84. "XANES analysis of structural changes in a transient photoexcited state of metalloporphyrin," S. Della-Longa, L. X. Chen, II, P. Frank, K. Hayakawa, K. Hatada, M. Benfatto, submitted to Inorg. Chem. (2008).

83. "Three-dimensional local structure of photoexcited Cu(I) diimine complex refined by quantitative XANES analysis," Grigory Smolentsev, Alexander V. Soldatov, Lin X. Chen, J. Phys.Chem. A, ASAP (2008)

82. "Discovery of Native Metal Ion Sites Located on the Ferredoxin Docking Side of Photosystem I" Lisa M. Utschig, Lin X. Chen, Oleg G. Poluektov, Biochemistry47, 3671–3676 (2008).

81. "Selective Photocatalytic Decomposition of Nitrobenzene Using Surface Modified TiO 2 Nanoparticles" Donald Cropek, Patricia A. Kemme, Olga V. Markova, Lin X. Chen, Tijana Rajh, J. Phys. Chem. C, 112, 8311–8318 (2008).

80. "Aligned carbon nanotubes with built-in FeN 4 active sites for electrocatalytic reduction of oxygen" Junbing Yang, Di-Jia Liu, Nancy N. Kariuki and Lin X. Chen, Chem. Comm. 329-331(2008).

79. "X-ray absorption spectroscopic characterization of the Compound II intermediate produced by reaction of a cytochrome P450 enzyme with peroxynitrite" J. Halgrimson, J. Horner, M. Newcomb, Erik C. Wasinger, Lin X, Chen, Sligar, published online Proc. Natl. Acad. Sci. USA (2007).

78. "Pseudomonas putida CadR Selectively Recognizes Cadmium(II) Over Other Metal Ions" Hao Chen, Erik C. Wasinger, Zigang Li, Pedro Brugarolas, Lin X. Chen, and Chuan He, in press J. Am. Chem. Soc. (2008)

77. "The Mechanism of the Selective Lead(II) Recognition by the PbrR691 Protein: Insights from the Spectroscopic Investigations" Peng R. Chen, Erik C. Wasinger, Jing Zhao, Daniel van der Lelie, Lin X. Chen, Chuan He, J. Am. Chem. Soc.129, 12350-12351 (2007).

76. "Excited-State Relaxation Pathway and Structural Dynamics of Nickel meso-tetrasubstituted Porphyrins" Xiaoyi Zhang, Erik C. Wasinger, Klaus Attenkofer, Guy Jennings, Ana Z. Muresan, Jonathan S. Lindsey, Lin X. Chen, J. Phys. Chem. A. 111, 11736-11742 (2007)

 75. "Ultrafast Structural Dynamics of Photoactive Metal Complexes in Solar Hydrogen Generation" Lin X. Chen, Dijia Liu, Erik C. Wasinger, Xiaoyi Zhang, Klaus Attenkofer, Guy Jennings, SPIE Proceedings, 6650-28 (2007).

74. "Photoinduced Electron Transfer in a Molecular Donor-Acceptor Quartet" Yongye Liang, Lin X. Chen, Shengqiang Xiao, Luping Yu, Am. Chem. Soc. PMSE Preprint, 96 807-808 (2007).

73. "Tracking Electrons and Atoms in a Photoexcited Metalloporphyrin" Lin X. Chen, Xiaoyi Zhang, Erik C. Wasinger, Klaus Attenkofer, Guy Jennings, Ana Z. Muresan, Jonathan S. Lindsey, J. Am. Chem. Soc. 129, 9616-9618 (2007).

72. "Novel Nanoscale Organic Materials for Optimal Photovoltaic Functions" Lin X. Chen, Dmitrii Polshakov, Shengqiang Xiao, Yongye Liang, Luping Yu, Material Research Society Proceedings,974E, CC06-11 (2007).

71. "Ultrafast Structural Rearrangements in the MLCT Excited State for Copper(I) bis‑Phenanthrolines in Solution" George B. Shaw, Christian D. Grant, Hideaki Shirota, Edward W. Castner Jr., Gerald J. Meyer, Lin X. Chen, J. Am. Chem. Soc. 129, 2147-2160 (2007).

70. "Molecular Structural Dynamics of Photoactive Transition Metal Complexes in Solar Energy Conversion Studied by Ultrafast Optical Spectroscopy and LITR-XAS" L. X. Chen, G. B. Shaw, E. C. Wasinger, X. Zhang, K. Attenkofer, Guy Jennings, AIP Conference Proceedings, 882, 844-848 (2007).

69. "Charge Separation and Surface Reconstruction: A Mn 2+ Doping Study" Zoran V. Saponjic, Nada M. Dimitrijevic, Oleg Poluektov, Lin X. Chen, Eric Wasinger, Ulrich Welp, David Tiede, Xiaobing Zuo and Tijana Rajh, J. Phys. Chem. B, 110 (50), 25441-25450 (2006).

 68. "Dynamics of Photoinduced Electron Transfer in a Molecular Donor-Acceptor Quartet" Lin X. Chen, Shenqiang Xiao and Luping Yu, J. Phys. Chem. B 110, 11730-11738 (2006).

67. "The Influence of Bridging Ligand Electronic Structure on the Photophysical Properties of Noble Metal Diimine and Triimine Light Harvesting Systems" Xian-yong Wang, Andre del Guerzo, Sujoy Baitalik, Gerald Simon, George B. Shaw, Lin X. Chen, Russell Schmehl, Photosynthetic Research87 83-103(2006).

66. "Time-Resolved Activities at the Advanced Photon Source Requiring the Pulsed Structure of the X-ray Beam" Jin Wang, Eric Landahl, Timothy Graber, Reinhart Pahl, Linda Young, Lin X. Chen, and Ercan E. Alp, Synchrotron Radiation News, 18, 24-31 (2005)

65. "Excited State Dynamics and Structures of Functionalized Phthalocyanines: 1. Self-regulated Assembly of Zinc Helicenocyanine" Lin X. Chen, George B. Shaw, David M. Tiede, Xiaobing Zuo, Peter Zapol, Paul C. Redfern, Larry A. Curtiss, Thanasat Sooksimuang c, Braja K. Mandal, J. Phys. Chem.. B, 109, 16598-16609 (2005).

64. "An enhanced electronic state in ZnTPP induced by interaction with solvation: A multiple-scattering calculation of X-ray absorption near-edge spectra" T. Liu, L. X. Chen, Physica ScriptaT115, 864-866 (2005).

63. "Capturing Excited State Molecular Structures in Disordered Media with 100-ps Time Resolution by Laser Pump X-ray Probe XAFS" L. X. Chen, G. B. Shaw, T. Liu, G. Jennings, K. Attenkofer, Physica Scripta T115, 93-96 (2005).

62. "Shaping Nanoscale Architecture through Surface Chemistry" Z. V. Saponjic, N.M. Dimitrijevic , D.M. Tiede, A. Goshe, X. Zuo, L.X. Chen, A. S. Barnard, P. Zapol, L. Curtiss, T. Rajh, Adv. Mat.17, 966-971 (2005).

61. "Probing Excited State Structures and Dynamics of Metal Complexes Using Time-resolved X-rays" Lin X. Chen, Ann. Rev. Phys. Chem.56, 221-254 (2005)

60. "Structural Characterization of Modular Supramolecular Architectures in Solution" David M. Tiede, Ruitian Zhang, Lin X. Chen, Lianhe Yu, and Jonathan S. Lindsey , J. Am. Chem. Soc. 126, 14054-14062 (2004).

59. "Preparation and Characterization of the Native Iron(II)-Containing AlkB Protein Directly from Escherichia coli" Yukiko Mishina, Lin X. Chen, Chuan He. J. Am. Chem. Soc. 126, 16930-16936 (2004).

58. "Temperature and Light-induced Structural Changes in Photosynthetic Reaction Center Proteins Probed by X-ray Absorption Fine Structure" Lin X. Chen, Lisa M. Utschig, Sandra L. Schesselman, David M. Tiede, J. Phys. Chem. B. 108, 3912-3924(2004).

57. "Taking Snapshots of Photoexcited Molecular Structures in Disordered Media Using Pulsed X-rays" Lin X. Chen, Angew. Chemie. Intl. Ed., (Invited Review) 43, 2886-2905 (2004).

56. "Exciplex Formation of Copper(II) Octaethylporphyrin Revealed by Pulsed X-rays" Lin X. Chen, George B. Shaw, Tao Liu, Guy Jennings, Klaus Attenkofer, Chemical Physics. 299, 215-223 (2004).

55. "Time-Resolved Capabilities at the Advanced Photon Source" David Reis, Lin X. Chen, Philip Coppens, Edward Stern, Vukica Strajer, Synchrotron Radiation News16, 21-33 (2003)

54. "Pulsed X-rays Permit Papid Excited-State Structural Reorganization Induced by a Picosecond, Visible Laser Pulse" Lin X. Chen, Guy Jennings, Tao Liu, David J. Gozstola, Jan P. Hessler, Donald V. Scaltrito, Gerald. J. Meyer, APS Science (ANL-03/15), pp. 58-59, Argonne National Laboratory (2003).

52. "The MLCT State Structure and Dynamics of a Cu(I) Diimine Complex Characterized by Pump-probe X-ray and Laser Spectroscopies and DFT Calculations" Lin X. Chen, George B. Shaw, Irina Novozhilova, Tao Liu, Guy Jennings, Klaus Attenkofer, Gerald J. Meyer, Philip Coppens. J. Am. Chem. Soc., 125 7022-7034 (2003).

51. "Surface Restructuring of Nanoparticles: an Effective Route for Ligand -Metal Oxide Crosstalk" Tijana Rajh, Lin X. Chen, Katie Lukas, Tao Liu, Marion C. Thurnauer, David M. Tiede, J. Phys. Chem. B106 10543-10552 (2002).

50. "Excited State Molecular Structure Determination in Disordered Media Using Laser Pump/X-ray Probe Time-domain X-ray Absorption Spectroscopy" Lin X. Chen, Faraday Discussion, 122, 315-329 (2002).

49. "Synergism of Cobalt and Palladium in MFI Zeolite of Relevance to NO Reduction with Methane" Bin Wen, Wolfgang M. H. Sachtler, Jifei Jia, Shuyou Li, Tao Liu, Lin X. Chen, Phys. Chem. Chem. Phys . 4, 1983-1989 (2002).

48. "Identification of Highly Active Iron Sites in N 2O-Activated Fe/MFI" Jifei Jia, Qi Sun, Bin Wen, Lin X. Chen, and Wolfgang M.H. Sachtler, Catalysis Letters (2002) 82 ,7-11.

47. "Fe 2O 3 Nanoparticle Structures Investigated by X-ray Absorption Near Edge Structure, Surface Modifications, and Model Calculations" Lin X. Chen, Tao Liu, Marion C. Thurnauer, Roseann Csencsits, Tijana Rajh, J. Phys. Chem. B.106, 8539-8546 (2002).

46. "Rapid Excited-State Structural Reorganization Captured by Pulsed X-rays" Lin X. Chen, Guy Jennings, Tao Liu, David J. Gozstola, Jan P. Hessler, Donald V. Scaltrito, Gerald. J. Meyer, J. Am. Chem. Soc.124, 10861-10867 (2002).

45. "Application of Multielement Ge Detector in Laser Pump/X-ray Probe XAFS" G. Jennings, W. J. H. Jäger, L. X. Chen, Rev. Sci. Inst.73, 362-368 (2002).

43. "Probing Transient Molecular Structures with Time-resolved Pump/probe XAFS Using Synchrotron X-ray Sources" L. X. Chen, J. Electronic Spectroscopy, 119, 161-174 (2001).

42. "Capturing a Photoexcited Molecular Structure Through Time-Domain X-ray Absorption Fine Structure" L. X. Chen, W. J. H. Jäger, G. Jennings, D. J. Gosztola, A. Munkholm, J. P. Hessler, Science, 292, 262-264(2001).

41. "Effects of Chemical Modifications on Photophysics and Exciton Dynamics of π-Conjugation Attenuated and Metal-Chelated Photoconducting Polymers" L.X. Chen, W.J.H. Jäger, D.J. Gosztola, M.P. Niemczyk and M.R. Wasielewski, Synthetic Metals, 116, 229-234 (2001)

40. "Electronic Interactions in Metal Complexed Photoconducting Polymers: A ZINDO Study." E. S. Manas and L. X. Chen, Chem. Phys. Lett., 331, 299-307 (2000).

39. "Ionochromic Effects and Structures of Metal Ion Bound Poly(p-phenylenevinylene) Polymers Incorporating 2,2'-Bipyridines" L. X. Chen, W. J. H. Jäger, D. J. Gosztola, M. P. Niemczyk, M. R. Wasielewski, J. Phys. Chem. B, 104, 1950-60 (2000)

38. "Improving Optical and Charge Separation Properties of Nanocrystalline TiO 2 by Surface Modification with Vitamin C" T. Rajh, J. Nedeljkovic, L. X. Chen, O. Poluektov, and M. C. Thurauer, J. Phys. Chem. B, 103, 3515-9 (1999).

37. "Time-Resolved X-Ray Absorption Determination of Structural Changes Following Photoinduced Electron Transfer within Bis-Porphyrin Heme Protein Models" L. X. Chen, P. L. Lee, D. J. Gosztola, W. A. Svec, P. A. Montano, M. R. Wasielewski, J. Phys. Chem.B, 103, 3270-4 (1999).

36. "Effect of π-Conjugation Attenuation on Photophysics and Exciton Dynamics of Poly(p-phyenylene-vinylene) Polymers Incorporating 2,2'-Bipyridines" L. X. Chen, W. J. H. Jäger, M. P. Niemczyk, M. R. Wasielewski, J. Phys. Chem. A., 103, 4341-51 (1999).

35. "Time-domain XAFS Studies of Photoinduced Electron Transfer Reactions in a Supra Molecular System" L. X. Chen, P. L. Lee, W. A. Svec, D. J. Gosztola, M. R. Wasielewski, J. Synchrotron Radiation, S6 403-5(1999).

34. "X-ray Absorption Reveals Surface Structure of Titanium Dioxide Nano-particles" L. X. Chen, T. Rajh, W. Jäger, J. Nedeljkovic, M. C. Thurnauer, J. Synchrotron Radiation, S6 445-7(1999).

33. "Photoreduction of Copper on TiO 2 Nanoparticles Modified with Polydentate Ligands" T. Rajh, J. Nedeljkovic, L. X. Chen, D. M. Tiede, M. C. Thurnauer, J. Adv. Oxid. Technol. 3, 292-298 (1998).

32. "Third Order Nonlinear Optical Properties of Stacked Macrocycles: Experiments and Calculations" L. X. Chen, P. D. Liable, F. C. Spano, E. Manas, Proceedings of International Society for Optical Engineering, 3147, 178 (1997).

31. "Third Order Nonlinear Optical Properties of Bacteriochlorophyll in Bacterial Photosynthetic Light-harvesting Proteins" L. X. Chen, P. D. Liable, Chem. Phys. Lett., 270, 255 (1997).

30. "Photocatalytic Reduction of Heavy Metal Ions on Derivatized Titanium Dioxide Nano-particle Surface Studied by XAFS" L. X. Chen, T. Rajh, O. Micic, Z. Wang, D. M. Tiede, M. C. Thurnauer, Nuclear Instr. Met. Phys. Research B133, 8-14 (1997).

29. "EXAFS Studies of Surface Structures of TiO 2 Nano-particles and Surface Photocatalytic Reduction of Metal Ions" L. X. Chen, T. Rajh, Z.Wang, M. C. Thurnauer, J. Phys. Chem. B., 101, 10688-10697 (1997).

28. "Nonlinear Optical Response of Cofacial Phthalocyanine Dimers and Trimers" E. Manas, F. Spano and L. X. Chen, J. Chem. Phys. 107, 707(1997).

27. "Molecular Structure Determination for Photogenerated Intermediates in Photoinduced Electron Transfer Reactions Using Steady-state and Transient XAFS" Lin X. Chen, Michael R. Wasielewski, Tijana Rajh, Peter L. Lee, Marion C. Thurnauer, Pedro A. Montano, J. de Phys. IV, 7, C2-569(1997).

26. "Nonlinear Optical Properties of a New Porphyrin-containing Polymer" A. K. Sinha, B. Bihari, B. K. Mandal, and L. Chen, Marcromolecules, 28, 5681 (1995).

25. "Structure-function Relationships of Nonlinear Optical Properties in Stacked Macrocyles" L. X. Chen, B. Bihari, A. K. Sinha, M. Kamath and B. K. Mandal, Proceedings of International Society for Optical Engineering, 2527, 61 (1995).

24. "Thin Film Processing and Nonlinear Optical Properties of Stacked Macrocyclic Compounds" B. K. Mandal, B. Bihari, A. K. Sinha, M. Kamath and L. X. Chen, Proceedings of International Society for Optical Engineering, 2527, 18 (1995).

23. "X-ray Absorption Studies on Electronic Spin State Transitions of Fe(II) Complexes in Different Media" L. X. Chen, Z. Wang, J. K. Burdett, P. A. Montano, and J. R. Norris, J. Phys. Chem. 99, 7958-7964 (1995).

22. "Infrared Study of the Amide Group Isolated in an Amorphous Hydrocarbon Matrix at Low Temperature: Aggregation and Rearrangement upon Annealing" R. G. Snyder, L. X. Chen, V. J. P. Srivatsavoy, H. L. Strauss, and S. Kubota, J. Phys. Chem. 99, 2214-2223 (1995).

21. "Third-order Nonlinear Optical Response in a Multilayered Phthalocyanine Composite" B. K. Mandal, B. Bihari, A. K. Sinha, M. Kamath, and L. Chen, Appl. Phys. Lett. 66 932-4 (1995).

20. "An X-ray Absorption Study of Chemically Modified Bacterial Photosynthetic Reaction Centers" L. X. Chen, Z. Wang, G. Hartwich, I. Katheder, H. Scheer, A. Scherz, P. A. Montano, and J. R. Norris, Chem. Phys. Lett. 234, 437-444 (1995).

19. "Structural Studies of Photoinduced Intramolecular Electron Transfer in Cyclopentadienyl-nickelnitrosyl" L. X.-Q. Chen, M. K. Bowman, Z. Wang, P. A. Montano, and J. R. Norris, J. Phys. Chem. 98, 9467-9474 (1994).

18. "EXAFS Studies on the Structure of Photoexcited Cyclopentadienyl-nickel Nitrosyl (C 5H 5NiNO)" L. X. Chen, M. K. Bowman, P. A. Montano, and J. R. Norris, MRS Meeting Symposium Proceedings on "Applications of Synchrotron Radiation Techniques to Material Science", D.L. Perry et al. Eds., 1993, 307, 45-50.

17. "X-ray Structural Study of a Reversible, Photoexcited Charge Transfer State" L. X. Chen, M. K. Bowman, P. A. Montano, and J. R. Norris, J. Am. Chem. Soc., 115, 4373-4374 (1993).

16. "Nonlinear Optical Properties of Porphyrin and Chlorophyll Dimers Studied by Degenerated Four Wave Mixing" L. X.-Q. Chen, Proceedings of International Society for Optical Engineering, 1852, 162-166 (1993).

15. "Analysis of the Delocalized Raman Modes of Conformationally Disordered Peptides" L. X.-Q. Chen, H. L. Strauss, and R. G. Snyder, Biophys. J., 64, 1533-1541 (1993).

14. "Molecular Structure of Nickelcyclopentadienylnitrosyl in Condensed Phases Studied by EXAFS" L. X. Chen, M. K. Bowman, M. C. Thurnauer, F. W. Lytle, and J. R. Norris, Chem. Phys. Lett. 200, 290-296 (1992).

13. "Primary Charge Separation in Photosynthetic Bacterial Reaction Centers and Femtosecond Solvation Dynamics" C.-K. Chan, S. J. Rosenthal, T. J. DiMagno, L. X-Q. Chen, X. Xie, J. R. Norris, and G. R. Fleming, "Dynamics and Mechanisms of Photoinduced Electron Transfer and Related Phenomena" Eds., N. Mataga, T. Okada and H. Masuhara, Elsevier Publishers, 1992, pp. 105-122.

12. "A Shutter Design for Time Domain Studies Using Synchrotron Radiation at the Advanced Photon Source" J. R. Norris, M. K. Bowman, L. Chen, J. Tang, M. C. Thurnauer, G. S. Knapp, and P. A. Montano, Rev. Sci. Instrum. 63, 1172-1175 (1992).

11. "Mechanism of the Initial Charge Separation in Photosynthetic Bacterial Reaction Centers" C.-K. Chan, T. J. DiMagno, L. X-Q. Chen, J. R. Norris, and G. R. Fleming, Proc. Natl. Acad. Sci., USA 88, 11202-11206 (1991).

10. "Initial Electron Transfer in Photosynthetic Reaction Centers of Rhodobacter Capsulatus Mutants" C.-K. Chan, L. X-Q. Chen, T. J. DiMagno, D. K. Hanson, S. L. Nance, M. Schiffer, J. R. Norris, and G. R. Fleming, Chem. Phys. Lett. 176, 366-372 (1991).

9. "Dynamics Simulation Studies of Apoazurin of Alcaligenes Denitrificans" L. X.-Q. Chen, R. A. Engh, A. T. Brunger, D. T. Nguyen, M. Karplus, and G. R. Fleming, Biochemistry 27, 6908 (1988).

8. "Reorientation of Tryptophan and Simple Peptides: Onset of Internal Flexibility and Comparison with Molecular Dynamics Simulation" L. X.-Q. Chen, R. A. Engh, and G. R. Fleming, J. Phys. Chem. 92, 4811-4816 (1988).

7. "Picosecond Fluorescence Studies of Polypeptide Dynamics" L. X.-Q. Chen, J. W. Petrich, A. Perico, and G. R. Fleming, Time-Resolved Laser Spectroscopy in Biochemistry, SPIE Proceedings, 909, 216-222 (1988).

6. "Reorientation of Tryptophan And Simple Peptides: Onset of Internal Flexibility" L. X.-Q. Chen, R. A. Engh, and G. R. Fleming, Time-Resolved Laser Spectroscopy in Biochemistry, SPIE Proceedings, 909, 223-330 (1988).

5. "Picosecond Fluorescence Studies of Polypeptide Dynamics: Fluorescence Anisotropies and Lifetimes" L. X.-Q. Chen, J. W. Petrich, G. R. Fleming, and A. Perico, Chem. Phys. Lett. 139, 55-61 (1987).

4. "Picosecond Time Resolved Fluorescence of RNase T1: A pH and Substrate-analog Binding Study" L. X.-Q. Chen, J. W. Longworth, and G. R. Fleming, Biophysical J. 51, 865-873 (1987).

3. "Conformational Dynamics of Tryptophan: a Proposal for the Origin of the Non-exponential Fluorescence Decay" R. A. Engh, L. X.-Q. Chen, and G. R. Fleming, Chem. Phys. Lett. 126, 365-372 (1986).

2. "Tryptophan Structure And Dynamics Using GROMOS" R. A. Engh, L. X.-Q. Chen, and G. R. Fleming, Annals New York Academy of Science 482, 304-307 (1986).

1. "Electrostatic Interaction in Sperm Whale Myoglobin" B. E. Garcia-Moreno, L. X.-Q. Chen, K. L. March, R. S. Gurd, and F. R. N. Gurd, J. Biol. Chem. 260, 14070-14082 (1985).