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New PCINN model predicts SALD surface coverage with high accuracy

Researchers have developed a Physics-Chemistry-Informed Neural Network (PCINN) designed to predict surface coverage in spatial atomic layer deposition (SALD) with high accuracy and speed. This hybrid surrogate model achieves CFD-level accuracy in milliseconds, significantly outperforming traditional computational fluid dynamics methods for real-time applications. The PCINN architecture is designed to be interpretable, with a trainable chemistry layer integrated into the model, allowing for robust identification of kinetic parameters like adsorption and desorption energies. AI

IMPACT This model could accelerate the design and control of atomic layer deposition processes, enabling faster iteration and optimization in materials science and manufacturing.

RANK_REASON The cluster contains an academic paper detailing a new scientific model and its application. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.LG →

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New PCINN model predicts SALD surface coverage with high accuracy

COVERAGE [1]

  1. arXiv cs.LG TIER_1 English(EN) · Ning Hu, Chang Liu, Yunlei Jiang, Yuan Dong ·

    A Physics-Chemistry-Informed Neural Network (PCINN) for Real-Time Spatial-ALD Coverage Prediction and Reliable Kinetics Inversion

    arXiv:2608.00212v1 Announce Type: new Abstract: Spatial atomic layer deposition (SALD) is a leading atmospheric-pressure, high-throughput route to industrial ALD, but design and control are limited by the cost of predicting surface coverage: high-fidelity CFD is far too slow for …