Video 1: Melting upon cooling of F127
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Video 2: Rapid volumetric additive manufacturing (dual-cross-linking)
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Video 3: Solid state volumetric additive manufacturing via dual-beam cross-linking (animation)
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Video 4: Right after cross-linking (a Z-shaped mask was used for one-time cross-linking) at room temperature
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Video 5: Elasticity of cross-linked hydrogel (one-time cross-linked)
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Video 6: Cooling-responsive shape memory effect (Test I and Test I’: straightened S-shaped sample in cold water; Test II: pre-stretched strip atop dry ice pad)
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Most thermal gels (melting upon heating/cooling) are the right material for rapid volumetric additive manufacturing in solid state
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