English
Related papers

Related papers: calcQPI: A versatile tool to simulate quasiparticl…

200 papers

Simulation of the interaction of light with matter, including at the few-photon level, is important for understanding the optical and optoelectronic properties of materials, and for modeling next-generation non-linear spectroscopies that…

Quantum Physics · Physics 2023-02-09 Steve M. Young , Hartmut Häffner , Mohan Sarovar

The quasiparticle scattering interference (QSI) is intimately related to the nature of the quasiparticle and of its interplay with a variety of electronic orders and superconductivity. Here starting from the microscopic octet scattering…

Superconductivity · Physics 2024-10-31 Minghuan Zeng , Xiang Li , Yongjun Wang , Shiping Feng

Identifying the pairing symmetry in unconventional superconductors is essential for reliably characterizing their superconducting states and for enabling their integration into realistic quantum devices. Here, we introduce a…

Superconductivity · Physics 2026-02-24 Adam Hložný , Jozef Haniš , Martin Gmitra , Marko Milivojević

Coherent diffractive imaging has enabled the structural analysis of individual free nanoparticles in a single shot and offers the tracking of their light induced dynamics with unprecedented spatial and temporal resolution. The retrieval of…

Optics · Physics 2020-05-07 Björn Kruse , Benjamin Liewehr , Christian Peltz , Thomas Fennel

We demonstrate a general, computer automated procedure that inverts the q-space scattering data measured by spectroscopic imaging scanning tunneling microscopy (SI-STM) to determine the k-space scattering structure. This allows a detailed…

Superconductivity · Physics 2013-07-29 Jacob W. Alldredge , Eduardo M. Calleja , Jixia Dai , H. Eisaki , S. Uchida , Kyle McElroy

The quasiparticle (QP) energies, which are minus of the energies required by removing or produced by adding one electron from/to the system, corresponding to the photoemission or inverse photoemission (PE/IPE) spectra, are determined…

Other Condensed Matter · Physics 2017-02-15 Kaoru Ohno , Shota Ono , Tomoharu Isobe

The quasiparticle interference (QPI) in Sr$_{2}$RuO$_{4}$ is theoretically studied based on two different pairing models in order to propose an experimental method to test them. For a recently proposed two-dimensional model with pairing…

Superconductivity · Physics 2013-09-25 Yi Gao , Tao Zhou , Huaixiang Huang , C. S. Ting , Peiqing Tong , Qiang-Hua Wang

A major hurdle in Quantum Image Processing (QIMP) is efficiently transferring classical, high-dimensional image data into quantum states. Current methods face trade-offs: amplitude encoding (FRQI) is computationally expensive in gate…

A novel collinear magnetic phase, termed ``altermagnetism,'' has recently been uncovered, characterized by zero net magnetization and momentum-dependent collinear spin-splitting. To understand the intriguing physical effects of altermagnets…

Strongly Correlated Electrons · Physics 2025-02-12 Hao-Ran Hu , Xiangang Wan , Wei Chen

Quantitative phase imaging (QPI) is an emerging label-free technique that produces images containing morphological and dynamical information without contrast agents. Unfortunately, the phase is wrapped in most imaging system. Phase…

Image and Video Processing · Electrical Eng. & Systems 2021-09-01 Fangshu Yang , Thanh-an Pham , Nathalie Brandenberg , Matthias P. Lutolf , Jianwei Ma , Michael Unser

The quantum Fisher information (QFI) represents a fundamental concept in quantum physics. On the one hand, it quantifies the metrological potential of quantum states in quantum-parameter-estimation measurements. On the other hand, it is…

In this paper, we investigate the quasiparticle scattering interference(QPI) in the nematic phase of iron pnictides, based on the magnetic and orbital scenarios of nematicity, respectively. In the spin density wave(SDW) state, the QPI…

Strongly Correlated Electrons · Physics 2016-12-13 Hai-Yang Zhang , Jian-Xin Li

Non-equilibrium quasiparticles are possible sources for decoherence in superconducting qubits because they can lead to energy decay or dephasing upon tunneling across Josephson junctions (JJs). Here, we investigate the impact of the…

Correlating the data measured by tunneling and photoemission spectroscopies is a long-standing problem in condensed matter physics. The quasiparticle interference, recently discovered in high-Tc cuprates, reveals a possibility to solve this…

Strongly Correlated Electrons · Physics 2009-03-04 A. A. Kordyuk , V. B. Zabolotnyy , D. S. Inosov , S. V. Borisenko

We present a phenomenological calculation of the quasiparticle-interference (QPI) pattern and inelastic Neutron scattering (INS) spectra in iron-pnictide and layered iron-selenide compounds by using materials specific band-structure and…

Superconductivity · Physics 2012-04-24 Tanmoy Das , A. V. Balatsky

Quantum signal processing (QSP), which enables systematic polynomial transformations on quantum data through sequences of qubit rotations, has emerged as a fundamental building block for quantum algorithms and data re-uploading quantum…

We present a computer simulation model that is a one-to-one copy of an experimental realization of Wheeler's delayed choice experiment that employs a single photon source and a Mach-Zehnder interferometer composed of a 50/50 input beam…

Quantum Physics · Physics 2011-05-31 K. Michielsen , S. Yuan , S. Zhao , F. Jin , H. De Raedt

We investigate the impurity scattering induced quasiparticle interference in the ($\pi, 0$) spin-density wave phase of the iron pnictides. We use a five orbital tight binding model and our mean field theory in the clean limit captures key…

Strongly Correlated Electrons · Physics 2017-12-14 Dheeraj Kumar Singh , Pinaki Majumdar

Exact simulations of quantum circuits (QCs) are currently limited to $\sim$50 qubits because the memory and computational cost required to store the QC wave function scale exponentially with qubit number. Therefore, developing efficient…

Quantum Physics · Physics 2025-02-18 Marco Bernardi

When the electric conductance of a nano-sized metal is measured at low temperatures, it often exhibits complex but reproducible patterns as a function of external magnetic fields, called quantum fingerprints in electric conductance. Such…

Mesoscale and Nanoscale Physics · Physics 2022-06-14 Shunsuke Daimon , Kakeru Tsunekawa , Shinji Kawakami , Takashi Kikkawa , Rafael Ramos , Koichi Oyanagi , Tomi Ohtsuki , Eiji Saitoh
‹ Prev 1 3 4 5 6 7 10 Next ›