A machine learning potential with low error in the potential energies does not guarantee good performance for the simulations. One of the reasons is that it is hard to train machine learning potentials with balanced descriptions of different PES regions, …

JPCL | Tell Machine Learning Potentials What They Are Needed For: Simulation-Oriented Training Read more »

MLatom@XACS makes AI-enhanced computational chemistry more accessible and supports both ground- and excited-state simulations with quantum mechanical methods, machine learning, and their combinations. We are happy to announce that we will release the new upgraded version of MLatom 3.3.0 that …

Surface hopping dynamics with MLatom is coming: Join online broadcast! Read more »

MLatom@XACS is a powerful tool for training and using machine learning potentials. It supports a wide variety of representative potentials. These potentials include: ·Equivariant neural network MACE ·Popular ANI with a good cost/performance ratio ·Kernel methods such as KREG and …

Training and using machine learning potentials with MLatom@XACS Read more »

My review ‘AI in computational chemistry through the lens of a decade-long journey’ was published open access as an invited Feature Article in Chemical Communication. It gives a perspective on the progress of AI tools in computational chemistry through the …

Chem. Commun. Feature Article: “AI in computational chemistry through the lens of a decade-long journey” Read more »

AI-accelerated nonadiabatic dynamics reduces the cost of the ab initio simulations of nonlinear time-resolved spectra. We have developed a robust protocol and demonstrated its feasibility for calculating stimulated emission contributions in transient absorption pump–probe and 2D electronic spectra of pyrazine. …

Artificial-Intelligence-Enhanced On-the-Fly Simulation of Nonlinear Time-Resolved Spectra Read more »

Single-point calculations can be performed with various models and methods in MLatom including: For more details on the models in MLatom, please check an overview. Here we will illustrate how to calculate isomerization energy of sugar in ISOL24 with different types of methods …

Tutorial on single-point calculations with MLatom@XACS Read more »

Pavlo O. Dral, Fuchun Ge, Yi-Fan Hou, Peikun Zheng, Yuxinxin Chen, Mario Barbatti, Olexandr Isayev, Cheng Wang, Bao-Xin Xue, Max Pinheiro Jr, Yuming Su, Yiheng Dai, Yangtao Chen, Lina Zhang, Shuang Zhang, Arif Ullah, Quanhao Zhang, Yanchi Ou. MLatom 3: A …

MLatom 3 for AI-enhanced computational chemistry: JCTC paper and online tutorial Read more »