> мڷ
Teledyne Leeman Labs
ǰ ICP-OES
[ICP] Prodigy DC Arc ICP - ̷ м

[ ]

ü ÷Ḧ ó м ũ бм(DC Arc) ް ִ.
ʱ м о߿ ϴ ߾.
̷ ٷ м ̳ ؼ ð ɸٴ ִ.
̷ PMT ó üǾ.
׷ PMT ̳ Ʈ Ϻ ߴ.
, ü PMT DC Arc üϱ Ͽ.
ü ϴ DC Arc ֱǥ پ м, ð м(time-resolved analysis), мð  .

http://www.youngin.com/upload/ckeditor/2014/8/6/IYAYQIYIQI_20140806150312368.jpg

 DC Arc analysis of high purity Cu


Է м ÷ ó Ѵ.
ó, ϸ, ð ɸ, ó ִ.
ū ÷ 񼮰 ߻ϴ Ȯ ҵ Ѱ ̴.
DC Arc ̷ ü ݼ ÷Ḧ ӵ мϸ м̱ 񼮰 ʿ  ٸ м Ѱ谡 .
Ϲ ü÷ 1 ppm ̸ ̸ , , ׳׽ ֿ ҿ ؼ 0.1 ppm ̸ Ѱ踦 Ÿ.

 

ڷῡ Teledyne Leeman Labs Prodigy DC Arc ̿Ͽ  Է м ϰ Ѵ.
Prodigy л굵(dispersion) . ˸ ϸ, , Ȯϰ ŷڼִ Ѵ.

 

http://www.youngin.com/upload/ckeditor/2014/8/6/IYEQIAcYEA_20140806150334411.jpg

<׸ 1> Teledyne Leeman Labs Prodigy DC Arc

 

 

[]
 

ܱ
 

Prodigy DC Arc ̸, bench-top ̸, 800 mm Ÿ(focal length)  Echelle ý̸, L-PAD(Large Format Programmable Array Detector) .
28 mm2 L-PAD ٸ ü ߿ ū ̴.
L-PAD ٸ CID(Change Injection Device) ̴.
̰ ı д´.
ũ ȼ ħ  blooming о ʴ´.
Prodigy DC Arc spectrometer ũ ̿Ͽ ũ ġ Ѵ.
ġ Ư¡ Ұ Ͼ ڵ ϴ ũμ  Ѵٴ ̴.
ũμ پ ÷ ׿ ´ α׷ ڰ ۼϰ  ִ.

 

м
<ǥ 1> Prodigy DC Arc ۵ ǿ ǥ̴.
Ұ DC Arc purge ؼ Ǹ 20 DC Arc ҿ  Ǿ, ӵ 1.5 L/min(Ȳ 180.7 nm м )̸, 20 0 L/min  پ, 80 Ծ Ұ ȴ.

 

http://www.youngin.com/upload/ckeditor/2014/8/6/IYAQMEIIUc_20140806150733965.jpg

<ǥ 1> DC Arc Operating Conditions

 

 

Calibration Standards 


м۾ ϱ ؼ ǥ ̿Ͽ 0.01 ppm 100.0 ppm 󵵿  calibration ؾ Ѵ.
Ȳ calibration ALCATEL, Ȳ ǥع NBS standards Ѵ.

 

Wavelength Parameters
 

<ǥ 2> м backgroud correction point Ÿ.
ð õǾ.
ش ũ ÿ background correction Ǿ.

 

DC Arc ̿ м
ϴ arc Ǹ, м ǰ Ҽ پ ӵ ֹߵȴ.
ֹ Ͼ, arc Ҽ Ȱȭ ǰ ǰ   Ǿ .
̷ м ҵ noise ratio شȭϴ ð븦 Ͽ ִ.

 

<׸ 2> 50 ppm Ե ǥع TRA(Time-Resolved Analysis.ð м׷̴.
ϰ 4 Ÿ.
, 񽺹Ʈ, ׸ ּ solid line ù ° ǥõȴ.
Ȳ dashed line ° ǥõȴ.
100 ð еǾ arc ҵǴ 20 θ Ͽ purge ȴ.
1.5 L/min ӵ ԵǴ Ҵ Ȳ Ǿ Ǵ аο ȿ ŵȴ.
׷ purge DC Arc ϽŰ, ÷ ̴° Ѵ.
̷ Ȳ ٸ purge Ұ Ͼ .

 

http://www.youngin.com/upload/ckeditor/2014/8/6/IYIcAEMEUA_20140806150807458.jpg

<׸ 2> Time-Resolved Analysis Scan of Ag, Bi, S and Sn in the 50.0 ppm Calibration Standard

 

http://www.youngin.com/upload/ckeditor/2014/8/6/IYMEQEEMQA_20140806150822387.jpg

<ǥ 2> Wavelengths, Background correction points and Integration times used

 

Prodigy Ϲ ǥ ߽ 3 X 15 ȼ subarray Ͽ Ѵ.
Subarray ʺ 27 ȼ, 5 ȼ ִ.
м ũ background correction point subarray ȼ ġ ʺ ǵȴ.
ڷ м 3 ȼ ̿ 15 ȼ ʺ Ͽ.
<׸ 3> Ǵ subarray ̴.
Ķ ǥõǴ ° point 13° point bachground correction point ǰ, 7~8 ° point еǾ м ũ ȴ.

 

http://www.youngin.com/upload/ckeditor/2014/8/6/IYQUIcYMcU_20140806150843915.jpg

<׸ 3> Graphical Representation of the Ag 338.289 nm Subarray for the 0.5 ppm Calibration Standard

 

 

[Results and Discussions]


Detection Limits
<ǥ 3> ǥ ҿ Ѱ踦 Ÿ.
Ѱ 0.1 ppm ̿Ͽ 7 ǥ   ̴.

 

http://www.youngin.com/upload/ckeditor/2014/8/6/IYUIIMUAUA_20140806150859531.jpg

<ǥ 3> Detection Limits in High Purity Cu

 

 

[Conclusions]


Teledyne Leeman Labs Prodigy DC Arc ̿ м Ǿ.



̿ purge Ȳ м ϰ Ͽ.



׸ Ȳ ̿ ٸ м е ʴ Ȯ ־.



Ѱ 1 ppm Ϸ Ÿ.



DC Arc
ġ Ѵ.

׸ ̷ Ͽ Ѱdata ǥ ũ background data ÿ Ȯ Ȯν ش.

ǰ Teledyne Leeman Labs Prodigy DC Arc
ڷṮ