Computational Modelling — Cu/Co bimetallic conductive MOFs: Electronic modulation for enhanced nitrate reduction to ammonia

Measurement evidence

Computational Modelling

Cu/Co bimetallic conductive MOFs: Electronic modulation for enhanced nitrate reduction to ammonia · Liu P., Yan J., Huang H. et al. · Chemical Engineering Journal · 2023 · 143134

5 measurement groups · 9 results

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

DFT Gibbs free-energy pathway calculation

Cu1Co1HHTP slab · Model

NO3RR pathway free-energy diagram on Cu1Co1HHTP slab.

Atmosphere
vacuum slab model
Geometry
2D slab
Context
model_system
Measurement source
6-7 · 3.2 · Fig. 6c-d
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Cu1Co1HHTP *NO2 to *NO Delta G-0.86 eVText
Exact Reported
6 · 3.2 · Fig. 6c
Cu1Co1HHTP NO3 to *NO3 Delta G-0.82 eVText
Exact Reported
6 · 3.2 · Fig. 6c
Cu1Co1HHTP PDS Delta G for NO* to NOH*Marked as a best value within this paper0.54 eVText
Exact Reported
6 · 3.2 · Fig. 6c

DFT Gibbs free-energy pathway calculation

CuHHTP slab · Model

NO3RR pathway free-energy diagram on CuHHTP slab.

Atmosphere
vacuum slab model
Geometry
2D slab
Context
model_system
Measurement source
6-7 · 3.2 · Fig. 6c
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
CuHHTP *NO2 to *NO Delta G-0.55 eVText
Exact Reported
6 · 3.2 · Fig. 6c
CuHHTP NO3 to *NO3 Delta G-0.67 eVText
Exact Reported
6 · 3.2 · Fig. 6c
CuHHTP PDS Delta G for NO* to NOH*1.56 eVText
Exact Reported
6 · 3.2 · Fig. 6c

DFT PDOS and d-band centre calculation

Cu1Co1HHTP slab · Model

Cu d-orbital and summed d-orbital PDOS for Cu1Co1HHTP slab.

Atmosphere
vacuum slab model
Geometry
2D slab
Context
model_system
Measurement source
7 · 3.2 · Fig. 6a-b/Figure S34
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Cu site d-band centre in Cu1Co1HHTP-3.22 eVText
Exact Reported
5 · 3.2 · Fig. 6b
summed d-orbit d-band centre in Cu1Co1HHTP-3.06 eVText
Exact Reported
5 · 3.2 · Figure S34

DFT PDOS and d-band centre calculation

CuHHTP slab · Model

Cu d-orbital PDOS for CuHHTP slab.

Atmosphere
vacuum slab model
Geometry
2D slab
Context
model_system
Measurement source
7 · 3.2 · Fig. 6a-b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Cu site d-band centre in CuHHTP-3.47 eVText
Exact Reported
5 · 3.2 · Fig. 6b

DFT, GGA-PBE, 500 eV cutoff, norm-conserving pseudopotentials, 2 x 2 x 1 Monkhorst-Pack grid

Cu1Co1HHTP slab · Model

Slab models with 30 Angstrom vacuum; force convergence below 1e-3 eV Angstrom-1; free energies from Delta E + ZPE - T Delta S.

Atmosphere
vacuum slab model
Geometry
2D slab
Context
model_system
Measurement source
1.4 Theoretical simulation
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource