La_1.85Sr_0.15CuO_4

cuprate · orthorhombic · cuprate_214

ambient SCunconventional2D / interfacecompeting orderdisputed

Tc max

41.0 K

Tc ambient

41.0 K

Discovery

1997

Papers

Tc max measured at ambient, single_crystal, arXiv:cond-mat/0312575, confirmed by 2 papers

Evidence (38 records from 36 papers)

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

Tc (K)	P (GPa)	Sample	Method	Pairing	Year	Paper
44.0	ambient	thin_film	resistivity	—	2001	cond-mat/0111422
41.0	ambient	single_crystal	—	—	2003	cond-mat/0312575
40.0	ambient	single_crystal	ARPES	d-wave	2000	cond-mat/0009002
39.0	ambient	—	—	—	2003	cond-mat/0306698
38.0	ambient	polycrystal	—	—	2002	cond-mat/0210257
38.0	ambient	—	NMR	—	2001	cond-mat/0112401
38.0	ambient	polycrystal	—	—	1999	cond-mat/9902348
37.9	ambient	thin_film	susceptibility	—	2003	cond-mat/0305244
37.5	ambient	single_crystal	susceptibility, neutron	—	1999	cond-mat/9912453
37.0	ambient	—	—	—	2003	cond-mat/0301559
37.0	ambient	—	—	d-wave	2003	cond-mat/0306649
37.0	ambient	polycrystal	resistivity	—	1998	cond-mat/9801071
37.0	ambient	single_crystal	neutron	—	1997	cond-mat/9702117
36.5	ambient	powder	susceptibility	—	2001	cond-mat/0111271
36.0	ambient	single_crystal	—	d-wave	2005	cond-mat/0501621
36.0	ambient	single_crystal	resistivity, muSR	—	2004	cond-mat/0401447
36.0	ambient	—	specific_heat	—	2001	cond-mat/0105579
36.0	ambient	polycrystal	resistivity	—	1999	cond-mat/9904340
35.3	ambient	polycrystal	Andreev reflection	s+d-wave	2001	cond-mat/0101209
35.3	ambient	polycrystal	STM	s-wave	2001	cond-mat/0107289
35.2	ambient	thin_film	resistivity	d-wave	1999	cond-mat/9911149
35.0	ambient	—	—	—	2005	cond-mat/0502244
35.0	ambient	single_crystal	neutron	—	2004	cond-mat/0408519
35.0	ambient	—	—	—	2003	cond-mat/0306680
35.0	ambient	—	—	—	2003	cond-mat/0312015
33.0	ambient	—	—	—	2004	cond-mat/0410473
28.0	ambient	thin_film	susceptibility	d-wave	1999	cond-mat/9911149
26.0	ambient	thin_film	resistivity	—	2001	cond-mat/0111422
24.0	ambient	thin_film	resistivity	d-wave	1998	cond-mat/9805162
—	ambient	—	muSR	—	2005	cond-mat/0502226
—	ambient	—	—	—	2004	cond-mat/0404287
—	ambient	—	susceptibility	—	2004	cond-mat/0408520
—	ambient	thin_film	resistivity	—	2003	cond-mat/0305021
—	ambient	—	—	d-wave	2003	cond-mat/0305637
—	ambient	polycrystal	resistivity, susceptibility	—	2002	cond-mat/0207411
—	ambient	—	neutron	—	2001	cond-mat/0104118
—	ambient	—	—	—	1998	cond-mat/9801222
—	ambient	thin_film	resistivity	—	1997	cond-mat/9705107

Structure

Crystal structure: orthorhombic
Space group: Bmab
Phase: cuprate_214
Lattice a (Å): 3.880
Lattice c (Å): 6.650

Superconducting parameters

Pairing symmetry: d-wave
Gap structure: nodal
λ_eph (e–ph coupling): 1.50

Competing orders

Competing order: AFM
ρ(T) exponent: 1.00

Samples & pressure

Substrate: LaSrAlO_3
Pressure type: none
Doping type: hole
Doping level: 0.150