m*i
2 楼
已经寄出去整三个月了,还没有收到IRS的任何消息,正常么?要不要打电话check?
p*e
3 楼
在下在IT做contractor, 最近agent说要每小时加一点钱, 后来就没有下文了,这钱肯
定是公司bill到agent的一部分,现在agent是不是想不给了, 请教如何拿回来。
定是公司bill到agent的一部分,现在agent是不是想不给了, 请教如何拿回来。
N*w
4 楼
what to do then?
disk is going bad.... read error for /var/lib/dpkg/available.
disk is going bad.... read error for /var/lib/dpkg/available.
c*3
5 楼
sample是powder,怎么样准备和放置sample才能比较intensity?
溶液可以放在quartz的cell里面,通过控制浓度
但是solid的样品该怎么做
谢谢~
溶液可以放在quartz的cell里面,通过控制浓度
但是solid的样品该怎么做
谢谢~
l*u
6 楼
Solid state PL needs special sample holder.
The sample can be cast to form thin film on quartz or glass slide then
measure the PL.
You can also buy a powder holder. Then you can directly load the powder into
it and test the PL.
The sample can be cast to form thin film on quartz or glass slide then
measure the PL.
You can also buy a powder holder. Then you can directly load the powder into
it and test the PL.
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