Xi-Dan Hu

ORCID: 0000-0003-3457-0872
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Research Areas
  • Quantum many-body systems
  • Quantum Computing Algorithms and Architecture
  • Tuberculosis Research and Epidemiology
  • Mycobacterium research and diagnosis
  • Immunotherapy and Immune Responses
  • Escherichia coli research studies
  • Cold Atom Physics and Bose-Einstein Condensates
  • Brucella: diagnosis, epidemiology, treatment
  • Quantum and electron transport phenomena
  • Quantum Information and Cryptography
  • Immune responses and vaccinations
  • Phytochemicals and Antioxidant Activities
  • Topological Materials and Phenomena
  • Physics of Superconductivity and Magnetism
  • Biochemical Analysis and Sensing Techniques
  • Graph theory and applications
  • Climate Change Communication and Perception
  • Quantum, superfluid, helium dynamics
  • Digital Holography and Microscopy
  • Immune Response and Inflammation
  • Metamaterials and Metasurfaces Applications
  • Quantum Mechanics and Non-Hermitian Physics
  • Science Education and Perceptions
  • Andrographolide Research and Applications
  • Spectral Theory in Mathematical Physics

South China Normal University
2019-2025

First Affiliated Hospital of Kunming Medical University
2020-2024

Kunming Medical University
2020-2024

Nanning Normal University
2022-2023

Shanghai Science and Technology Museum
2019

Xinjiang Academy of Animal Science
2005-2013

10.1103/physrevb.111.024301 article EN Physical review. B./Physical review. B 2025-01-03

We study a cluster Ising model with non-Hermitian external field which can be exactly solved in the language of free fermions. By investigating second derivative energy density and fidelity, possible new critical points are tentatively located. The string order parameter staggered magnetization then detected to reveal emergent phases brand characteristics. To categorize exotic phase transitions induced by non-Hermiticity, we calculate variation mode spin-correlation function as well...

10.1103/physreva.105.053311 article EN Physical review. A/Physical review, A 2022-05-27

China, the largest pomelo producer, has many famous varieties. However, there been limited research on comparative of chemical compositions and antioxidant activities among different varieties from China. In work, five one grapefruit variety China were studied by investigating their composition activity. Volatiles in dichloromethane extract peels measured using gas chromatography - mass spectrometry. Shatianyu contained 27 volatile compounds, was most abundant volatiles. Total protein,...

10.1016/j.focha.2022.100180 article EN cc-by-nc-nd Food Chemistry Advances 2022-12-31

Osteoarthritis (OA) is a chronic joint function disorder with characteristics of chondrocytes reduction and extracellular matrix (ECM) components destruction. MicroRNAs (miRNAs) the SDF-1/CXCR4 axis are essential factors chondrocyte apoptosis ECM degeneration. However, very few studies have investigated correlation between miRNAs in osteoarthritis so far. Here, through microarray bioinformatics analyses, we identified miR-142-5p as CXCR4-targeted dramatically downregulated miRNA cartilage...

10.1155/2020/4508108 article EN cc-by Biochemistry Research International 2020-01-25

We constructed a combined DNA vaccine comprising genes encoding the antigens BCSP31, superoxide dismutase (SOD), and L7/L12 evaluated its immunogenicity protective efficacy. Immunization of mice with offered high protection against Brucella abortus (B. abortus) infection. The induced vigorous specific immunoglobulin G (IgG) response, higher IgG2a than IgG1 titers. Cytokine profiling performed at same time showed biased Th1-type immune response significantly increased interferon-γ tumor...

10.1089/dna.2006.0552 article EN DNA and Cell Biology 2007-06-01

In this study, we demonstrated that calves vaccinated with a combined DNA vaccine encoding Ag85B, MPT- 64, and MPT-83 antigens from the Mycobacterium tuberculosis for priming subsequently boosting BCG prior to experimental challenge virulent bovis (M. bovis) resulted in improved immune responses over immunizing. Vaccination DNA/BCG induced higher levels of antigen- specific gamma interferon (IFN-γ) whole-blood cultures 4 weeks after final vaccination level antigen-specific IFN-γ response...

10.1089/dna.2006.25.438 article EN DNA and Cell Biology 2006-08-01

We evaluated the immunogenicity and protective efficacy of a combined DNA vaccine containing six genes encoding immunodominant antigens from Mycobacterium bovis Brucella abortus. The number lymph node spleen cultures positive for M. B. abortus calves immunized with was significantly reduced (p < 0.01) compared unvaccinated after challenge virulent 544. group displayed stronger antigen-specific interferon-γ (IFN-γ) responses IFN-γ ELISPOT activities 2 months final immunization challenge....

10.1089/dna.2008.0790 article EN DNA and Cell Biology 2009-04-01

To re-evaluate virulence of Mycobacterium tuberculosis (M. tb) in cattle, we experimentally infected calves with M. tb andMycobacterium bovisvia intratracheal injection at a dose 2.0×107 CFU and observed the animals for 33 weeks. The intradermal tuberculin test IFN-γin vitro release assay showed that both bovis induced similar responses. Immunohistochemical staining pulmonary lymph nodes indicated antigen MPB83 were similarly distributed tissue samples. Histological examinations all groups...

10.1371/journal.pone.0074507 article EN cc-by PLoS ONE 2013-09-30

Operator size growth describes the scrambling of operators in quantum dynamics and stands out as an essential physical concept for characterizing chaos. Important it is, a scheme direct measuring operator on computer is still absent. Here, we propose algorithm its distribution based Bell measurement. The verified with spin chains and, meanwhile, effects Trotterization error noise are analyzed. It revealed that saturation can be due to chaos itself or consequence noise. Nevertheless, found...

10.1103/physreva.107.022407 article EN Physical review. A/Physical review, A 2023-02-08

This study evaluated the adjuvant Dimethyldioctyldecyl Ammonium Bromide (DDA) effect on protective immunity induced by a combination of plasmids containing genes encoding antigens Ag85B, MPT-83, and ESAT-6 from Mycobacterium tuberculosis. The combined DNA vaccines in DDA resulted significant increases both specific IgG splenic T-cell–derived Th1-type cytokine gamma interferon (IFN-γ) production response to three purified when compared that saline. Vaccines increased efficacy mice challenged...

10.1089/1044549041474742 article EN DNA and Cell Biology 2004-07-01

Abstract The relativistic dynamical properties of chiral Weyl quasiparticles (WQPs) are investigated in a stationary magnetic field. visualized evolution process quasiparticles’ wavepackets has been calculated with different angles between the spinor and results reveal that WQPs feature anisotropic dynamics, which falls into two typical motion modes, i.e. directional drift (chiral effect) periodic oscillation Zitterbewegung ). We theoretically find mechanism behind this interesting...

10.1088/1367-2630/ac10fc article EN cc-by New Journal of Physics 2021-07-01

Dual-unitary quantum circuits can provide analytic spatiotemporal correlation functions of local operators from transfer matrices, enriching our understanding dynamics with exact solutions. Nevertheless, a full is still lacking as the case non-diagonalizable matrix exceptional points has less been investigated. In this paper, we give an inverse approach for constructing dual-unitary in by establishing relations between matrices and unitary gates. As consequence coalesce eigenvectors, exhibit...

10.48550/arxiv.2406.08338 preprint EN arXiv (Cornell University) 2024-06-12

Science culture is an important part of the social system and has become a major force in shaping modern society. High-quality sustainable innovation not possible without vibrant engaging science culture. popularization (SP) venues serve as bridge between scientists public constitute platform for disseminating This study explores organic connection SP dissemination internal mechanisms those by discussing practices China elsewhere. It concludes that venue becoming dissemination. offers...

10.1177/209660831900200304 article EN Cultures of Science 2019-09-01

Quantum magnets are never short of novel and fascinating dynamics, yet its simulation by classical computers requires exponentially-scaled computation resources, which renders the research on large-scale many-body dynamics fiendishly difficult. In this letter, we explore dynamic behavior 2D ferromagnetic J1-J2 Heisenberg model both theoretically experimentally. First, analytical solution magnon is obtained to show an obvious ballistic propagation magnon, typical for quantum walk. Then,...

10.48550/arxiv.2109.11371 preprint EN other-oa arXiv (Cornell University) 2021-01-01

We investigate the dynamical properties of quasiparticles in graphene superlattices with three typical Kekulé distortions (i.e., Kekulé-O, Kekulé-Y and Kekulé-M). On one hand, we numerically show visualized evolution process quasiparticles; while on other analytically obtain centroid trajectory quasiparticles, both them agree well each other. The results reveal that relativistic Zitterbewegung (ZB) phenomenon occurs systems. Furthermore, through analyzing frequency ZB, unveil one-to-one...

10.48550/arxiv.2304.08227 preprint EN other-oa arXiv (Cornell University) 2023-01-01

Siraitia grosvenorii is a medicinal and edible plant often used to make tea treat coughs in Chinese folk. All commercially available are dried, the drying process can affect nutritional content of plants. There no comparison chemical composition fresh dried so far. The compositions were determined by gas chromatography-mass spectrometry, high-performance liquid chromatography, spectrophotometry, their differences compared statistically paper. In addition, effect altitude on was also studied...

10.2139/ssrn.4575843 preprint EN 2023-01-01
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