Porosity — A comparative study of honeycomb-like 2D π-conjugated metal-organic framework chemiresistors: conductivity and channels

Measurement evidence

Porosity

A comparative study of honeycomb-like 2D π-conjugated metal-organic framework chemiresistors: conductivity and channels · Yao M.-S., Wang P., Gu Y.-F. et al. · Dalton Transactions · 2021 · 13236-13245

2 measurement groups · 7 results

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

N2 sorption, BET surface-area analysis

Gas sorption and porosity

Cu-HITP powders · Powder

N2 sorption isotherms measured at 77 K; BET analysis with BEL-mini X surface area analyser.

Temperature: 77
Atmosphere: N2
Context: pristine powders/nanostructures
Measurement source: p004-p006; article pages 13238-13240 · Results and discussion; Characterization · Fig. 4 and Table 1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Cu-HHTP NRs BET surface area	491.8 m2 g-1	—	—	Table Exact Reported	p006; article page 13240 · Results and discussion · Table 1
Cu-HHTP NSs BET surface area	473.3 m2 g-1 in text; 473.2 m2 g-1 in Table 1	—	text/table differ by 0.1 m2 g-1	Text Rounded Reported	p005; article page 13239 · Results and discussion · Fig. 4 and Table 1
Cu-HHTP-THQ BET surface area	429.2 m2 g-1	—	—	Table Exact Reported	p006; article page 13240 · Results and discussion · Table 1
Cu-HITP BET surface areaMarked as a best value within this paper	547.4 m2 g-1	—	—	Table Exact Reported	p006; article page 13240 · Results and discussion · Table 1
Cu-THQ BET surface area	136.1 m2 g-1	—	—	Table Exact Reported	p006; article page 13240 · Results and discussion · Table 1

Pore size distribution from N2 sorption using BJH and HK methods

Gas sorption and porosity

Cu3(HHTP)(THQ) nanowires · Powder

Mesoporosity by BJH and microporosity by HK from N2 sorption at 77 K.

Temperature: 77
Atmosphere: N2
Context: CuO4-node cMOF comparison
Measurement source: p007; article page 13241 · Results and discussion · Fig. 7b,c

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Cu-THQ mesoporosity distribution	nearly non-mesoporous	—	—	Qualitative Qualitative	p007; article page 13241 · Results and discussion · Fig. 7b
Microporosity trend for larger-lattice cMOFs	broader distribution covering larger micropores for cMOFs with larger lattices	—	—	Qualitative Qualitative	p007; article page 13241 · Results and discussion · Fig. 7c