Pressure-induced reentrant superconductivity in the misfit layered compound <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:msub> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>SnS</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mrow> <

Misfit layered compounds are natural van der Waals heterostructures in which electronically active transition-metal dichalcogenide layers are decoupled by incommensurate blocking layers, enabling bulk realization of quasi-two-dimensional quantum states. Here we investigate the superconducting, transport,and structural properties of the misfit compound $\mathrm{(SnS)_{1.15}(TaS_2)}$ under pressures up to 150 GPa. The low-pressure superconducting phase is gradually suppressed and disappears near 14.7 GPa,accompanied by increasing residual resistance. Remarkably, a distinct superconducting phase reemerges above 80 GPa and persists to the highest pressures achieved. This reentrant superconductivity follows a pressure-induced sign reversal of the Hall coefficient near 60 GPa and a nonmonotonic evolution of the normal-state resistance, indicating an electronic reconstruction. No structural phase transition is detected over the entire pressure range. Our results demonstrate a pressure-driven electronic reconstruction leading to reentrant superconductivity in a misfit layered compound, establishing pressure as an effective route to engineer superconductivity and electronic states in natural van der Waals heterostructures.

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Publication Details

Journal
Physical review. B./Physical review. B
Published
2026-04-06
DOI
https://doi.org/10.1103/vcqm-h54l
Primary Topic
2D Materials and Applications
Type
article
Field-Weighted Citation Impact
0.00

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article

Pressure-induced reentrant superconductivity in the misfit layered compound <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:msub> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>SnS</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mrow> <

Anonymous
Physical review. B./Physical review. B
2D Materials and Applications
article

Pressure-induced reentrant superconductivity in the misfit layered compound <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:msub> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>SnS</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mrow> <

Anonymous
article en

Abstract

Misfit layered compounds are natural van der Waals heterostructures in which electronically active transition-metal dichalcogenide layers are decoupled by incommensurate blocking layers, enabling bulk realization of quasi-two-dimensional quantum states. Here we investigate the superconducting, transport,and structural properties of the misfit compound $\mathrm{(SnS)_{1.15}(TaS_2)}$ under pressures up to 150 GPa. The low-pressure superconducting phase is gradually suppressed and disappears near 14.7 GPa,accompanied by increasing residual resistance. Remarkably, a distinct superconducting phase reemerges above 80 GPa and persists to the highest pressures achieved. This reentrant superconductivity follows a pressure-induced sign reversal of the Hall coefficient near 60 GPa and a nonmonotonic evolution of the normal-state resistance, indicating an electronic reconstruction. No structural phase transition is detected over the entire pressure range. Our results demonstrate a pressure-driven electronic reconstruction leading to reentrant superconductivity in a misfit layered compound, establishing pressure as an effective route to engineer superconductivity and electronic states in natural van der Waals heterostructures.

Physical review. B./Physical review. BVol. 113(14)
Xinyang Normal University (CN), Indian Institute of Technology Roorkee (IN), Qufu Normal University (CN), Jining University (CN), Center for High Pressure Science and Technology Advanced Research (CN), Zhejiang University of Technology (CN), Academia Sinica (TW)
National Science and Technology Council, National Natural Science Foundation of China, Academia Sinica, Indian Institute of Technology Roorkee, Natural Science Foundation of Shandong Province, Project of Shandong Province Higher Educational Science and Technology Program, Natural Science Foundation of Zhejiang Province
Openalex Percentile: Top 32%
2D Materials and Applications
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