Probing Carrier Dynamics in Large-Scale MBE-Grown PtSe2 Films by Terahertz Spectroscopy

J Ji, Y Zhou, B Zhou, E Desgué… - … Applied Materials & …, 2023 - ACS Publications
Atomically thin platinum diselenide (PtSe2) films are promising for applications in the fields
of electronics, spintronics, and photodetectors owing to their tunable electronic structure and …

[HTML][HTML] Quantum confinement-induced semimetal-to-semiconductor evolution in large-area ultra-thin PtSe2 films grown at 400 °C

L Ansari, S Monaghan, N McEvoy… - npj 2D Materials and …, 2019 - nature.com
In this work, we present a comprehensive theoretical and experimental study of quantum
confinement in layered platinum diselenide (PtSe2) films as a function of film thickness. Our …

Ultrafast Auger process in few-layer PtSe 2

HJ Shin, S Bae, S Sim - Nanoscale, 2020 - pubs.rsc.org
Enhanced many-body interactions due to strong Coulomb interactions and quantum
confinement are one of the most prominent features of two-dimensional systems. The Auger …

Thickness-dependent ultrafast photocarrier dynamics in selenizing platinum thin films

J Fu, W Xu, X Chen, S Zhang, W Zhang… - The Journal of …, 2020 - ACS Publications
The atomically thin layered transition metal dichalcogenide (TMDCs) PtSe2 is a new
emerging two-dimension (2D) material, which has a transition from indirect-gap …

Horizontal-to-Vertical Transition of 2D Layer Orientation in Low-Temperature Chemical Vapor Deposition-Grown PtSe2 and Its Influences on Electrical Properties and …

SS Han, JH Kim, C Noh, JH Kim, E Ji… - … applied materials & …, 2019 - ACS Publications
Two-dimensional (2D) transition-metal dichalcogenides (2D TMDs) in the form of MX2 (M:
transition metal, X: chalcogen) exhibit intrinsically anisotropic layered crystallinity wherein …

[HTML][HTML] Electrical devices from top-down structured platinum diselenide films

C Yim, V Passi, MC Lemme, GS Duesberg… - npj 2D Materials and …, 2018 - nature.com
Platinum diselenide (PtSe2) is an exciting new member of the two-dimensional (2D)
transition metal dichalcogenide (TMD) family. It has a semimetal to semiconductor transition …

Wide spectral photoresponse of layered platinum diselenide-based photodiodes

C Yim, N McEvoy, S Riazimehr, DS Schneider… - Nano Letters, 2018 - ACS Publications
Platinum diselenide (PtSe2) is a group-10 transition metal dichalcogenide (TMD) that has
unique electronic properties, in particular a semimetal-to-semiconductor transition when …

Revealing the influence of edge states on the electronic properties of PtSe2

K Zhussupbekov, L Ansari, K Elibol… - Applied Materials …, 2023 - Elsevier
The properties and performance of 2D nanostructures are known to be critically affected by
localized edge states. Here, platinum diselenide (PtSe 2) films, synthesized by thermally …

Thickness-Independent Semiconducting-to-Metallic Conversion in Wafer-Scale Two-Dimensional PtSe2 Layers by Plasma-Driven Chalcogen Defect Engineering

MS Shawkat, J Gil, SS Han, TJ Ko… - … applied materials & …, 2020 - ACS Publications
Platinum diselenide (PtSe2) is an emerging class of two-dimensional (2D) transition-metal
dichalcogenide (TMD) crystals recently gaining substantial interest, owing to its …

Thickness-dependent ultrafast hot carrier and phonon dynamics of PtSe2 films measured with femtosecond transient optical spectroscopy

W Qiu, W Liang, J Guo, L Fang, N Li… - Journal of Physics D …, 2020 - iopscience.iop.org
We systematically investigate the ultrafast hot carrier and phonon dynamics of PtSe 2 with
various van der Waals (vdW) layer numbers using femtosecond transient optical …