Tihamer Toth-Fejel - NASA's Institute for Advanced Concepts

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HierarchyBiologyHorseBrain andMusclesCellsOrganellesKCA SRSSelf-replicating System:UsefulSubsystems:Transporter, Assembler, and ControllerCells: Cubic devices with only threelimited degrees of freedomFacets: Symmetrical implementationComputerProcessorBus/Memory, ALU,and ControllerFinite StateMachines,Shift Registers,Adders, andMultiplexersProteins Parts: Inert, Simpler than higher levels NAND gatesGenesSelf-assembling Subparts:Wires, Transistors, actuator componentsTransistors, WiresMolecules Molecules Molecules
Original Approach: Feynmanmethod1. Start with trivial self-replication2. Move the complexity outof the environment andinto the SRS bydoubling parts count ofthe component (Trivial +1case)3. Reiterate
Page 2 and 3: Modeling Kinematic CellularAutomata
Page 4 and 5: Rationale: Why Self-Replication?•
Page 6 and 7: Rationale:Why Kinematic Cellular Au
Page 9 and 10: Benefit: ProgrammableMaterialsSimpl
Page 11 and 12: Project Goals• Characterize self-
Page 13 and 14: AccomplishmentsGoalsCharacterizeune
Page 15: Quantifying Difficulty of SRS Desig
Page 19 and 20: Refine Approach (by 180°)•We sho
Page 21 and 22: Subsystem RequirementsIf atoms are
Page 23 and 24: Assembler Subsystem(light blue prep
Page 25 and 26: Cell Design Requirements• Structu
Page 28 and 29: Unit Facets
Page 30 and 31: Parts: Structure, Sensors &Solenoid
Page 32 and 33: Position Sensor Simulation
Page 34 and 35: Facet Animation
Page 36 and 37: Conclusion and FutureNo roadblocks!
Page 38 and 39: Additional Material• Assumptions
Page 40 and 41: Previous and Related Work• Freita
Page 42 and 43: Previous Work: JosephFOR MORE INFO.
Page 44 and 45: Related Work:Chirikjian/Suthakorn
Page 46 and 47: Related Work: Freitas/MerkleKinemat
Page 48: Why Universal Constructors?RockAsse

Tihamer Toth-Fejel - NASA's Institute for Advanced Concepts

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