Futurology

Original source :
Ultrahigh Specific Strength by Bayesian Optimization of Carbon Nanolattices
https://advanced.onlinelibrary.wiley.com/doi/10.1002/adma.202410651

Figure 1 caption :

Multi-objective Bayesian optimization for generative design of carbon nanolattices with high compressive stiffness and strength at low density. a) Illustration of process workflow. b) The top four MBO CFCC geometries with their 2D Bézier curves. c,d) FESEM images of CFCC MBO-3 and Standard CFCC of equivalent density.

.
Properties :
Specific strength : 2.03 MPa m³ kg^−1^
Density : ρ < 215 kg m^−3^

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My own comparative table 😋 :

Material	ρ Density (kg/m³)	R Strength (MPa)	R/ρ Specific Strength (MPa·m³/kg)
new Carb.	~200	400	2.03
Steel	7850	400	0.050
Aluminum	2700	300	0.11
Diamond	3500	...↓	... ↓
...compres.	3500	135000	38.6
... tensile	3500	90000	25.7