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10 Results Found

  • Article
  • Open Access
1,775 Views
17 Pages

31 October 2024

Logistics, as a significant field for achieving energy-saving and carbon reduction goals, is recognized as a crucial direction for realizing the global “double carbon” objective, while vehicle path optimization is an effective method for...

  • Article
  • Open Access
6 Citations
2,940 Views
15 Pages

17 February 2023

This paper studies the distribution of emergency relief for electric vehicles (EVs), which considers energy saving, multi-depot, and vehicle routing problems with time windows, and the named energy saving-oriented multi-depot vehicle routing problem...

  • Article
  • Open Access
24 Citations
4,662 Views
25 Pages

9 March 2022

In this study, we present and discuss a variant of the classical vehicle routing problem (VRP), namely the heterogeneous multitype fleet green automated guided vehicle (AGV) routing problem with time windows (HFGVRPTW) applied in the workshops of fle...

  • Article
  • Open Access
823 Views
19 Pages

11 November 2025

Air transportation has accelerated international trade, and the efficient use of cargo aircraft capacity supports logistics operations, reduces expenses, and benefits the environment. In this study, we formulate a mathematical programming model to so...

  • Article
  • Open Access
1 Citations
1,048 Views
22 Pages

14 August 2025

The Multi-load Automated Guided Vehicle (M-AGV) has emerged as a key enabling technology for intelligent and sustainable workshop logistics owing to its potential to enhance transportation efficiency and reduce system costs. To address the limitation...

  • Article
  • Open Access
11 Citations
3,334 Views
24 Pages

Vehicle Routing Optimization for Vaccine Distribution Considering Reducing Energy Consumption

  • Runfeng Yu,
  • Lifen Yun,
  • Chen Chen,
  • Yuanjie Tang,
  • Hongqiang Fan and
  • Yi Qin

9 January 2023

In recent years, the energy consumption of vehicles has gained widespread attention due to the increasing importance of energy and environmental issues. Coupled with the explosive demand for vaccines that has spawned the massive deployment of refrige...

  • Article
  • Open Access
7 Citations
2,809 Views
22 Pages

26 October 2022

Epilepsy is a neurological disorder that is characterized by transient and unexpected electrical disturbance of the brain. Seizure detection by electroencephalogram (EEG) is associated with the primary interest of the evaluation and auxiliary diagnos...

  • Article
  • Open Access
4 Citations
1,312 Views
15 Pages

Long-Tune Natural Logarithmic Wavelength Modulation Spectroscopy for Gas Sensing

  • Lijuan Lan,
  • Changsheng Zhang,
  • Yibo Wang,
  • Yu Xie,
  • Luheng Wang and
  • Chunhua Yang

19 November 2024

This article presents a gas sensing method based on long-tune natural logarithmic wavelength modulation spectroscopy (long-tune ln-WMS) and explores means to improve its accuracy. The long-tune spectrum can detect multiple gases with high precision....

  • Article
  • Open Access
2 Citations
3,434 Views
30 Pages

13 December 2024

In the distribution field, distribution costs and customer service satisfaction are extremely important issues for enterprises. However, both the Vehicle Routing Problem with Soft Time Windows (VRPSTW) and the Vehicle Routing Problem with Fuzzy Time...

  • Article
  • Open Access
18 Citations
5,074 Views
23 Pages

Modeling of Malachite Green Removal from Aqueous Solutions by Nanoscale Zerovalent Zinc Using Artificial Neural Network

  • Wenqian Ruan,
  • Xuedan Shi,
  • Jiwei Hu,
  • Yu Hou,
  • Mingyi Fan,
  • Rensheng Cao and
  • Xionghui Wei

21 December 2017

The commercially available nanoscale zerovalent zinc (nZVZ) was used as an adsorbent for the removal of malachite green (MG) from aqueous solutions. This material was characterized by X-ray diffraction and X-ray photoelectron spectroscopy. The advanc...