Archives - Page 2

• Continuous analytical elasticity solutions for arbitrary cross-sections and combined loads

  Thad Morton

  DOI: https://doi.org/10.31224/8167

  • Elasticity
  • SE(3) elasticity theory
  • Stiffness matrix

  Downloads: 13 - Submitted 2026-09-05 - Posted 2026-09-08

  • PDF

• Sustainable Drainage Systems and Groundwater Quality in Freetown, Sierra Leone

  Talat Kemal Satilmisoglu

  DOI: https://doi.org/10.31224/8034

  • stormwater
  • Stormwater Drainage Systems
  • Stormwater drainage
  • Stormwater management
  • sustainable urban stormwater management

  Downloads: 13 - Submitted 2026-09-04 - Posted 2026-09-08

  • PDF

• Dual-Array Variable Mechanical Advantage Transmissions with Guide-Load Balancing for Mechanical Launchers

  Rami Mahdi

  DOI: https://doi.org/10.31224/8171

  • Variable mechanical advantage transmission
  • Rope-and-pulley
  • Mechanical transmission
  • RopeComb
  • Impedance matching
  • Mechanical launcher
  • Catapult
  • Assisted launch
  • Peak-to-mean force
  • trebuchet

  Downloads: 19 - Submitted 2026-09-05 - Posted 2026-09-06

  • PDF

• Dissolved Gas Analysis-Based Power Transformer Fault Diagnosis Using Random Forest A Comparative Evaluation Against K-Nearest Neighbors, Support Vector Machine, and Artificial Neural Network Classifiers

  Adu-Gyamfi Kwadwo

  DOI: https://doi.org/10.31224/8150

  • Dissolved Gas Analysis
  • Power Transformers
  • Random Forest
  • Fault Diagnosis
  • Machine Learning
  • Domain Generalization
  • Predictive Maintenance

  Downloads: 27 - Submitted 2026-09-02 - Posted 2026-09-06

  • PDF

• Edge-AI Predictive Monitoring for Vaccine Refrigeration in Rural Ghanaian Health Clinics A Combined Edge AI, Embedded Systems, and IoT Approach to Cold-Chain Integrity and Predictive Fault Detection

  Adu-Gyamfi Kwadwo

  DOI: https://doi.org/10.31224/8149

  • Edge AI
  • Predictive Maintenance
  • IoT
  • cold chain
  • ESP32
  • Embedded Systems
  • Anomaly Detection

  Downloads: 25 - Submitted 2026-09-02 - Posted 2026-09-06

  • PDF

• The Study of the Optical Characteristics of Materials for the Construction of Organic/Inorganic Solar Cells Using UV -VIS Spectroscopy

  Ejikeme Ezo Igbokwe, Samuel Chigozie Akoma, Tochukwu Ebere Esihe

  DOI: https://doi.org/10.31224/8157

  • Organic photovoltaics
  • PCMB-P3HT
  • thin film
  • ZnO
  • UV-vis Spectroscopy

  Downloads: 0 - Submitted 2026-09-03 - Posted 2026-09-06

  • PDF

• A numerical procedure based on the fourth order Runge-Kutta method for two point boundary value ordinary differential equation (ODE) systems with applications to a model in flight mechanics

  Fabio Botelho

  DOI: https://doi.org/10.31224/8168

  Downloads: 16 - Submitted 2026-09-05 - Posted 2026-09-06

  • PDF

• Causal Data Tiers for World-Action Models A Survey of Egocentric Data, Model Design, and Evaluation

  Benjamin Tay, Jaymari Chua

  DOI: https://doi.org/10.31224/8158

  Downloads: 15 - Submitted 2026-09-03 - Posted 2026-09-06

  • PDF

• Tanque.NSR10: Computational Analysis and Design of Reinforced-Concrete Rectangular Liquid-Retaining Tanks under the Colombian Code NSR-10 and ACI 350.3

  Mauricio Victoria

  DOI: https://doi.org/10.31224/8148

  • reinforced concrete
  • liquid-retaining tanks
  • rectangular tanks
  • NSR-10
  • ACI 350.3
  • seismic design
  • Housner method
  • computational tool
  • Colombia

  Downloads: 26 - Submitted 2026-09-02 - Posted 2026-09-06

  • PDF

• SeaCausal-FL: Federated Fuzzy Causal Learning for Maritime IoT Fault Diagnosis and Counterfactual Reasoning

  Yuhang Qiu, Haihan Zhu, Koteeswaran Seerangan, Longsheng Zhu, Xiong Wang, Yijun Lu, Zheng Lin, Fangmin Ren, Jialiang Xie

  DOI: https://doi.org/10.31224/8169

  Downloads: 22 - Submitted 2026-09-05 - Posted 2026-09-06

  • PDF

• A 3.7-V 100-mA Dual-Loop CC/CV Lithium-Ion Battery Charger With Programmable Current Regulation and Voltage Buffer

  Rafay Shah

  DOI: https://doi.org/10.31224/8165

  • Constant Current
  • Feedback
  • Reference Voltage
  • Programmable Current Source
  • Constant Voltage
  • Error Amplifier
  • CC/CV Charging

  Downloads: 10 - Submitted 2026-09-05 - Posted 2026-09-06

  • PDF

• Gamma radiation background rate values in the West Sector of the Recinto Universitario Rubén Darío of UNAN-Managua, Nicaragua

  Jorge Luis Gómez Tórrez

  DOI: https://doi.org/10.31224/8156

  • Environmental dose
  • educational model
  • solar activity
  • geological fault
  • environmental dose

  Downloads: 0 - Submitted 2026-09-03 - Posted 2026-09-06

  • PDF

• Physics Informed Neural Networks for Real Time 3D Flow Field and Emission Prediction in Lean Hydrogen Swirl Combustors

  Prashant Suresh Kamble, Avinash Jha

  DOI: https://doi.org/10.31224/8153

  • Physics-Informed Neural Network (PINN)
  • Hydrogen Combustion
  • Swirl-stabilized flame
  • Computational Fluid Dynamics (CFD
  • Turbulence Model
  • NOx Emissions

  Downloads: 33 - Submitted 2026-09-02 - Posted 2026-09-06

  • PDF

• A Self-Contained, Multigrid-Accelerated Topology Optimization Add-on for Blender

  Philip Grünenfelder

  DOI: https://doi.org/10.31224/8045

  • Topology Optimization
  • SIMP
  • Matrix-free Finite Element Method
  • Geometric Multigrid Preconditioner
  • Voxelization

  Downloads: 47 - Submitted 2026-08-22 - Posted 2026-09-06 - Versions: 2

  • PDF

• Exploring the Initial Performance of NB-IoT NTN over GEO: Measurement and Analysis

  Xiong Wang, Yumin Du, Bin Gu, Zheng Lin, Xiaoyang Li, Yi Gong, Wei Gong, Linghe Kong

  DOI: https://doi.org/10.31224/8170

  Downloads: 17 - Submitted 2026-09-05 - Posted 2026-09-06

  • PDF

• Network Technologies for Heterogeneous and Converged Connectivity: A Comparative Survey

  Niha Naineni

  DOI: https://doi.org/10.31224/8154

  • Computer Networking
  • 4G/5G Networks
  • software-defined networking

  Downloads: 30 - Submitted 2026-09-02 - Posted 2026-09-06

  • PDF

• An Analysis of Muscle Co-contraction Strategies Using Dynamic Optimization and Electromyography While Walking on Uneven Surfaces

  Banin Al-Shimari, Vivian Nguyen, Marco Perizzolo, Sarah Manske, Ranita Manocha, William Brent Edwards, Michael Asmussen

  DOI: https://doi.org/10.31224/8163

  • Biomechanics
  • Gait
  • Musculoskeletal modeling
  • Electromyography
  • Stability

  Downloads: 14 - Submitted 2026-09-04 - Posted 2026-09-06

  • PDF

• Heterogeneous Dual-Source Fuel-Cell Powertrain for Battery-Free Electric Aircraft: A Feasibility Simulation Study

  Mehdi Seddiq

  DOI: https://doi.org/10.31224/8155

  • battery-free propulsion
  • electric aircraft propulsion
  • multi-stack fuel cell systems
  • power management
  • proton exchange membrane fuel cells
  • transient response

  Downloads: 28 - Submitted 2026-09-03 - Posted 2026-09-06

  • PDF

• NPMCL: A Mechanistic Framework for Non-Parametric Continual Learning through Meta-Ability Cultivation

  Zhiqiang Gan

  DOI: https://doi.org/10.31224/6634

  • Non-Parametric Meta Continual Learning (NPMCL)
  • Knowledge Compression-Decompression
  • Prior Suppression

  Downloads: 433 - Submitted 2026-03-12 - Posted 2026-09-04 - Versions: 8

  • PDF

• Large-Scale UAV Swarm Coordination for Sensing and Communication: A Spatiotemporal Perspective

  Jirong Zha, Jiyuan Ren, Yuhan Cheng, Shiquan Yu, Geng Chen, Zuxin Li, Yanggang Xu, Zijian Xiao, Fan Dang, Yuqing Tang, Wei Ma, Guan Wang, Susu Xu, Xinlei Chen

  DOI: https://doi.org/10.31224/6843

  Downloads: 922 - Submitted 2026-04-15 - Posted 2026-09-04 - Versions: 3

  • PDF

• CoG-MeM: A Cognitive-Behavior-Inspired and Logic-Aligned Design for Memory Encoding, Retrieval, and Synthesis

  Zhiqiang Gan

  DOI: https://doi.org/10.31224/6547

  • Large Language Models
  • Memory
  • Continue Learning

  Downloads: 343 - Submitted 2026-03-02 - Posted 2026-09-04 - Versions: 7

  • PDF

• Auditing Operating-Condition Normalization in C-MAPSS Remaining Useful Life Evaluation

  Aaditya Gupta

  DOI: https://doi.org/10.31224/8145

  • Remaining useful life
  • C-MAPSS
  • Prognostics and health management
  • Predictive maintenance
  • Operating-condition normalization
  • Evaluation protocol
  • Reproducibility
  • Turbofan engine
  • Machine learning
  • Benchmark auditing

  Downloads: 30 - Submitted 2026-09-02 - Posted 2026-09-04

  • PDF

• Objective generalized covariant derivative with respect to time in time-varying curvilinear coordinates

  Tianyi Zhou, Yajun Yin, Zhimo Jian

  DOI: https://doi.org/10.31224/8144

  • tensor analysis
  • objectivity
  • generalized covariance
  • objective covariant derivative with respect to time
  • space-time

  Downloads: 25 - Submitted 2026-09-01 - Posted 2026-09-04

  • PDF

• Tunable Gamma-Rays in a Thermal Fission Environment for Microelectronics Testing

  Matthew Niichel, Stylianos Chatzidakis

  DOI: https://doi.org/10.31224/6838

  • neutron fluence
  • Dose
  • Gamma ray
  • MCNP
  • Reactor
  • microelectronics

  Downloads: 173 - Submitted 2026-04-15 - Posted 2026-09-04 - Versions: 2

  • PDF

• The Illusion of Detection: Why Machine Learning Can Overestimate Mental Disorder Recognition from Audio

  Sia Sha, Pamela Qualter, Yongchao Huang, Nina Shahrizad, Dario Krpan, Matteo Galizzi

  DOI: https://doi.org/10.31224/8100

  • Applied Machine Learning

  Downloads: 54 - Submitted 2026-08-28 - Posted 2026-09-04 - Versions: 2

  • PDF