Needs reviewLiterature-derived experiment

29 Si CP/MAS NMR spectroscopy

spectroscopy linked to Experiment, with source literature and related extracted records kept visible.

100%

Confidence

Literature sources

Linked simulants

Linked properties

Record profile

Measurement type

spectroscopy

Application

Experiment

Primary source

Composition-property relationships of BP-1 lunar regolith simulant geopolymers for in-situ resource utilization

Review state

needs review

Linked simulants

JSC-1Asubject_of_studyNeeds review LHS-1Simulant mentioned in extracted literature tagsNeeds review MLS-1Simulant mentioned in extracted literature tagsNeeds review DNA-1Simulant mentioned in extracted literature tagsNeeds review

Related properties

Compressive strengthmeasured by compression testing100%Chemical compositionanalyzed by SEM-EDS100%density2.88 kg cm 3100%Particle size distributionDv (10) = 6 m; Dv (50) = 131 m; Dv (90) = 432 m100%Viscosityadjusted via clay mineral content100%

Evidence snippets

29 Si CP/MAS NMR spectra were acquired at 12 kHz with 7 ms CP contact time and a pulse delay of 3 s.

Fig. 16. 29 Si CP/MAS NMR spectra for geopolymers formed from 60 wt % H 2 O activating solutions: (A) 0.3Si/ (60 H 2 O), (B) 0.4Si/ (60 H 2 O), (C) 0.5Si/ (60 H 2 O), and (D) 0.6Si/ (60 H 2 O).