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Journal of The Less Common Metals最新文献

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An IR spectroscopic investigation of copper manganite CuxMn3−xO4 (O < x <1) spinels and their oxidation products 铜锰矿CuxMn3−xO4 (O < x <1)尖晶石及其氧化产物的红外光谱研究
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90013-T
M. Kharroubi, B. Gillot, R. Legros, R. Metz, A. Vajpei, A. Rousset
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引用次数: 13
Magnetism and crystal chemistry of cerium stannides 锡化铈的磁性和晶体化学
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90019-Z
F. Weitzer, K. Hiebl, P. Rogl
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引用次数: 13
Crystal and magnetic properties of U(Mn1−xFex)2Si2 U(Mn1−xFex)2Si2的晶体和磁性能
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90010-2
J. Bara, H. U. Hrynkiewicz, A. Szytuta
{"title":"Crystal and magnetic properties of U(Mn1−xFex)2Si2","authors":"J. Bara, H. U. Hrynkiewicz, A. Szytuta","doi":"10.1016/0022-5088(91)90010-2","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90010-2","url":null,"abstract":"","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"9 1","pages":"259-265"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81877779","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: 3
Synthesis, structure and properties of a new intermetallic compound, Ca7Ni4Sn13 新型金属间化合物Ca7Ni4Sn13的合成、结构与性质
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90020-5
D. A. Vennos, M. Badding, F. Disalvo
{"title":"Synthesis, structure and properties of a new intermetallic compound, Ca7Ni4Sn13","authors":"D. A. Vennos, M. Badding, F. Disalvo","doi":"10.1016/0022-5088(91)90020-5","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90020-5","url":null,"abstract":"","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"57 1","pages":"339-346"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84604323","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
INFLUENCE OF QUENCHING RATE AND HEAT-TREATMENT ON THE MAGNETIC-PROPERTIES AND PHASE COMPONENTS OF RAPIDLY QUENCHED FE77.5ND4B18.5 ALLOY 淬火速率和热处理对快速淬火fe77.5nd4b18.5合金磁性能和相成分的影响
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90004-N
B. Shen, L. Yang, Jun-Xian Zhang, J. H. Zhao
{"title":"INFLUENCE OF QUENCHING RATE AND HEAT-TREATMENT ON THE MAGNETIC-PROPERTIES AND PHASE COMPONENTS OF RAPIDLY QUENCHED FE77.5ND4B18.5 ALLOY","authors":"B. Shen, L. Yang, Jun-Xian Zhang, J. H. Zhao","doi":"10.1016/0022-5088(91)90004-N","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90004-N","url":null,"abstract":"","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"34 1","pages":"199-204"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91103134","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
Helium Three 氦三
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90023-W
H.R. Khan
{"title":"Helium Three","authors":"H.R. Khan","doi":"10.1016/0022-5088(91)90023-W","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90023-W","url":null,"abstract":"","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"175 2","pages":"Page 369"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0022-5088(91)90023-W","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71754659","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: 0
An IR spectroscopic investigation of copper manganite CuxMn3−xO4 (O < x <1) spinels and their oxidation products 铜锰矿CuxMn3−xO4 (O < x <1)尖晶石及其氧化产物的红外光谱研究
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90013-T
M Kharroubi, B Gillot, R Legros, R Metz, A.C Vajpei, A Rousset
{"title":"An IR spectroscopic investigation of copper manganite CuxMn3−xO4 (O < x <1) spinels and their oxidation products","authors":"M Kharroubi,&nbsp;B Gillot,&nbsp;R Legros,&nbsp;R Metz,&nbsp;A.C Vajpei,&nbsp;A Rousset","doi":"10.1016/0022-5088(91)90013-T","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90013-T","url":null,"abstract":"<div><p>The IR absorption spectra of tetragonal copper manganite Cu<sub><em>x</em></sub>Mn<sub>3−<em>x</em></sub> O<sub>4</sub> spinels (<em>O</em> &lt; <em>x</em> &lt; 1) have singled out a discontinuity in cation distribution to occur at <em>x</em> &gt; 0.60 in conformity with that recorded by our previous measurements and have warranted the existence of a more complex cation distribution than that proposed earlier. It has been concluded from this study that the ionic configuration for <em>x</em> &lt;0.60, <em>i.e.</em> (<em>Cu</em><sub><em>x</em></sub><sup>+</sup><em>Mn</em><sub>1−<em>x</em></sub><sup>2+</sup>)<sub><em>A</em></sub> (<em>Mn</em><sub>2−<em>x</em></sub><sup>3+</sup><em>Mn</em><sub><em>x</em></sub><sup>4+</sup>)<sub><em>B</em></sub><em>O</em><sub>4</sub><sup>2−</sup>, changes for <em>x</em> &gt; 0.60 to (<em>Cu</em><sub><em>x</em>−<em>y</em></sub><sup>+</sup><em>Mn</em><sub>1−<em>x</em>+<em>y</em></sub><sup>2+</sup>)<sub><em>A</em></sub>(<em>Cu</em><sub><em>y</em></sub><sup>2+</sup><em>Mn</em><sub>2−<em>x</em>−<em>y</em></sub><sup>3+</sup><em>Mn</em><sub><em>x</em></sub><sup>4+</sup>)<sub><em>B</em></sub><em>O</em><sub>4</sub><sup>2−</sup>, where <em>y</em> represents a low value (less than 0.20).</p><p>When the oxidation of Mn<sup>2+</sup> and Cu<sup>+</sup> ions is achieved below 450 °C, IR absorption measurements confirm the formation of a cation-deficient metastable spinel phase Cu<sub>1.5</sub>Mn<sub>1.5</sub>O<sub>4+δ</sub> with a 1:3 octahedral superstructure.</p></div>","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"175 2","pages":"Pages 279-287"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0022-5088(91)90013-T","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71754667","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: 13
Magnetism and crystal chemistry of cerium stannides 锡化铈的磁性和晶体化学
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90019-Z
F. Weitzer, K. Hiebl, P. Rogl
{"title":"Magnetism and crystal chemistry of cerium stannides","authors":"F. Weitzer,&nbsp;K. Hiebl,&nbsp;P. Rogl","doi":"10.1016/0022-5088(91)90019-Z","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90019-Z","url":null,"abstract":"<div><p>The system Ce-Sn has been reinvestigated in the temperature range from 400 to 800 °C using X-ray powder diffraction techniques. From a characterization of its crystal structures the existence of nine binary compounds has been confirmed.</p><p>Magnetic investigation of the binary cerium stannides in the temperature range from 4.2 to 600 K revealed a systematic tendency for ferromagnetic ordering of the ceriumrich compounds up to a ratio Ce:Sn ≈ 1, followed by antiferromagnetism up to a ratio of Ce:Sn ≈ 0.4, towards interconfigurational fluctuation in the compound richest in tin, CeSn<sub>3</sub>. Candidates for heavy fermion behaviour found in the transition regions, besides CeSn<sub>3</sub>, are α-Ce<sub>5</sub>Sn<sub>3</sub> and Ce<sub>11</sub>Sn<sub>10</sub>.</p></div>","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"175 2","pages":"Pages 331-338"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0022-5088(91)90019-Z","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71754674","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: 13
Modification of the magnetic properties and corrosion resistance of Nd-Fe-B permanent magnets with addition of cobalt 添加钴对Nd-Fe-B永磁体磁性能和耐蚀性的影响
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90003-M
S. Szymura, H. Bala, G. Pawłowska, Y. Rabinovich, V. Sergeev, D. V. Pokrovskii
{"title":"Modification of the magnetic properties and corrosion resistance of Nd-Fe-B permanent magnets with addition of cobalt","authors":"S. Szymura, H. Bala, G. Pawłowska, Y. Rabinovich, V. Sergeev, D. V. Pokrovskii","doi":"10.1016/0022-5088(91)90003-M","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90003-M","url":null,"abstract":"","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"20 1","pages":"185-198"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88073133","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: 45
Structure and magnetic properties of the ThMn2-type compounds RFe12−xRex (R  Ce-Nd, Sm, Gd−Tm, Lu, Y, Th, U) thmn2型化合物RFe12−xRex (RCe-Nd, Sm, Gd - Tm, Lu, Y, Th, U)的结构和磁性能
Journal of The Less Common Metals Pub Date : 1991-10-01 DOI: 10.1016/0022-5088(91)90018-Y
M Gueramian, K Yvon, F Hulliger
{"title":"Structure and magnetic properties of the ThMn2-type compounds RFe12−xRex (R  Ce-Nd, Sm, Gd−Tm, Lu, Y, Th, U)","authors":"M Gueramian,&nbsp;K Yvon,&nbsp;F Hulliger","doi":"10.1016/0022-5088(91)90018-Y","DOIUrl":"https://doi.org/10.1016/0022-5088(91)90018-Y","url":null,"abstract":"<div><p>The compounds RFe<sub>12−x</sub>Re<sub>x</sub> (<em>R</em>  <em>Ce</em>, Pr, Nd, Sm, Gd, Tb, Dy, Ho, Er, Tm, Lu, Y, Th, U) were synthesized at the nominal composition <em>x</em> = 2 by arc melting from the elements followed by annealing. The poly crystalline samples were examined by X-ray powder diffraction and magnetization measurements. They all crystallize with a partially substituted tetragonal ThMn<sub>12</sub>-type structure and are magnetically ordered with Curie temperatures in the range <em>T</em><sub><em>c</em></sub> = 340(<em>U</em>)-475(<em>Sm</em>) K and magnetic moments at 4.2 K in the range 8.0(Dy)–21.4(Nd) <em>μ</em><sub><em>B</em></sub> per formula unit. Atomic coordinates are given for two members with refined compositions, PrFe<sub>10.5</sub>Re<sub>1.5</sub> and GdFe<sub>10.6</sub>Re<sub>1.4</sub>.</p></div>","PeriodicalId":17534,"journal":{"name":"Journal of The Less Common Metals","volume":"175 2","pages":"Pages 321-330"},"PeriodicalIF":0.0,"publicationDate":"1991-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0022-5088(91)90018-Y","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71754613","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: 10
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