Y. S. Sun

ORCID: 0000-0002-4001-5296
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About
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Research Areas
  • Astro and Planetary Science
  • Stellar, planetary, and galactic studies
  • Planetary Science and Exploration
  • Cosmology and Gravitation Theories
  • Geophysics and Gravity Measurements
  • Gyrotron and Vacuum Electronics Research
  • Particle accelerators and beam dynamics
  • Particle Accelerators and Free-Electron Lasers
  • Historical Astronomy and Related Studies
  • Space Satellite Systems and Control
  • Astrophysics and Star Formation Studies
  • Spacecraft Dynamics and Control
  • Solar and Space Plasma Dynamics
  • Astronomy and Astrophysical Research
  • Photoacoustic and Ultrasonic Imaging
  • Nanoplatforms for cancer theranostics
  • Advanced Nanomaterials in Catalysis
  • Inertial Sensor and Navigation
  • Geomagnetism and Paleomagnetism Studies
  • Microfluidic and Capillary Electrophoresis Applications
  • Embedded Systems and FPGA Applications
  • Analytical Chemistry and Chromatography
  • Water Quality Monitoring and Analysis
  • Aluminum Alloy Microstructure Properties
  • Luminescence Properties of Advanced Materials

Ningbo Institute of Industrial Technology
2024

Chinese Academy of Sciences
2024

Wenzhou Medical University
2024

Xi'an Jiaotong University
2020

National University of Defense Technology
2019

Nanjing University
1999-2018

Donghua University
2017

Yangzhou University
2016

Hankou University
1999-2009

Purple Mountain Observatory
2001

Chemodynamic therapy (CDT) exhibits unsatisfactory therapeutic efficacy for colorectal cancer (CRC) due to the hyposensitive Fenton reaction. Herein, we constructed a novel multifunctional nanoplatform based on bismuth-doped iron selenide nanoparticles (BFS NPs) promoting performance of CDT CRC. BFS NPs can realize and second near-infrared photothermal (NIR-II PTT) by means reaction an excellent conversion efficiency (η = 31.9%). Moreover, rising temperature induced NIR irradiation...

10.1021/acsmaterialslett.4c00147 article EN ACS Materials Letters 2024-03-22

Galaxy mergers are a crucial pathway for the growth and evolution of galaxies at cosmic center. Supermassive black holes (SMBHs) commonly present centers galaxies. During galaxy mergers, central SMBHs may form binary hole systems and, in some cases, merge. Detecting studying supermassive within is significant aspect research. Active produce prominent broad emission lines, which serve as effective probes such activity. The presence two distinct sets lines with velocity differences has...

10.54254/2753-8818/2025.21443 article EN Theoretical and Natural Science 2025-03-13

The aim of this article is to establish a general and practical analytical model the one-sided multipactor on dielectric metal surface analyze resonant effect for recent growing interest in spacecrafts. A theoretical involving normal static electric field, radio frequency (RF) field with both tangential components, influence desorption gas proposed. kinetic properties condition electron are studied by calculations. results show that transit time decreases increase pressure gas. emission...

10.1109/ted.2019.2937752 article EN IEEE Transactions on Electron Devices 2019-09-11

Aim. We construct a new arc model to represent the global perturbation induced by Jupiter Trojans for development of modern planetary ephemerides. Methods. The are divided into two groups: (1) 226 biggest ones with absolute magnitudes $H<11$, have well determined masses and treated as individual bodies; (2) remaining small $H\geqslant11$, modeled discrete arcs centered at Jupiter's L4 L5 points, respectively. Then we derived parameters characterizing arcs, such total mass, mass ratio,...

10.1051/0004-6361/201832809 article EN Astronomy and Astrophysics 2018-04-25

Aims.We explore the formation and evolution of highly inclined orbit Neptune Trojan 2005 TN53.

10.1051/0004-6361:20066297 article EN Astronomy and Astrophysics 2006-12-18

Aims. We explore the orbital evolution of four Jovian planets embedded in a self-gravitating planetesimal disk, along with simultaneous accretion small bodies by proto-Uranus and proto-Neptune.

10.1051/0004-6361/201015601 article EN Astronomy and Astrophysics 2011-02-08

<i>Context. <i/>For a general <i>N<i/>-body system, Marchal constructed an analytical test of escape, which uses only one-dimensional projected motion state the system at any given instant. This is well adapted to identifying real, disintegrating small stellar systems, full states are generally unavailable. However, our knowledge, there has been no practical application this until present-day.<i>Aims. <i/>In paper, we aim adapting above visual triple stars with estimable component masses and...

10.1051/0004-6361/200809392 article EN other-oa Astronomy and Astrophysics 2009-07-02

In this paper, we present virial equilibrium states of spheroidal stellar systems and study their linear stability. We consider the cases both homogeneous a particular class heterogeneous spheroids. It is assumed that K11=K22=α K33, where Kii i th diagonal element kinetic-energy tensor α positive constant. The semi-axes considered satisfy set reversible ordinary differential equations derived from non-stationary theorem. For each α, there exists unique state linearly stable under our...

10.1046/j.1365-8711.1999.02290.x article EN Monthly Notices of the Royal Astronomical Society 1999-03-11

This paper proposes a theoretical model for the single-surface multipactor on dielectric. We consider combined effects of normal cumulative electric field, and tangential radio frequency (RF) fields, as well external direct current (DC) magnetic field study suppression effect DC resonant multipactor. Kinetic properties electron condition with no are derived by analytical calculations. The flight time is analyzed profoundly considering different values electron’s initial energy, amplitude...

10.1063/1.5143108 article EN cc-by AIP Advances 2020-04-01

The resonant multipactor is a special electron multiplication phenomenon in which electrons oscillate synchronously with the radio frequency electric field and grow exponentially. It could take place only if emission phase of satisfies specific condition <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">1</sup> . In some microwave components commonly-used spacecrafts, such as isolators circulators, typical parallel-dielectric-plate structure...

10.1109/icops37625.2020.9717574 article EN 2020 IEEE International Conference on Plasma Science (ICOPS) 2020-12-06

Research in Celestial Mechanics, for the past three years, has mainly focused on understanding of Chaos all its aspects. The always larger number potential applications (meteors, KBO, NEA, asteroids main belt but also exoplanets or galactic motions) and development new efficient tools, like symplectic integrators, have allowed passage from QUALITATIVE models (for example transfer mechanisms) to real QUANTITATIVE results (like calculation lifetimes). This important step contributed (re)create...

10.1017/s0251107x00002546 article EN Transactions of the International Astronomical Union 2000-01-01
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