Na_x(H_3O)_y'CoO_2· y”H_2O

P3-type structure

ambient SCunconventional2D / interfacedisputed

Tc max

4.6 K

Tc ambient

4.6 K

Discovery

2004

Papers

1

Tc max measured at ambient, polycrystal, susceptibility, arXiv:cond-mat/0408428

Evidence (5 records from 1 paper)

the flat columns above are aggregates — each line here is one paper's claim

Tc (K)	P (GPa)	Sample	Method	Pairing	Year	Paper
4.6	ambient	polycrystal	susceptibility	unconventional	2004	cond-mat/0408428
4.5	ambient	polycrystal	susceptibility	unconventional	2004	cond-mat/0408428
4.3	ambient	polycrystal	susceptibility	unconventional	2004	cond-mat/0408428
3.4	ambient	polycrystal	susceptibility	unconventional	2004	cond-mat/0408428
3.2	ambient	polycrystal	susceptibility	unconventional	2004	cond-mat/0408428

Structure

Crystal structure: P3-type structure
Lattice a (Å): 2.823
Lattice c (Å): 29.506

Superconducting parameters

λ_eph (e–ph coupling): —

Samples & pressure

Doping level: 0.369