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| Education and Employment |
Professor of Physics, Department of Physics, Tsinghua University, 2003.12-
Associate Professor, Department of Physics, Tsinghua University, 1999.7-2003.12
Lecturer, Department of Physics, Tsinghua University, 1997.8-1999.7
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| Teaching |
£¨1£©¡°Group Physics¡±, Graduate Course,£¨Spring, 2004-2002, 2000-1999£©
£¨2£©¡°University Physics (BII)¡±, Undergraduate Course,£¨Fall, 2003, 2001-1997£©
£¨3£©¡°New Developments on Modern Physics¡±, Graduate Course£¨Spring, 2004-2002£©
£¨4£©¡°Nuclear Physics and Nuclear Reaction¡±, Graduate Course£¨Spring, 1999-1997£©
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| Research Interests |
£¨1£©Symmetry, solvablity and integrablity in quantum systems.
£¨2£©Representation theory of group and algebra and their applications
to physics, such as algebraic method in nuclear physics.
£¨3£©Quantum Information
Projects as program director:
£¨1£©Nonlinear Dynamical Symmetries in Nucleus under the Extreme
Conditions, supported by the National Natural Science Foundation of
China under Grant 10275038.
£¨2£©Algebraic Method in Nuclear¡¢Atomic and Molecule Physics, supported
by the National Natural Science Foundation of China under Grant
19905005.
£¨3£©Nonlinear Algebraic Approaches to Quantum Many-Body Problems,
supported by Tsinghua Natural Science Foundation under Grant 0430102.
£¨4£©Algebraic Approach to the Spectrum and Decay of Hadrons, supported by
Tsinghua Natural Science Foundation under Grant 98JC079.
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| Awards and Membership |
Awards
a: ¡°Excellent Young Academic Paper Award¡±, Beijing Science and
Technique Society, Second class, 2003.
b: ¡°Fok Ying-Dong Excellent Young Teacher Award¡±, Ministry of
Education, Third class, 2002.
Professional Activities
a: Visiting researcher, Center of Theoretical Nuclear Physics, National
Laboratory for Heavy Ion Accelerator of Chinese Academy of Sciences, 1998-
b: Member of Teaching Committee of Chinese Physical Society, 2004-
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| Selected Publications |
£¨1£©Dong Ruan et al., General realization of N=4 supersymmetric quantum
mechanics and its applications, J. Math. Phys. 44 (7) (2003) 2787-2805.
£¨2£©Dong Ruan, Boson realizations of the polynomial angular momentum algebras
with arbitrary powers and their unitarization, Phys. Lett. A 319 (1-2)
(2003) 122-129.
£¨3) Dong Ruan et al., Single Boson Realizations of the Higgs Algebra, Commun.
Theor. Phys. 40 (1) (2003) 73¨C76.
£¨4£©Dong Ruan et al., N=4 superconformal quantum mechanics in one dimension
and its algebraic structure, Commun. Theor. Phys. 38 (1) (2002) 11-14.
£¨5£©Dong Ruan et al., Indecomposable Representations of the Square-root Lie
Algebras of Vector Type and Their Boson Realizations, Commun.
Theor.Phys. 35 (5) (2001) 513-518.
£¨6£©Dong Ruan et al., The Semiunitary Transformation and Isospectral
Hamiltonians in Arbitrary Dimensional Space, Commun. Theor. Phys. 36 (1)
(2001) 25-28.
£¨7£©Dong Ruan et al., Boson and differential realizations of polynomial
angular momentum algebra, J. Math. Phys. 42(6) (2001) 2718-2724.
£¨8£©Dong Ruan et al., The branching rules for U(7)->O(7)->G2->O(3), Commun.
Theor. Phys. 33(2) (2000) 221-226.
£¨9£©Dong Ruan et al., Indecomposable representations of the nonlinear Lie
algebras, J. Math. Phys. 41(11) (2000) 7839-7854.
£¨10£©Dong Ruan et al., Indecomposable representations of the nonlinear
angular momentum algebra of quadratic type, Commun. Theor. Phys. 34 (4)
(2000) 643-648.
£¨11£©Dong Ruan et al., On a Type of Nonlinear Lie Algebras, Phys. Lett.,
A274 (1-2) (2000) 1-4.
£¨12£©Dong Ruan et al., Spinor representation reduction factors for O(N)->
O(N-1), Commun. Theor. Phys. 32 (1) (1999) 115-118.
£¨13£©Dong Ruan et al., Supersymmetric Quantum Mechanics in d-dimensional
Space, Commun. Theor. Phys., 32 (3) (1999) 477-480.
£¨14£©Dong Ruan et al., Boson Realization of Nonlinear SO(3) algebra, Phys.
Lett., A263 (1-2) (1999) 78-82.
£¨15£©Dong Ruan et al., Algebraic expressions for some SO(N) Racah coefficients
for the two-rowed irreducible representations, Commun. Theor. Phys. 31
(2) (1999) 233-238.
£¨16£©Dong Ruan et al., Algebraic expressions for some SO(N) Racah
coefficients, J. Math. Phys. 39 (1998) 6225.
£¨17£©HongZhou Sun and Dong Ruan, The branching rules for SU(2N)->(SU(N)->O(N)
->O(3))*SU(2) and the highest weight states for groups SU(N) and O(N),
Commun. Theor. Phys. 29(4) (1998) 571-578.
£¨18£©HongZhou Sun and Dong Ruan, Algebraic expressions for O(N)->O(N-1)
reduction factors for the three-rowed irreducible representations, J.
Math. Phys. 39 (1998) 630-648.
£¨19£©GuiLu Long, Dong Ruan et al., Splitting of one-phonon coupling states in
the weakly coupling model, Chinese. Phys. Lett. 15(1) (1998) 5-7.
£¨20) HongZhou Sun, QiZhi Han, Mei Zhang, and Dong Ruan, Reduction factors for
O(N)->O(N-1), Commun. Theor. Phys. 30 (4) (1998) 541-550.
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| Contact |
Mailing address£ºDepartment of Physics, Tsinghua University,Beijing 100084, P.R.China
Email£ºdongruan@tsinghua.edu.cn
Office£ºBuilding of School of Science 3219
Phone£º+86 (10) 62772695
Fax£º+86(10) 62781604
Links£º |
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