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- ArticleJuly 2024
Parallel Self-assembly for Modular Robots Using Deep Reinforcement Learning
AbstractModular robots can adapt to different tasks by assembling into various configurations. Parallely executing the self-assembly process can significantly enhance its efficiency. However, the implementation of parallel assembly presents challenges, as ...
- research-articleApril 2024
Self-replication via tile self-assembly
Natural Computing: an international journal (NATC), Volume 23, Issue 3Pages 497–530https://doi.org/10.1007/s11047-023-09971-0AbstractIn this paper we present a model containing modifications to the Signal-passing Tile Assembly Model (STAM), a tile-based self-assembly model whose tiles are capable of activating and deactivating glues based on the binding of other glues. These ...
- research-articleDecember 2023
Building squares with optimal state complexity in restricted active self-assembly
- Robert M. Alaniz,
- David Caballero,
- Sonya C. Cirlos,
- Timothy Gomez,
- Elise Grizzell,
- Andrew Rodriguez,
- Robert Schweller,
- Armando Tenorio,
- Tim Wylie
Journal of Computer and System Sciences (JCSS), Volume 138, Issue Chttps://doi.org/10.1016/j.jcss.2023.103462AbstractTile Automata is a recently defined model of self-assembly that borrows many concepts from cellular automata to create active self-assembling systems where changes may be occurring within an assembly without requiring attachment. This ...
- research-articleSeptember 2023
Complexity of verification in self-assembly with prebuilt assemblies
Journal of Computer and System Sciences (JCSS), Volume 136, Issue CPages 1–16https://doi.org/10.1016/j.jcss.2023.03.002AbstractWe analyze the complexity of two fundamental verification problems within a generalization of the two-handed tile self-assembly model (2HAM) where initial system assemblies are not restricted to be singleton tiles, but may be larger ...
- research-articleApril 2023
Design of a Decentralized Strategy for Layered Self-Assembly of 3D Structures Using Robotic Blocks
Journal of Intelligent and Robotic Systems (JIRS), Volume 107, Issue 4https://doi.org/10.1007/s10846-023-01825-2AbstractIn self-assembly tasks, local interactions between robotic structure parts induce a collective behaviour that guides the robots to assume a desired shape. In this work, we propose a self-assembly strategy for building three-dimensional structures ...
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- research-articleFebruary 2023
- research-articleDecember 2022
Predicting Supramolecular Structure from the Statistics of Individual Molecular Events
Mobile Networks and Applications (MNET), Volume 28, Issue 2Pages 491–498https://doi.org/10.1007/s11036-022-02057-8AbstractAs manipulating the self-assembly of supramolecular and nanoscale constructs at the single-molecule level increasingly becomes the norm, new theoretical scaffolds must be erected to replace the thermodynamic and kinetics based models used to ...
- ArticleAugust 2022
Computational Universality and Efficiency in Morphogenetic Systems
AbstractThe topic of computational universality and efficiency of various types of abstract machines is still subject of intensive research. Besides many crucial open theoretical problems, there are also numerous potential applications, e.g., in ...
- research-articleJuly 2022
Morphogenetic computing: computability and complexity results
Natural Computing: an international journal (NATC), Volume 22, Issue 1Pages 161–170https://doi.org/10.1007/s11047-022-09899-xAbstractA morphogenetic (M) system is an abstract computational model combining properties of membrane (P) systems, such as computing via abstract particles in separate compartments regulating their workflow, with algorithmic self-assembly generalizing ...
- research-articleApril 2022
Improved PDMS mold fabrication by direct etch with nanosphere self-assembly mask for Soft UV-NIL subwavelength metasurfaces fabrication
AbstractWith the increased relevance of metasurface for optical applications, a fabrication method that allows for both large surface and 100 nm range dimensions at a low cost is required for their development. Due to its high throughput and ...
Graphical abstractDisplay Omitted
Highlights- Large area self-assembled monolayer of polystyrene nanoparticles used as etching mask.
- research-articleDecember 2021
Impossibility of strict assembly of infinite fractals by oritatami
Natural Computing: an international journal (NATC), Volume 20, Issue 4Pages 691–701https://doi.org/10.1007/s11047-021-09868-wAbstractRNA cotranscriptional folding is the phenomenon in which an RNA transcript folds upon itself while being synthesized out of a gene. The oritatami system is a computation model of this phenomenon, which lets its sequence (transcript) of beads (...
- research-articleDecember 2021
Self-healing turing-universal computation in morphogenetic systems
Natural Computing: an international journal (NATC), Volume 20, Issue 4Pages 739–750https://doi.org/10.1007/s11047-021-09860-4AbstractA morphogenetic system (M system) is an abstract computational model inspired by characteristic properties of morphogenetic phenomena such as controlled growth, self-reproduction, homeostasis and self-healing in living systems. Besides selected ...
- ArticleAugust 2021
Investigation Methods of Dehydrated Protein Films for Biomolecular Electronics
Internet of Things, Smart Spaces, and Next Generation Networks and SystemsPages 310–320https://doi.org/10.1007/978-3-030-97777-1_26AbstractThis work is devoted to the study of biomolecular films for the development of biomolecular electronics functional devices. It is shown that the properties of biomolecular films indicate the formation of spatial structures in dry films. ...
- research-articleJuly 2021
A novel multi-agent model for chemical self-assembly
Automatica (Journal of IFAC) (AJIF), Volume 129, Issue Chttps://doi.org/10.1016/j.automatica.2021.109563AbstractChemical self-assembly has been considered one of the most important scientific problems in the 21st century; however, because the process of self-assembly is very complex, there is currently little mathematic theory describing it. ...
- research-articleJune 2021
SAPdb: A database of short peptides and the corresponding nanostructures formed by self-assembly
Computers in Biology and Medicine (CBIM), Volume 133, Issue Chttps://doi.org/10.1016/j.compbiomed.2021.104391AbstractNanostructures generated by self-assembly of peptides yield nanomaterials that have many therapeutic applications, including drug delivery and biomedical engineering, due to their low cytotoxicity and higher uptake by targeted cells owing to ...
Highlights- SAPdb maintains 1049 experimentally-validated small peptides forming nanostructures.
- It holds a total of 328 tripeptides and 701 dipeptides.
- It provides comprehensive information for each peptide.
- Key information includes ...
- research-articleFebruary 2021
Covert Computation in Self-Assembled Circuits
AbstractTraditionally, computation within self-assembly models is hard to conceal because the self-assembly process generates a crystalline assembly whose computational history is inherently part of the structure itself. With no way to remove information ...
- ArticleAugust 2020
Self-assembled Biomolecular Films as a New Material for Nano-Telecommunication Devices
Internet of Things, Smart Spaces, and Next Generation Networks and SystemsPages 384–393https://doi.org/10.1007/978-3-030-65729-1_34AbstractThe advances made in telecommunication technologies imply that new functional materials are developed for the components used in advanced electronics. Creating biomolecular films with certain impedance characteristics for telecommunication devices ...
- research-articleJune 2020
The program-size complexity of self-assembled paths
STOC 2020: Proceedings of the 52nd Annual ACM SIGACT Symposium on Theory of ComputingPages 727–737https://doi.org/10.1145/3357713.3384263We prove a Pumping Lemma for the noncooperative abstract Tile Assembly Model, a model central to the theory of algorithmic self-assembly since the beginning of the field. This theory suggests, and our result proves, that small differences in the nature ...
- research-articleJune 2020
Hierarchical growth is necessary and (sometimes) sufficient to self-assemble discrete self-similar fractals
Natural Computing: an international journal (NATC), Volume 19, Issue 2Pages 357–374https://doi.org/10.1007/s11047-019-09777-zAbstractIn this paper, we prove that in the abstract Tile Assembly Model (aTAM), an accretion-based model which only allows for a single tile to attach to a growing assembly at each step, there are no tile assembly systems capable of self-assembling the ...