Self‐powered photodetectors based on 2D materials

H Qiao, Z Huang, X Ren, S Liu, Y Zhang… - Advanced optical …, 2020 - Wiley Online Library
Self‐powered photodetectors are considered as a new type of photodetectors enabling self‐
powered photodetection without external power. The excellent photoresponsivity, fast …

Fully depleted self‐aligned heterosandwiched van der Waals photodetectors

F Wang, Z Liu, T Zhang, M Long, X Wang… - Advanced …, 2022 - Wiley Online Library
Room‐temperature‐operating highly sensitive mid‐wavelength infrared (MWIR)
photodetectors are utilized in a large number of important applications, including night …

Recent progress in functional two-dimensional photovoltaic photodetectors and related emerging applications

X Li, X Wang, Y Ma, W Deng, Y Wu, J Li, K Li… - Journal of Materials …, 2023 - pubs.rsc.org
The photovoltaic effect can directly harvest solar energy by converting optical signals into
current without external bias and thus is a practical and sustainable approach for low-power …

Thermal expansion coefficient of few-layer MoS2 studied by temperature-dependent Raman spectroscopy

Z Lin, W Liu, S Tian, K Zhu, Y Huang, Y Yang - Scientific reports, 2021 - nature.com
The thermal expansion coefficient is an important thermal parameter that influences the
performance of nanodevices based on two-dimensional materials. To obtain the thermal …

Large-Area, Two-Dimensional MoS2 Exfoliated on Gold: Direct Experimental Access to the Metal–Semiconductor Interface

E Pollmann, S Sleziona, T Foller, U Hagemann… - ACS …, 2021 - ACS Publications
Two-dimensional semiconductors such as MoS2 are promising for future electrical devices.
The interface to metals is a crucial and critical aspect for these devices because undesirably …

Photoluminescence Enhancement by Band Alignment Engineering in MoS2/FePS3 van der Waals Heterostructures

M Ramos, F Marques-Moros, DL Esteras… - … Applied Materials & …, 2022 - ACS Publications
Single-layer semiconducting transition metal dichalcogenides (2H-TMDs) display robust
excitonic photoluminescence emission, which can be improved by controlled changes to the …

Upconversion of Light into Bright Intravalley Excitons via Dark Intervalley Excitons in hBN-Encapsulated WSe2 Monolayers

J Jadczak, M Glazov, J Kutrowska-Girzycka… - ACS …, 2021 - ACS Publications
Semiconducting monolayers of transition-metal dichalcogenides are outstanding platforms
to study both electronic and phononic interactions as well as intra-and intervalley excitons …

Layer-Thickness-Dependent Work Function of MoS2 on Metal and Metal Oxide Substrates

C Lattyak, K Gehrke, M Vehse - The Journal of Physical Chemistry …, 2022 - ACS Publications
Transition metal dichalcogenides, such as molybdenum disulfide (MoS2), have unique
electronic and optoelectronic properties that are often altered by environmental effects …

Enhanced dielectric properties of MoS2/PVDF free-standing, flexible films for energy harvesting applications

M Jangra, A Thakur, S Dam, S Chatterjee… - Materials Today …, 2023 - Elsevier
Observation of enhanced dielectric constant (∼ 5 times) in free-standing, flexible composite
films of poly (vinylidene fluoride)(PVDF) with the addition of molybdenum disulfide (MoS 2) …

Exciton and Trion at the Perimeter and Grain Boundary of CVD-Grown Monolayer MoS2: Strain Effects Influencing Application in Nano-Optoelectronics

S Golovynskyi, OI Datsenko… - ACS Applied Nano …, 2024 - ACS Publications
Nanolayers of MoS2 can be grown to be used as active elements in nano-optoelectronic
devices such as two-dimensional (2D) light emitters and optical detectors. The growth of 2D …