Anomalies of electronics relationships of htsc-metal in temperature interval 300-4.2 K
Creators
- 1. NSC 'Kharkov Institute of Physics and Technology', Kharkiv (Ukraine)
Description
It is established that temperature dependence of electroresistance rC of the interface between ceramics BiSrPbCaCuO and Pb has in normal state the features which in framework about of local pairs representations it is possible to interpret as indications on: 1) pseudogap regime opening of the phases sample (Ò*2212 ∼ 193 K and Ò*2223 ∼ 155 K); 2) local pairs disintegration (Ò ∼ 130 Ê) and 3) fluctuation Cooper's pairing beginning (ÒÑf ∼ 119 K). The dependence rÑ(Ò) character changes from metallic to semiconducting below TC what correlates to change of creep speed dε/dt(Ò) character in conditions of axial compression. The fact of volumetric and superficial characteristics correlations testifies for benefit of scaling conformity of electronic configurations of interface HTSC+–Ìå- and of massif HTSC+.
Additional details
Additional titles
- Original title (Russian)
- Аномалии электронных свойств интерфейса вцп-металл в интервале температур 300-4.2 К
Publishing Information
- Journal Title
- Voprosy Atomnoj Nauki i Tekhniki. Fizika Radiatsionnykh Povrezhdenij i Radiatsionnoe Materialovedenie
- Journal Issue
- no.2-99/78
- Journal Page Range
- p. 144-149
- ISSN
- 0134-5400
INIS
- Country of Publication
- Ukraine
- Country of Input or Organization
- Ukraine
- INIS RN
- 45030639
- Subject category
- S36: MATERIALS SCIENCE;
- Descriptors DEI
- BISMUTH COMPOUNDS; CERAMICS; COOPER PAIRS; CUPRATES; ELECTRIC CONDUCTIVITY; HIGH-TC SUPERCONDUCTORS; INTERFACES; LEAD; LEAD COMPOUNDS; STRONTIUM COMPOUNDS; TEMPERATURE DEPENDENCE
- Descriptors DEC
- ALKALINE EARTH METAL COMPOUNDS; COPPER COMPOUNDS; ELECTRICAL PROPERTIES; ELEMENTS; METALS; OXYGEN COMPOUNDS; PHYSICAL PROPERTIES; SUPERCONDUCTORS; TRANSITION ELEMENT COMPOUNDS; TYPE-II SUPERCONDUCTORS