Computational Modelling — Missing-Linker 2D Conductive Metal Organic Frameworks for Rapid Gas Detection

Measurement evidence

Computational Modelling

Missing-Linker 2D Conductive Metal Organic Frameworks for Rapid Gas Detection · Liu C., Gu Y., Liu C. et al. · ACS Sensors · 2021 · 429-438

3 measurement groups · 21 results

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

DFT band structure and projected density of states

aNi-HAB defective DFT slab · Model

Band/DOS comparison of cNi-HAB and defective aNi-HAB slabs.

Atmosphere
computational
Geometry
slab model
Context
model comparison
Measurement source
10 · Figure S8 caption · Figure S8
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
aNi-HAB electronic characterswitched metallic behavior in aNi-HABText
Qualitative
434 · Mechanism evaluations · Figure S8
cNi-HAB electronic charactersemiconducting nature of the cNi-HAB monolayerText
Qualitative
434 · Mechanism evaluations · Figure S8

DFT H2O adsorption binding energy and Mulliken charge transfer

aNi-HAB defective DFT slab · Model

Possible H2O adsorption sites on cNi-HAB and aNi-HAB slab models; Eb = Ecomplex - ENi-HAB - EH2O; delta_e = QNi-HAB - QH2O.

Atmosphere
computational
Geometry
slab model with adsorbed H2O
Context
model comparison
Measurement source
434-435 · Mechanism evaluations · Figure 6
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
aNi-HAB N-site charge transferdelta_e = -0.10 eFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
aNi-HAB N-site H2O binding energyEb = -0.56 eVText
Exact Reported
434-435 · Mechanism evaluations · Figure 6
aNi-HAB Ni-O-site charge transferdelta_e = 0.00 eFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
aNi-HAB Ni-O-site H2O binding energyEb = -0.04 eVFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
aNi-HAB Ni-1-site charge transferdelta_e = 0.14 eFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
aNi-HAB Ni-1-site H2O binding energyEb = -0.24 eVFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
aNi-HAB Ni-2-site charge transferdelta_e = 0.10 eFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
aNi-HAB Ni-2-site H2O binding energyMarked as a best value within this paperEb = -0.80 eVText
Exact Reported
434-435 · Mechanism evaluations · Figure 6
cNi-HAB N-site charge transferdelta_e = -0.02 eFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
cNi-HAB N-site H2O binding energyEb = -0.12 eVText
Exact Reported
434-435 · Mechanism evaluations · Figure 6
cNi-HAB N-site H-bond distance 12.30 AngstromText
Exact Reported
434-435 · Mechanism evaluations · Figure 6
cNi-HAB N-site H-bond distance 22.41 AngstromText
Exact Reported
434-435 · Mechanism evaluations · Figure 6
cNi-HAB Ni-site charge transferdelta_e = -0.02 eFigure Axis
Rounded Reported
434-435 · Mechanism evaluations · Figure 6
cNi-HAB Ni-site coordination distance3.09 AngstromText
Exact Reported
434-435 · Mechanism evaluations · Figure 6
cNi-HAB Ni-site H2O binding energyEb = -0.03 eVText
Exact Reported
434-435 · Mechanism evaluations · Figure 6

CASTEP in Materials Studio; GGA-PBE; ultrasoft pseudopotential; Grimme dispersion

aNi-HAB defective DFT slab · Model

PBC slab, cell 26.8 x 26.8 x 20 Angstrom^3; k-points 1x1x1 geometry and 3x3x1 electronic; convergence 2e-5 eV; max force <0.05 eV/Angstrom.

Atmosphere
computational vacuum slab
Geometry
slab model
Context
model systems for cNi-HAB and aNi-HAB
Measurement source
4-5 · Theoretical calculation
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
DFT slab cell a26.8 AngstromText
Exact Reported
5 · Theoretical calculation
DFT slab cell c/vacuum dimension20 AngstromText
Exact Reported
5 · Theoretical calculation
DFT energy convergence2 x 10^-5 eVText
Exact Reported
5 · Theoretical calculation
DFT maximum force criterion0.05 eV/AngstromText
Exact Reported
5 · Theoretical calculation