UCoGe

heavy_fermion · TiNiSi

View structure on Materials Projectmp-20671· +1 polymorph

ambient SCunconventionalcompeting orderdisputed

Tc max

0.8 K

Tc ambient

0.8 K

arXiv year

2007

Papers

Tc exp.

0.8 K

Tc theo.

—

Evidence

experimental

Tc max measured at ambient, polycrystal, resistivity, arXiv:0708.1388, confirmed by 2 papers

Evidence (90 records from 58 papers)

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

Tc (K)	P (GPa)	Sample	Method	Pairing	Year	Tier	Paper
0.9	—	single_crystal	resistivity	p-wave	2021	T1	DOI: 10.1103/PhysRevB.104.144505
0.8	ambient	polycrystal	resistivity	p-wave	2007	T1	0708.1388
0.8	0.8	single_crystal	resistivity	—	2016	T1	DOI: 10.1103/PhysRevB.94.125110
0.8	0.8	single_crystal	resistivity	—	2016	T1	1608.01949
0.8	—	polycrystal	resistivity	—	2009	T3	0904.0532
0.8	—	polycrystal	resistivity	unknown	2009	T1	DOI: 10.1103/PhysRevLett.102.167003
0.8	ambient	polycrystal	resistivity	—	2008	T1	0804.0500
0.8	2.4	polycrystal	resistivity	—	2008	T1	0804.0500
0.8	ambient	polycrystal	resistivity, susceptibility	—	2008	T1	DOI: 10.1103/PhysRevB.77.140506
0.8	ambient	polycrystal	resistivity	p-wave	2007	T1	DOI: 10.1103/PhysRevLett.99.067006
0.7	—	single_crystal	resistivity	p-wave	2021	T1	DOI: 10.1103/PhysRevB.104.144505
0.7	ambient	single_crystal	resistivity	p-wave	2009	T1	0910.1157
0.7	ambient	single_crystal	resistivity	p-wave	2009	T1	0910.1157
0.7	ambient	single_crystal	susceptibility	p-wave	2012	T1	DOI: 10.1103/PhysRevLett.108.066403
0.7	—	single_crystal	susceptibility	p-wave	2011	T1	1112.2812
0.7	ambient	polycrystalline	NMR, susceptibility	—	2007	T1	0712.1403
0.7	—	single_crystal	resistivity	—	2014	T1	DOI: 10.1103/PhysRevB.90.184501
0.7	ambient	polycrystal	specific_heat	p-wave	2007	T1	0708.1388
0.7	ambient	polycrystal	specific_heat	p-wave	2007	T1	DOI: 10.1103/PhysRevLett.99.067006
0.7	—	single_crystal	resistivity	—	2009	T1	0906.0497
0.6	—	single_crystal	resistivity	p-wave	2021	T1	DOI: 10.1103/PhysRevB.104.144505
0.6	ambient	single_crystal	resistivity, susceptibility	—	2010	T1	1008.3249
0.6	ambient	polycrystal	resistivity	p-wave	2007	T1	0708.1388
0.6	1.1	single_crystal	susceptibility	unknown	2019	T1	1907.06177
0.6	1.1	single_crystal	susceptibility	—	2019	T1	DOI: 10.1103/PhysRevB.100.035203
0.6	ambient	single_crystal	resistivity	—	2016	T1	DOI: 10.1103/PhysRevB.94.125110
0.6	ambient	single_crystal	resistivity	—	2016	T1	1608.01949
0.6	—	single_crystal	susceptibility	unknown	2015	T1	DOI: 10.1103/PhysRevB.92.121107
0.6	—	single_crystal	resistivity	—	2014	T1	DOI: 10.1103/PhysRevB.89.214512
0.6	ambient	single_crystal	thermopower	—	2012	T1	1201.1147
0.6	ambient	single_crystal	resistivity, susceptibility	p-wave	2012	T1	DOI: 10.1103/PhysRevB.85.024526
0.6	—	single_crystal	resistivity	—	2010	T1	DOI: 10.1103/PhysRevB.81.180407
0.6	—	single_crystal	resistivity	p-wave	2010	T1	1011.4664
0.6	ambient	single_crystal	resistivity	p-wave	2009	T1	DOI: 10.1103/PhysRevLett.103.097003
0.6	1.1	single_crystal	susceptibility	p-wave	2009	T1	DOI: 10.1103/PhysRevLett.103.097003
0.6	—	—	—	—	2009	T1	0912.4545
0.6	1.1	single_crystal	susceptibility	p-wave	2009	T1	0908.2325
0.6	ambient	polycrystal	susceptibility, resistivity	—	2009	T1	0908.2945
0.6	—	single_crystal	resistivity	p-wave	2008	T1	DOI: 10.1103/PhysRevLett.100.077002
0.6	ambient	single_crystal	resistivity	p-wave	2008	T1	0801.2628
0.6	—	single_crystal	susceptibility	p-wave	2013	T1	DOI: 10.1103/PhysRevB.88.085127
0.6	—	single_crystal	susceptibility	p-wave	2013	T1	1308.5749
0.6	ambient	single_crystal	susceptibility	p-wave	2012	T1	DOI: 10.1103/PhysRevLett.108.066403
0.6	—	single_crystal	susceptibility	p-wave	2011	T1	1112.2812
0.6	ambient	single_crystal	specific_heat	p-wave	2010	T1	DOI: 10.1103/PhysRevLett.105.206403
0.6	ambient	single_crystal	specific_heat	unknown	2022	T1	DOI: 10.1103/PhysRevB.106.035152
0.6	—	—	resistivity, specific_heat	—	2021	T1	2103.08000
0.6	ambient	single_crystal	resistivity	p-wave	2009	T1	0910.1157
0.6	ambient	powder	susceptibility	—	2007	T1	0712.1403
0.5	ambient	single_crystal	specific_heat	—	2017	T1	DOI: 10.1103/PhysRevB.95.115151
0.5	0.3	single_crystal	susceptibility	p-wave	2019	T1	1910.10396
0.5	—	single_crystal	thermal_conductivity	p-wave	2014	T1	1405.0817
0.5	ambient	single_crystal	resistivity, specific_heat	—	2014	T1	DOI: 10.1103/PhysRevB.89.041108
0.5	ambient	single_crystal	resistivity	p-wave	2014	T1	DOI: 10.1103/PhysRevB.90.180501
0.5	—	single_crystal	resistivity	—	2014	T1	DOI: 10.1103/PhysRevB.89.214512
0.5	—	single_crystal	susceptibility	—	2014	T1	DOI: 10.1103/PhysRevB.90.184501
0.5	ambient	single_crystal	susceptibility	p-wave	2012	T1	DOI: 10.1103/PhysRevLett.109.237001
0.5	ambient	single_crystal	susceptibility, resistivity	—	2010	T1	DOI: 10.1103/PhysRevB.82.052502
0.5	—	—	susceptibility	—	2010	T1	1007.1344
0.5	—	single_crystal	resistivity	—	2010	T1	1008.2635
0.5	—	polycrystal	muSR	—	2009	T3	0904.0532
0.5	—	polycrystal	muSR	unknown	2009	T1	DOI: 10.1103/PhysRevLett.102.167003
0.5	—	single_crystal	resistivity, susceptibility	—	2018	T1	1802.10221
0.5	ambient	single_crystal	resistivity	p-wave	2009	T1	0910.1157
0.5	ambient	single_crystal	susceptibility	p-wave	2019	T1	1901.08699
0.5	ambient	single_crystal	susceptibility	p-wave	2019	T1	DOI: 10.1103/PhysRevB.99.020506
0.5	0.7	single_crystal	susceptibility	p-wave	2019	T1	DOI: 10.1103/PhysRevB.99.020506
0.5	—	single_crystal	resistivity, specific_heat	—	2014	T1	DOI: 10.1103/PhysRevB.90.184501
0.5	ambient	polycrystal	specific_heat	p-wave	2007	T1	0708.1388
0.4	ambient	single_crystal	specific_heat	p-wave	2009	T1	0910.1157
0.4	ambient	single_crystal	—	—	2010	T1	DOI: 10.1103/PhysRevB.82.052502
0.4	—	single_crystal	thermal_expansion	—	2010	T1	1008.2635
0.4	ambient	single_crystal	specific_heat	—	2017	T1	DOI: 10.1103/PhysRevB.95.115151
0.4	ambient	single_crystal	specific_heat	unknown	2011	T1	DOI: 10.1103/PhysRevLett.107.187202
0.4	ambient	single_crystal	specific_heat	—	2011	T1	1109.4541
0.4	ambient	polycrystal	susceptibility	p-wave	2007	T1	0708.1388
0.3	ambient	single_crystal	specific_heat	—	2010	T1	DOI: 10.1103/PhysRevB.82.052502
0.3	—	single_crystal	specific_heat	—	2010	T1	1008.2635
—	—	—	—	unknown	2023	T3	2310.00838
—	—	—	specific_heat	—	2022	T1	2207.07266
—	—	single_crystal	susceptibility	p-wave	2021	T1	2109.14426
—	0.7	single_crystal	susceptibility	p-wave	2019	T1	1901.08699
—	—	single_crystal	resistivity, specific_heat	p-wave	2018	T1	DOI: 10.1103/PhysRevB.98.024517
—	ambient	single_crystal	resistivity	p-wave	2018	T1	1803.08468
—	—	single_crystal	—	unknown	2017	T1	1702.00968
—	—	—	—	—	2016	T1	1610.04679
—	—	—	—	—	2014	T1	1410.8361
—	—	—	—	—	2014	—	1406.2836
—	—	single_crystal	specific_heat, resistivity, Meissner	p-wave	2011	T1	1112.2812
—	ambient	single_crystal	resistivity	p-wave	2009	T1	0910.1157

Structure

Crystal structure: TiNiSi
Space group: P_nma
Lattice a (Å): 6.847
Lattice c (Å): 7.226

Superconducting parameters

Pairing symmetry: p-wave
Gap structure: nodal
Hc2: 30.0 T (along b axis)
λ_eph (e–ph coupling): —

Competing orders

Competing order: AFM
ρ(T) exponent: 2.00

Samples & pressure

Sample form: single_crystal
Pressure type: none
Doping type: none