| ²é¿´: 804 | »Ø¸´: 1 | |||
caiyuchiÒø³æ (³õÈëÎÄ̳)
|
[½»Á÷]
ÖÐÎĺËÐÄÆÚ¿¯¡¶Öйú²âÊÔ¡·2013.2ÆÚµÄÖÐÓ¢ÎÄÕªÒª»ã×Ü ÒÑÓÐ1È˲ÎÓë
|
|
£¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+³Èºìɫӫ¹â·ÛµÄÖÆ±¸Óë·¢¹âÐÔÄÜ ÉÐ ½ø1£¬ Çñ¿Ë»Ô1£¬ ³ѩ¹â2£¬ ÕÔ À¥2£¬ ÕÅ Àò1 £¨1. ³É¶¼Àí¹¤´óѧ²ÄÁÏ¿ÆÑ§¼¼ÊõÑо¿Ëù£¬ËÄ´¨ ³É¶¼ 610059£» 2. ËÄ´¨ÐÂÁ¦¹âÔ´ÓÐÏÞ¹«Ë¾£¬ËÄ´¨ ³É¶¼ 611731£© Õª Òª£º²ÉÓøßιÌÏà·¨ÔÚ»¹ÔÆø·ÕϺϳɳȺìɫӫ¹â·Û£¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+£¬²¢ÓÃXÉäÏßÑÜÉäÒǺÍÓ«¹â·Ö¹â¹â¶È¼Æ¶ÔºÏ³ÉµÄÑùÆ·½øÐбíÕ÷¡£½á¹û±íÃ÷£ººÏ³ÉÑùÆ·µÄ¾§Ìå½á¹¹ÓëSr3SiO5Ïàͬ£¬£¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+µÄÓ«¹â¹âÆ×Ϊ¿í´øÆ×£¬¼¤·¢·å·¢ÉäÖ÷·å·Ö±ðλÓÚ365 nmºÍ592¡«609 nm¡£Ëæ×ÅEu2+ºÍBa2+²ôÔÓŨ¶ÈµÄ²»Í¬£¬ÑùÆ·µÄÈÈÎȶ¨ÐԺͷ¢Éä·åÒ²·¢ÉúÁËÏàÓ¦µÄ±ä»¯¡£×îÖÕ£¬²¢¶ÔÆä»úÀí½øÐмòµ¥ÌÖÂÛ¡£ ¹Ø¼ü´Ê£º£¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+£»³ÈºìÉ«·¢¹â²ÄÁÏ£»ºìÒÆ£»À¶ÒÆ£»ÈÈÎȶ¨ÐÔ ÖÐͼ·ÖÀàºÅ£ºO482.31£»O434.13£»O657.31£»TN312+8 ÎÄÏ×±êÖ¾Â룺A ÎÄÕ±àºÅ£º1674-5124£¨2013£©02-0069-04 The preparation and luminescence properties of orange red phosphor£¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+ SHANG Jin1£¬ QIU Ke-hui1£¬ LU Xue-guang2£¬ ZHAO Kun2£¬ ZHANG Li1 £¨1. Institute of Materials Science and Technology Chengdu University of Technology£¬Chengdu 610059£¬China£» 2. Sichuan Sunfor Lighting Co.£¬Ltd.£¬Chengdu 611731£¬China£© Abstract: Orange red emitting phosphor£¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+ was synthesized via high temperature solid-state reaction under a reducing atmosphere and characterized by X-ray diffraction £¨XRD£© and fluorescence spectrophotometer. The results indicate that the synthesized phosphor has the same crystal structure type with Sr3SiO5. The photoluminescence excitation and photoluminescence spectra of £¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+ shows a broadband characteristic with a peak located at 592-609 nm and 365 nm£¬ respectively. Thermal stability and luminescent intensity represented corresponding changes with the different concertrations of Eu2+ and Ba2+. Finally£¬ the possible mechanism was discussed. Key words: £¨Sr1-xBax£©3-ySiO5¡Ãy Eu2+£» orange-emitting phosphor£» red shift£» blue shift£» thermal stability ¡¶Öйú²âÊÔ¡·ÔÓÖ¾£¨ÖÐÎĺËÐÄÆÚ¿¯£© ±¾ÆªÎÄÕÂÔÚ2013Ä꣬ µÚ39¾íµÚ2ÆÚ£¬Ò³Â룺69-72 Ͷ¸åÍøÖ·£ºhttp://www.chinamtt.cn/zh/Default.aspx ÔÙµã»÷¡°ÔÚÏßͶ¸å¡±¾Í¿ÉÒÔ·½±ã¿ì½ÝµÄÍøÉÏͶ¸å£¬ ÁíÍâ±¾¿¯È«ÎÄÔÚÖªÍøµÄÈ«ÎÄÏÂÔØÈ¨ÏÞ£ºÕ˺ţºDKSYCS01£¬ÃÜÂ룺v9m43ab7£¬»¶ÓÔÚÖйúÖªÍøÏÂÔØ¡£ |
» ±¾Ìû¸½¼þ×ÊÔ´Áбí
-
»¶Ó¼à¶½ºÍ·´À¡£ºÐ¡Ä¾³æ½öÌṩ½»Á÷ƽ̨£¬²»¶Ô¸ÃÄÚÈݸºÔð¡£
±¾ÄÚÈÝÓÉÓû§×ÔÖ÷·¢²¼£¬Èç¹ûÆäÄÚÈÝÉæ¼°µ½ÖªÊ¶²úȨÎÊÌ⣬ÆäÔðÈÎÔÚÓÚÓû§±¾ÈË£¬Èç¶Ô°æÈ¨ÓÐÒìÒ飬ÇëÁªÏµÓÊÏ䣺xiaomuchong@tal.com - ¸½¼þ 1 : ¡¶Öйú²âÊÔ¡·2013.2ÆÚËùÓÐÎÄÕÂÕªÒª.zip
2013-03-30 14:10:13, 369.97 K
» ²ÂÄãϲ»¶
µ÷¼Á
ÒѾÓÐ20È˻ظ´
0703»¯Ñ§
ÒѾÓÐ32È˻ظ´
286Çóµ÷¼Á
ÒѾÓÐ9È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
278Çóµ÷¼Á
ÒѾÓÐ24È˻ظ´
²ÄÁÏÀà284µ÷¼Á
ÒѾÓÐ19È˻ظ´
Ò»Ö¾Ô¸0703»¯Ñ§ÕÐ61×îÖÕÅÅÃû62»¯Ñ§Çóµ÷¼Á
ÒѾÓÐ14È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ13È˻ظ´
299Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
»úеר˶273ÇëÇóµ÷¼Á
ÒѾÓÐ6È˻ظ´
» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)
| ¶¥Ò»Ï |
2Â¥2013-04-02 21:27:33














»Ø¸´´ËÂ¥