Spectroscopy — Embedding Pt in Ni-MOF/CdS organic-inorganic hybrid materials as electron channel to promote photogenerated carrier separation for enhanced photocatalytic hydrogen evolution under visible light

Measurement evidence

Spectroscopy

Embedding Pt in Ni-MOF/CdS organic-inorganic hybrid materials as electron channel to promote photogenerated carrier separation for enhanced photocatalytic hydrogen evolution under visible light · Lu Y., Wang Y., Liu J. et al. · Separation and Purification Technology · 2024 · 128000

8 measurement groups · 17 results

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

Photoluminescence spectroscopy, Shimadzu

0.3 NPC · Powder

PL used to assess photogenerated carrier recombination across CdS, PC and NPC series.

Context
target composite compared with controls
Measurement source
5-6 · 2.4; 3.3 · Fig. 6a
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
0.3 NPC photogenerated carrier recombinationMarked as a best value within this paperlowest photogenerated carrier recombination rate among hybrid materialsQualitative
Qualitative
5-6 · 3.3 · Fig. 6a

UV-Vis diffuse reflectance spectroscopy; Tauc analysis

0.3 NPC · Powder

Band gap and absorption response of 0.3 NPC.

Context
target composite
Measurement source
5 · 3.2 · Fig. 4a-b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
0.3 NPC forbidden bandwidthMarked as a best value within this paper2.34 eV2.34 eVText
Exact Reported
5 · 3.2 · Fig. 4b

UV-Vis diffuse reflectance spectroscopy; Tauc analysis

CdS · Powder

Band gap calculated using direct-bandgap Tauc plot.

Context
pristine CdS control
Measurement source
5 · 3.2 · Fig. 4a-b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
CdS forbidden bandwidth2.42 eV2.42 eVText
Exact Reported
5 · 3.2 · Fig. 4b

UV-Vis diffuse reflectance spectroscopy; Tauc analysis

Ni-MOF · Powder

Band gap calculated using direct-bandgap Tauc plot.

Context
pristine MOF control
Measurement source
5 · 3.2 · Fig. 4a-b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Ni-MOF forbidden bandwidth2.86 eV2.86 eVText
Exact Reported
5 · 3.2 · Fig. 4b

X-ray photoelectron spectroscopy

0.3 NPC · Powder

Cd 3d, S 2p, Ni 2p, C 1s, O 1s and Pt 4f spectra for 0.3 NPC.

Context
target composite
Measurement source
4 · 3.1 · Fig. 3
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
NPC C 1s C-C binding energy284.81 eV284.81 eVText
Exact Reported
4 · 3.1 · Fig. 3d
NPC O 1s M-O binding energy531.75 eV531.75 eVText
Exact Reported
4 · 3.1 · Fig. 3e
NPC Pt 4f binding energy shiftPt(II) and Pt(0) binding energies are reduced in NPC relative to PCText
Qualitative
4 · 3.1 · Fig. 3f

X-ray photoelectron spectroscopy

CdS · Powder

Cd 3d and S 2p valence state analysis for CdS.

Context
pristine CdS control
Measurement source
4 · 3.1 · Fig. 3a-b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
CdS Cd 3d3/2 binding energy411.32 eV411.32 eVText
Exact Reported
4 · 3.1 · Fig. 3a
CdS Cd 3d5/2 binding energy404.59 eV404.59 eVText
Exact Reported
4 · 3.1 · Fig. 3a
CdS S 2p1/2 binding energy162.09 eV162.09 eVText
Exact Reported
4 · 3.1 · Fig. 3b
CdS S 2p3/2 binding energy160.94 eV160.94 eVText
Exact Reported
4 · 3.1 · Fig. 3b

X-ray photoelectron spectroscopy

Ni-MOF · Powder

Ni 2p, C 1s and O 1s valence state analysis for Ni-MOF.

Context
pristine MOF control
Measurement source
4 · 3.1 · Fig. 3c-e
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Ni-MOF Ni 2p1/2 binding energy874.83 eV874.83 eVText
Exact Reported
4 · 3.1 · Fig. 3c
Ni-MOF Ni 2p3/2 binding energy856.92 eV856.92 eVText
Exact Reported
4 · 3.1 · Fig. 3c

X-ray photoelectron spectroscopy

PC · Powder

Pt 4f valence state analysis for PC.

Context
Pt/CdS control
Measurement source
4 · 3.1 · Fig. 3f
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
PC Pt(0) Pt 4f binding energy high component73.34 eV73.34 eVText
Exact Reported
4 · 3.1 · Fig. 3f
PC Pt(0) Pt 4f binding energy low component67.58 eV67.58 eVText
Exact Reported
4 · 3.1 · Fig. 3f
PC Pt(II) Pt 4f binding energy high component76.94 eV76.94 eVText
Exact Reported
4 · 3.1 · Fig. 3f
PC Pt(II) Pt 4f binding energy low component70.66 eV70.66 eVText
Exact Reported
4 · 3.1 · Fig. 3f