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Jeyam Subbiah
Posted on Friday, May 17, 2002 - 3:43 pm:   

Hi group,

What is the best light source for NIR spectroscopy (up tp 2500 nm)? Is there any light source better than Tungsten Halogen?

Thanks.
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hlmark
Posted on Friday, May 17, 2002 - 4:10 pm:   

Jeyam - probably not, there's a reason it's used universally, and that's because for ordinary use, it's the best source we know of. For special cases, I can think of two other possibilities:

1) Lasers

2) Carbon arcs - but this is definitely NOT something to mess around with casually!! You'd better have a lot of justification and a lot of expertise to fool around with this!!

Howard
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hlmark
Posted on Friday, May 17, 2002 - 4:11 pm:   

Jeyam - added note: don't forget that it also depends on what you mean by "best"

Howard

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