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Effect of paramagnetism and spin - orbit scattering on Hc2 of Zr - Nb alloys 顺磁性和自旋轨道散射对Zr - Nb合金Hc2的影响
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90194-6
S.J. Williamson
{"title":"Effect of paramagnetism and spin - orbit scattering on Hc2 of Zr - Nb alloys","authors":"S.J. Williamson","doi":"10.1016/0031-9163(66)90194-6","DOIUrl":"10.1016/0031-9163(66)90194-6","url":null,"abstract":"<div><p>An expansion for the temperature dependence of <em>H</em><sub>c2</sub>(<em>T</em>) in the realm <em>T/T</em><sub>c</sub> ⪡ 1 is developed from the recent theories of Werthamer et al. and of Maki and is used to analyze our data for several Zr-Nb alloys. These theories do not consistently account for the temperature dependence of <em>H</em><sub>c2</sub>(<em>T</em>) in these alloys for both low temperatures and for <em>T</em> near <em>T</em><sub>c</sub>.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 629-631"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90194-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82910844","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}
引用次数: 7
The low temperature specific heat of EuS in a magnet field 磁铁在磁场中的低温比热
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90197-1
B.C. Passenheim , D.C. McCollum Jr. , J. Callaway
{"title":"The low temperature specific heat of EuS in a magnet field","authors":"B.C. Passenheim ,&nbsp;D.C. McCollum Jr. ,&nbsp;J. Callaway","doi":"10.1016/0031-9163(66)90197-1","DOIUrl":"10.1016/0031-9163(66)90197-1","url":null,"abstract":"<div><p>The heat capacity of ferromagnetic EuS has been measured in a magnetic field at liquid helium temperatures. The experimental results compare favorably with spin wave calculations and indicate first and second neighbor exchange interactions of <em>J</em><sub>1</sub>/<em>k</em><sub><em>B</em></sub> = 0.20<sup>°</sup><em>K</em> and of <em>J</em><sub>2</sub>/<em>k</em><sub><em>B</em></sub> = -0.06<sup>°</sup><em>K</em> respectively.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 634-636"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90197-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76955868","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}
引用次数: 18
Crystal field parameters in some rare earth compounds 某些稀土化合物的晶体场参数
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90192-2
P. Junod , A. Menth , O. Vogt
{"title":"Crystal field parameters in some rare earth compounds","authors":"P. Junod ,&nbsp;A. Menth ,&nbsp;O. Vogt","doi":"10.1016/0031-9163(66)90192-2","DOIUrl":"10.1016/0031-9163(66)90192-2","url":null,"abstract":"<div><p>Crystal field parameters are calculated for the compounds (Pr, Tm, Yb) X where X = N, P, As and Sb. Crystal field splittings are responsible for large Schottky anomalies of the specific heat.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 626-627"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90192-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75327131","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}
引用次数: 4
An experimental estimate of the electron affinity of lithium 锂电子亲和性的实验估计
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90210-1
B. Ya'akobi
{"title":"An experimental estimate of the electron affinity of lithium","authors":"B. Ya'akobi","doi":"10.1016/0031-9163(66)90210-1","DOIUrl":"10.1016/0031-9163(66)90210-1","url":null,"abstract":"<div><p>Two independent experimental results obtained with exploding lithium wires indicate that the electron affinity of lithium, not having been measured hitherto, is approximately 0.6 eV.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 655-656"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90210-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72918255","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}
引用次数: 21
Cyclotron damping in carrier insensitive mode of magnetoplasma waves in bismuth 铋中磁等离子体波载流子不敏感模式下的回旋加速器阻尼
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90202-2
H. Kawamura , S. Nagata , S. Takano , J. Nakahara
{"title":"Cyclotron damping in carrier insensitive mode of magnetoplasma waves in bismuth","authors":"H. Kawamura ,&nbsp;S. Nagata ,&nbsp;S. Takano ,&nbsp;J. Nakahara","doi":"10.1016/0031-9163(66)90202-2","DOIUrl":"10.1016/0031-9163(66)90202-2","url":null,"abstract":"<div><p>A weak damping was observed in the hole insentive mode of the magnetoplasma waves in bismuth at the neighbourhood of the hole cyclotron resonance field. This is because that the mode becomes to be slightly hole sensitive by the mode mixing due to the nonlocal effect. Both the cyclotron mass and Fermi velocity of the hole have simultaneously been determined from the upper and lower damping edges.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 642-643"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90202-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83926471","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}
引用次数: 2
Electron paramagnetic resonance of Sm3+ ions on trigonal sites in CaF2 CaF2中三角位Sm3+离子的电子顺磁共振
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90199-5
H.W. Evans , S.D. McLaughlan
{"title":"Electron paramagnetic resonance of Sm3+ ions on trigonal sites in CaF2","authors":"H.W. Evans ,&nbsp;S.D. McLaughlan","doi":"10.1016/0031-9163(66)90199-5","DOIUrl":"10.1016/0031-9163(66)90199-5","url":null,"abstract":"<div><p>A new paramagnetic resonance spectrum has been observed from Sm<sup>3+</sup> ions in CaF<sub>2</sub> on sites having trigonal symmetry. The principal <em>g</em> values are <em>g</em><sub>∥</sub> = 0.415 ±0.0001 and <em>g</em>⊥ = 0.934 ± 0.001.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 638-639"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90199-5","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86131581","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}
引用次数: 6
Spontaneous magnetization of EuO and GdN EuO和GdN的自发磁化
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90191-0
P. Junod , F. Levy
{"title":"Spontaneous magnetization of EuO and GdN","authors":"P. Junod ,&nbsp;F. Levy","doi":"10.1016/0031-9163(66)90191-0","DOIUrl":"10.1016/0031-9163(66)90191-0","url":null,"abstract":"<div><p>The spontaneous magnetization of EuO and GdN has been determined by the extrapolation of the straight lines <em>H</em>/<em>M</em> = <em>f</em>(<em>M</em><sup>2</sup>) and analyzed as a function of temperature.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 624-625"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90191-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77984817","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}
引用次数: 14
Notes on the lattice potential constants calculations in rutile type crystals 金红石型晶体晶格势常数计算注记
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90204-6
E. Yamaka, K. Narita
{"title":"Notes on the lattice potential constants calculations in rutile type crystals","authors":"E. Yamaka,&nbsp;K. Narita","doi":"10.1016/0031-9163(66)90204-6","DOIUrl":"10.1016/0031-9163(66)90204-6","url":null,"abstract":"<div><p>Notes on the calculation of potential constants for a site of low symmetry in the lattice are presented. The calculated values of the electric field at an anion site and its gradient a cation site are tabulated for several rutile type crystals.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 645-646"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90204-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88157152","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}
引用次数: 6
High pressure phase in metallic indium antimonide 金属锑化铟中的高压相
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90203-4
Yoshiki Kato , Takeshi Ikezu
{"title":"High pressure phase in metallic indium antimonide","authors":"Yoshiki Kato ,&nbsp;Takeshi Ikezu","doi":"10.1016/0031-9163(66)90203-4","DOIUrl":"10.1016/0031-9163(66)90203-4","url":null,"abstract":"<div><p>The electrical behavior of metallic indium antimonide was investigated as a function of pressure and temperature. It has been found that a new phase of metallic indium antimonide exists in the higher pressure region.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 644-645"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90203-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89133273","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}
引用次数: 2
Excitons in solid argon 固体氩中的激子
Physics Letters Pub Date : 1966-12-12 DOI: 10.1016/0031-9163(66)90208-3
K. Moorjani
{"title":"Excitons in solid argon","authors":"K. Moorjani","doi":"10.1016/0031-9163(66)90208-3","DOIUrl":"10.1016/0031-9163(66)90208-3","url":null,"abstract":"<div><p>The electron energy loss spectrum of solid argon, obtained by Bostanjoglo and Schmidt, is interpreted in terms of two excitonic series associated with transitions from the spin-orbit split valence bands <span><math><mtext>Γ</mtext><msub><mi></mi><mn>15</mn></msub><msup><mi></mi><mn><mtext>3</mtext><mtext>2</mtext><mtext>and</mtext></mn></msup><mtext> Γ</mtext><msub><mi></mi><mn>15</mn></msub><msup><mi></mi><mn><mtext>1</mtext><mtext>2</mtext></mn></msup></math></span> to the conduction band Γ<sub>1</sub>.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 11","pages":"Pages 652-653"},"PeriodicalIF":0.0,"publicationDate":"1966-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90208-3","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75390974","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}
引用次数: 4
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