Role of intermolecular potential in adhesive wear behaviors for elastic-plastic spherical microcontacts

G Xiang, R Goltsberg, I Etsion - Tribology International, 2024 - Elsevier
This paper aims to investigate the effects of intermolecular potential on adhesive wear
behaviors of microcontacts between a rigid flat and an elastic-plastic sphere, using a Finite …

Holey-metal lenses: sieving single modes with proper phases

S Ishii, VM Shalaev, AV Kildishev - Nano letters, 2013 - ACS Publications
We study a planar, holey-metal lens made as a set of concentric circular arrays (rings) of
nanoscale holes milled in a subwavelength-thick metal film. Each nanohole a finite-length …

Numerical simulation and experimentation of micro scale laser bulge forming

C Zheng, S Sun, Z Ji, W Wang, J Liu - International Journal of Machine …, 2010 - Elsevier
Micro scale laser bulge forming is a high strain rate micro-forming technique, which employs
the shock wave pressure induced by a laser pulse to deform thin metals to 3D …

Reducing the rebound effect in micro-scale laser dynamic flexible forming through using plasticine as pressure-carrying medium

Z Shen, J Zhang, H Liu, X Wang, Y Ma - International Journal of Machine …, 2019 - Elsevier
Micro-scale laser dynamic flexible forming (μLDFF) is a new kind of high velocity forming
(HVF) process, which uses laser shock wave pressure to realize thin metal sheets micro …

Grain refinement progress of pure titanium during laser shock forming (LSF) and mechanical property characterizations with nanoindentation

HX Liu, Y Hu, X Wang, ZB Shen, P Li, CX Gu… - Materials Science and …, 2013 - Elsevier
Laser shock forming (LSF) of commercially pure (CP) titanium foil with different levels of
laser energies, namely 675mJ, 1200mJ, 1800mJ, and 2000mJ has been investigated. Even …

Ultrafast direct fabrication of flexible substrate-supported designer plasmonic nanoarrays

Y Hu, P Kumar, R Xu, K Zhao, GJ Cheng - Nanoscale, 2016 - pubs.rsc.org
Fabrication of plasmonic nanostructures has been an important topic for their potential
applications in photonic and optoelectronic devices. Among plasmonic materials, gold is …

Nanoscale strainability of graphene by laser shock-induced three-dimensional shaping

J Li, TF Chung, YP Chen, GJ Cheng - Nano letters, 2012 - ACS Publications
Graphene has many promising physical properties. It has been discovered that local strain
in a graphene sheet can alter its conducting properties and transport gaps. It is of great …

Laser-induced high-strain-rate superplastic 3-D microforming of metallic thin films

H Gao, GJ Cheng - Journal of microelectromechanical systems, 2010 - ieeexplore.ieee.org
Microforming of metals has always been a challenge because of the limited formability of
metals at the microscale. This paper investigates an innovative microforming technique …

First-principles modeling of laser-matter interaction and plasma dynamics in nanosecond pulsed laser shock processing

Z Zhang, Q Nian, CC Doumanidis, Y Liao - Journal of Applied Physics, 2018 - pubs.aip.org
Nanosecond pulsed laser shock processing (LSP) techniques, including laser shock
peening, laser peen forming, and laser shock imprinting, have been employed for …

Investigation of microscale laser dynamic flexible forming process—Simulation and experiments

X Wang, D Du, H Zhang, Z Shen, H Liu, J Zhou… - International Journal of …, 2013 - Elsevier
This paper presents a novel microscale laser dynamic flexible forming (μLDFF) technique on
plastic forming of thin metal sheets. This process utilizes flexible rubber material as a soft …