Reduction of the angular divergence of a molecular beam by a coaxial beam of electrons
The angular divergences of molecular beams of several species are reduced substantially if they move coaxially with an electronic beam. The flux of molecules observed arriving at a detector set on the axis of the molecular beam is increased by factors up to 103 for a beam of KCl and 102 for a beam o...
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Veröffentlicht in: | J. Chem. Phys., v. 62, no. 1, pp. 190-196 v. 62, no. 1, pp. 190-196, 1975-01, Vol.62 (1), p.190-196 |
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container_title | J. Chem. Phys., v. 62, no. 1, pp. 190-196 |
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creator | Bobbio, S. M. Chiou, C. T. Greene, E. F. Lambropoulos, H. D. |
description | The angular divergences of molecular beams of several species are reduced substantially if they move coaxially with an electronic beam. The flux of molecules observed arriving at a detector set on the axis of the molecular beam is increased by factors up to 103 for a beam of KCl and 102 for a beam of K. The increases become smaller as the intensity of the beams is increased. A model proposed to account for the results attributes the collimating action of the electronic beam to the decreased energy of states of the molecules and atoms in the field produced by the electronic beam. |
doi_str_mv | 10.1063/1.430260 |
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D.</creatorcontrib><creatorcontrib>Metcalf Chemical Laboratories, Brown University, Providence, Rhode Island 02912</creatorcontrib><title>Reduction of the angular divergence of a molecular beam by a coaxial beam of electrons</title><title>J. Chem. Phys., v. 62, no. 1, pp. 190-196</title><description>The angular divergences of molecular beams of several species are reduced substantially if they move coaxially with an electronic beam. The flux of molecules observed arriving at a detector set on the axis of the molecular beam is increased by factors up to 103 for a beam of KCl and 102 for a beam of K. The increases become smaller as the intensity of the beams is increased. A model proposed to account for the results attributes the collimating action of the electronic beam to the decreased energy of states of the molecules and atoms in the field produced by the electronic beam.</description><subject>BEAM OPTICS</subject><subject>ELECTRON BEAMS</subject><subject>MOLECULAR BEAMS- FOCUSING</subject><subject>N60100 -Physics (Atomic & Molecular)-Atomic, Electron, Ion & Molecular Beams & Reactions</subject><subject>POTASSIUM</subject><subject>POTASSIUM CHLORIDES</subject><issn>0021-9606</issn><issn>1089-7690</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>1975</creationdate><recordtype>article</recordtype><recordid>eNotkE9Lw0AUxBdRsFbBjxA8eUl9-ye7yVGKVqEgiHpdNi9v20iald1U7Lc3NZ4GZn4MwzB2zWHBQcs7vlAShIYTNuNQVrnRFZyyGYDgeaVBn7OLlD4BgBuhZuzjlZo9Dm3os-CzYUuZ6zf7zsWsab8pbqhHOiYu24WO8C-pye2y-jB6GNxP67rJGSkakSGGPl2yM--6RFf_Omfvjw9vy6d8_bJ6Xt6vcxSFGnLjNZXGcIfcK89R6aJwlS9NXRpJVa0LJTgokoVGjZXzjTLkhW6MRiF1LefsZuoNaWhtwnYg3GLo-3GHVUIpAWKEbicIY0gpkrdfsd25eLAc7PE0y-10mvwFsnldeA</recordid><startdate>19750101</startdate><enddate>19750101</enddate><creator>Bobbio, S. 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The flux of molecules observed arriving at a detector set on the axis of the molecular beam is increased by factors up to 103 for a beam of KCl and 102 for a beam of K. The increases become smaller as the intensity of the beams is increased. A model proposed to account for the results attributes the collimating action of the electronic beam to the decreased energy of states of the molecules and atoms in the field produced by the electronic beam.</abstract><cop>United States</cop><doi>10.1063/1.430260</doi><tpages>7</tpages></addata></record> |
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language | eng |
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subjects | BEAM OPTICS ELECTRON BEAMS MOLECULAR BEAMS- FOCUSING N60100 -Physics (Atomic & Molecular)-Atomic, Electron, Ion & Molecular Beams & Reactions POTASSIUM POTASSIUM CHLORIDES |
title | Reduction of the angular divergence of a molecular beam by a coaxial beam of electrons |
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