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temedx
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- ¹ó±ö: 1.156
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- ºì»¨: 106
- Ìû×Ó: 2543
- ÔÚÏß: 475.9Сʱ
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- ×¢²á: 2006-11-18
- ÐÔ±ð: GG
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2Â¥2008-06-12 10:27:38
zhangliflying
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- ½ð±Ò: 4866.6
- É¢½ð: 103
- ºì»¨: 3
- Ìû×Ó: 1026
- ÔÚÏß: 338.3Сʱ
- ³æºÅ: 382856
- ×¢²á: 2007-05-25
- ÐÔ±ð: GG
- רҵ: ½ðÊô½á¹¹²ÄÁÏ
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FLY_Phoenix(½ð±Ò+2,VIP+0):ÖxÖxŸáÐÄŽÍÖú^_^
FLY_Phoenix(½ð±Ò+2,VIP+0):ÖxÖxŸáÐÄŽÍÖú^_^
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???l????????t???u???z???????|???z?????????e??? 10 - 100 ??????r?????????§åH?? 0.2 - 0.3 eV???????????????????????????@??R????????l???????????????????_ 1nm ????? 10. ???l???????????????N:????l???(cold field emission , FE)??????l???(thermal field emission ,TF)????????l???(Schottky emission ,SE) 11. ????????§Ö??????????108V/cm??§³???????????r?????§á??^?????????l??????????^????????l??????????????????¦Ë??K?a??Schottky§¹???????????????????????????????????"????"??^??M??????K?x?_?O?????l?????S?????J???O??????l????????????O??????????????????????????????_?????x??????????????????????? 12. ???l?????????x????O?????????????????????????????????T???O?????C§Ö???????u??????????????^????O????????l?????????????M?O???a?????????????????????????????????O?????????????a?????o??????????a?????§¹??????????????????????O?????(??)?O??????????l????????(extraction voltage)???????????l????????????????(??)?O?????Q?????????????????????????????????? 13. ???O?????u????l?????????????????????Q???o?¦Ê???????????????????????—¨?????????????????????????????????????l????????l?????????Øb????????????????u?O??????e??????????????O??r??O??????????????????????????SEM????t?^???????l???????? 14. ????l?????????c????????????§³??????????????????????¬Ã???????????§³????????????????????§¹?????????????????w??????????????l????????K??l?????????????????l?????????????10-10 torr??????????????m??????????????r??????????2500K(???^?????flashing)?????????????????w?????????????c??l?????????§³?? 15. ????l?????????1800K?????????????????????w??????????????—¨???????????flashing????????????S???^???l?????????????K?????^?????????(10-9 torr)???????m??????c???????????????????????§çs???????3~5?????????????^??????^??????¨¢? 16. ????l????????????1800K?????S???u(100)?¦Î????ZrO???w???ZrO????????????u??4.5eV????2.8eV??????????????¦Ë???????????????????????????????^????(?K?????§¹??)?????????—¨????????s10-8~10-9torr????l?????????????????l????????????????????????§³???H???d?????l????????????????????????????????????????????l????????c?? |
3Â¥2008-06-12 12:46:56
gp601
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 1398.1
- É¢½ð: 686
- ºì»¨: 3
- Ìû×Ó: 751
- ÔÚÏß: 22.6Сʱ
- ³æºÅ: 211113
- ×¢²á: 2006-03-07
- ÐÔ±ð: GG
- רҵ: È˹¤¾§Ìå

4Â¥2008-06-12 17:36:27
temedx
ר¼Ò¹ËÎÊ (ÖøÃûдÊÖ)
-

ר¼Ò¾Ñé: +41 - Ó¦Öú: 243 (´óѧÉú)
- ¹ó±ö: 1.156
- ½ð±Ò: 11823.5
- ºì»¨: 106
- Ìû×Ó: 2543
- ÔÚÏß: 475.9Сʱ
- ³æºÅ: 297942
- ×¢²á: 2006-11-18
- ÐÔ±ð: GG
- רҵ: ´ß»¯»¯Ñ§
- ¹ÜϽ: ΢Ã׺ÍÄÉÃ×

5Â¥2008-06-13 13:26:01













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