An insight into what superconducts in polycrystalline boron-doped diamonds based on investigations of microstructure

Proceedings of the National Academy of Sciences of the United States of America

Volumn 105, Issue 33, 2008, Pages 11619-11622

  Dubrovinskaia, N ^a,b   Wirth, R ^d   Wosnitza, J ^e   Papageorgiou, T ^e   Braun, H F ^b   Miyajima, N ^c   Dubrovinsky, L ^b  

^a UNIVERSITY OF HEIDELBERG   (Germany)

^b UNIVERSITY OF BAYREUTH   (Germany)

^c UNIVERSITÄT BAYREUTH   (Germany)

^d GFZ GERMAN RESEARCH CENTRE FOR GEOSCIENCES   (Germany)

^e INSTITUTE OF ION BEAM PHYSICS AND MATERIALS RESEARCH   (Germany)

Author keywords

Superconductivity; Transmission electron microscopy

Indexed keywords

BORON; DIAMOND;

ARTICLE; CRYSTAL STRUCTURE; DOPING; HIGH TEMPERATURE; PRESSURE; PRIORITY JOURNAL; SUPERCONDUCTOR; TRANSMISSION ELECTRON MICROSCOPY; X RAY DIFFRACTION;

EID: 50149085708     PISSN: 00278424     EISSN: 10916490     Source Type: Journal    
DOI: 10.1073/pnas.0801520105     Document Type: Article

References (25)

1. Ekimov EA, et al. (2004) Superconductivity in diamond. Nature 428:542-545.
2. Bustarret E, et al. (2004) Dependence of the superconducting transition temperature on the doping level in single-crystalline diamond films. Phys Rev Lett 93:237005.
3. Takano Y, et al. (2004) Superconductivity in diamond thin films well above liquid helium temperature. Appl Phys Lett 85(14):2851.
4. Lee KW, Pickett WE (2006) Boron spectral density and disorder broadening in B-doped diamond. Phys Rev B 73:075105.
5. Xiang HJ, Li Z, Yang J, Hou JG, Zhu Q (2004) Electron-phonon coupling in a boron-doped diamond superconductor. Phys Rev B 70:212504.
6. 2-type superconductivity in hole-doped diamond. Phys Rev Lett 93:237002.
7. Sidorov VA, Ekimov EA, Stishov SM, Bauer ED, Thompson JD (2005) Superconducting and normal-state properties of heavily hole-doped diamond. Phys Rev B 71:060502.
8. Klein T, et al. (2007) Metal-insulator transition and superconductivity in boron-doped diamond. Phys Rev B 75:165313.
9. Bustarret E, et al. (2006) Superconductivity in doped cubic silicon. Nature 444:465-468.
10. Dubrovinskaia N, Eska G, Sheshin GA, Braun HF (2006) Superconductivity in polycrystalline boron-doped diamond synthesized at 20 GPa and 2700 K. J Appl Phys 99:033903.
11. Cohen ML (1964) Superconductivity in many-valley semiconductors and in semimetals. Phys Rev 134:A511-A521.
12. Dubrovinskaia N, et al. (2006) High-pressure high-temperature synthesis and characterization of boron-doped diamond. Z Naturforsch 61b:1561-1565.
13. Bustarret E, Gheeraert E, Watanabe K (2003) Optical and electronic properties of heavily boron-doped homo-epitaxial diamond. Phys Stat Sol (A) 19:9-18.
14. Brunet F, et al. (1998) The effect of boron doping on the lattice parameter of homoepitaxial diamond films. Diamond Relat Mater 7:869-873.
15. Vishnevskii AS, Gontar' AG, Torishnii VI, Shul'zhenko AA (1981) Electrical conductivity of heavily doped. p-type diamond. Sov Phys Semicond 15:659-661.
16. Blank VD, et al. (2007) Low-temperature electrical conductivity of heavily boron-doped diamond single crystals. Phys Stat Sol (B) 244:413-417.
17. Garvie LAJ, Hubert H, Petuskey WT, McMillan PF, Buseck PR (1997) High-pressure, high-temperature syntheses in the B-C-N-O system II. Electron energy-loss spectroscopy (EELS). J Solid State Chem 133:365-371.
18. 6O). Chem Mater 10:1530-1537.
19. Ahn CC, Krivanek OL, Burgner RP, Disko MM, Swann PR (1983) EELS Atlas: A Reference Guide of Electron Energy Loss Spectra Covering All Stable Elements (Gatan, Inc., Warrendale, PA).
20. Langenhorst F, Solozhenko VL (2002) ATEM-EELS study of new diamond-like phases in the B-C-N system. Phys Chem Chem Phys 4:5183-5188.
21. Ge D, Domnich V, Juliano T, Stach EA, Gogots Y (2004) Structural damage in boron carbide under contact loading. Acta Mater 52:3921-3927.
22. Takano Y, et al. (2005) Superconductivity in polycrystalline diamond thin films. Diamond Relat Mater 14:1936-1938.
23. Takano Y, et al. (2007) Superconducting properties of homoepitaxial CVD diamond. Diamond Relat Mater 16:911-914.
24. Hoesch M, et al.(2006) Acoustic and optical phonons in metallic diamond. Sci Technol Adv Mater 7:S31-S36.
25. Wirth R (2004) Focused Ion Beam (FIB): A novel technology for advanced application of micro- and nanoanalysis in geosciences and applied mineralogy. Eur J Mineral 16:863-877.