Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90401-X
J.E. Turner, K. Fox
{"title":"Minimum dipole moment required to bind an electron to a finite dipole","authors":"J.E. Turner, K. Fox","doi":"10.1016/0031-9163(66)90401-X","DOIUrl":"10.1016/0031-9163(66)90401-X","url":null,"abstract":"<div><p>The minimum dipole moment, <em>D</em><sub>min</sub> = 0.6393 <em>ea</em><sub>o</sub> = 1.625 × 10<sup>−18</sup> esu-cm, required for electronic binding to a dipole has been found, weaker dipoles having no negative energy states.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 547-549"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90401-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89229682","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90387-8
E. Müller-Hartmann
{"title":"λ-Transition at the lower critical field in type-II-superconductors ?","authors":"E. Müller-Hartmann","doi":"10.1016/0031-9163(66)90387-8","DOIUrl":"10.1016/0031-9163(66)90387-8","url":null,"abstract":"<div><p>Abrikosov's physically intuitive ansatz of superposing free flux lines in order to calculate the mixed state of type-II-superconductors at the lower critical field is shown to be mathematically exact for all κ ><span><math><mtext>1</mtext><mtext>2</mtext></math></span>√2 in the framework of Ginzburg-Landau-theory.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 521-523"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90387-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120617475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90399-4
Shigeru Tamaki, Ichiro Shiota
{"title":"Heat of mixing in liquid alloys","authors":"Shigeru Tamaki, Ichiro Shiota","doi":"10.1016/0031-9163(66)90399-4","DOIUrl":"https://doi.org/10.1016/0031-9163(66)90399-4","url":null,"abstract":"<div><p>A calculation of the heat of mixing in liquid alkali alloys is presented. The two-body correlation function is used for the calculation. The theoretical value is satisfactorily comparable to the experimental one in the Na-K system.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 543-544"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90399-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134653076","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90398-2
K. Bethge, E. Heinicke, H. Baumann
{"title":"On the existence of negative beryllium and magnesium ions","authors":"K. Bethge, E. Heinicke, H. Baumann","doi":"10.1016/0031-9163(66)90398-2","DOIUrl":"10.1016/0031-9163(66)90398-2","url":null,"abstract":"<div><p>On extraction of negative ions from a metal vapour plasma of a Penning discharge, the existence of Be<sup>−</sup>, BeH<sup>−</sup>, Mg<sup>−</sup> and MgH<sup>−</sup> ions could be demonstrated. The currents produced were sufficient for an acceleration of these ions.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 542-543"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90398-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74773652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90406-9
D.C. Lainé
{"title":"Observation of molecular ringing in a single cavity ammonia beam maser","authors":"D.C. Lainé","doi":"10.1016/0031-9163(66)90406-9","DOIUrl":"10.1016/0031-9163(66)90406-9","url":null,"abstract":"<div><p>The observation of molecular ringing in a single cavity ammonia beam maser is reported. The technique used is that of rapid passage of an exciting signal through the molecular emission line.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 557-558"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90406-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78520371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90389-1
H.J. Van Daal, A.J. Bosman
{"title":"Influence of native defects on transport properties of Li-doped NiO","authors":"H.J. Van Daal, A.J. Bosman","doi":"10.1016/0031-9163(66)90389-1","DOIUrl":"10.1016/0031-9163(66)90389-1","url":null,"abstract":"<div><p>It is shown that contrary to the opinion given in a recent letter [1] the anomalous behaviour of the Hall coefficient for NiO at high temperatures cannot be interpreted in terms of native-defect structure.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 525-526"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90389-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72577338","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90404-5
M. Lapp
{"title":"Collision enforced transitions in cesium","authors":"M. Lapp","doi":"10.1016/0031-9163(66)90404-5","DOIUrl":"10.1016/0031-9163(66)90404-5","url":null,"abstract":"<div><p>New bands, associated with cesium forbidden lines, appear in absorption spectra of cesium with atmospheric pressure of xenon. They are not seen clearly with lighter noble gases or at reduced xenon pressures and are ascribed to collision enforced transitions.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 553-554"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90404-5","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84163970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90390-8
F. Driedonks, R.J.J. Zijlstra
{"title":"Space-charge-limited current and the effect of light in CdS-single crystals","authors":"F. Driedonks, R.J.J. Zijlstra","doi":"10.1016/0031-9163(66)90390-8","DOIUrl":"10.1016/0031-9163(66)90390-8","url":null,"abstract":"<div><p>Thin CdS-single crystals in darkness show current-voltage characteristics in agreement with Lampert's theory. Illumination with photons in the extrinsic energy-range appears to increase considerably the amount of injected charge that remains free in the conduction band.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 527-528"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90390-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72903406","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90393-3
E. Wiener (Avnear) , S. Levin , I. Pelah
{"title":"ADP phase transition studied by infrared absorption","authors":"E. Wiener (Avnear) , S. Levin , I. Pelah","doi":"10.1016/0031-9163(66)90393-3","DOIUrl":"10.1016/0031-9163(66)90393-3","url":null,"abstract":"<div><p>The infrared absorption spectrum (250 to 4000 cm<sup>−1</sup>) of NH<sub>4</sub>H<sub>2</sub>PO<sub>4</sub> was taken above and below the Curie temperature. Suggestions are put forward as to the hydrogen ordering in the antiferroelectric phase.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 533-535"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90393-3","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73245627","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Physics LettersPub Date : 1966-11-28DOI: 10.1016/0031-9163(66)90382-9
E.M. Gyorgy, H.M. O'Bryan Jr.
{"title":"The effect of oxygen stoichiometry on the magneto-crystalline anisotropy of magnetite","authors":"E.M. Gyorgy, H.M. O'Bryan Jr.","doi":"10.1016/0031-9163(66)90382-9","DOIUrl":"10.1016/0031-9163(66)90382-9","url":null,"abstract":"<div><p>Data are presented to show that |<em>K</em><sub>1</sub>| of magnetite decreases with decreasing Fe<sup>2+</sup> content. Recently published results which indicate an opposite behavior are discussed.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 513-514"},"PeriodicalIF":0.0,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90382-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75498649","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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