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In this work, a novel and model-based artificial neural network (ANN) training method is developed supported by optimal control theory. The method augments training labels in order to robustly guarantee training loss convergence and improve…

Optimization and Control · Mathematics 2023-03-17 Viktor Andersson , Balázs Varga , Vincent Szolnoky , Andreas Syrén , Rebecka Jörnsten , Balázs Kulcsár

Bioprocesses are often characterised by nonlinear and uncertain dynamics, posing particular challenges for model predictive control (MPC) algorithms due to their computational demands when applied to nonlinear systems. Recent advances in…

Optimization and Control · Mathematics 2025-02-05 Niels Krausch , Martin Doff-Sotta , Mark Cannon , Peter Neubauer , Mariano Nicolas Cruz Bournazou

Diffusion strategies have advanced visual motor control by progressively denoising high-dimensional action sequences, providing a promising method for robot manipulation. However, as task complexity increases, the success rate of existing…

Robotics · Computer Science 2026-01-21 Weize Xie , Yi Ding , Ying He , Leilei Wang , Binwen Bai , Zheyi Zhao , Chenyang Wang , F. Richard Yu

Chirality-selected single-walled carbon nanotubes (SWCNTs) ensure a great potential of building ~1 nm sized electronics. However, the reliable method for chirality-selected SWCNT is still pending. Here we present a theoretical study on the…

Mesoscale and Nanoscale Physics · Physics 2014-03-28 Ziwei Xu , Tianying Yan , Feng Ding

Single-walled carbon nanotubes exist in a variety of different geometries, so-called chiralities, that define their electronic properties. Chiral selectivity has been reported in catalytic chemical vapor deposition synthesis experiments,…

Mesoscale and Nanoscale Physics · Physics 2024-06-12 Georg Daniel Förster , Thomas D. Swinburne , Hua Jiang , Esko Kauppinen , Christophe Bichara

Through a careful modeling of interactions, collisions, and the catalytic behavior, one can obtain important information about the initial stage of growth of single-wall carbon nanotubes (SWCNTs), where a state-of-the-art semi-empirical…

Materials Science · Physics 2012-01-17 I. Chaudhuri , Ming Yu , C. S. Jayanthi , S. Y. Wu

To match the growing demand for bio-methane production, anaerobic digesters need to embrace the co-digestion of different feedstocks; in addition, to improve the techno-economic performance, an optimal and time-varying adaptation of the…

Systems and Control · Electrical Eng. & Systems 2026-01-06 Davide Carecci , Laurent Dewasme , Alessio La Bella , Gianni Ferretti , Alain Vande Wouwer

Understanding the role of cap structure during the nucleation and growth of single-walled carbon nanotubes (SWCNTs) is essential for achieving chirality-controlled synthesis. In this work, we propose a novel and intuitive algorithm to…

Materials Science · Physics 2025-11-06 Tianliang Feng , Ziwei Xu

Coiled Carbon Nanotubes (CCNTs) are increasingly set to become a vital factor in the new generation of nanodevices and energy-absorbing materials due to their outstanding properties. In the following work, the multi-objective optimization…

Materials Science · Physics 2021-03-16 Ehsan Shahini , Fazel Rangriz , Ali Karimi Taheri

Diffusion models have recently emerged as a powerful tool for planning. However, unlike Monte Carlo Tree Search (MCTS)-whose performance naturally improves with inference-time computation scaling-standard diffusion-based planners offer only…

Artificial Intelligence · Computer Science 2026-01-30 Jaesik Yoon , Hyeonseo Cho , Doojin Baek , Yoshua Bengio , Sungjin Ahn

We show that elongated nanowires can be grown on crystal surfaces by allowing large strained two-dimensional islands to desorb by varying the adatom supersaturation or chemical potential. The width of the wires formed in this process is…

Materials Science · Physics 2009-11-10 V. B. Shenoy

In this paper, we investigate a decentralized control problem with nested subsystems, which is a general model for one-directional communication amongst many subsystems. The noises in our dynamics are modelled as uncertain variables which…

Optimization and Control · Mathematics 2022-06-14 Aditya Dave , Nishanth Venkatesh , Andreas A. Malikopoulos

This paper proposes a new convex model predictive control strategy for dynamic optimal power flow between battery energy storage systems distributed in an AC microgrid. The proposed control strategy uses a new problem formulation, based on…

Systems and Control · Computer Science 2017-05-16 Thomas Morstyn , Branislav Hredzak , Ricardo P. Aguilera , Vassilios G. Agelidis

Nanometer thin single-walled carbon nanotube (CNT) films collected from the aerosol chemical deposition reactors have gathered attention for their promising applications. Densification of these pristine films provides an important way to…

A climate mitigation comprehensive solution is presented through the first high yield, low energy synthesis of macroscopic length carbon nanotubes (CNT) wool from CO2 by molten carbonate electrolysis, suitable for weaving into carbon…

Materials Science · Physics 2017-05-26 Marcus Johnson , Jiawen Ren , Matthew Lefler , Gad Licht , Juan Vicini , Stuart Licht

The equilibrium density of fluids under nanoconfinement can differ substantially from their bulk density. Using a mean-field approach to describe the energetic landscape near the carbon nanotube (CNT) wall, we obtain analytical results…

Fluid Dynamics · Physics 2015-06-11 Gerald J. Wang , Nicolas G. Hadjiconstantinou

Controllable layout generation aims at synthesizing plausible arrangement of element bounding boxes with optional constraints, such as type or position of a specific element. In this work, we try to solve a broad range of layout generation…

Computer Vision and Pattern Recognition · Computer Science 2023-03-15 Naoto Inoue , Kotaro Kikuchi , Edgar Simo-Serra , Mayu Otani , Kota Yamaguchi

The current study presents the natural vibrations of single-walled carbon nanotubes (SWCNTs) using the nonlocal theory of elasticity. The study will help to develop nanodevices. The study focuses on the natural vibrations of curved or…

Dynamical Systems · Mathematics 2023-08-08 Shahid Mubasshar

MD simulations based on an empirical potential energy surface were used to study the nucleation of bamboo-like carbon nanotubes (BCNTs). The simulations reveal that inner walls of the bamboo structure start to nucleate at the junction…

Materials Science · Physics 2009-11-11 Feng Ding , Kim Bolton , Arne Rosen

The mechanisms controlling the growth rate and composition of epitaxial CdTe and CdZnTe films were studied. The films were grown by isothermal closed space configuration technique. A GaAs 100 substrate was exposed sequentially to the…

Applied Physics · Physics 2019-10-09 E. M. Larramendi , O. de Melo , M. Hernández Vélez , M. C. Tamargo