English
Related papers

Related papers: Suppressing metal molecule charge transfer with a …

200 papers

Few layer phosphorene(FLP) devices are extensively studied due to its unique electronic properties and potential applications on nano-electronics . Here we present magnetotransport studies which reveal electron-electron interactions as the…

Mesoscale and Nanoscale Physics · Physics 2016-08-02 Yanmeng Shi , Nathaniel Gillgren , Timothy Espiritu , Son Tran , Jiawei Yang , Kenji Watanabe , Takahashi Taniguchi , Chun Ning Lau

The objective of this work is to study the effects of charge redistribution, applied layer-normal electric fields, applied strain, and layer engineering on the band alignment of Black Phosphorus (BP)/Molybdenum disulphide (MoS2)…

Materials Science · Physics 2022-12-28 Nupur Navlakha , Priyamvada Jadaun , Leonard F. Register , Sanjay K. Banerjee

Phosphorene, a monolayer of black phosphorus, is a two-dimensional material that lacks a multivalley structure in the Brillouin zone and has negligible spin-orbit coupling. This makes it a promising candidate for investigating the orbital…

Mesoscale and Nanoscale Physics · Physics 2023-10-20 Tarik P. Cysne , Marcio Costa , Marco Buongiorno Nardelli , R. B. Muniz , Tatiana G. Rappoport

Black phosphorus is a monoatomic semiconducting layered material that degrades exothermically in the presence of light and ambient contaminants. Its degradation dynamics remain largely unknown. Even before degradation, local-probe studies…

The interlayer coupling in van der Waals heterostructures governs a variety of optical and electronic properties. The intrinsic dipole moment of Janus transition metal dichalcogenides (TMDs) offers a simple and versatile approach to tune…

A monolayer of ZrO$_{2}$ has recently been grown on the Si(001) surface and shown to have ferroelectric properties, which signifies the realization of the lowest possible thickness in ferroelectric oxides [M. Dogan et al., Nano Lett., 18…

Materials Science · Physics 2019-06-27 Mehmet Dogan , Sohrab Ismail-Beigi

We developed optical waveguide (OWG), ultraviolet-visible spectrophotometry (UV-vis), and electrically operated gas sensors by utilizing zinc-tetraphenylporphyrin (ZnTPP) as sensitizer. Strikingly, ZnTPP thin-film/K+-exchanged glass optical…

Optics · Physics 2021-12-07 Gulimire Tuerdi , Abliz Yimit , Xiaoyan Zhang

Phosphorene, the 2D material derived from black phosphorus, has recently attracted a lot of interest for its properties, suitable for applications in material science. In particular, the physical features and the prominent chemical…

Recently the graphene/SiC interface has emerged as a versatile platform for the epitaxy of otherwise unstable, monoelemental, two-dimensional (2D) layers via intercalation. Intrinsically capped into a van der Waals heterostructure with…

Mesoscale and Nanoscale Physics · Physics 2022-06-23 Philipp Rosenzweig , Hrag Karakachian , Dmitry Marchenko , Ulrich Starke

Poly (3-hexylthiophene) (P3HT) was thermally evaporated and deposited in vacuum. Infrared spectroscopy was used to confirm that the thin films were indeed P3HT, and showed that in-situ thermal evaporation provides a viable route for…

Materials Science · Physics 2011-06-22 Haoyan Wei , L. Scudiero , Hergen Eilers

Inserting molecular monolayers within metal / semiconductor interfaces provides one of the most powerful expressions of how minute chemical modifications can affect electronic devices. This topic also has direct importance for technology as…

Materials Science · Physics 2017-03-17 Ayelet Vilan , David Cahen

Functionalization of carbon nanotubes with hydrosoluble porphyrins (TPPS) is achieved by "$\pi$-stacking". The porphyrin/nanotube interaction is studied by means of optical absorption, photoluminescence and photoluminescence excitation…

The capacity and stability of constituent electrodes determine the performance of Li-ion batteries. In this study, density functional theory is employed to explore the potential application of recently synthesized two dimensional…

Mesoscale and Nanoscale Physics · Physics 2014-09-24 Shijun Zhao , Wei Kang

Harnessing electronic excitations involving coherent coupling to bosonic modes is essential for the design and control of emergent phenomena in quantum materials [1]. In situations where charge carriers induce a lattice distortion due to…

A novel type of a graphene/porphyrin hybrid with a direct covalent linker between graphene and a nickel(II) tetraphenylporphyrin unit has successfully been synthesized by the reductive exfoliation/functionalization of potassium intercalated…

Chemical Physics · Physics 2018-05-24 Hui-Lei Hou , Daniela Dasler , Frank Hauke , Andreas Hirsch

We explore theoretically the scanning tunneling microscopy of single molecules on substrates using a framework of two local probes. This framework is appropriate for studying electron flow in tip/molecule/substrate systems where a thin…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 John Buker , George Kirczenow

We have investigated the electronic structure of charged bilayer and trilayer phoshporene using first-principles, density-functional-theory calculations. We find that the effective dielectric constant for an external electric field applied…

Mesoscale and Nanoscale Physics · Physics 2017-08-09 Bukyoung Jhun , Cheol-Hwan Park

We investigate the electronic and optical properties of monolayer and stacking dependent bilayer blue phosphorus in the framework of density functional theory (DFT) and tight-binding approximations. We extract the hopping parameters of TB…

Mesoscale and Nanoscale Physics · Physics 2016-07-27 Y. Mogulkoc , M. Modarresi , A. Mogulkoc , Y. O. Ciftci

In this work, we report a high remnant polarization, 2Pr >70$\mu$C/cm$^2$ in thermally processed atomic layer deposited Hf0.5Zr0.5O2 (HZO) film on Silicon with NH3 plasma exposed thin TiN interlayer and Tungsten (W) as a top electrode. The…

Black phosphorus (BP) is an emerging two-dimensional semiconducting material with great potential for nanoelectronic and nanophotonic applications, especially owing to its unique anisotropic electrical and optical properties. Many…