Peng Ru

ORCID: 0000-0001-7807-1974
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About
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Research Areas
  • High-Energy Particle Collisions Research
  • Particle physics theoretical and experimental studies
  • Quantum Chromodynamics and Particle Interactions
  • Cold Atom Physics and Bose-Einstein Condensates
  • Quantum, superfluid, helium dynamics
  • Innovation Policy and R&D
  • Climate Change Policy and Economics
  • Social Acceptance of Renewable Energy
  • Quantum Mechanics and Applications
  • Advanced Thermodynamics and Statistical Mechanics
  • Pulsars and Gravitational Waves Research
  • Nuclear physics research studies
  • High-pressure geophysics and materials
  • Wind Energy Research and Development
  • Physics of Superconductivity and Magnetism
  • Chinese history and philosophy
  • Environmental Changes in China
  • Risk Perception and Management
  • Public Relations and Crisis Communication
  • Environmental and Agricultural Sciences
  • Firm Innovation and Growth
  • Asian Culture and Media Studies
  • Remote Sensing and Land Use
  • Energy Efficiency and Management
  • Scientific Research and Discoveries

South China Normal University
2020-2024

Tsinghua University
2011-2023

Central China Normal University
2004-2021

University of California, Los Angeles
2021

Dalian University of Technology
2013-2020

American Dental Education Association
2020

Charles River Laboratories (Netherlands)
2020

John Wiley & Sons (United States)
2020

Dalian University
2013-2017

Oak Ridge National Laboratory
2014

Within the framework of generalized QCD factorization formalism, a set nuclear-dependent observables all arise from quark-gluon and gluon-gluon correlation functions, which are closely connected to well-known jet transport coefficient ($\stackrel{^}{q}$) for nucleus. In this paper, we perform first global analysis $\stackrel{^}{q}$ cold nuclear matter with kinematics dependent parametrization. The takes into account world data on transverse momentum broadening in semi-inclusive...

10.1103/physrevd.103.l031901 article EN cc-by Physical review. D/Physical review. D. 2021-02-26

Predictions made in Albacete et al. [Int. J. Mod. Phys. E 22 (2013) 1330007] prior to the LHC [Formula: see text]Pb run at text] TeV are compared currently available data. Some predictions shown here have been updated by including same experimental cuts as additional also presented, especially for quarkonia, that were provided experiments before data public but too late original publication.

10.1142/s0218301316300058 article EN International Journal of Modern Physics E 2016-09-01

We present a detailed study of the (pseudo)rapidity distributions massive vector bosons produced in p+p and p+Pb collisions at LHC within next-to-leading order approximation perturbative quantum chromodynamics. In particular, we discuss impact different cold nuclear matter effects on this process using parton calculated from microscopic model developed by Kulagin Petti (KP). This was successfully applied to deep-inelastic scattering Drell-Yan reactions off various (fixed) target nuclei....

10.1103/physrevd.94.113013 article EN publisher-specific-oa Physical review. D/Physical review. D. 2016-12-22

Abstract The ALICE Collaboration measured three- and four-pion Bose-Einstein correlations (BECs) for Pb-Pb collisions at the Large Hadron Collider (LHC). It is speculated that observed significant suppression of multi-pion BECs owing to a considerable degree coherent pion emission in these collisions. Here, we study BEC functions granular sources with pion-emission droplets. We find intercepts correlation relative momenta near zero are sensitive number droplets source. They decrease droplet...

10.1088/1674-1137/abcd8d article EN Chinese Physics C 2020-11-25

The production of massive gauge bosons, Z0 and , in heavy-ion reactions at the Large Hadron Collider (LHC) provides an excellent tool for studying cold nuclear matter effects high-energy collisions. In this paper we investigate p+Pb Pb+Pb LHC, next-to-leading order next-to-next-to-leading order, using DYNNLO program incorporating parton distribution function (nPDFs) parametrization sets EPS09 DSSZ, within framework perturbative quantum chromodynamics. Numerical simulations transverse...

10.1088/0954-3899/42/8/085104 article EN Journal of Physics G Nuclear and Particle Physics 2015-06-18

Recently, the ALICE collaboration analyzed three- and four-pion Hanbury Brown-Twiss (HBT) correlations in Pb-Pb collisions at Large Hadron Collider (LHC). The measured suppressions of may originate from a substantial coherence particle-emitting sources. In this work we investigate normalized HBT correlation functions for evolving pion gas (EPG) sources with Bose-Einstein condensation. We find that intercepts zero relative momentum are sensitive to source condensation particle momentum. low...

10.1088/1361-6471/ab449a article EN Journal of Physics G Nuclear and Particle Physics 2019-09-13

The Fukushima nuclear accident in Japan 2011 substantially undermined global development, making public acceptance a particularly crucial influential factor worldwide. Although ample studies have identified factors shaping acceptance, few researchers paid attention to transitions and perception over the long term, consistent observations of across different periods same power plant (NPP) are lacking. In this study we aim fill gap by exploring new NPP during construction phases including...

10.1016/j.erss.2023.103350 article EN cc-by-nc-nd Energy Research & Social Science 2023-11-22

In this letter, we study the pion momentum distribution of a coherent source and investigate influences emission on transverse-momentum ($p_T$) spectrum elliptic anisotropy. With partially source, constructed by conventional viscous hydrodynamics model (chaotic part) parameterized expanding model, reproduce $p_T$ anisotropy coefficient $v_2(p_T)$ in peripheral Pb-Pb collisions at $\sqrt{s_{NN}}=2.76$ TeV. It is found that are related to initial size shape largely due interference effect....

10.1016/j.physletb.2017.12.013 article EN cc-by Physics Letters B 2017-12-07

We investigate the chaoticity parameter λ in two-pion interferometry an expanding boson gas model. The degree of Bose–Einstein condensation identical pions, density distributions, and Hanbury–Brown–Twiss (HBT) correlation functions are calculated for within mean-field description with a harmonic oscillator potential. results indicate that source thousands pions may exhibit at temperatures encountered during hadronic phase relativistic heavy-ion collisions. This finite decrease measurements...

10.1088/0954-3899/41/12/125101 article EN Journal of Physics G Nuclear and Particle Physics 2014-10-15

The production of the massive bosons $$Z^0$$ and $$W^{\pm }$$ could provide an excellent tool to study cold nuclear matter effects modifications parton distribution functions (nPDFs) relative (PDFs) a free proton in high-energy reactions at LHC as well heavy-ion collisions (HIC) with much higher center-of-mass energies available future colliders. In this paper we calculate rapidity transverse momentum distributions vector boson their modification factors p + Pb $$\sqrt{s_{NN}}=63$$ TeV...

10.1140/epjc/s10052-015-3652-x article EN cc-by The European Physical Journal C 2015-09-01

We review the properties of chaoticity and coherence in Bose-Einstein condensation correlations, for a dense boson system its mean-field represented approximately by harmonic oscillator potential. The order parameter nature phase transition from chaotic to condensate states are studied different fixed numbers bosons. two-particle correlation function momentum space is calculated investigate how depends on degree other variables. generalize analysis three-particle correlations show dependence...

10.48550/arxiv.1501.04530 preprint EN other-oa arXiv (Cornell University) 2015-01-01

We calculate the three- and four-particle correlations of identical pions in an evolving pion gas (EPG) model with Bose-Einstein condensation. The multi-pion correlation functions EPG are analyzed different momentum intervals compared experimental data for Pb-Pb collisions at $\sqrt{s_{NN}}=2.76$ TeV. It is found that cumulant sensitive to condensation fraction sources low average transverse-momentum three four pions. results consistent a considerable degree, which gives source between 16~--~47\%.

10.1088/1361-6471/aabb78 article EN Journal of Physics G Nuclear and Particle Physics 2018-04-04

10.1016/j.physletb.2005.09.051 article EN Physics Letters B 2005-10-03

Using one- and two-body density matrices, we calculate the spatial momentum distributions, two-particle Hanbury-Brown–Twiss (HBT) correlation functions, chaotic parameter λ in HBT interferometry for systems of boson gas within harmonic oscillator potentials with anisotropic frequencies transverse longitudinal directions. The parameter, which can be obtained by measuring functions at zero relative particle pair, is related to degree Bose–Einstein condensation thus system environment. We...

10.1142/s0218301313500833 article EN International Journal of Modern Physics E 2013-11-01

We review the properties of chaoticity and coherence in Bose-Einstein condensation correlations, for a dense boson system its mean-field represented approximately by harmonic oscillator potential. The order parameter nature phase transition from chaotic to condensate states are studied different fixed numbers bosons. two-particle correlation function momentum space is calculated investigate how depends on degree other variables. generalize analysis three-particle correlations show dependence...

10.22004/ag.econ.253765 article EN Journal of Central European Green Innovation 2016-01-01

We explore the squeezed back-to-back correlation (SBBC) and investigate how squeezing effect influences Hanbury Brown-Twiss (HBT) interferometry using an expanding Gaussian source with non-zero width. The SBBC HBT of $D^0$ $\phi$ mesons finite in-medium widths are studied. flow may enhance strength $D^0{\bar D}^0$ $\phi\phi$ in low momentum region but suppress larger region. suppresses influence on radii, which is significant for two identical bosons large pair or mass. Due to effect,...

10.48550/arxiv.2401.11211 preprint EN cc-by arXiv (Cornell University) 2024-01-01

We explore the squeezed back-to-back correlation (SBBC) and investigate how squeezing effect influences Hanbury-Brown–Twiss (HBT) interferometry using an expanding Gaussian source with nonzero width. The SBBC HBT of <a:math xmlns:a="http://www.w3.org/1998/Math/MathML"><a:msup><a:mi>D</a:mi><a:mn>0</a:mn></a:msup></a:math> <b:math xmlns:b="http://www.w3.org/1998/Math/MathML"><b:mi>ϕ</b:mi></b:math> mesons finite in-medium widths are studied. flow may enhance strength <c:math...

10.1103/physrevc.109.024902 article EN cc-by Physical review. C 2024-02-05

Dijet production in proton-nucleus ($p\mathrm{A}$) collisions at the LHC provides invaluable information on underlying parton distributions nuclei, especially gluon distributions. Triple-differential dijet cross sections enable a well-controlled kinematic scan (over momentum fraction $x$ and probing scale ${Q}^{2}$) of nuclear distribution functions (nPDFs), i.e., ${f}_{i}^{\mathrm{A}}(x,{Q}^{2})$. In this work, we study several types triple-differential for proton-proton proton-lead...

10.1103/physrevd.105.096025 article EN cc-by Physical review. D/Physical review. D. 2022-05-24
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