activity
20162026
most citedEfimov effect in spatial dimensions in systems

26 citations · 75 across the 12 of their papers we have counts for

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5 papers · 1 filter

cond-mat.quant-gas2026

Momentum Distribution of a mass-imbalanced three-body system across the Efimov-Unatomic transition

D. S. Rosa, R. M. Francisco, T. Frederico +2

We investigate the single-particle momentum distribution, the two-body contact and three-body tail coefficients of mass-imbalanced three-body systems at the critical dimension $D_c…

cond-mat.quant-gas2025

Confinement-induced unatomic trimer states in mass-imbalanced systems

Rafael M. Francisco, D. S. Rosa, T. Frederico +2

As resonantly interacting trimers of the type AAB are progressively squeezed from to , unatomic states emerge. We calculated the contacts from the high momentum tail of…

cond-mat.quant-gas2024

Confinement-induced unatomic trimer states

D. S. Rosa, R. M. Francisco, T. Frederico +2

The signature of an unatomic system is revealed by a continuous scale invariance that appears during a progressive dimensional squeezing of a resonantly interacting trimer. The una…

cond-mat.quant-gas2024

Reliability of the Born-Oppenheimer approximation in noninteger dimensions

D. S. Rosa, T. Frederico, R. M. Francisco +2

We address the question of the reliability of the Born-Oppenheimer (BO) approximation for a mass-imbalanced resonant three-body system embedded in noninteger dimensions. We address…

cond-mat.quant-gas2023

Single-particle momentum distribution of Efimov states in noninteger dimensions

D. S. Rosa, T. Frederico, G. Krein +1

We studied the single-particle momentum distribution of mass-imbalanced Efimov states embedded in noninteger dimensions. The contact parameters, which can be related to the thermod…