Search Results for author: Aditya Nandy

Found 11 papers, 0 papers with code

A Database of Ultrastable MOFs Reassembled from Stable Fragments with Machine Learning Models

no code implementations25 Oct 2022 Aditya Nandy, Shuwen Yue, Changhwan Oh, Chenru Duan, Gianmarco G. Terrones, Yongchul G. Chung, Heather J. Kulik

We separate these MOFs into their building blocks and recombine them to make a new hypothetical MOF database of over 50, 000 structures that samples orders of magnitude more connectivity nets and inorganic building blocks than prior databases.

Active Learning Exploration of Transition Metal Complexes to Discover Method-Insensitive and Synthetically Accessible Chromophores

no code implementations10 Aug 2022 Chenru Duan, Aditya Nandy, Gianmarco Terrones, David W. Kastner, Heather J. Kulik

Transition metal chromophores with earth-abundant transition metals are an important design target for their applications in lighting and non-toxic bioimaging, but their design is challenged by the scarcity of complexes that simultaneously have optimal target absorption energies in the visible region as well as well-defined ground states.

Active Learning

A Transferable Recommender Approach for Selecting the Best Density Functional Approximations in Chemical Discovery

no code implementations21 Jul 2022 Chenru Duan, Aditya Nandy, Ralf Meyer, Naveen Arunachalam, Heather J. Kulik

With electron density fitting and transfer learning, we build a DFA recommender that selects the DFA with the lowest expected error with respect to gold standard but cost-prohibitive coupled cluster theory in a system-specific manner.

Transfer Learning

Putting Density Functional Theory to the Test in Machine-Learning-Accelerated Materials Discovery

no code implementations6 May 2022 Chenru Duan, Fang Liu, Aditya Nandy, Heather J. Kulik

Accelerated discovery with machine learning (ML) has begun to provide the advances in efficiency needed to overcome the combinatorial challenge of computational materials design.

BIG-bench Machine Learning

Machine learning models predict calculation outcomes with the transferability necessary for computational catalysis

no code implementations2 Mar 2022 Chenru Duan, Aditya Nandy, Husain Adamji, Yuriy Roman-Leshkov, Heather J. Kulik

Combined with model uncertainty quantification, the dynamic classifier saves more than half of the computational resources that would have been wasted on unsuccessful calculations for all reactive intermediates being considered.

BIG-bench Machine Learning Uncertainty Quantification

Audacity of huge: overcoming challenges of data scarcity and data quality for machine learning in computational materials discovery

no code implementations2 Nov 2021 Aditya Nandy, Chenru Duan, Heather J. Kulik

Machine learning (ML)-accelerated discovery requires large amounts of high-fidelity data to reveal predictive structure-property relationships.

Deciphering Cryptic Behavior in Bimetallic Transition Metal Complexes with Machine Learning

no code implementations29 Jul 2021 Michael G. Taylor, Aditya Nandy, Connie C. Lu, Heather J. Kulik

Focusing on oxidation potentials, we obtain a set of 28 experimentally characterized complexes to develop a multiple linear regression model.

BIG-bench Machine Learning regression

Using Machine Learning and Data Mining to Leverage Community Knowledge for the Engineering of Stable Metal-Organic Frameworks

no code implementations24 Jun 2021 Aditya Nandy, Chenru Duan, Heather J. Kulik

Although the tailored metal active sites and porous architectures of MOFs hold great promise for engineering challenges ranging from gas separations to catalysis, a lack of understanding of how to improve their stability limits their use in practice.

Representations and Strategies for Transferable Machine Learning Models in Chemical Discovery

no code implementations20 Jun 2021 Daniel R. Harper, Aditya Nandy, Naveen Arunachalam, Chenru Duan, Jon Paul Janet, Heather J. Kulik

To address the common challenge of discovery in a new space where data is limited, we introduce a transfer learning approach in which we seed models trained on a large amount of data from one row of the periodic table with a small number of data points from the additional row.

BIG-bench Machine Learning Transfer Learning

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