Electrical Transport — Aliovalent Substitution Tunes Physical Properties in a Conductive Bis(dithiolene) Two-Dimensional Metal-Organic Framework

3 measurement groups · 37 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

Hall effect

Hall-effect measurements

Ni3(THT)2 Hall-bar pressed pellet · Pellet

room-temperature Hall resistance against positive and negative magnetic field; Hall coefficient from slope times thickness; carrier concentration and mobility calculated

Temperature: 300
Atmosphere: PPMS after glovebox mounting
Geometry: 6 mm x 3 mm Hall bar, Au contacts, indium-wire bonded
Context: pristine pressed pellet
Measurement source: 16 · Characterization Data · Figure S18; Table S5

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Room-temperature Hall carrier concentration Fe3(THT)2 comparison	3.97(7) x 10^20 cm^-3	—	(7)	Text Rounded Reported	5 · Bulk Electronic Structure
Room-temperature Hall carrier concentration Ni3(THT)2Marked as a best value within this paper	6.43(4) x 10^18 cm^-3	—	(4)	Text Rounded Reported	5 · Bulk Electronic Structure · Figure S18; Table S5
Room-temperature Hall mobility Fe3(THT)2 comparison	1.69 x 10^-3 cm2 V^-1 s^-1	—	—	Text Rounded Reported	5 · Bulk Electronic Structure
Room-temperature Hall mobility Ni3(THT)2Marked as a best value within this paper	0.37 cm2 V^-1 s^-1	—	—	Text Rounded Reported	5 · Bulk Electronic Structure · Figure S18; Table S5
Hall carrier concentration 300 +B	6.46e+18 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 300 -B	6.43e+18 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall mobility 300 +B	0.39 cm2 V^-1 s^-1	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall mobility 300 -B	0.39 cm2 V^-1 s^-1	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall mobility 300 sample2a	0.38 cm2 V^-1 s^-1	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall mobility 300 sample2b	0.35 cm2 V^-1 s^-1	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 300 +B	0.00214 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 300 -B	0.00215 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5

Variable-temperature Hall effect

Hall-effect measurements

Ni3(THT)2 Hall-bar pressed pellet · Pellet

Hall measurements from 120 to 300 K on pressed pellet, thickness 0.673 mm, sigma 0.39 S/cm

Temperature: 120-300
Atmosphere: PPMS
Geometry: Hall-bar pressed pellet
Context: pristine pressed pellet
Measurement source: 5 · Bulk Electronic Structure · Figure S19; Table S5

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Hall carrier concentration 150	2.13e+16 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 120 +B	2.98e+15 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 120 -B	2.9e+15 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 300 sample2a	6.4e+18 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 300 sample2b	7.09e+18 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 295	5.02e+18 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 270	1.55e+18 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 250	1.33e+18 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 200	2.88e+17 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall carrier concentration 180	9.93e+16 cm^-3	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 150	0.435 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 120 +B	3.114 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 120 -B	3.197 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 300 sample2a	0.00145 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 300 sample2b	0.00131 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 295	0.00185 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 270	0.00598 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 250	0.00699 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 200	0.0322 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Hall slope 180	0.0935 Ohm/T	—	—	SI Table Exact Reported	16 · Characterization Data · Table S5
Activation energy from variable-temperature carrier concentration	0.129 eV	—	—	Figure Axis Approximate	17 · Characterization Data · Figure S19

Variable-temperature resistance/conductance fitting

Ni3(THT)2 pressed pellet for four-probe and Seebeck measurements · Pellet

PPMS Model 6000 controller; resistance from 100 to 300 K; fitted with nearest-neighbor hopping and Mott variable-range hopping models

Temperature: 100-300
Geometry: pressed pellet with Au contacts
Context: pristine pressed pellet
Measurement source: 4 · Bulk Electronic Structure · Figure 4B; Figure S14

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Nearest-neighbour hopping activation energy above 160 K	0.098 eV above 160 K	—	—	Text Rounded Reported	4 · Bulk Electronic Structure · Figure 4B
Nearest-neighbour hopping activation energy below 140 K	0.061 eV below 140 K	—	—	Text Rounded Reported	4 · Bulk Electronic Structure · Figure 4B
Mott VRH T0 parameter Fe3(THT)2 comparison	(55.5)^4	—	—	Caption Rounded Reported	13 · Characterization Data · Figure S14
Mott VRH T0 parameter Ni3(THT)2	(78.9)^4	—	—	Caption Rounded Reported	13 · Characterization Data · Figure S14