نتایج جستجو برای: ultraviolet photoelectron spectrum

تعداد نتایج: 272646  

Journal: :Highlights of Astronomy 1977

2018
Shih-Jen Lin Jyh-Ming Ting Kuo-Chin Hsu Yaw-Shyan Fu

A novel composite photocatalyst based on Cu₂ZnSnS₄ (CZTS) powders was synthesized and investigated for use as a photocatalyst. CZTS powders were first made using a conventional hydrothermal method and were then used to grow silver nanoparticles hybridized onto the CZTS under various conditions through a microwave-assisted hydrothermal process. After the obtained samples were subsequently mixed ...

2017
Navneet Singh Khetrapal Tian Jian Gary V. Lopez Seema Pande Lai-Sheng Wang Xiao Cheng Zeng

We report a combined photoelectron spectroscopy and theoretical study of the structural evolution of aluminum cluster anions doped with two gold atoms, Au2Aln − (n = 3−11). Well-resolved photoelectron spectra have been obtained at several photon energies and are used to compare with theoretical calculations to elucidate the structures of the bimetallic clusters. Global minima of the Au2Aln − cl...

Journal: :Physical review letters 2014
C T L Smeenk L Arissian A V Sokolov M Spanner K F Lee A Staudte D M Villeneuve P B Corkum

The multiphoton ionization rate of molecules depends on the alignment of the molecular axis with respect to the ionizing laser polarization. By studying molecular frame photoelectron angular distributions from N(2), O(2), and benzene, we illustrate how the angle-dependent ionization rate affects the photoelectron cutoff energy. We find alignment can enhance the high energy cutoff of the photoel...

2016
Naseer Iqbal Ibrahim Khan Zain H Yamani Ahsanullhaq Qurashi

Gallium oxynitride (GaON) nanosheets for photoelectrochemical (PEC) analysis are synthesized via direct solvothermal approach. Their FE-SEM revealed nanosheets morphology of GaON prepared at a reaction time of 24 hours at 180 °C. The elemental composition and mapping of Ga, O and N are carried out through electron dispersive X-ray spectroscopy (EDX). The cubic structure of GaON nanosheets is el...

Journal: :Journal of Physics B 2023

Abstract Few-cycle, attosecond extreme ultraviolet (XUV) pulses in the strong field regime are becoming experimentally feasible, prompting theoretical investigating of ionization dynamics induced by such pulses. Here, we provide a systematic study atomic beyond slowly varying envelope approximation. We discuss properties XUV and report on temporal spectral modulations unique to nature pulse. By...

Journal: :Journal of the American Chemical Society 2017

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