AIラボアシスタントが材料特性を数秒で予測(AI lab assistant predicts material properties in seconds)

2025-09-19 ジョンズ・ホプキンス大学

Web要約 の発言:

ジョンズ・ホプキンス大学の材料科学教授カマル・チョウダリー氏は、材料科学分野に特化したAI「ChatGPT Materials Explorer(CME)」を開発した。CMEは物性データベースや物理モデルに基づき、材料特性を秒単位で予測し、関連論文を検索・整理、さらには研究執筆支援も行える。従来のChatGPTのように「幻覚」による誤回答を避け、信頼できる出力を提供する点が特徴。開発動機は超伝導体研究で一般的な生成AIが誤答を返した経験にある。CMEは次世代電池や高強度合金の探索など材料開発の加速を可能にし、論文は『Integrating Materials and Manufacturing Innovation』に掲載された。

<関連情報>

ChatGPTマテリアルエクスプローラー:材料科学アプリケーション向けカスタムGPTアシスタントの設計と実装 ChatGPT Material Explorer: Design and Implementation of a Custom GPT Assistant for Materials Science Applications

Kamal Choudhary
Integrating Materials and Manufacturing Innovation  Published:09 July 2025
DOI:https://doi.org/10.1007/s40192-025-00410-9

AIラボアシスタントが材料特性を数秒で予測(AI lab assistant predicts material properties in seconds)

Abstract

Custom generative pre-trained transformers (GPTs) are transforming domain-specific problem-solving across scientific fields. However, materials science lacks a dedicated, accessible GPT-based assistant tailored to its unique challenges. To address this gap, I present ChatGPT Material Explorer 1.0 (CME), a custom GPT that integrates large language models with graph neural networks (GNN) models and other domain-specific APIs to enhance materials design workflows. The assistant offers core functionalities such as: (1) intelligent exploration of molecular and materials databases, (2) GNN-driven prediction of materials properties, (3) efficiently searching arXiv for papers, and (4) interactive, conversational support for scientific analysis and writing. I evaluate its performance against general-purpose models such as OpenAI GPT-4o highlighting its superior ability to retrieve accurate data, reduce hallucination, and provide context-aware responses. By combining natural language understanding with real-time data access and physics-informed modeling, CME aims to democratize computational tools and accelerate decision-making in materials research. More details about CME are available at: https://github.com/AtomGPTLab/chatgpt_material_explorer to facilitate broader community adoption.

1700応用理学一般
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