EAC-1A | Lunar Simulant Atlas

Geomechanical

Strength, friction, shear, hardness, rheology, repose angle, fracture, and impact behavior.

4 measured2 sources

Angle of repose 1cohesion 1Friction angle 1Melt viscosity 1

cohesionlower than JSC-1A, and much lower than reported for FJS-11 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Angle of reposemeasured as static or dynamic repose angle1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Physical

Density, porosity, thermal behavior, surface area, friability, and permeability.

21 measured6 sources

density 2Thermal transition behavior 2absorptivity 1absorptivity decrease 1Bulk density 1Hemi-sphere temperature (HT) in air 1laser intensity 1melting temperature 1Permeability 1Sintering response 1sintering temperature 1temperature range 1thermal shielding effect 1Thermal transitions 1

density2.88 kg cm 31 source for this simulantLaser processing of lunar regolith simulants for beneficiation and metal extraction

density2.34 kg cm 31 source for this simulantLaser processing of lunar regolith simulants for beneficiation and metal extraction

density2.18 kg cm 31 source for this simulantLaser processing of lunar regolith simulants for beneficiation and metal extraction

laser intensity76 MW/m²1 source for this simulantLaser processing of lunar regolith simulants for beneficiation and metal extraction

Sintering responsetested across different sintering temperatures1 source for this simulantLaser processing of lunar regolith simulants for beneficiation and metal extraction

density1.72 g/cm³1 source for this simulantElectromagnetic Characterization of EAC-1A and JSC-2A Lunar Regolith Simulants

Permeabilitymeasured as gas or fluid flow through a regolith bed1 source for this simulantElectromagnetic Characterization of EAC-1A and JSC-2A Lunar Regolith Simulants

Thermal transitions1160 C (endothermic), 1080 C (exothermic)1 source for this simulantMaterial aspects of sintering of EAC-1A lunar regolith simulant

sintering temperatureinvestigated1 source for this simulantMaterial aspects of sintering of EAC-1A lunar regolith simulant

melting temperatureinvestigated1 source for this simulantMaterial aspects of sintering of EAC-1A lunar regolith simulant

Hemi-sphere temperature (HT) in air12001 source for this simulantMaterial aspects of sintering of EAC-1A lunar regolith simulant

Bulk density1.45 g/cm³1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Bulk density1.56 g/cm³1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Bulk density1.44 g/cm³1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Bulk density1.27 g/cm³1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Bulk density1.54 g/cm³1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Thermal transition behavioranalyzed by differential scanning calorimetry (DSC)2 sources for this simulantEAC-1A: A novel large-volume lunar regolith simulant Viscosity and glass formation behavior of lunar regolith simulants

thermal shielding effectgrains of EAC - 1A act as thermal shields1 source for this simulantThermal absorptivity of a metallic surface contaminated by EAC-1A regolith simulant

absorptivityup to thirty times1 source for this simulantThermal absorptivity of a metallic surface contaminated by EAC-1A regolith simulant

temperature range20 K to 280 K1 source for this simulantThermal absorptivity of a metallic surface contaminated by EAC-1A regolith simulant

absorptivity decreasegradual decrease1 source for this simulantThermal absorptivity of a metallic surface contaminated by EAC-1A regolith simulant

Grain specific

Grain size, distribution, shape, magnetic grain behavior, and electrostatic charging.

4 measured1 source

grain size 1Grain size distribution 1Median grain size 1

Grain size distributionpoor sorting grade, silty sand1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Median grain size6.47 (~11 m)1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

grain size distributionwithin the bulk range of the grain size of the Apollo samples1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

grain sizesmall1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Chemical

Glass composition, bulk chemistry, oxide chemistry, volatile minerals, and surface reactivity.

3 measured3 sources

KI intensity 1Mineralogy 1phase composition 1

KI intensity7% increase in EAC-1A compared to JSC-2A1 source for this simulantLaser processing of lunar regolith simulants for beneficiation and metal extraction

phase compositionforsterite, plagioclase, diopside/augite, biotite1 source for this simulantMaterial aspects of sintering of EAC-1A lunar regolith simulant

Mineralogycharacterized by XRD1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

Mineralogical

Mineralogical composition, modal mineralogy, grain-size dependent mineralogy, and soil texture.

0 measured0 sources

No measurements yet

Multicategory

Cross-cutting lunar soil features such as solar particles and agglutinates with nanophase iron.

0 measured0 sources

No measurements yet

Other

Extracted properties that do not clearly fit the workshop categories yet.

9 measured4 sources

water content 2availability 1cost 1dielectric loss tangent 1Particle morphology 1Permittivity 1sphericity 1total hemispherical absorptivity 1

Permittivity0.0432 f + 4.03971 source for this simulantElectromagnetic Characterization of EAC-1A and JSC-2A Lunar Regolith Simulants

dielectric loss tangentnot specified1 source for this simulantElectromagnetic Characterization of EAC-1A and JSC-2A Lunar Regolith Simulants

water content1%1 source for this simulantElectromagnetic Characterization of EAC-1A and JSC-2A Lunar Regolith Simulants

water contentdetermined by Karl-Fischer titration technique1 source for this simulantMaterial aspects of sintering of EAC-1A lunar regolith simulant

Particle morphologyimaged by SEM1 source for this simulantMaterial aspects of sintering of EAC-1A lunar regolith simulant

sphericitydoes not show any sphericity trends1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

costlow1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

availabilityhigh1 source for this simulantEAC-1A: A novel large-volume lunar regolith simulant

total hemispherical absorptivityincreased by up to thirty times1 source for this simulantThermal absorptivity of a metallic surface contaminated by EAC-1A regolith simulant