1. "Photoelectron Spectroscopy of Hydrated Electron Cluster Anions, (H20)¯n=2-69", J. V. Coe, G. H. Lee, J. G. Eaton, S. T. Arnold, H. W. Sarkas, C. Ludewigt, H. Haberland, D. R. Worsnop, and K. H. Bowen, J. Chem. Phys. 92, 3980 (1990).

2. "The Negative Ion Photoelectron (Photodetachment) Spectra of NO¯(H2O)n=1,2", J. G. Eaton, S. T. Arnold, and K. H. Bowen, Intl. J. Mass Spect. & Ion Proc. 102, 303 (1990).

3. "Development of an Inert Gas Condensation Based Ion Source for the Generation of Strong Beams of Large Cluster Ions", H.W. Sarkas, L.H. Kidder, J. G. Eaton, K. M. McHugh, and K. H. Bowen, Mat. Res. Sot. Symp. Proc. 206, 277 (1991).

4. "Negative Ion Photoelectron Spectroscopy of Solvated Electron Cluster Anions, (H2O)¯n; and (NH3)¯n, G. H. Lee, S. T. Arnold, J. G. Eaton, H. W. Sarkas, K. H. Bowen, C. Ludewigt, and H. Haberland, Z. Phys. D-Atoms, Molecules, and Clusters 20, 9 (1991).

5. "The Smoke-Ion Source: The Generation of Metal and Metal Oxide Cluster Ions via Inert Gas Condensation" , H. W. Sarkas, L. H. Kidder, J. G. Eaton, N. G. Wimer, K. M. McHugh, and K. H. Bowen, in Proceedings of the 1990 Scientific Conference on Obscuration and Aerosol Research, edited by E. H. Engquist and D. A. Clark, (Commander U.S. Army Chemical Development and Engineering Center, June 1991) U.S. Army Report, No. CRDEC-SP-036, pp. 143-161.

6. "Electron Transfer Collisions Between Small Water Clusters and Laser-Excited Rydberg Atoms", C. Desfrancois, N. Khelifa, A. List?, J. P. Schermann, J. G. Eaton, and K. H. Bowen, J. Chem. Phys. 95, 7760 (1991).

7. "Photodetachment Spectroscopy of Alkali Cluster Anions", J. G. Eaton, L. H. Kidder, H. W. Sarkas, K. M. McHugh, and K. H. Bowen, in Physics and Chemistry of Finite Systems: From Clusters to Crystals, edited by P. Jena, S. N. Khanna, and B. K. Rao (Kluwer Academic, Dordrecht, 1992) NATO ASI Series, Vol. 1, pp. 493-507.

8. "Observation of Electronic Shells in Large Lithium Clusters", C. Brechignac, Ph. Cahuzac, M. deFrutos, J. Ph. Roux, and K. H. Bowen, in Physics and Chemistry of Finite Systems: From Clusters to Crystals, edited by P. Jena, S. N. Khanna, and B. K. Rao (Kluwer Academic, Dordrecht, 1992) NATO AS1 Series, Vol. 1, p. 369-374.

9. "Negative Ion Photoelectron Spectroscopy of the Heteronuclear Alkali Metal Dimer and Trimer Anions: NaK¯ , KRb¯ , RbCs¯ , KCs¯ , Na2K¯, and K2Cs¯", J. G. Eaton, H. W. Sarkas, S. T. Arnold, K. M. McHugh, and K. H. Bowen, Chem. Phys. Lett. 193, 141 (1992).

10. "Photodetachment Spectroscopy of Alkali Cluster Anions", J. G. Eaton, L. H. Kidder, H. W. Sarkas, K. M. McHugh, and K. H. Bowen, in Nuclear Physics Concepts in the Study of Atomic Cluster Physics, edited by H. 0. Lutz (Springer-Verlag, Berlin, 1992) Lecture Notes in Physics Series, No. 404, pp. 29 I-304.

11. "Photoelectron Spectroscopy of Lithium Dimer Anion", H. W. Sarkas, S. T. Arnold, J. H. Hendricks, V. L. Slager and K. H. Bowen, Proc. SPIE 1858, 240 (1993).

12. "An Investigation of Catalytic Activity in Mixed Metal Oxide Nanophase Materials", H. W. Sarkas, S. T. Arnold, J. H. Hendricks, L. H. Kidder, C. A. Jones, and K. H. Bowen, Z. Phys. D-Atoms, Molecules, and Clusters, 26, 46 (1993).

13. "Photoelectron Spectroscopy of the Solvated Cluster Anions", S. T. Arnold, J. H. Hendricks, and K. H. Bowen, in Reaction Dynamics in Clusters and Condensed Phases, ed. J. Jortner, R. D. Levine, and B. Pullman (Kluwer Academic Publishers: Amsterdam, 1994) pp.37-45.

14. "Prediction and Observation of a New, Ground State, Dipole-Bound Dimer Anion: The Mixed Water/Ammonia System", C. Desfrancois, B. Baillon, J. P. Schermann, S. T. Arnold, J. H. Hendricks, and K. H. Bowen, Phys. Rev. Lett. 72, 48 (1994).

15. "Photoelectron Spectroscopy of Lithium Hydride Anion", H. W. Sarkas, J. H. Hendricks, S. T. Arnold, V. L. Slager and K. H. Bowen, J. Chem. Phys. 100, 1884 (1994).

16. "Characterization of the X2 +2 State of Li¯2 via Negative Ion Photoelectron Spectroscopy", H. W. Sarkas, S. T. Arnold, J. H. Hendricks, V. L. Slager and K. H. Bowen, Z. Phys. D-Atoms Molecules and Clusters, 29, 209 (1994).

17. "Photoelectron Spectroscopy of CsO-: Measurement of the X2--A2 Splitting in CsO", H. W. Sarkas, J. H. Hendricks, S. T. Arnold, V. L. Slager and K. H. Bowen, J. Chem. Phys. 100, 3358 (1994).

18. "Nanoclusters: Their Generation and Characterization in Beams and the Bulk", L. H. Kidder, C. A. Fancher, J. M. Collins, H. W. Sarkas, D. W. Robinson, C. A. Jones, and K. H. Bowen, in Proceedings of the First International Conference on Progress in Inorganic and Organometallic Chemistry, Polanica Zdorj, Poland, (Sept. 19-23, 1994) pp. 41-61.

19. "Solvated Electron Clusters", H. Haberland and K. H. Bowen, in Clusters of Atoms and Molecules, ed., H. Haberland (Springer-Verlag: Heidelberg, 1993) pp.134-153.

20. "The Generation and Optical Response of Nanoclusters", L. H. Kidder, C. A. Fancher, T. P. Lippa,. H. W. Sarkas, J. V. Coe, and K. H. Bowen, in Proceedings of the 1994 Scientific Conference on Obscuration and Aerosol Research, ed., J. Rhodes (US Army Chemical Development and Engineering Center, June, 1994) US Army Report No. CRDEC-SP).

21. "Photoelectron Spectroscopy of Color Centers in Negatively-Charged Cesium Iodide Nanocrystals", H. W. Sarkas, L. H. Kidder, and K. H. Bowen, J. Chem. Phys. 102, 57 (1995).

22. "Photoelectron Spectroscopy of the Solvated Anion Clusters O¯(Ar)n=1-26,34: Energetics and Structure", S. T. Arnold, J. H. Hendricks, and K. H. Bowen, J. Chem. Phys. 102, 39 (1995).

23. "Photoelectron Spectroscopy of Alkali Metal Tetramer Anions: The Anomalous Spectrum of Li¯4", H. W. Sarkas, S. T. Arnold, J. H. Hendricks, and K. H. Bowen, J. Chem. Phys. 102, 2653 (1995).

24. "Negative Ion Photoelectron Spectroscopy of NH¯2(NH3)1 and NH¯2(NH3)2: Gas Phase Basicities of Partially Solvated Anions", J. T. Snodgrass, J. V. Coe, C. B. Freidhoff, K. M. McHugh, S.T. Arnold, and K. H. Bowen, J. Phys. Chem. 99, 9675 (1995).

25. "Photoelectron Spectroscopy of Small Cluster Anions: Dipole Bound, Ground State Systems" J.H. Hendricks: H.L. de Clercq, S.A. Lyapustina, C.A. Fancher, T.P. Lippa, J.M. Collins, S.T. Arnold, G.H. Lee, and K.H. Bowen, in Structures and Dynamics of Clusters, Proceedings of Yamada Conference XLIII, ed. T. Kondow, K. Kaya, and A. Terasaki; Shimoda, Japan, May 10-13, 1995 (Universal Academy Press, Tokyo, 1996) pp. 321-328.

26. "Vibronic Effects in the Photon Energy-Dependent Photoelectron Spectra of the CH3CN-Dipole-Bound Anion", C.B. Bailey, C.E.H. Dessent, M.A. Johnson, and K.H. Bowen, J. Chem. Phys. 104, 6976-6983 (1996).

27. "Dipole Bound, Nucleic Acid Base Anions Studied via Negative Ion Photoelectron Spectroscopy", J. H. Hendricks, S.A. Lyapustina, H. L. de Clercq, J. T. Snodgrass, and K. H. Bowen, J. Chem. Phys. 104, 7788-7791 (1996).

28. "Photoelectron Spectroscopy of Small Cluster Anions: Dipole Bound, Ground State Systems", J. H. Hendricks, S.A. Lyapustina, H.L. de Clercq, C.A. Fancher, T.P. Lippa, J.M. Collins, O. Thomas, S. Witonsky, and K.H. Bowen, Proceedings of the 44th ASMS Conference; Portland, OR; May, 1996.

29. "On the Binding of Electrons to Nitromethane: Dipole and Valence Bound Anions", R. N. Compton, H.S. Carman, Jr., C. Desfrancois, H. Abdoul-Carime, J.P. Schermann, J.H. Hendricks, S.A. Lyapustina, and K.H. Bowen, J. Chem. Phys. 105, 3472-3478 (1996).

30. "Clusters: Structure, Energetics, and Dynamics of Intermediate States of Matter", A. W. Castleman, Jr. and K. H. Bowen, J. Phys. Chem. 100, 12911-12944, (1996).

31. "Characterization of the Anionic Intracluster Polymerization Reaction Product of 2-Chloroacrylonitrile Trimers by Photoelectron Spectroscopy", T. Tsukuda, T. Kondow, C .E .H. Dessent, C. G. Bailey, M. A. Johnson, J. H. Hendricks, S. A. Lyapustina, and K. H. Bowen, Chem. Phys. Lett. 269, 17-21 (1997).

32. "Using Cluster Studies to Approach the Electronic Structure of Bulk Water: Reassessing the Vacuum Level, Conduction Band Edge, and Band Gap of Water", J. V. Coe, A. D. Earhart, M. H. Cohen, G. J. Hoffman, H. W. Sarkas, and K. H. Bowen, J. Chem. Phys. 107, 6023-603 1 (1997).

33. "Negative Ion Photoelectron Spectroscoy of the Ground State, Dipole-Bound Dimeric Anion, (HF)2¯", J. H. Hendricks, H. L. de Clercq, S. A. Lyspustina, and K. H. Bowen, J. Chem. Phys. 107, 2962-2967 (1997).

34. "The Dipole Bound-to-Covalent Anion Transformation in Uracil", J. H. Hendricks, S. A. Lyapustina, H. L. de Clercq, and K. H. Bowen, J. Chem. Phys. 108, 8-11 (1998).

35. "Excess Electron Interactions with Clusters Composed of Polar, Hydrogen Bond-Forming Molecules: Negative Ion Photoelectron Spectroscopic Studies" K. H. Bowen, Proceedings of the NATO Advanced Study Institute, Recent Theoretical and Experimental Advances in Hydrogen-Bonded Clusters, 6/22-7/4, 1997 in Elounda, Greece.

36. "Zinc Oxide and Its Anion: A Negative Ion Photoelectron Spectroscopic Study", C. A. Fancher, H. L. de Clercq, 0. C. Thomas, D. W. Robinson, and K. H. Bowen, J. Chem. Phys. 109, 8426 (1998).

37. "Photoelectron Spectroscopy of AS¯, AS2¯, AS3¯, AS4¯, and AS5¯, T. P. Lippa, S. -J. Xu, S. A. Lyapustina, J. M. Nilles, and K. H. Bowen, J. Chem. Phys. 109, 10727 (1998).

38. "Negative Ion Photoelectron Spectroscopy of AsO-", T. P. Lippa, S. -J. Xu, S. A. Lyapustina, and K. H. Bowen, J. Chem. Phys. 109, 9263 (1998).

39. "Mass Spectrometric and Photoelectron Spectroscopic Studies of Zirconium Oxide Molecular and Cluster Anions", 0. C. Thomas, S. -J. Xu, T. P. Lippa, and K. H. Bowen, J. Cluster Sci. 10, 525 (1999).

40. "Magic Numbers in Al+n(H2O)1 Cluster Cations", T. P. Lippa, S. A. Lyapustina, S. -J. Xu, 0. C. Thomas, and K. H. Bowen, Chem. Phys. Lett. 305, 75 (1999).

41. "Electron Binding to Valence and Multipole States of Molecules: Nitrobenzene, Para-and Meta-Dinitrobenzenes", C. Desfrancois, V. Periquet, S. A. Lyapustina, T. P. Lippa, D. W. Robinson, K. H. Bowen, H. Nonaka, and R. N. Compton, J. Chem. Phys. 111, 4569 (1999).

42. "Solvent-induced stabilization of the napthalene anion by water molecules: A negatvie cluster ion photoelectron spectroscopic study", S.A. Lyapustina, S. J. Xu, M. Nilles, and K.H. Bowwen, J. Chem. Phys. 112, 6643 (2000).

43. "Electronic properties of dipole-bound (H2O2) 2-, (D2)2-, (H2O)2-Arn=1-3, and (D2O)2-Arn=1-3 using negative ion photoelectron spectroscopy", G. H. Lee, S. T. Arnold, J. G. Eaton, and K. H. Bowen, Chem. Phys. Lett. 321, 333 (2000).

44. "Magic numbers in copper-doped aluminum cluster anions", O. C. Thomas, W. J. Zheng, and K. H. Bowen, J. Chem. Phys. 114, 1, (2001).

45. "In search of theoretically-predicted magic clusters: lithium-doped aluminum cluster anions", O. C. Thomas, W. J. Zheng, T. P. Lippa, S. J. Xu, and K. H. Bowen, J. Chem. Phys. 114, 9895 (2001).

46. "Non-dissociative electron capture by disulfide bonds", S. Carles, F. Lecomte, J. P. Schermann, C. Desfrancois, S. J. Xu, J. M. Nilles, K. H. Bowen, J. Berges, and C. Houll-Levin, J. Phys. Chem. A 105, 5622 (2001).

47. "Vibrationally-resolved Photoelectron Spectroscopy of MgO- and ZnO- and the Low-Lying Electronic States of MgO, MgO-, and ZnO", J. H. Kim, X. Li, L. S. Wang, H. L. deClercq, C. A. Fancher, O. C. Thomas, and K. H. Bowen, J. Phys. Chem. A 105, 5709 (2001).