Diffraction Structure — Immobilization of N-(3-aminopropyl)-imidazole through MOFs in proton conductive membrane for elevated temperature anhydrous applications

Measurement evidence

Diffraction Structure

Immobilization of N-(3-aminopropyl)-imidazole through MOFs in proton conductive membrane for elevated temperature anhydrous applications · Wu B., Liang G., Lin X. et al. · Journal of Membrane Science · 2014 · 86-95

1 measurement group · 13 results

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

Powder X-ray diffraction, Rigaku Dmax, Cu-Kalpha radiation

X-ray diffraction and scattering

activated Fe-MIL-101-NH2 / pure MOFs · Powder

PXRD comparison of simulated Fe-MIL-101, pristine MOFs, MOFs>NAPI, CHCl3-washed MOFs>NAPI and membrane

Atmosphere: ambient
Geometry: powder/membrane PXRD
Context: pristine framework plus guest-loaded and membrane comparisons
Measurement source: p004 · 3.2 Powder-XRD · Fig. 4

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
larger cage internal free diameter	34 A	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis · Fig. 1
smaller cage internal free diameter	29 A	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis · Fig. 1
larger cage accessible pore volume	20,600 A3	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis · Fig. 1
smaller cage accessible pore volume	12,700 A3	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis · Fig. 1
reported framework formula	3D-{[Fe3(O)(BDC-NH2)3(OH)(H2O)2].pH2O}	—	—	Text Exact Reported	p002 · 2.2.1
NAPI imidazole-ring size length	4.3 x 3.7 A2	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis
NAPI imidazole-ring size width	4.3 x 3.7 A2	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis
PXRD restored after CHCl3 elution	pristine PXRD pattern fully restored after NAPI elution by CHCl3, even at 150 deg C	—	—	Text Rounded Reported	p005 · 3.2 Powder-XRD · Fig. 4
PXRD effect of NAPI loading	no obvious lower-angle reflections and decreased peak intensity	—	—	Text Qualitative	p005 · 3.2 Powder-XRD · Fig. 4
Fe-MIL-101-NH2 phase assignment	PXRD comparison confirms pure phase MOFs	—	—	Text Qualitative	p004 · 3.2 Powder-XRD · Fig. 4
framework retained after water and CHCl3	crystalline Fe-MIL-101-NH2 structure still there after immersing in water and CHCl3	—	—	Text Qualitative	p002 · SI 3 · Fig. S1
larger hexagonal-window free aperture	14.7 A of 16 A	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis · Fig. 1
pentagonal-window free opening	12 A	—	—	Text Rounded Reported	p004 · 3.1 Synthetic analysis · Fig. 1