DE2109717A1 - Ferromagnetisches Material aus Europium chalcogenid und Verfahren zur Darstellung solcher Europiumchalcogenide, insbesondere fur magnetische Aufzeichnungsträger schichten - Google Patents
Ferromagnetisches Material aus Europium chalcogenid und Verfahren zur Darstellung solcher Europiumchalcogenide, insbesondere fur magnetische Aufzeichnungsträger schichtenInfo
- Publication number
- DE2109717A1 DE2109717A1 DE19712109717 DE2109717A DE2109717A1 DE 2109717 A1 DE2109717 A1 DE 2109717A1 DE 19712109717 DE19712109717 DE 19712109717 DE 2109717 A DE2109717 A DE 2109717A DE 2109717 A1 DE2109717 A1 DE 2109717A1
- Authority
- DE
- Germany
- Prior art keywords
- component
- ferromagnetic material
- material according
- europium
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- -1 europium chalcogenide Chemical class 0.000 title claims description 31
- 229910052693 Europium Inorganic materials 0.000 title claims description 29
- 239000003302 ferromagnetic material Substances 0.000 title claims description 20
- 238000000034 method Methods 0.000 title claims description 9
- 230000005291 magnetic effect Effects 0.000 title claims description 6
- 238000002360 preparation method Methods 0.000 title description 2
- 239000000203 mixture Substances 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 13
- 230000005294 ferromagnetic effect Effects 0.000 claims description 11
- 239000013078 crystal Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 229910052740 iodine Inorganic materials 0.000 claims description 4
- 229910052711 selenium Inorganic materials 0.000 claims description 4
- 229910052794 bromium Inorganic materials 0.000 claims description 3
- 229910052798 chalcogen Inorganic materials 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 239000003870 refractory metal Substances 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 150000001787 chalcogens Chemical class 0.000 claims description 2
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 229910052714 tellurium Inorganic materials 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims 2
- 238000010583 slow cooling Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000005415 magnetization Effects 0.000 description 12
- 230000005298 paramagnetic effect Effects 0.000 description 6
- 150000004770 chalcogenides Chemical class 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 description 3
- 230000015654 memory Effects 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 230000002631 hypothermal effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 150000004771 selenides Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 235000002639 sodium chloride Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/40—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials of magnetic semiconductor materials, e.g. CdCr2S4
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
- H01F1/0311—Compounds
- H01F1/0313—Oxidic compounds
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Thin Magnetic Films (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1571070A | 1970-03-02 | 1970-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2109717A1 true DE2109717A1 (de) | 1971-09-23 |
Family
ID=21773099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712109717 Pending DE2109717A1 (de) | 1970-03-02 | 1971-03-02 | Ferromagnetisches Material aus Europium chalcogenid und Verfahren zur Darstellung solcher Europiumchalcogenide, insbesondere fur magnetische Aufzeichnungsträger schichten |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5338438B1 (enrdf_load_stackoverflow) |
| DE (1) | DE2109717A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2083892A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1322116A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5617294A (en) * | 1979-07-20 | 1981-02-19 | Mutoh Ind Ltd | Rail type universal parallel rule device |
| JPH01161087U (enrdf_load_stackoverflow) * | 1989-04-13 | 1989-11-08 |
-
1971
- 1971-01-22 JP JP164571A patent/JPS5338438B1/ja active Pending
- 1971-01-27 FR FR7103662A patent/FR2083892A5/fr not_active Expired
- 1971-03-02 DE DE19712109717 patent/DE2109717A1/de active Pending
- 1971-04-19 GB GB2208971A patent/GB1322116A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5338438B1 (enrdf_load_stackoverflow) | 1978-10-16 |
| GB1322116A (en) | 1973-07-04 |
| FR2083892A5 (enrdf_load_stackoverflow) | 1971-12-17 |
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