

Title： 
Distinguished Chair Professor for Research 
Member： 
Full Time Faculty 
Name： 
ShihI Chu

Eduction： 
Ph.D., Harvard University (1974) 
NTU AH： 

Web： 

Room： 
1216 
Tel1(1)： 
(02) 33665104 
EMail(1)： 

EMail(2)： 



‧ Research Associate, Joint Institute for Laboratory Astrophysics (JILA) (197476).
‧ J. Willard Gibbs Lecturer, Yale University (197678).
‧ Watkins Distinguished Professor (1990present), University of Kansas.
‧ Director, Kansas Institute for Theoretical and Computational Science (19921996).
‧ Director, Kansas Center for Advanced Scientific Computing (19962006).
‧ Advisory Board, Institute of Physics, National ChiaoTung University (199396).
‧ Advisory Board, Institute of Atomic and Molecular Sciences, Academia Sinica (19962007).
‧ Scientific Advisory Committee, Theoretical Physics Division, National Center for Theoretical Science, Taiwan (20012005).
‧ Director, Center for Quantum Science and Engineering(CQSE), (2009 – present).
‧ Editorial Board, Journal of Atomic, Molecular, and Optical Physics (2008present).
‧ Associate Editor, Journal of Atomic and Molecular Sciences (2009present).
‧ Editorial Board, Advances in Applied Physics, (2012  present). 

‧ J. Willard Gibbs Fellow (197678), Physics Department, Yale University.
‧ Alfred P. Sloan Foundation Fellow (198084).
‧ JILA Visiting Fellow (198485).
‧ John Simon Guggenheim Fellow (198788).
‧ Fellow, American Physical Society (1988present).
‧ Olin Petefish Award in Basic Sciences (1988).
‧ Watkins Distinguished Professor (1990present), University of Kansas.
‧ Distinguished Alumnus (2005), National TsingHua University, Taiwan.
‧ Academician, Academia Sinica, Taiwan (2006present).
‧ Fellow, The World Academy of Sciences (TWAS) (Sept. 2012  ). 

Atomic, molecular, and strongfield physics, attosecond science and ultrafast technology, generalized Floquet theories,timedependent density functional theory, chemical physics, quantum computing and quantum information, and optimal control theory.
a) General Research Focus: Development of new theoretical formalisms and accurate and efficient largescale computational methods for indepth ab initio investigations of physical, chemical, and astronomical processes of current interest in science and/or technology.
b) Recent Research Interests: ‧ Atomic and molecular physics in intense laser fields: Development of nonperturbative theoretical frameworks and both timeindependent and timedependent computational methods for accurate treatment of veryhighorder (100^{th}5000^{th}order) multiphoton and nonlinear optical processes (such as veryhighorder harmonic generation) in intense and ultrashort laser fields.
‧ Attosecond (10^{–18} sec) ultrafast science and technology
‧ Development of selfinteractionfree timedependent density functional theory (TDDFT) for accurate treatment of the excitedstate and Rydbergstate electronic structure and timedependent dynamics of manyelectron quantum systems (atoms, molecules, clusters, quantum dots,nanomaterial,…).
‧ Development of timedependent generalized pseudospectral and other new computational methods for highprecision numerical solution of timedependent Schrodinger,Dirac,and KohnSham equations in space and time.
‧ Quantum computing and quantum information.
‧ Coherent and optimal control of microscopic quantum dynamics.
‧ Quantum chaos and quantum fractals.
‧ Manybody resonance states.
‧ Atomic and molecular astrophysics. 

NTU Academic Hub
(1) X. M. Tong and S. I. Chu," Theoretical Study of Multiple HighOrder Harmonic Generation by Intense Ultrashort Pulsed Laser Fields: A New Generalized seudospectral TimeDependent Method", Chem. Phys. 217,119(1997).
(2) X. M. Tong and S. I. Chu,"TimeDependent Approach to HighResolution Spectroscopy and Quantum Dynamics of Rydberg Atoms in Crossed Magnetic and Electric Fields," Phys. Rev. A 61, 031401 (R) (2000).
(3) X. Chu and S. I. Chu," SelfInteractionFree TimeDependent Density Functional Theory for Molecular Processes in Strong Fields: HighOrder Harmonic Generation of H_{2} in Intense Laser Fields," Phys.Rev. A63, 023411 (2001).
(4) S. Han, Y. Yu, X. Chu, S. I. Chu, and Z. Wang,"TimeResolved Measurement of DissipationInduced Decoherence in a Josephson Junction," Science 293, 1457 (2001).
(5) X. Chu and S. I. Chu,"Optimization of HighOrder Harmonic Generation by Genetic Algorithm and Wavelet TimeFrequency Analysis of Quantum Dipole Emission",Phys. Rev. A 64, 021403(R) (2001)
(6) A. K. Roy and S. I. Chu,"Quantum Fluid Dynamics Approach for Strong Field Processes," Phys. Rev.A 65, 043402 (2002).
(7) Y. Yu, S. Han, X. Chu, S. I. Chu, and Z. Wang,"Coherent Temporal Oscillations of Macroscopic Quantum States in a Josephson Junction," Science 296, 889 (2002).
(8) S. I. Chu and D. Telnov, "Beyond the Floquet Theorem: Generalized Floquet Formalisms and Quasienergy Methods for Atomic and Molecular Multiphoton Processes in Intense Laser Fields," Physics Reports 390,1131 (2004).
(9) C. P. Yang, S. I. Chu, and S. Han,"Quantum
Information Transfer and Entanglement with SQUID Qubits in Cavity QED: A DarkState Scheme with Tolerance for Nonuniform Device Parameter, " Phys. Rev. Lett.92,117902 (2004).
(10) D. A. Telnov and S. I. Chu," Ab Initio Study of HighOrder Harmonic Generation of H_{2}^{+} in Intense Laser Fields: TimeDependent NonHermitian Floquet Approach," Phys. Rev. A71, 013408 (2005).
(11) S. I. Chu,"Recent Development of SelfInteractionFree TimeDependent Density Functional Theory for Nonperturbative Treatment of Atomic and Molecular Multiphoton Processes in Intense Laser Fields," J. Chem. Phys.123, 062207 (2005).
(12) J. J. Carrera, X. M. Tong, and S. I. Chu,"Creation and Control of Single Attosecond XUV Pulse by FewCycle Laser Pulses ",Phys.Rev.A74,023404 (2006).
(13) J. Heslar, J. J. Carrera, D. A. Telnov, and S. I. Chu,“Highorder Harmonic Generation of Heteronuclear Diatomic Molecules in Intense Ultrashort Laser Fields: An Allelectron TDDFT Study”, Int. J. Quantum Chem. 107, 3159 (2007).
(14) J. Carrera, S.K. Son, and S. I. Chu,“Ab Initio Theoretical Investigation of the Frequency comb Structure and Coherence in the VUVXUV Regimes via Highorder Harmonic Generation”, Phys. Rev. A 77, 031401(R) (2008).
(15) S.K. Son and S. I. Chu,“ManyMode Floquet Theoretical Approach for Coherent Control of Multiphoton Dynamics Driven by Intense FrequencyComb Laser Fields”, Phys. Rev. A77, 063406 (2008).
(16) Z. Y. Zhou, S. I. Chu, and S. Y. Han, "Relaxation and decoherence of a resonantly driven qubit ", J. Phys. B: At. Mol. Opt. Phys. 41, 045506 (2008) .
(17) J. J. Carrera, S.K. Son, and S. I. Chu, "Ab initio theoretical investigation of the frequency comb structure and coherence in the vuvxuv regimes via highorder harmonic generation", Phys. Rev. A 77, 031401(R) (2008).
(18) S.K. Son and S. I. Chu, " Manymode Floquet theoretical approach for coherent control of multiphoton dynamics driven by intense frequencycomb laser fields", Phys. Rev. A 77, 063406 (2008).
(19) S.K. Son, S. Han, and S. I. Chu, " Floquet formulation for the investigation of multiphoton quantum interference in a superconducting qubit driven by a strong ac field", Phys. Rev. A 79, 032301 (2009).
(20) D. A. Telnov and S. I. Chu, "Abovethresholdionization spectra from the core region of a timedependent wave packet: Alternative ab initio timedependent approach", Phys. Rev. A 79, 043421 (2009).
(21) D. A. Telnov and S. I. Chu, "Effects of electron structure and multielectron dynamical response on strongfield multiphoton ionization of diatomic molecules with arbitrary orientation: An allelectron timedependent densityfunctionaltheory approach", Phys. Rev. A 79, 041401(R) (2009).
(22) J. J. Carrera and S. I. Chu, "Ab initio timedependent densityfunctionaltheory study of the frequency comb structure, coherence, and dephasing of multielectron systems in the vuvxuv regimes via highorder harmonic generation", Phys. Rev. A 79, 063410 (2009).
(23) TakSan Ho, ShihHan Hung, HsingTa Chen, and ShihI Chu, "Memory effect on the multiphoton coherent destruction of tunneling in the electron transport of nanoscale systems driven by a periodic field: A generalized Floquet approach", Phys. Rev. B 79, 235323 (2009).
(24) C. Laughlin and S. I. Chu, "A highly accurate study of a helium atom under pressure", J. Phys. A: Math. Theor. 42, 265004 (2009) .
(25) S.K. Son and S. I. Chu, "Multielectron effects on the orientation dependence and photoelectron angular distribution of multiphoton ionization of CO2 in strong laser fields," Phys. Rev. A 80, 011403(R) (2009).
(26) S.K. Son and S. I. Chu, "Theoretical study of orientationdependent multiphoton ionization of polyatomic molecules in intense ultrashort laser fields: A new timedependent Voronoicell finite difference method", Chem. Phys. 366, 91–102 (2009).
(27) Z. Y. Zhou and S. I. Chu, "A timedependent momentumspace density functional theoretical approach for electron transport dynamics in molecular devices, " Europhys. Lett. 88, 17008 (2009).
(28) D. A. Telnov and ShihI Chu, "Effects of multiple electronic shells on strongfield multiphoton ionization and highorder harmonic generation of diatomic molecules with arbitrary orientation: An allelectron timedependent densityfunctional approach", Phys. Rev. A 80, 043412 (2009).
(29) S. K. Son, D. A. Telnov, and S. I. Chu, "Probing the origin of elliptical highharmonic generation from aligned molecules in linearly polarized laser fields," Phys. Rev. A82, 043829 (2010).
(30) D. A. Telnov and S. I. Chu, “Timedependent generalized pseudospectral method for accurate treatment of multiphoton processes of diatomic molecules in intense laser fields”, Comput. Phys. Comm. 182, 1820 (2011).
(31) T. S. Ho, H. Rabitz, and S. I. Chu, “A general formulation of monotonically convergent algorithms in the control of quantum dynamics beyond the linear dipole interaction”, Comput. Phys. Comm. 182, 1417 (2011).
(32) H. T. Chen, T. S. Ho, and S. I. Chu, " Exploration of the memory effect on the photonassisted tunneling via a single quantum dot: A generalized Floquet theoretical approach,” International Journal of Modern Physics B25, 2251–2270 (2011).
(33) Z. Y. Zhou and S. I. Chu, “Precision calculation of abovethreshold multiphoton ionization in intense shortwavelength laser fields: The momentumspace approach and timedependent generalized pseudospectral method,” Phys. Rev. A 83, 013405 (2011).
(34) Z. Y. Zhou and S. I. Chu, “Photoionization dynamics and angular squeezing phenomenon in intense longwavelength laser fields”, Phys. Rev. A 83, 033406 (2011).
(35) J. Heslar, D. A. Telnov, and S.I. Chu, “Highorderharmonic generation in homonuclear and heteronuclear diatomic molecules: Exploration of multiple orbital contributions”, Phys. Rev. A 83, 043414 (2011).
(36) D. A. Telnov and S. I. Chu, "Lowenergy structure of abovethresholdionization electron spectra: Role of the Coulomb threshold effect," Phys. Rev. A 83, 063406 (2011).
(37)Y.J. Chen, C. Laughlin, and S.I.Chu, "Exploration of belowthreshold harmonic generation mechanisms of cesium atoms in intense midinfrared laser pulses" in Multiphoton Processes and Attosecond Physics, edited by K. Yamanouchi and K. Midorikawa, Springer Proc. in Physics 125, 7984 (2012).
(38)J. Heslar and S.I. Chu, "Ab Initio Precision Study of HighLying Doubly Excited States of Helium in Static Electric Fields: ComplexScaling Generalized Pseudospectral Method in Hyperspherical Coordinates", Phys. Rev. A 86, 032506 (2012).
(39)F.Y. Jeng, D.A. Telnov, and S.I. Chu, "Belowthreshold highharmonic spectroscopy with aligned hydrogen molecular ions" in Multiphoton Processes and Attosecond Physics, edited by K. Yamanouchi and K. Midorikawa, Springer Proc. in Physics 125, 247252 (2012).
(40)P.C. Li and S.I. Chu, "Effects of macroscopic propagation on spectra of broadband supercontinuum harmonics and isolated attosecondpulse generation: Coherent control of the electron quantum trajectories in twocolor laser fields", Phys. Rev. A 86, 013411 (2012).
(41)H.T. Ng and S.I. Chu, "Coherent control of atomic spin currents in a double well", Phys. Rev. A 85, 023636 (2012).
(42)D.A. Telnov, J. Heslar, and S.I. Chu, "TimeDependent Density Functional Theoretical Methods for ManyElectron Molecular System" in Theoretical and Computational Developments in Modern Density Functional Theory, edited by Amlan K. Roy (Nova Science Publishers, Inc., Hauppauge, NY (USA), 2012), pp. 357390 .
(43)X. Wang, M. Chini, Q. Zhang, K. Zhao, Y. Wu, D.A. Telnov, S.I. Chu, and Z. Chang, "Mechanism of quasiphasematching in a dualgas multijet array", Phys. Rev. A 86, 021802(R) (2012).
(44)M. Chini, X. Wang, Y. Cheng, Y. Wu, D. Zhao, D.A. Telnov, S.I. Chu, and Z. Chang, "Subcycle Oscillations in Virtual States Brought to Light", Nature Sci. Rep. 3, 11051 (2013).
(45)J. Guo, X.S. Liu, and S.I. Chu, "Exploration of nonsequentialdoubleionization dynamics of Mg atoms in linearly and circularly polarized laser fields with different potentials", Phys. Rev. A 88, 023405 (2013).
(46)J. Heslar, D.A. Telnov, and S.I. Chu, "Timedependent densityfunctional theory with optimized effective potential and selfinteraction correction and derivative discontinuity for the treatment of double ionization of He and Be atoms in intense laser fields", Phys. Rev. A 87, 052513 (2013).
(47)J. Heslar, D.A. Telnov, and S.I. Chu, "TimeDependent Density Functional Theoretical Methods for Nonperturbative Treatment of Multiphoton Processes of ManyElectron Molecular Systems in Intense Laser Fields" in Concepts and Methods in Modern Theoretical Chemistry: Statistical Mechanics Volume 2, edited by S.K. Ghosh and P.K. Chattaraj (Taylor & Francis Inc., Bosa Roca, USA, 2013), pp. 3755.
(48)P.C. Li and S.I. Chu, "Highorderharmonic generation of Ar atoms in intense ultrashort laser fields: An allelectron timedependent densityfunctional approach including macroscopic propagation effects", Phys. Rev. A 88, 053415 (2013).
(49)S.L. Liao, T.S. Ho, H. Rabitz, and S.I. Chu, "Maximum attainable fieldfree molecular orientation of a thermal ensemble with nearsinglecycle THz pulses", Phys. Rev. A 87, 013429 (2013).
(50)M. Murakami and S.I. Chu, "Transient absorption spectra of the laserdressed hydrogen atom", Phys. Rev. A 88, 043428 (2013).
(51)D.A. Telnov, K.E. Sosnova, E. Rozenbaum, and S.I. Chu, "Exterior complex scaling method in timedependent densityfunctional theory: Multiphoton ionization and highorderharmonic generation of Ar atoms", Phys. Rev. A 87, 053406 (2013).
(52)D. Zhao, F. l. Li, and S.I. Chu, "Coherent control and giant enhancement of multiphoton ionization and highorderharmonic generation driven by intense frequencycomb laser fields: An ab initio theoretical investigation", Phys. Rev. A 87, 043407 (2013).
(53)D. Zhao, F.L. Li, and S.I. Chu, "Generation and coherent control of evenorder harmonics driven by intense frequencycomb and cavitymode fields inside a fsEC", J. Phys. B: At. Mol. Opt. Phys. 46, 145403 (2013).
(54)Z.Y. Zhou and S.I. Chu, "Multiphoton abovethreshold ionization in superintense freeelectron xray laser fields: Beyond the dipole approximation", Phys. Rev. A 87, 023407 (2013).
(55)K.N. Avanaki, D.A. Telnov, and S.I. Chu, "Above and belowthreshold highorderharmonic generation of H2+ in intense elliptically polarized laser fields", Phys. Rev. A 90, 033425 (2014).
(56)M. Chini, X. Wang, Y. Cheng, H. Wang, Y. Wu, E. Cunningham, P.C. Li, J. Heslar, D.A. Telnov, S.I. Chu, and Z. Chang, "Coherent PhaseMatched VUV Generation by FieldControlled Bound States", Nature Photonics 8, 437 (2014).
(57)J. Heslar, D.A. Telnov, and S.I. Chu, "SelfInteractionFree TimeDependent Density Functional Theory for Nonperturbative Treatment of OrientationDependent Multiphoton Processes of Diatomic Molecular Systems in Intense Ultrashort Laser Fields", Chinese J. Phys. 52, 578 (2014) [Invited article for a special issue of Chinese Journal of Physics: Ultrafast intense laser science].
(58)J. Heslar, D.A. Telnov, and S.I. Chu, "Subcycle dynamics of highorderharmonic generation of He atoms excited by attosecond pulses and driven by nearinfrared laser fields: A selfinteractionfree timedependent densityfunctionaltheory approach", Phys. Rev. A 89, 052517 (2014).
(59)T.S. Ho, H. Rabitz, and S.I. Chu, "Theoretical Foundations for Exploring Quantum Optimal Control of Molecules" in Advances in Multiphoton Processes and Spectroscopy, edited by S.H. Lin and Y. Fujimura (World Scientific Publishing Co. Pte. Ltd., Singapore, Hackensack New Jersey (USA), London (UK), 2014), vol. 22, pp. 158.
(60)P.C. Li, C. Laughlin, and S.I. Chu, "Generation of isolated sub20attosecond pulses from He atoms by twocolor midinfrared laser fields", Phys. Rev. A 89, 023431 (2014).
(61)P.C. Li, Y.L. Sheu, C. Laughlin, and S.I. Chu, "Role of laserdriven electronmultirescattering in resonanceenhanced belowthreshold harmonic generation in He atoms", Phys. Rev. A 90, 041401(R) (2014).
(62)Y.L. Sheu, L.Y. Hsu, H.T. Wu, P. C. Li, and S.I. Chu, "A new timefrequency method to reveal quantum dynamics of atomic hydrogen in intense laser pulses: Synchrosqueezing transform", AIP Advances 4, 117138 (2014).
(63)D.A. Telnov, K.N. Avanaki, and S.I. Chu, "Subcycle transient structures in timedependent multiphotonionization rates", Phys. Rev. A 90, 043404 (2014).
(64)D.A. Telnov, J. Heslar, and S.I. Chu, "Effect of nuclear vibration on highorder harmonic generation of aligned H2+ molecules", Phys. Rev. A 90, 063412 (2014).
(65)K.N. Avanaki, D.A. Telnov, H.Z. Jooya, and ShihI Chu, "Generation of belowthreshold even harmonics by a stretched H2+ molecular ion in intense linearly and circularly polarized laser fields", Phys. Rev. A 92, 063811 (2015).
(66)Y. Chou, P.C. Li, T.S. Ho, and S.I. Chu, "Optimal control of highorder harmonics for the generation of an isolated ultrashort attosecond pulse with twocolor midinfrared laser fields", Phys. Rev. A 91, 063408 (2015).
(67)Y. Chou, P.C. Li, T.S. Ho, and S.I. Chu, "Generation of an isolated fewattosecond pulse in optimized inhomogeneous twocolor fields", Phys. Rev. A 92, 023423 (2015).
(68)J. Heslar, D.A. Telnov, and S.I. Chu, "Subcycle dynamics of highharmonic generation in valenceshell and virtual states of Ar atoms: A selfinteractionfree timedependent densityfunctionaltheory approach", Phys. Rev. A 91, 023420 (2015).
(69)H.Z. Jooya, D.A. Telnov, P.C. Li, and S.I. Chu, "Exploration of the subcycle multiphoton ionization dynamics and transient electron density structures with Bohmian trajectories", Phys. Rev. A 91, 063412 (2015).
(70)H.Z. Jooya, D.A. Telnov, P.C. Li, and S.I. Chu, "Investigation of the characteristic properties of highorder harmonic spectrum in atoms using Bohmian trajectories", J. Phys. B 48, 195401 (2015).
(71)P.C. Li, Y.L. Sheu, C. Laughlin, and S.I. Chu, "Dynamical origin of near and belowthreshold harmonic generation of Cs in an intense midinfrared laser field", Nature Communications 6, 81781 (2015) [link has Supplementary Material ].
(72)H.Z. Jooya, P.C. Li, S.L. Liao, and S.I. Chu, "Generation of isolated ultrashort attosecond pulses by coherent control of the population of excited states", Phys. Lett. A 380, 316 (2016).
(73)M. Murakami and S.I. Chu, "Photoelectron momentum distributions of the hydrogen atom driven by multicycle elliptically polarized laser pulses", Phys. Rev. A 93, 023425 (2016).



