La_2-xSr_xCuO_4

cuprate · cuprate · cuprate_214

ambient SCunconventional2D / interfacecompeting orderdisputed

Tc max

58.0 K

Tc ambient

58.0 K

Discovery

1997

Papers

149

Tc max measured at ambient, arXiv:cond-mat/0207145, confirmed by 2 papers

Evidence (205 records from 149 papers)

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

Tc (K)	P (GPa)	Sample	Method	Pairing	Year	Paper
90.0	ambient	—	—	—	2000	cond-mat/0005457
58.0	ambient	—	—	unknown	2002	cond-mat/0207145
49.0	—	thin_film	—	—	2002	cond-mat/0201509
49.0	—	—	—	—	1997	cond-mat/9701208
46.0	ambient	—	—	unknown	2002	cond-mat/0207145
44.0	—	thin_film	—	—	2002	cond-mat/0201509
42.0	ambient	—	neutron	—	2000	cond-mat/0011080
40.5	ambient	single_crystal	resistivity	d-wave	2001	cond-mat/0108055
40.0	ambient	—	susceptibility	—	2003	cond-mat/0305452
40.0	ambient	—	—	d-wave	2002	cond-mat/0211366
40.0	ambient	single_crystal	neutron	d-wave	2000	cond-mat/0006085
39.0	ambient	—	—	—	2004	cond-mat/0401505
39.0	ambient	—	resistivity	—	2004	cond-mat/0406340
39.0	ambient	—	resistivity	—	2002	cond-mat/0204236
39.0	ambient	—	resistivity	—	2001	cond-mat/0110173
39.0	ambient	single_crystal	ARPES	—	2000	cond-mat/0005370
39.0	ambient	—	—	—	1999	cond-mat/9903088
38.5	ambient	single_crystal	specific_heat, neutron	—	1999	cond-mat/9906456
38.0	ambient	—	susceptibility	d-wave	2001	cond-mat/0104208
38.0	ambient	polycrystal	—	—	1999	cond-mat/9904275
38.0	ambient	—	—	—	1997	cond-mat/9701208
37.7	ambient	polycrystal	susceptibility, muSR	d-wave	1999	cond-mat/9903117
37.5	ambient	single_crystal	susceptibility	—	2002	cond-mat/0209225
37.0	ambient	—	—	—	2004	cond-mat/0401505
37.0	ambient	—	resistivity	—	2004	cond-mat/0406340
37.0	ambient	single_crystal	susceptibility	—	2004	cond-mat/0411355
37.0	ambient	—	—	—	2002	cond-mat/0204236
36.7	ambient	thin_film	resistivity	—	2000	cond-mat/0012221
36.5	ambient	single_crystal	susceptibility	—	2002	cond-mat/0209225
36.1	ambient	single_crystal	specific_heat	d-wave	2004	cond-mat/0406741
36.1	ambient	single_crystal	resistivity, susceptibility	—	2004	cond-mat/0410013
36.0	ambient	—	—	—	2003	cond-mat/0304628
36.0	ambient	—	—	—	2003	cond-mat/0307310
36.0	ambient	—	—	—	2002	cond-mat/0204484
36.0	ambient	single_crystal	infrared_spectroscopy	d-wave	2002	cond-mat/0207687
36.0	ambient	single_crystal	susceptibility	—	2000	cond-mat/0011080
36.0	ambient	polycrystal	susceptibility	d-wave	1999	cond-mat/9903117
35.0	ambient	—	—	—	2003	cond-mat/0306680
35.0	ambient	—	—	d-wave	2000	cond-mat/0010151
35.0	ambient	—	—	—	1998	cond-mat/9812081
34.0	ambient	single_crystal	—	—	1998	cond-mat/9806341
32.0	ambient	single_crystal	infrared_spectroscopy	d-wave	2002	cond-mat/0207687
32.0	ambient	polycrystal	—	—	1999	cond-mat/9904275
32.0	ambient	single_crystal	—	—	1998	cond-mat/9806341
31.0	ambient	single_crystal	—	—	1999	cond-mat/9902157
30.5	ambient	thin_film	susceptibility	—	2002	cond-mat/0204018
30.0	ambient	single_crystal	susceptibility	—	2002	cond-mat/0209225
30.0	ambient	polycrystal	susceptibility, muSR	d-wave	1999	cond-mat/9903117
29.3	ambient	single_crystal	specific_heat	d-wave	2004	cond-mat/0406741
29.3	ambient	single_crystal	resistivity, susceptibility	—	2004	cond-mat/0410013
29.0	ambient	—	—	—	2003	cond-mat/0306399
29.0	ambient	—	Nernst	d-wave	2003	cond-mat/0312213
29.0	ambient	—	—	—	2002	cond-mat/0204484
29.0	ambient	—	neutron	d-wave	2002	cond-mat/0207400
28.9	ambient	—	Nernst	d-wave	2003	cond-mat/0312213
28.5	ambient	thin_film	susceptibility	d-wave	2004	cond-mat/0402655
28.0	ambient	—	Nernst	d-wave	2003	cond-mat/0312213
28.0	ambient	single_crystal	resistivity	—	2002	cond-mat/0205299
28.0	ambient	single_crystal	Andreev reflection	—	2000	cond-mat/0011080
28.0	ambient	thin_film	resistivity	—	1997	cond-mat/9710155
27.5	ambient	polycrystal	susceptibility	d-wave	1999	cond-mat/9903117
27.4	ambient	single_crystal	specific_heat	d-wave	2004	cond-mat/0406741
27.0	ambient	—	—	—	2002	cond-mat/0204484
26.8	ambient	single_crystal	susceptibility	—	2001	cond-mat/0110626
26.0	ambient	single_crystal	susceptibility	—	2001	cond-mat/0104020
26.0	ambient	single_crystal	resistivity, susceptibility	—	2000	cond-mat/0003507
25.0	ambient	single_crystal	susceptibility	—	2001	cond-mat/0104020
25.0	ambient	single_crystal	resistivity, susceptibility	—	2000	cond-mat/0003507
24.4	ambient	single_crystal	specific_heat	d-wave	2004	cond-mat/0406741
24.4	ambient	single_crystal	resistivity, susceptibility	—	2004	cond-mat/0410013
22.4	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
22.1	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
21.3	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
21.1	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
21.0	ambient	—	—	—	2004	cond-mat/0410111
21.0	ambient	powder	susceptibility, muSR	—	2002	cond-mat/0204106
21.0	ambient	polycrystal	susceptibility, muSR	—	2000	cond-mat/0002239
21.0	ambient	polycrystal	ac-susceptibility	—	2000	cond-mat/0007158
21.0	ambient	single_crystal	—	—	1998	cond-mat/9806341
20.3	ambient	polycrystal	susceptibility	d-wave	1999	cond-mat/9903117
20.0	ambient	thin_film	susceptibility	—	2002	cond-mat/0204018
19.7	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
19.5	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
19.0	ambient	—	—	unknown	2002	cond-mat/0207145
19.0	ambient	thin_film	resistivity	—	1997	cond-mat/9710155
18.5	ambient	—	susceptibility	—	2003	cond-mat/0305452
18.5	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
18.4	ambient	single_crystal	susceptibility	—	1999	cond-mat/9912493
18.0	ambient	single_crystal	—	—	1998	cond-mat/9806341
15.6	ambient	single_crystal	specific_heat	d-wave	2004	cond-mat/0406741
12.0	ambient	single_crystal	specific_heat	d-wave	2004	cond-mat/0406741
12.0	ambient	—	neutron	d-wave	2002	cond-mat/0207400
12.0	ambient	—	IR spectroscopy	—	2001	cond-mat/0102455
9.0	ambient	single_crystal	specific_heat	d-wave	2004	cond-mat/0406741
8.0	ambient	single_crystal	resistivity	d-wave	2001	cond-mat/0108055
5.5	ambient	single_crystal	resistivity	d-wave	2003	cond-mat/0304495
3.8	ambient	thin_film	resistivity	—	1997	cond-mat/9705138
0.4	ambient	thin_film	resistivity	—	1997	cond-mat/9705138
—	ambient	—	neutron	—	2004	cond-mat/0401354
—	ambient	—	ARPES, specific_heat, resistivity	—	2004	cond-mat/0401565
—	ambient	polycrystal	muSR, susceptibility	—	2004	cond-mat/0401566
—	ambient	single_crystal	muSR	—	2004	cond-mat/0402064
—	ambient	—	ARPES	d-wave	2004	cond-mat/0402304
—	ambient	single_crystal	resistivity	—	2004	cond-mat/0403032
—	ambient	—	muSR	—	2004	cond-mat/0404428
—	ambient	—	muSR, neutron, resistivity	d-wave	2004	cond-mat/0405038
—	ambient	—	—	d-wave	2004	cond-mat/0406038
—	ambient	—	neutron	—	2004	cond-mat/0406239
—	ambient	single_crystal	resistivity	—	2004	cond-mat/0408483
—	ambient	—	ARPES	s-wave	2004	cond-mat/0408520
—	ambient	polycrystal	specific_heat, susceptibility	d-wave	2004	cond-mat/0408606
—	ambient	powder	susceptibility, resistivity	d-wave	2004	cond-mat/0410568
—	ambient	—	—	—	2003	cond-mat/0301585
—	ambient	—	specific_heat	—	2003	cond-mat/0302113
—	ambient	—	neutron, muSR	d-wave	2003	cond-mat/0303541
—	ambient	single_crystal	—	—	2003	cond-mat/0303606
—	ambient	powder	susceptibility, muSR	d-wave	2003	cond-mat/0304043
—	ambient	—	—	—	2003	cond-mat/0304501
—	ambient	—	—	—	2003	cond-mat/0305452
—	ambient	—	neutron	d-wave	2003	cond-mat/0305512
—	ambient	—	neutron, muSR	d-wave	2003	cond-mat/0306492
—	ambient	single_crystal	resistivity, STM	d-wave	2003	cond-mat/0306567
—	ambient	—	—	—	2003	cond-mat/0307005
—	ambient	thin_film	resistivity	—	2003	cond-mat/0308227
—	ambient	single_crystal	susceptibility	—	2003	cond-mat/0309034
—	ambient	powder	ESR, NMR	—	2003	cond-mat/0312393
—	ambient	—	ARPES	d-wave	2002	cond-mat/0202084
—	ambient	—	resistivity	—	2002	cond-mat/0203221
—	ambient	—	—	—	2002	cond-mat/0204447
—	ambient	—	resistivity	—	2002	cond-mat/0205201
—	ambient	—	neutron	d-wave	2002	cond-mat/0206414
—	ambient	—	STM	d-wave	2002	cond-mat/0207594
—	ambient	—	resistivity	—	2002	cond-mat/0210626
—	ambient	—	muSR	—	2002	cond-mat/0211048
—	ambient	single_crystal	susceptibility	—	2002	cond-mat/0212282
—	ambient	single_crystal	susceptibility	—	2001	cond-mat/0101011
—	ambient	—	neutron	—	2001	cond-mat/0102070
—	ambient	—	muSR	d-wave	2001	cond-mat/0103282
—	ambient	—	resistivity	—	2001	cond-mat/0103507
—	ambient	—	—	—	2001	cond-mat/0104048
—	ambient	—	resistivity, susceptibility, specific_heat	d-wave	2001	cond-mat/0104053
—	ambient	—	muSR, susceptibility	—	2001	cond-mat/0104067
—	ambient	—	specific_heat	—	2001	cond-mat/0105202
—	ambient	—	neutron	d-wave	2001	cond-mat/0105417
—	—	—	Raman	—	2001	cond-mat/0105447
—	ambient	—	resistivity	—	2001	cond-mat/0107045
—	ambient	single_crystal	—	d-wave	2001	cond-mat/0108055
—	ambient	—	neutron	—	2001	cond-mat/0108273
—	ambient	—	ARPES, neutron	—	2001	cond-mat/0108381
—	ambient	—	ARPES	d-wave	2001	cond-mat/0109244
—	ambient	—	—	—	2001	cond-mat/0109319
—	ambient	thin_film	resistivity	—	2001	cond-mat/0110632
—	ambient	single_crystal	susceptibility	—	2001	cond-mat/0110638
—	ambient	—	susceptibility	—	2001	cond-mat/0110626
—	ambient	thin_film	muSR	—	2001	cond-mat/0110642
—	ambient	—	STM	unknown	2001	cond-mat/0111107
—	ambient	single_crystal	susceptibility	d-wave	2000	cond-mat/0001045
—	ambient	—	muSR	—	2000	cond-mat/0001258
—	ambient	polycrystal	susceptibility, muSR	—	2000	cond-mat/0002239
—	ambient	single_crystal	susceptibility	—	2000	cond-mat/0003507
—	ambient	—	neutron	d-wave	2000	cond-mat/0004378
—	ambient	single_crystal	ARPES	—	2000	cond-mat/0005370
—	ambient	—	ARPES	—	2000	cond-mat/0005457
—	ambient	—	specific_heat	d-wave	2000	cond-mat/0005487
—	ambient	—	susceptibility	—	2000	cond-mat/0006143
—	ambient	single_crystal	STM	d-wave	2000	cond-mat/0007030
—	ambient	polycrystal	muSR	—	2000	cond-mat/0007158
—	ambient	—	—	—	2000	cond-mat/0009312
—	ambient	single_crystal	neutron	d-wave	2000	cond-mat/0009373
—	ambient	single_crystal	resistivity	—	2000	cond-mat/0010305
—	ambient	—	ARPES	d-wave	2000	cond-mat/0011293
—	ambient	—	—	—	2000	cond-mat/0011381
—	ambient	—	—	—	2000	cond-mat/0012301
—	ambient	single_crystal	neutron	—	1999	cond-mat/9901333
—	ambient	single_crystal	ARPES	—	1999	cond-mat/9902048
—	ambient	—	neutron	—	1999	cond-mat/9902067
—	ambient	single_crystal	neutron	—	1999	cond-mat/9902262
—	ambient	—	susceptibility	—	1999	cond-mat/9903285
—	ambient	—	resistivity	—	1999	cond-mat/9904254
—	ambient	—	ARPES	d-wave	1999	cond-mat/9905185
—	ambient	—	neutron, resistivity, specific_heat, ARPES	d-wave	1999	cond-mat/9905219
—	ambient	—	susceptibility	—	1999	cond-mat/9907005
—	ambient	—	neutron, x-ray	—	1999	cond-mat/9907228
—	ambient	single_crystal	resistivity, susceptibility	—	1999	cond-mat/9908190
—	ambient	—	specific_heat, susceptibility	d-wave	1999	cond-mat/9910098
—	ambient	powder	susceptibility	—	1999	cond-mat/9911116
—	ambient	single_crystal	resistivity	—	1999	cond-mat/9911217
—	ambient	—	neutron	—	1999	cond-mat/9911418
—	ambient	—	susceptibility	—	1998	cond-mat/9801186
—	ambient	—	—	—	1998	cond-mat/9801222
—	ambient	—	—	—	1998	cond-mat/9805107
—	ambient	—	—	d-wave	1998	cond-mat/9805133
—	ambient	thin_film	STM	d-wave	1998	cond-mat/9806150
—	ambient	single_crystal	photoemission	—	1998	cond-mat/9806341
—	ambient	—	neutron	d-wave	1998	cond-mat/9807167
—	ambient	—	susceptibility	d-wave	1998	cond-mat/9807404
—	ambient	single_crystal	ARPES	—	1998	cond-mat/9809311
—	ambient	—	specific_heat	d-wave	1998	cond-mat/9811420
—	ambient	single_crystal	neutron	—	1998	cond-mat/9812287
—	ambient	—	—	—	1997	cond-mat/9702033
—	ambient	single_crystal	—	—	1997	cond-mat/9706184
—	ambient	—	—	—	1997	cond-mat/9707241
—	ambient	—	specific_heat	—	1997	cond-mat/9709189
—	ambient	—	specific_heat	—	1997	cond-mat/9712029
—	ambient	polycrystal	—	—	1997	cond-mat/9712047

Structure

Crystal structure: cuprate
Phase: cuprate_214
Lattice a (Å): 3.800

Superconducting parameters

Pairing symmetry: d-wave
Gap structure: nodal
Hc2: 62.0 T (H parallel c-axis, 61-T pulsed magnetic fields)
λ_eph (e–ph coupling): 0.94
ω_log: 487 K

Competing orders

T_SDW: 31.0 K
T_AFM: 25.0 K
ρ(T) exponent: 1.25

Samples & pressure

Substrate: SrLaAlO_4
Pressure type: none
Doping type: hole
Doping level: 0.130