Sustainability Research Reveals New Findings on Laser-Induced Graphene Formation on Wood-Based Substrates

Strategic Insights -

Recent research from Pusan National University has shed light on the potential of wood-based substrates in the production of laser-induced graphene (LIG). The study, funded by the Korean Government and the Korea Basic Science Institute, has demonstrated the feasibility of using these environmentally friendly materials in the synthesis of LIG. The research has also developed a novel framework for optimizing LIG synthesis under various laser processing conditions, which could have significant implications for applications in energy storage devices, high-sensitivity sensors, and advanced catalytic materials.

Key Takeaways:

  • The study highlights the potential of wood-based substrates as environmentally friendly alternatives to traditional polymers in the production of LIG.
  • The use of machine learning (ML) models, including long short-term memory (LSTM) networks, support vector regression (SVR), and multilayer perceptrons (MLP), has been shown to significantly reduce the computational time required for molecular dynamics (MD) simulations.
  • The ML-based predictions have established a substantial correlation between the temperature and LIG formation extent, providing an efficient framework for optimizing LIG synthesis from wood-based materials.
  • The research has concluded that this framework has potential applications in energy storage devices, high-sensitivity sensors, and advanced catalytic materials.
  • The study has been published in the journal Scientific Reports and is available online at https://doi-org.sdpl.idm.oclc.org/10.1038/s41598-025-15945-2.
  • The authors of the study include Cheol Hwan Kim, Jae Hyuk Kim, Sung-Yeob Jeong, and Bo Sung Shin.

Statistics:

  • 90% data explanatory power (R2 values) was achieved by each ML model implemented in the study.
  • Computational time was significantly reduced compared to the MD simulations, making the processing of LIG formation from wood-based materials more efficient.
  • The laser-induced graphene formation on wood-based materials was validated through a comparative analysis with atomic-scale characterization results.

Sources:

  • Atomistic and data-driven modeling of laser-induced graphene formation on sustainable polymer substrates. Scientific Reports, 2025,15(1):1-14.
  • https://doi-org.sdpl.idm.oclc.org/10.1038/s41598-025-15945-2.