Exciton–photonics: from fundamental science to applications

SB Anantharaman, K Jo, D Jariwala - ACS nano, 2021 - ACS Publications
Semiconductors in all dimensionalities ranging from 0D quantum dots and molecules to 3D
bulk crystals support bound electron–hole pair quasiparticles termed excitons. Over the past …

Mechanical, Elastic, and Adhesive Properties of Two‐Dimensional Materials: From Straining Techniques to State‐of‐the‐Art Local Probe Measurements

C Di Giorgio, E Blundo, G Pettinari… - Advanced Materials …, 2022 - Wiley Online Library
Abstract 2D materials, such as graphene, hexagonal boron nitride (hBN), and transition‐
metal dichalcogenides (TMDs), are intrinsically flexible, can withstand very large strains (> …

Strain-tuning of the electronic, optical, and vibrational properties of two-dimensional crystals

E Blundo, E Cappelluti, M Felici, G Pettinari… - Applied Physics …, 2021 - pubs.aip.org
The variegated family of two-dimensional (2D) crystals has developed rapidly since the
isolation of its forerunner: Graphene. Their planeconfined nature is typically associated with …

Tip-Enhanced Raman Scattering Imaging of Single- to Few-Layer Ti3C2Tx MXene

A Sarycheva, M Shanmugasundaram, A Krayev… - ACS …, 2022 - ACS Publications
MXenes are among the most widely researched materials due to a unique combination of
high electronic conductivity and hydrophilic surface, confined in a 2D structure. Therefore …

Experimental adhesion energy in van der waals crystals and heterostructures from atomically thin bubbles

E Blundo, T Yildirim, G Pettinari, A Polimeni - Physical review letters, 2021 - APS
The formation of gas-filled bubbles on the surface of van der Waals crystals provides an
ideal platform whereby the interplay of the elastic parameters and interlayer forces can be …

Ultrastable tip-enhanced hyperspectral optical nanoimaging for defect analysis of large-sized WS2 layers

R Kato, T Moriyama, T Umakoshi, T Yano, P Verma - Science Advances, 2022 - science.org
Optical nanoimaging techniques, such as tip-enhanced Raman spectroscopy (TERS), are
nowadays indispensable for chemical and optical characterization in the entire field of …

Tip-Enhanced Dark Exciton Nanoimaging and Local Strain Control in Monolayer WSe2

K Hasz, Z Hu, KD Park, MB Raschke - Nano Letters, 2022 - ACS Publications
Dark excitons in transition-metal dichalcogenides, with their long lifetimes and strong
binding energies, provide potential platforms from photonic and optoelectronic applications …

2D material bubbles: Fabrication, characterization, and applications

DA Sanchez, Z Dai, N Lu - Trends in Chemistry, 2021 - cell.com
When 2D materials are supported by substrates, matter trapped at the interface can
coalesce to form nano-and microscale bubbles. These bubbles often negatively impact the …

Charge Separation in Monolayer WSe2 by Strain Engineering: Implications for Strain-Induced Diode Action

Z Chen, W Luo, L Liang, X Ling… - ACS Applied Nano …, 2022 - ACS Publications
Strain-engineering band structure in transition-metal dichalcogenides (TMDC) is a
promising avenue toward capabilities in optoelectronics. For example, controlling the flow of …

Two-dimensional crystals on adhesive substrates subjected to uniform transverse pressure

Z Dai, Y Rao, N Lu - International Journal of Solids and Structures, 2022 - Elsevier
In this work we consider bubbles that can form spontaneously when a two-dimensional (2D)
crystal is transferred to a substrate with gases or liquids trapped at the crystal–substrate …