24小时热门版块排行榜    

查看: 4406  |  回复: 5

杨光520

金虫 (小有名气)

[求助] 拉曼光谱 具体的出峰位置 表征 急急急急急

想通过拉曼来表征Cd-S键的断裂以及O-Cd键的形成,不知道具体的出峰位置。。。以及Cd-Te键的峰的位置
想测原位的,本来是想测液体的。但是样品寄到别处去了,那人给我滴在硅片上然后测得,是不是最好要重新测得啊?
测液态样的话,要注意什么啊?参数什么的怎么测啊???
求各位大神们的指点!!!!
最好是能给我具体的文献,或者是告诉我怎么查的,在哪查到的^
因文章需要,急需这批数据。大神们帮帮忙啊!!!!!
回复此楼

» 本帖附件资源列表

  • 欢迎监督和反馈:小木虫仅提供交流平台,不对该内容负责。
    本内容由用户自主发布,如果其内容涉及到知识产权问题,其责任在于用户本人,如对版权有异议,请联系邮箱:xiaomuchong@tal.com
  • 附件 1 : Doc1.doc
  • 2012-07-28 09:53:43, 125.5 K

» 收录本帖的淘帖专辑推荐

拉曼光谱

» 猜你喜欢

» 本主题相关价值贴推荐,对您同样有帮助:

已阅   关注TA 给TA发消息 送TA红花 TA的回帖

WONDERFUL.

银虫 (初入文坛)

【答案】应助回帖

★ ★ ★ ★ ★
杨光520: 金币+5, ★有帮助, 有帮助的 2012-08-19 17:44:24
the sharp peaks at about 500 and 1000 seem to be characteristic peaks of Si, and the one around 300 seems to be indicative of Cd-S. But in your case, in the second spectrum, peak at around 300 is still there. So it doesn't seem to be a process of breaking Cd-S bond and forming Cd-O bond. So I don't necessarily know what's going on there. the broad feature in your first spectrum could be resulted from some background (which can be baseline corrected I guess). The emerging of peaks at around 3000 I don't really know why.
嗯,哦,呃,啊,唔,咳
2楼2012-08-19 03:34:30
已阅   关注TA 给TA发消息 送TA红花 TA的回帖

杨光520

金虫 (小有名气)

引用回帖:
2楼: Originally posted by WONDERFUL. at 2012-08-19 03:34:30
the sharp peaks at about 500 and 1000 seem to be characteristic peaks of Si, and the one around 300 seems to be indicative of Cd-S. But in your case, in the second spectrum, peak at around 300 is sti ...

那请问你知不知道O-Cd键以及Cd-Te键的峰大概会在什么的位置啊?
你有测过液态样的拉曼吗?要注意些什么啊?
3楼2012-08-19 17:59:02
已阅   关注TA 给TA发消息 送TA红花 TA的回帖

WONDERFUL.

银虫 (初入文坛)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
杨光520: 金币+20, ★★★★★最佳答案, 感激不尽!!!! 2012-08-22 10:40:44
xbqewpq: 金币+1, 英语大牛啊 2012-08-22 10:41:02
the most prominent Cd-Te peak (LO peak) is about 165~170cm-1
ref:
http://www.nanoscalereslett.com/content/pdf/1556-276X-6-79.pdf
http://www.sciencedirect.com/sci ... i/S1386142505005251
http://www.springerlink.com/content/j713132m31778563/
http://www.rsc.org/suppdata/JM/b7/b717966a/b717966a.pdf

Cd-O peaks: sharp peak at ~265cm-1(tentatively assigned to the second order transverse acoustic phonon mode, or 2TA mode), broad feature at ~390cm-1 (300~400cm-1 broad peak, two-PDOS)
ref:
http://jap.aip.org/resource/1/japiau/v107/i6/p063519_s1
(sorry for keeping you waiting...)

» 本帖已获得的红花(最新10朵)

嗯,哦,呃,啊,唔,咳
4楼2012-08-22 10:05:04
已阅   关注TA 给TA发消息 送TA红花 TA的回帖

WONDERFUL.

银虫 (初入文坛)

The answer above is just a personal assessment based on published results. Whether they're right or wrong, you should make up the decision. Just a disclaimer.
I haven't done any Raman measurement on liquid sample. So not very sure what to be careful about.
嗯,哦,呃,啊,唔,咳
5楼2012-08-22 10:09:02
已阅   关注TA 给TA发消息 送TA红花 TA的回帖

杨光520

金虫 (小有名气)

送鲜花一朵
引用回帖:
4楼: Originally posted by WONDERFUL. at 2012-08-22 10:05:04
the most prominent Cd-Te peak (LO peak) is about 165~170cm-1
ref:
http://www.nanoscalereslett.com/content/pdf/1556-276X-6-79.pdf
http://www.sciencedirect.com/science/article/pii/S1386142505005251 ...

不要紧的啊!!!真的是多谢了啊!回头有问题时还是希望能得到你的帮助!!
6楼2012-08-22 10:38:18
已阅   关注TA 给TA发消息 送TA红花 TA的回帖
相关版块跳转 我要订阅楼主 杨光520 的主题更新
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[论文投稿] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +3 cqwQDCxMcL3I 2026-09-29 4/200 2026-09-30 16:45 by Z9YWQ5EAO3qp
[考研] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +3 cqwQDCxMcL3I 2026-09-29 6/300 2026-09-30 16:14 by Z9YWQ5EAO3qp
[公派出国] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +3 cqwQDCxMcL3I 2026-09-29 4/200 2026-09-30 13:35 by C3vABopYbZJS
[教师之家] 某top大学教授说“能够在市场中兑现的能力才是真能力”无比同意! +10 zju2000 2026-09-26 13/650 2026-09-30 10:26 by yexuqing
[有机交流] 同一个分子,一条来自文献,一条来自AI——不告诉你答案,你会选哪条? +4 tianxiaoxian 2026-09-28 7/350 2026-09-30 08:34 by 88817753
[博后之家] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +4 IDs3scOF0tjC 2026-09-28 4/200 2026-09-29 19:27 by cqwQDCxMcL3I
[考博] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +3 tqUTOxClQUMF 2026-09-28 3/150 2026-09-29 15:46 by etmYJ6d2rquH
[博后之家] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +3 tqUTOxClQUMF 2026-09-28 3/150 2026-09-29 15:04 by etmYJ6d2rquH
[考博] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +6 GDBe8tDZqE8z 2026-09-28 6/300 2026-09-29 14:41 by etmYJ6d2rquH
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 CfXuS1rDhLYN 2026-09-28 3/150 2026-09-29 14:24 by etmYJ6d2rquH
[找工作] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +6 IDs3scOF0tjC 2026-09-28 6/300 2026-09-29 14:13 by etmYJ6d2rquH
[博后之家] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +6 IDs3scOF0tjC 2026-09-28 7/350 2026-09-29 14:07 by etmYJ6d2rquH
[公派出国] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +4 IDs3scOF0tjC 2026-09-28 5/250 2026-09-29 13:50 by etmYJ6d2rquH
[教师之家] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +4 GDBe8tDZqE8z 2026-09-28 4/200 2026-09-29 09:49 by JzYBbHIXWSrW
[考研] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +3 ZYXdhzDAy9ZX 2026-09-28 3/150 2026-09-29 06:42 by ZvyPK8n6Nfki
[找工作] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +3 ZYXdhzDAy9ZX 2026-09-28 3/150 2026-09-29 06:28 by ZvyPK8n6Nfki
[硕博家园] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 CfXuS1rDhLYN 2026-09-28 4/200 2026-09-28 22:55 by ez6fGg9abYaj
[找工作] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +3 IDs3scOF0tjC 2026-09-28 5/250 2026-09-28 22:32 by ez6fGg9abYaj
[考博] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +3 IDs3scOF0tjC 2026-09-28 6/300 2026-09-28 22:15 by ez6fGg9abYaj
[论文投稿] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +3 CfXuS1rDhLYN 2026-09-28 3/150 2026-09-28 19:08 by 9lS3ad5oOymn
信息提示
请填处理意见