Electrostatically Shielded Water-Cooled Torch for Inductively Coupled Plasma Mass Spectrometry
Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could...
Ausführliche Beschreibung
Autor*in: |
Tanaka, Tomokazu [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
1991 |
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Anmerkung: |
© The Japan Society for Analytical Chemistry 1991 |
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Übergeordnetes Werk: |
Enthalten in: Analytical sciences - [Cham] : Springer International Publishing, 1985, 7(1991), 4 vom: 01. Aug., Seite 537-542 |
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Übergeordnetes Werk: |
volume:7 ; year:1991 ; number:4 ; day:01 ; month:08 ; pages:537-542 |
Links: |
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DOI / URN: |
10.2116/analsci.7.537 |
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SPR048348023 |
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520 | |a Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. | ||
650 | 4 | |a Inductively coupled plasma mass spectrometry |7 (dpeaa)DE-He213 | |
650 | 4 | |a water-cooled torch |7 (dpeaa)DE-He213 | |
650 | 4 | |a electrostatic shielding |7 (dpeaa)DE-He213 | |
650 | 4 | |a secondary discharge |7 (dpeaa)DE-He213 | |
650 | 4 | |a low-flow torch |7 (dpeaa)DE-He213 | |
700 | 1 | |a Yonemura, Kazukuni |4 aut | |
700 | 1 | |a Tanabe, Masakazu |4 aut | |
700 | 1 | |a Kawaguchi, Hiroshi |4 aut | |
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10.2116/analsci.7.537 doi (DE-627)SPR048348023 (SPR)analsci.7.537-e DE-627 ger DE-627 rakwb eng Tanaka, Tomokazu verfasserin aut Electrostatically Shielded Water-Cooled Torch for Inductively Coupled Plasma Mass Spectrometry 1991 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Japan Society for Analytical Chemistry 1991 Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. Inductively coupled plasma mass spectrometry (dpeaa)DE-He213 water-cooled torch (dpeaa)DE-He213 electrostatic shielding (dpeaa)DE-He213 secondary discharge (dpeaa)DE-He213 low-flow torch (dpeaa)DE-He213 Yonemura, Kazukuni aut Tanabe, Masakazu aut Kawaguchi, Hiroshi aut Enthalten in Analytical sciences [Cham] : Springer International Publishing, 1985 7(1991), 4 vom: 01. Aug., Seite 537-542 (DE-627)300895925 (DE-600)1483376-1 1348-2246 nnns volume:7 year:1991 number:4 day:01 month:08 pages:537-542 https://dx.doi.org/10.2116/analsci.7.537 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_250 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 7 1991 4 01 08 537-542 |
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10.2116/analsci.7.537 doi (DE-627)SPR048348023 (SPR)analsci.7.537-e DE-627 ger DE-627 rakwb eng Tanaka, Tomokazu verfasserin aut Electrostatically Shielded Water-Cooled Torch for Inductively Coupled Plasma Mass Spectrometry 1991 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Japan Society for Analytical Chemistry 1991 Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. Inductively coupled plasma mass spectrometry (dpeaa)DE-He213 water-cooled torch (dpeaa)DE-He213 electrostatic shielding (dpeaa)DE-He213 secondary discharge (dpeaa)DE-He213 low-flow torch (dpeaa)DE-He213 Yonemura, Kazukuni aut Tanabe, Masakazu aut Kawaguchi, Hiroshi aut Enthalten in Analytical sciences [Cham] : Springer International Publishing, 1985 7(1991), 4 vom: 01. Aug., Seite 537-542 (DE-627)300895925 (DE-600)1483376-1 1348-2246 nnns volume:7 year:1991 number:4 day:01 month:08 pages:537-542 https://dx.doi.org/10.2116/analsci.7.537 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_250 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 7 1991 4 01 08 537-542 |
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10.2116/analsci.7.537 doi (DE-627)SPR048348023 (SPR)analsci.7.537-e DE-627 ger DE-627 rakwb eng Tanaka, Tomokazu verfasserin aut Electrostatically Shielded Water-Cooled Torch for Inductively Coupled Plasma Mass Spectrometry 1991 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Japan Society for Analytical Chemistry 1991 Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. Inductively coupled plasma mass spectrometry (dpeaa)DE-He213 water-cooled torch (dpeaa)DE-He213 electrostatic shielding (dpeaa)DE-He213 secondary discharge (dpeaa)DE-He213 low-flow torch (dpeaa)DE-He213 Yonemura, Kazukuni aut Tanabe, Masakazu aut Kawaguchi, Hiroshi aut Enthalten in Analytical sciences [Cham] : Springer International Publishing, 1985 7(1991), 4 vom: 01. Aug., Seite 537-542 (DE-627)300895925 (DE-600)1483376-1 1348-2246 nnns volume:7 year:1991 number:4 day:01 month:08 pages:537-542 https://dx.doi.org/10.2116/analsci.7.537 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_250 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 7 1991 4 01 08 537-542 |
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10.2116/analsci.7.537 doi (DE-627)SPR048348023 (SPR)analsci.7.537-e DE-627 ger DE-627 rakwb eng Tanaka, Tomokazu verfasserin aut Electrostatically Shielded Water-Cooled Torch for Inductively Coupled Plasma Mass Spectrometry 1991 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Japan Society for Analytical Chemistry 1991 Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. Inductively coupled plasma mass spectrometry (dpeaa)DE-He213 water-cooled torch (dpeaa)DE-He213 electrostatic shielding (dpeaa)DE-He213 secondary discharge (dpeaa)DE-He213 low-flow torch (dpeaa)DE-He213 Yonemura, Kazukuni aut Tanabe, Masakazu aut Kawaguchi, Hiroshi aut Enthalten in Analytical sciences [Cham] : Springer International Publishing, 1985 7(1991), 4 vom: 01. Aug., Seite 537-542 (DE-627)300895925 (DE-600)1483376-1 1348-2246 nnns volume:7 year:1991 number:4 day:01 month:08 pages:537-542 https://dx.doi.org/10.2116/analsci.7.537 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_250 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 7 1991 4 01 08 537-542 |
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10.2116/analsci.7.537 doi (DE-627)SPR048348023 (SPR)analsci.7.537-e DE-627 ger DE-627 rakwb eng Tanaka, Tomokazu verfasserin aut Electrostatically Shielded Water-Cooled Torch for Inductively Coupled Plasma Mass Spectrometry 1991 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © The Japan Society for Analytical Chemistry 1991 Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. Inductively coupled plasma mass spectrometry (dpeaa)DE-He213 water-cooled torch (dpeaa)DE-He213 electrostatic shielding (dpeaa)DE-He213 secondary discharge (dpeaa)DE-He213 low-flow torch (dpeaa)DE-He213 Yonemura, Kazukuni aut Tanabe, Masakazu aut Kawaguchi, Hiroshi aut Enthalten in Analytical sciences [Cham] : Springer International Publishing, 1985 7(1991), 4 vom: 01. Aug., Seite 537-542 (DE-627)300895925 (DE-600)1483376-1 1348-2246 nnns volume:7 year:1991 number:4 day:01 month:08 pages:537-542 https://dx.doi.org/10.2116/analsci.7.537 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_250 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 7 1991 4 01 08 537-542 |
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Enthalten in Analytical sciences 7(1991), 4 vom: 01. Aug., Seite 537-542 volume:7 year:1991 number:4 day:01 month:08 pages:537-542 |
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Enthalten in Analytical sciences 7(1991), 4 vom: 01. Aug., Seite 537-542 volume:7 year:1991 number:4 day:01 month:08 pages:537-542 |
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Tanaka, Tomokazu @@aut@@ Yonemura, Kazukuni @@aut@@ Tanabe, Masakazu @@aut@@ Kawaguchi, Hiroshi @@aut@@ |
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electrostatically shielded water-cooled torch for inductively coupled plasma mass spectrometry |
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Electrostatically Shielded Water-Cooled Torch for Inductively Coupled Plasma Mass Spectrometry |
abstract |
Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. © The Japan Society for Analytical Chemistry 1991 |
abstractGer |
Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. © The Japan Society for Analytical Chemistry 1991 |
abstract_unstemmed |
Abstract An electrostatically shielded water-cooled torch was constructed in order to minimize the “secondary discharge” at the sampling orifice, which has been a serious problem in the application of a water-cooled torch to inductively coupled plasma mass spectrometry. The outer gas flow rate could be reduced down to 51/min with an appreciable increase of sensitivity. The intensities of copper ions originating from the sampling orifice decreased to the same level as that of the conventional torch, and doubly charged analyte ions considerably decreased, even compared to those with the conventional torch. A decrease in the plasma potential was also observed with a probe. These facts suggest that the secondary discharge at the sampling orifice was almost completely suppressed by the electrostatic shielding. An increase, however, in the ion signals of analyte oxide was observed. The intensities of $ ArO^{+} $ and $ Ar_{2} $+ decreased, but that of $ ArN^{+} $ increased. The enhancement of $ ArN^{+} $ may have resulted from an entrainment of air into the plasma with the decreasing outer gas flow rate. © The Japan Society for Analytical Chemistry 1991 |
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