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Related papers: Autonomous microARPES

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In spin- and angle-resolved photoemission spectroscopy (SARPES) the energy-momentum dispersion of electronic states in crystalline solids is measured along with the spin direction of the photoemitted electrons. The technique therefore…

Materials Science · Physics 2022-05-09 M. H. Berntsen , O. Götberg , B. M. Wojek , O. Tjernberg

Deep learning has revolutionized computer vision, yet a major gap persists between complex, data-hungry deep learning models and the practical demands of state-of-the-art scientific measurements. To fundamentally bridge this gap, we propose…

Materials Science · Physics 2025-10-13 Yuichi Yokoyama , Kohei Yamagami , Yuta Sumiya , Hayaru Shouno , Masaichiro Mizumaki

We establish the angle-resolved thermal emission spectroscopy (ARTES) as a new platform to characterize the intrinsic eigenmode properties of non-Hermitian systems. This method can directly map the dispersion of meta-crystals within the…

Applied Physics · Physics 2020-02-05 Fan Zhong , Kun Ding , Ye Zhang , Shining Zhu , C. T. Chan , Hui Liu

X-ray absorption near edge structure (XANES) spectroscopy is a powerful technique for characterizing the chemical state and symmetry of individual elements within materials, but requires collecting data at many energy points which can be…

Applied Physics · Physics 2025-04-25 Ming Du , Mark Wolfman , Chengjun Sun , Shelly D. Kelly , Mathew J. Cherukara

Indirect transitions of electrons in graphene and graphite are investigated by means of angle-resolved photoemission spectroscopy (ARPES) with several different incident photon energies and light polarizations. The theoretical calculations…

Angle power spectrum (APS) characterizes the directional distribution of received signal power and is directly relevant to beam management and MIMO processing. While environment-aware learning has been widely studied for radio maps and path…

Signal Processing · Electrical Eng. & Systems 2026-05-15 Junxi Huang , Xiucheng Wang , Nan Cheng , Kailong Wang , Ruijin Sun , Zhisheng Yin

The Planet Hunting and Asteroseismology Explorer Spectrophotometer, PHASES, is a concept for a space-borne instrument to obtain flux calibrated spectra and measure micro-magnitude photometric variations of nearby stars. The science drivers…

Instrumentation and Methods for Astrophysics · Physics 2010-01-13 Carlos del Burgo , Carlos Allende Prieto , Tully Peacocke

Time-resolved ARPES gives access to the band structure and ultrafast dynamics of excited electronic states in solids. The orbital character of the bands close to the Fermi level is essential to understand the origin of several exotic…

Strongly Correlated Electrons · Physics 2023-01-04 J. Zhang , Z. Chen , J. Caillaux , Y. Klein , A. Gauzzi , A. Bendounan , A. Taleb-Ibrahimi , L. Perfetti , E. Papalazarou , M. Marsi

The term Active Plasma Resonance Spectroscopy (APRS) denotes a class of related techniques which utilize, for diagnostic purposes, the natural ability of plasmas to resonate on or near the electron plasma frequency: A radio frequent signal…

Plasma Physics · Physics 2015-06-19 Jens Oberrath , Ralf Peter Brinkmann

A detailed phenomenology of low energy excitations is a crucial starting point for microscopic understanding of complex materials such as the cuprate high temperature superconductors. Because of its unique momentum-space discrimination,…

In the pseudogap state the spectrum of the autocorrelation of angle resolved photoemission (AC-ARPES) data of Bi2212 presents non-dispersive peaks in momentum space which compare well with those responsible of the checkerboard pattern found…

Superconductivity · Physics 2009-11-13 E. Bascones , B. Valenzuela

Angle-resolved photoemission spectroscopy is a powerful experimental technique for studying anisotropic many-body interactions through the electron spectral function. Existing attempts to decompose the spectral function into non-interacting…

Materials Science · Physics 2026-05-01 Thomas P. van Waas , Christophe Berthod , Jan Berges , Nicola Marzari , J. Hugo Dil , Samuel Poncé

The design and performance of the first vacuum ultra-violet (VUV) laser-based angle-resolved photoemission (ARPES) system are described. The VUV laser with a photon energy of 6.994 eV and bandwidth of 0.26 meV is achieved from the second…

Time and angular resolved photoelectron spectroscopy is a powerful technique to measure electron dynamics in solids. Recent advances in this technique have facilitated band and energy resolved observations of the effect that excited…

Materials Science · Physics 2020-09-30 Umberto De Giovannini , Hannes Hübener , Shunsuke A. Sato , Angel Rubio

We report a comprehensive study of the electronic structure of CeCoGe$_3$ throughout the entire Brillouin zone in the non-magnetic regime using angle-resolved photoemission spectroscopy (ARPES). The electronic structure agrees in large part…

We present a conceptually simple and technically straightforward method for calculating photoelectron wavefunctions that is easily integrable with standard wavefunction-based density-functional-theory packages. Our method is based on the…

Materials Science · Physics 2025-08-04 Ji Hoon Ryoo , Cheol-Hwan Park

The interplay between superconductivity and the pseudogap is an important aspect of cuprate physics. However, the nature of the pseudogap remains controversial, in part because different experiments have suggested different gap functions.…

Inverse photoelectron spectroscopy (IPES) is a powerful technique for probing the unoccupied electronic states of materials. It can be regarded as the inversion process of photoelectron spectroscopy (PES), which examines the occupied…

Instrumentation and Detectors · Physics 2025-09-26 Ryotaro Nakazawa , Haruki Sato , Hiroyuki Yoshida

We have performed a systematic angle-resolved photoemission spectroscopy (ARPES) study of the high-Tc cuprates La2-xSrxCuO4, ranging from the underdoped insulator to the superconductor to the overdoped metal. We have revealed a systematic…

Strongly Correlated Electrons · Physics 2009-11-11 T. Yoshida , X. J. Zhou , D. H. Lu , Seiki Komiya , Yoichi Ando , H. Eisaki , T. Kakeshita , S. Uchida , Z. Hussain , Z. -X. Shen , A. Fujimori

This chapter introduces the use of X-ray absorption spectroscopy (XAS) in studying the local electronic and atomic structure of high-entropy materials. The element selectivity of XAS makes it particularly suitable to address the challenges…

Materials Science · Physics 2024-11-12 Alexei Kuzmin