Angle-resolved photoemission spectroscopy (ARPES)
Surface driven electronic structure in LaFeAsO studied by angle resolved photoemission spectroscopy
... We measured the electronic structure of an iron arsenic parent compound LaFeAsO using angle-resolved photoemission spectroscopy 共 ARPES 兲 . By comparing with a full-potential linear augmented ...
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Angle-resolved photoemission spectroscopy for the study of two-dimensional materials
... limit. Angle‑resolved photoemission spectroscopy (ARPES) is a direct tool to investigate the underlying changes of band structure to provide essential information for understanding and ...
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Indirect to direct gap crossover in two dimensional InSe revealed by angle resolved photoemission spectroscopy
... photoemission spectroscopy with submicrometer spatial resolution ( µ ARPES) to visu- alise the layer-dependent valence band structure of mechanically exfoliated crystals of ...
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Three dimensional electronic structure of the nematic and antiferromagnetic phases of NaFeAs from detwinned angle resolved photoemission spectroscopy
... shown that, at least at some optimal photon energies and geometries, ARPES measurements in the tetragonal phase can observe a Fermi surface consisting of two crossed ellipses, corresponding to the expected band structure ...
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Ramifications of optical pumping on the interpretation of time resolved photoemission experiments on graphene
... and angle-resolved photoemission spectroscopy (TR-ARPES) experiments the presence of the pump pulse adds a new level of complexity to the photoemission process in comparison to ...
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Laser angle-resolved photoemission as a probe of initial state k(z) dispersion, final-state band gaps, and spin texture of Dirac states in the Bi2Te3 topological insulator
... Angle-resolved photoemission spectroscopy (ARPES) has been used widely for investigating the bulk as well as the topological surface states in the ...
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Nearly free electrons in a 5d delafossite oxide metal
... From angle-resolved photoemission spectroscopy ARPES, combined with density functional theory calculations and precise transport measurements performed on focused ion beam patterned crys[r] ...
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Quasi two dimensional Fermi surface topography of the delafossite PdRhO2
... In summary, we have successfully established the Fermi surface topography of the metallic delafossite PdRhO , using a combination of angle-resolved photoemission spectroscopy and high re[r] ...
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Exceptional surface and bulk electronic structures in a topological insulator, Bi2Se3
... x-ray photoemission (HXP) measurements were carried out at the P09 beamline of Petra III, Hamburg, Germany using ...x-ray photoemission (CXP) measurements were carried out at the electron ...
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Angle Resolved Photoemission Analysis of Electronic Structures for Thermoelectric Properties of Off Stoichiometric Fe2 xV1+xAl Alloys
... photoelectron spectroscopy and clarify the existence of the gap by high-resolution angle-resolved photoelectron ...spectroscopy. Angle-resolved photoemission analysis of ...
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Electronic and Local Crystal Structures of the ZrNiSn Half Heusler Thermoelectric Material
... radiation photoemission spectros- copy (SR-PES) 17) measurements on ZrNiSn suggested that a local disorder exists in the alloy and that an in-gap electronic state which is not predicted by electronic band ...
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Complex spectral evolution in a BCS superconductor, ZrB12
... the angle inte- grated spectra may be attributed to the matrix elements associated to different constituent states forming the eigenstates of the valence band, which is a sensitive function of the photon energy 16 ...
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Nanoscale momentum-resolved vibrational spectroscopy
... scattering angle and energy loss ( 41 ...scattering angle and mostly affected by instabilities that result in a broadening during long acquisitions at higher momentum ...
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Time-and-Angle Resolved Studies of Quantum Materials.
... the photoemission process whereby we deal with either optical excitations and/or single photoemission, I would like to briefly consider the effect on the Hubbard bands when an applied electric field is ...
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Spatially Resolved Infrared Spectroscopy of Seyfert Galaxies
... However, based on the strength and velocity width of infrared [Fell] lines, as well as their spatial correlation with hydrogen recombination lines, others have concluded that in some Sey[r] ...
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TCNQ physisorption on the Bi2Se3 topological insulator
... The essentially unperturbed electronic structure of the topological insulator observed by photoemission spectroscopy measurements demonstrates a negligible charge transfer between the mo[r] ...
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X ray spectroscopic study of the electronic structure of CuCrO2
... spectra are compared with O 2p and Cu 3d partial densities of states respectively. Four features labeled I-IV may be identified in the experimental spectra. Reference to the band structure calculations shows that I and ...
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In situ study of the initial stages of oxidation of alloy u 6wt % nb with angle resolved x ray photoelectron spectroscopy (ARXPS)
... take-off angle. During each series of angle resolved measurements, acquisition time and stoppage time were recorded to estimate the rate of oxide ...
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Resolving the temporal evolution of line broadening in single quantum emitters
... Figure 4 shows an excerpt of a PCFS measurement, evaluated at two different time delays τ = 2 ns in Figs. 4(a) and 4(b) and τ = 100 µs in Figs. 4(c) and 4(d). Instead of using the angular frequency shift ζ , we plot the ...
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Photophysics of sunscreen molecules in the gas phase : a stepwise approach towards understanding and developing next generation sunscreens
... Time-resolved ion yield (TR-IY) is a technique used to study the dynamics following photoexcitation to an excited electronic state, by monitoring the ion signal resulting from ionization of the excited molecule ...
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