نتایج جستجو برای: nanoscale beam

تعداد نتایج: 135855  

Journal: :Physical review 2021

Coherent grazing-incidence small-angle X-ray scattering is used to investigate the average kinetics and fluctuation dynamics during self-organized nanopatterning of silicon by Ar$^+$ bombardment at 65$^{\circ}$ polar angle. At early times, surface behavior can be understood within framework linear theory. The transition away from theory observed in through intensity correlation function. It qui...

2009
L. Qin

Introduction: 54 Cr anomalies are widely distributed in inner Solar System materials [1-6]. These variations have been attributed to nucleosynthetic effects. Astronomical models predict that 54 Cr, along with other neutron-rich nuclides, such as 50 Ti, are produced in a neutron-rich environment at or near nuclear statistical equilibrium in both Type Ia and Type II supernovae [7,8]. Further cons...

2013
Andrea Centrone Basudev Lahiri Glenn Holland

Photothermal induced resonance recently attracted great interest for enabling chemical identification and imaging with nanoscale resolution. Here, the PTIR working principles are reviewed along with the main results from a recent publication aimed at assessing the PTIR lateral resolution, sensitivity and linearity. For this purpose nanopatterned polymer samples were fabricated using electron be...

Journal: :ACS Photonics 2022

Resonant photonic nanostructures exhibiting enhanced nonlinear response and efficient frequency conversion are an emergent platform in optics. High-index semiconductor metasurfaces with rapidly tuned high-quality-factor (high-Q) resonances enable a novel class of time-variant metasurfaces, which expands the toolbox color management at nanoscale. Here, we report on dynamic control optical suppor...

Journal: :Nanotechnology 2013
Wei Zhang Qiang Zhang Meng-Qiang Zhao Luise Theil Kuhn

The combination of self-assembly (bottom up) and nano-imprint lithography (top down) is an efficient and effective way to record information at the nanoscale by writing. The use of an electron beam for writing is quite a promising strategy; however, the 'paper' on which to save the information is not yet fully realized. Herein, graphene was selected as the thinnest paper for recording informati...

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