率高温近紫外无封装块体LED的发展和应用提供参考,具有一共潜在应用价值。
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超级老快

木虫之王 (文学泰斗)

引用回帖:
2楼: Originally posted by 冬の萤火 at 2018-04-11 10:30:55
有几个错别字,麻烦先纠正一下

利用高温固相法合成新型Eu2+/Eu3+共掺杂高温大功率近紫外暖白光LED玻璃陶瓷。热处理后在非晶态玻璃中分别获得氟化物和氧化物晶体,与此同时Eu3+和Eu2+分别进入两种晶体。我们使用SEM-CL和STEM-EDX等测试手段证明这一现象。在393nm近紫外光激发下,680摄氏度热处理玻璃陶瓷样品显示Eu2+离子提供了从蓝光到绿光区域的宽带可见光和Eu3+离子产生较强的红光区域荧光发射,在色坐标上位于暖白光区域。在高温(573K)下荧光强度仍保持室温下的60.6%,以及在573K1000小时的热降解测试中具有较高的荧光强度和色温稳定性。本研究为大功率高温近紫外无封装块体LED的发展和应用提供参考,具有一定潜在地实用价值。
3楼2018-04-11 11:16:40
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冬の萤火

金虫 (小有名气)

有几个错别字,麻烦先纠正一下
一只想做译员的小透明~
2楼2018-04-11 10:30:55
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冬の萤火

金虫 (小有名气)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ...
超级老快: 金币+300, 翻译EPI+1, ★★★很有帮助 2018-04-11 16:58:59
爱与雨下: 金币+1 2018-04-12 21:22:09
引用回帖:
3楼: Originally posted by 超级老快 at 2018-04-11 11:16:40
利用高温固相法合成新型Eu2+/Eu3+共掺杂高温大功率近紫外暖白光LED玻璃陶瓷。热处理后在非晶态玻璃中分别获得氟化物和氧化物晶体,与此同时Eu3+和Eu2+分别进入两种晶体。我们使用SEM-CL和STEM-EDX等测试手段证明这 ...

We synthesized a new type of Eu2+/Eu3+ co-doped high-temperature high-power near-ultraviolet warm white LED glass ceramics by using high temperature solid phase method. Fluoride and oxide crystals were obtained in the amorphous glass after the heat treatment. At the same time, Eu3+ and Eu2+ entered the two crystals, respectively. To prove this phenomenon, we chose to use SEM-CL and STEM-EDX testing methods. Under 393nm near ultraviolet light excitation, the glass ceramic sample with the heat treatment at 680 degrees Celsius shows that Eu2+ ions provided broadband visible light from blue region to green region and Eu3+ ions produced a relatively strong red-light region fluorescence emission, which is located in the warm white region on the color coordinates. The sample has a relatively high fluorescence intensity and color temperature stability during the 1000-hour thermal degradation test (temperature 573K). Although under the high temperature (573K), its fluorescence intensity remains 60.6% of fluorescence intensity under the indoor temperature. This study provides references for the development and application of high-power, high-temperature, near-ultraviolet unpackaged LEDs, which has some potential practical value.

希望有帮助
一只想做译员的小透明~
4楼2018-04-11 16:45:20
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超级老快

木虫之王 (文学泰斗)

引用回帖:
4楼: Originally posted by 冬の萤火 at 2018-04-11 16:45:20
We synthesized a new type of Eu2+/Eu3+ co-doped high-temperature high-power near-ultraviolet warm white LED glass ceramics by using high temperature solid phase method. Fluoride and oxide crystals w ...

十分感谢
5楼2018-04-11 16:59:28
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