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Search results for Monte Carlo simulations

Quantum Âé¶¹ÒùÔºics May 15, 2024

New method of wavefunction matching helps solve quantum many-body problems

Strongly interacting systems play an important role in quantum physics and quantum chemistry. Stochastic methods such as Monte Carlo simulations are a proven method for investigating such systems. However, these methods reach ...

Soft Matter Apr 10, 2024

Âé¶¹ÒùÔºicists track how continuous changes in dimensionality affect collective properties of a superfluid

An international research team from Innsbruck and Geneva has, for the first time, probed the dimensional crossover for ultracold quantum matter. In the regime between one and two dimensions, the quantum particles perceive ...

Quantum Âé¶¹ÒùÔºics Apr 9, 2024

Computing how quantum states overlap

Quantum many-body systems are things such as atomic nuclei that consist of many tiny particles moving in complex ways. This makes it extremely difficult to predict how the systems behave as the particles interact. To study ...

Analytical Chemistry Apr 8, 2024

New statistical-modeling workflow may help advance drug discovery and synthetic chemistry

A new automated workflow developed by scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) has the potential to allow researchers to analyze the products of their reaction experiments in real time, a key capability ...

Quantum Âé¶¹ÒùÔºics Mar 28, 2024

A method to compute the Rényi entanglement entropy in auxiliary-field quantum Monte Carlo simulations

Entanglement is a widely studied quantum physics phenomenon, in which two particles become linked in such a way that the state of one affects the state of another, irrespective of the distance between them. When studying ...

Earth Sciences Mar 26, 2024

New computational technique enhances accuracy of measurements in nuclear geoscience

Conventional nuclear measurement techniques, such as Monte Carlo simulations, are known for their extensive computational demands and prolonged processing times, especially when applied to unconventional reservoirs characterized ...

Materials Science Mar 13, 2024

Molecular simulations of ammonia mixtures support search for renewable fuels

Ammonia (NH3) is an important molecule with many applications. The end product of the famed Haber–Bosch process, it is commonly synthesized to capture nitrogen for fertilizers, and is used for refrigeration, in cleaning ...

Analytical Chemistry Feb 14, 2024

Scientists use AI to identify new materials for carbon capture

Generative AI techniques, machine learning, and simulations give researchers new opportunities to identify environmentally friendly metal-organic framework materials.

Astronomy Jan 25, 2024

Webb sees dozens of young quasars in the first billion years of the universe

Within almost every galaxy is a supermassive black hole. Millions, sometimes billions of solar masses are locked within an event horizon of space and time. They can power luminous quasars, drive star formation, and change ...

Cell & Microbiology Jan 22, 2024

Study finds S. aureus' surface-sticking ability not evenly distributed over cell envelope

Infections caused by the bacterium Staphylococcus aureus have a significant impact on human health, with tens of thousands of hospital patients dying every year from infections due to the S. aureus "superbug." Stopping the ...

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