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Cold high-intensity atomic hydrogen beam source
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| Zeitschriftentitel: | Review of Scientific Instruments |
|---|---|
| Personen und Körperschaften: | , , |
| In: | Review of Scientific Instruments, 58, 1987, 4, S. 547-556 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
AIP Publishing
|
| Schlagwörter: |
| author_facet |
Hershcovitch, A. Kponou, A. Niinikoski, T. O. Hershcovitch, A. Kponou, A. Niinikoski, T. O. |
|---|---|
| author |
Hershcovitch, A. Kponou, A. Niinikoski, T. O. |
| spellingShingle |
Hershcovitch, A. Kponou, A. Niinikoski, T. O. Review of Scientific Instruments Cold high-intensity atomic hydrogen beam source Instrumentation |
| author_sort |
hershcovitch, a. |
| spelling |
Hershcovitch, A. Kponou, A. Niinikoski, T. O. 0034-6748 1089-7623 AIP Publishing Instrumentation http://dx.doi.org/10.1063/1.1139267 <jats:p>A cold atomic hydrogen beam source has been built and tested at BNL. The flow channel of the source, consisting of a discharge tube, a constricting nozzle, a thermal transition section, and an accommodator, was designed to operate in the laminar flow range. A novel feature of this source is a 0.3-mm gap between the transition Teflon tube which guides the flow and an accommodator which cools the flowing gas; across this gap the wall temperature may step from 100 K in the Teflon to 3 K in the accommodator. A record pulsed H° beam flux of 9.4×1018 H° sr−1 s−1 was obtained at an accommodator temperature of 5.8 K. The gas dynamic analysis of the system is in excellent agreement with the experimental results.</jats:p> Cold high-intensity atomic hydrogen beam source Review of Scientific Instruments |
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10.1063/1.1139267 |
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AIP Publishing, 1987 |
| imprint_str_mv |
AIP Publishing, 1987 |
| issn |
0034-6748 1089-7623 |
| issn_str_mv |
0034-6748 1089-7623 |
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English |
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AIP Publishing (CrossRef) |
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hershcovitch1987coldhighintensityatomichydrogenbeamsource |
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1987 |
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AIP Publishing |
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ai |
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ai |
| series |
Review of Scientific Instruments |
| source_id |
49 |
| title |
Cold high-intensity atomic hydrogen beam source |
| title_unstemmed |
Cold high-intensity atomic hydrogen beam source |
| title_full |
Cold high-intensity atomic hydrogen beam source |
| title_fullStr |
Cold high-intensity atomic hydrogen beam source |
| title_full_unstemmed |
Cold high-intensity atomic hydrogen beam source |
| title_short |
Cold high-intensity atomic hydrogen beam source |
| title_sort |
cold high-intensity atomic hydrogen beam source |
| topic |
Instrumentation |
| url |
http://dx.doi.org/10.1063/1.1139267 |
| publishDate |
1987 |
| physical |
547-556 |
| description |
<jats:p>A cold atomic hydrogen beam source has been built and tested at BNL. The flow channel of the source, consisting of a discharge tube, a constricting nozzle, a thermal transition section, and an accommodator, was designed to operate in the laminar flow range. A novel feature of this source is a 0.3-mm gap between the transition Teflon tube which guides the flow and an accommodator which cools the flowing gas; across this gap the wall temperature may step from 100 K in the Teflon to 3 K in the accommodator. A record pulsed H° beam flux of 9.4×1018 H° sr−1 s−1 was obtained at an accommodator temperature of 5.8 K. The gas dynamic analysis of the system is in excellent agreement with the experimental results.</jats:p> |
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| author | Hershcovitch, A., Kponou, A., Niinikoski, T. O. |
| author_facet | Hershcovitch, A., Kponou, A., Niinikoski, T. O., Hershcovitch, A., Kponou, A., Niinikoski, T. O. |
| author_sort | hershcovitch, a. |
| container_issue | 4 |
| container_start_page | 547 |
| container_title | Review of Scientific Instruments |
| container_volume | 58 |
| description | <jats:p>A cold atomic hydrogen beam source has been built and tested at BNL. The flow channel of the source, consisting of a discharge tube, a constricting nozzle, a thermal transition section, and an accommodator, was designed to operate in the laminar flow range. A novel feature of this source is a 0.3-mm gap between the transition Teflon tube which guides the flow and an accommodator which cools the flowing gas; across this gap the wall temperature may step from 100 K in the Teflon to 3 K in the accommodator. A record pulsed H° beam flux of 9.4×1018 H° sr−1 s−1 was obtained at an accommodator temperature of 5.8 K. The gas dynamic analysis of the system is in excellent agreement with the experimental results.</jats:p> |
| doi_str_mv | 10.1063/1.1139267 |
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| id | ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA2My8xLjExMzkyNjc |
| imprint | AIP Publishing, 1987 |
| imprint_str_mv | AIP Publishing, 1987 |
| institution | DE-Gla1, DE-Zi4, DE-15, DE-Pl11, DE-Rs1, DE-105, DE-14, DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-D161 |
| issn | 0034-6748, 1089-7623 |
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| language | English |
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| physical | 547-556 |
| publishDate | 1987 |
| publishDateSort | 1987 |
| publisher | AIP Publishing |
| record_format | ai |
| recordtype | ai |
| series | Review of Scientific Instruments |
| source_id | 49 |
| spelling | Hershcovitch, A. Kponou, A. Niinikoski, T. O. 0034-6748 1089-7623 AIP Publishing Instrumentation http://dx.doi.org/10.1063/1.1139267 <jats:p>A cold atomic hydrogen beam source has been built and tested at BNL. The flow channel of the source, consisting of a discharge tube, a constricting nozzle, a thermal transition section, and an accommodator, was designed to operate in the laminar flow range. A novel feature of this source is a 0.3-mm gap between the transition Teflon tube which guides the flow and an accommodator which cools the flowing gas; across this gap the wall temperature may step from 100 K in the Teflon to 3 K in the accommodator. A record pulsed H° beam flux of 9.4×1018 H° sr−1 s−1 was obtained at an accommodator temperature of 5.8 K. The gas dynamic analysis of the system is in excellent agreement with the experimental results.</jats:p> Cold high-intensity atomic hydrogen beam source Review of Scientific Instruments |
| spellingShingle | Hershcovitch, A., Kponou, A., Niinikoski, T. O., Review of Scientific Instruments, Cold high-intensity atomic hydrogen beam source, Instrumentation |
| title | Cold high-intensity atomic hydrogen beam source |
| title_full | Cold high-intensity atomic hydrogen beam source |
| title_fullStr | Cold high-intensity atomic hydrogen beam source |
| title_full_unstemmed | Cold high-intensity atomic hydrogen beam source |
| title_short | Cold high-intensity atomic hydrogen beam source |
| title_sort | cold high-intensity atomic hydrogen beam source |
| title_unstemmed | Cold high-intensity atomic hydrogen beam source |
| topic | Instrumentation |
| url | http://dx.doi.org/10.1063/1.1139267 |