Donald E. Linn, Jr.

Rank:  Professor of Chemistry

Teaching Specialty:  General Chemistry; Chemical Information; Inorganic Chemistry; NMR Spectroscopy

Nature of Appointment:  Regular, full-time faculty, 1988-present

Goals:  Teaching of general and inorganic chemistry from the undergraduate to graduate level. Direction of various projects including the study of the synthesis of novel transition metal hydrides especially in relation to hydrogen storage materials and nanoscopic metal particle synthesis.  Provide leadership in programs that promote institutional and regional development particularly encompassing the elements of a sustainable as well as an advanced society.

Degrees:  A. B., Indiana University; M.S., University of Wyoming; Ph.D., University of Georgia

Professional and Scholarly Accomplishments:

1.   Teaching Scholarship and Service Experience:

College of Wooster (2002-2003):  J. Garber Drushal Distinguished Visiting Associate Professor and research advisor to three Independent Study advisees

Indiana University-Purdue University at Fort Wayne (1988-present): Synthesis and coordination chemistry of novel “H-only” complex hydride complexes, such as [FeH6]4-, with a special emphasis on complex hydrides and hydrogenation, mechanisms for inorganic reactions, and novel synthetic methods. Research in electron transfer reactions of macrocyclic complexed NiIII including aerobic autoxidation catalysis.  Northeast Indiana Regional NSF NMR administrator (1999-2001)

Chemical Engineering/Information Consultant (2002-present): Have worked with clients in NE Indiana area requiring engineering/chemical solutions in subject areas ranging from anti-corrosion to chemical formulation and safety.

2.  Research Experience:

Los Alamos National Laboratory (June-August, 2007):   Visiting scientist in the Kubas group  (C-IIAC division) preparing transition metal hydrides in conjunction with hydrogen storage media.

Stockholm University (1999):  Visiting scientist in structural chemistry laboratory.

Kent State University (1986-1988):  Electron transfer reactions of CoIII-bound hydride donor molecules; redox reactions in aqua MoV chemistry.  [Directed by Prof. E. S. Gould]

University of Chicago (1983-1986):  Catalytic hydrogenations of ketones and arenes using neutral and anionic ruthenium polyhydridic complexes. [Directed by Prof. J. Halpern]

University of Georgia (1980-1983):  Photogeneration of thermally active formate decomposing catalysts.  Techniques included organometallic syntheses and assorted methods [Directed by Prof. R. Bruce King]

University of Wyoming & Department of Energy (1977-1980): Quantitative and qualitative fuel materials characterization by ¹H and ¹³C NMR [Directed by D. Netzel at DOE]; Coordination chemistry of Fe(II) and Cu(II) with exceptionally strong chelating ligands, 4‑hydroxy-3-nitrosobenzoates, as analogues of the natural Fe(II) complex, ferroverdin. [Directed by Prof. R. E. Barden]

3.  Publications & Patents:

Linn, Donald E., Jr.; Skidd, Gabriel M. #; Cross, Jeffrey, L.; Kubas, Gregory J. “BIS(TETRAHYDROFURAN)-BROMOMAGNESIUM HEXAHYDRIDOFERRATE(II) AND THE METHYL-2-PROPOXOMAGNESIUM DERIVATIVE”, Inorg. Synth., 36 (in press).

Linn, Donald E, Jr., “Secondary Chemical Information Resources and Fact Searching”, https://www.ionicviper.org/popular, accessed October 2, 2010.

Linn, Donald E., Jr.; Guo, Yisong; Cramer, Stephen, P. “Reactions of Hexahydridoferrate(4-) and Iron(II) That Produce Iron Particles”,  Inorg. Chim. Acta, 2008, 361, 1552-1554.

“Nanoparticles produced Using Transition Metal Homoleptic Hydride Complexes”, Linn, Donald E., Jr.; Ribbe, Alexander E., US provisional patent 60/977,834 filed October 2007.

Bergmann, Uwe; Sturhahn, Wolfgang; Linn, Donald E., Jr.;  Jenny, Francis E., Jr.; Adams, Michael, W. W.; Rupnik, Kressmir; Hales, Brian J.; Apl, Ercan E.; Mayse, Aaron; Cramer, Stephen P., “Observation of Fe–H(D) Modes by Nuclear Resonant Vibrational Spectroscopy”,  J. Am. Chem. Soc. 2003, 125, 4016.

Linn, Donald E., Jr.;  Skidd, G. M. #; McVay, S. N. #, “Comparative Preparations of Homoleptic Hydridic Anions of Iron and Ruthenium Using Solution-Based Organometal Hydrogenation Techniques”, Inorg. Chem. 2002, 41, 5320.

Linn, Donald E., Jr.; Skidd, G. M. #; McVay, S. N. #, "Less Usual Complex Hydrides, [MH₆]^4- (M = Fe and Ru), Recent Res. Devel.Organometallic Chem. 2000, 3, 1.

Linn, Donald E., Jr., “The author responds to Arnaiz, F. J., Micropreparation of [RuH₂(PPh₃)₄]”, J. Chem. Educ. 1999, 76, 1485.

Linn, Donald E., Jr.; Skidd, Gabriel S. #; Tippmann, Eric M. #, “Soluble Complexes of [FeH₆]^4-”, Inorg Chim Acta, 1999, 291, 142-147.

Linn, Donald E., Jr., “Micropreparation of [RuH2{P(C6H5)3}4]: A Transition Metal Hydride Compound”, J. Chem. Educ. 1999, 76, 70-72.

Linn, Donald E., Jr.; Gibbins, S. G. “Highly Soluble Complexes of [FeH₆]^4- and Ion Pairing Interactions”, J. Organomet. Chem. 1998, 554, 67-69.

Linn, Donald E., Jr.; Gibbins, S. G. “Solution Spectroscopic and Chemical Properties of [FeH₆]^4-”, Inorg. Chem. 1997, 37, 3461-3466 (with Ann K. Wilkinson# and Aaron Trout# acknowledged as co-workers.

Berger, R. M.; Kelley, S.#;  Linn, D. E., Jr. “Simple Micropreparation and Analysis of Macrocyclic Complexes”, J. Chem. Educ. 1995, 72, A198-A199.

Linn, D. E., Jr.; Rumage, Scott D.#; Grutsch, John L. Jr.#, “Reactions of Ni(III) Complexes with Aqueous Sulfur Dioxide:  Exhibition of a Deuterium Isotope Effect and Catalysis by Chloride and Bromide”, Intl. J. Chem. Kinet. 1993, 25, 489-507.

Linn, D. E., Jr.; King, R. B.; King, A. D., Jr., “Homogeneous Catalytic Reactions of Formic Acid 2. Aldehyde Hydrogenation with Formate Using Chromium Hexacarbonyl”, J. Mol. Catalysis 1993, 80, 165-179.

Linn, D. E., Jr.; King, R. B.; King, A. D., Jr., “Homogeneous Catalytic Reactions of Formic Acid 1. Photocatalytic Hydrogen Production from Formate with Chromium Hexacarbonyl”, J. Mol. Catalysis 1993, 80, 151-163.

Linn, D. E., Jr.; Dragan, M. E.#; Miller, D. E.#, “Catalysis of the Autoxidation of Aqueus Sulfur Dioxide Using [Ni(III)(cyclam)]: Evidence for a Novel Radical Chain Mechanism”, Inorg. Chem. 1990, 29, 4356.

Linn, D. E., Jr.; Ghosh, S. K.; Gould, E. S., "Electron Transfer 99.  Reductions of Oxyhalogens with Dimeric Molybdenum(V)", Inorg. Chem. 1989, 28, 3225.

Linn, D.E.,Jr.; Gould, E.S., "Electron Transfer 94.  Internal Redox in Cobalt(III)-Bound Hypophosphite", Inorg. Chem. 1988, 27, 3140.

Linn, D.E.,Jr.; Gould, E.S., "Electron Transfer 92. Reductions of Vitamin B12a(Hydroxocobalamin) with Formate and Related Formyl Species", Inorg. Chem. 1988, 27, 1625.

Balasubramanian, P.N.; Pillai, G. C.; Linn, D.E., Jr.; Gould, E.S., "Electron Transfer 90.  Further Oxidations of Vitamin B12r (Cob(II)alamin)", Inorg. Chem. 1988, 27, 780.

Linn, D.E., Jr.; King, R. B.; King,A.D.,Jr., "Formate Reduction of Aldehydes Using a Photocatalyst from Chromium Carbonyl", J. Organomet. Chem. 1988, 355, C1.

Linn, D.E., Jr.; Gould, E. S., "Electron Transfer 88. Cobalt(III)-Bound Phosphite and Hypophosphite", Inorg. Chem. 1987, 26, 3442.

Linn, D.E., Jr.; Halpern, J., "Catalysis of the Hydrogenation of Benzophenonone by Polyhydride Complexes of Tris(triphenyl-phosphine)ruthenium", J. Organomet. Chem. 1987, 330,155.

Linn, D.E., Jr.; Halpern, J., "Roles of Neutral and Anionic Ruthenium Polyhydrides in the Catalytic Hydrogenation of Ketones and Arenes", J. Am. Chem. Soc. 1987, 109, 1969.

King, A.D., Jr.; King, R. B.; Linn, D.E., Jr., "The Photoassisted Decomposition of Formate Ion to Produce Hydrogen Using Manganese-Containing Catalysts", U.S.Patent 4,507,185 to the University of Georgia Research Foundation, Inc.

Netzel, D. A.; McKay, D. R.; Heppner, R. A.; Guffey, S. D.; Cooke, S. D.; Varie, D. L.; Linn, D. E., "More1H and 13C NMR Studies on Naptha and Light Distillate Fractions Obtained From In Situ Shale Oil", Fuel 1981, 60, 307.

Netzel, D. A.; McKay, D. R.; Heppner, R. A.; Guffey, S. D.; Cooke, S. D.; Varie, D. L.; Linn, D. E., "1H and 13C NMR Studies on Naptha and Light Distillate Fractions Obtained From In Situ Shale Oil",  Bull. Magn. Reson. 1981, 2(1-4), 45-51.

Netzel, D. A.; Linn, D. E., Jr., "13C NMR Chemical Shift Assignments For Gammacerane (Tetrahymane)", NTIS, July, 1980.

__________________________

#Undergraduate Researchers

4.   Papers Presented at Professional Meetings and Educational Institutions:

The Soluble Hexahydridoferrate and Pentahydridocobaltate Complexes:  Comproportionation to produce nanoscopic “bare” metals, 2009 NSF Workshop, June 17, 2009, Park City, UT.

Characterization of novel soluble “H-only” complexes and their use in the synthesis of metal particles, Jerod M. Kieser (student);  Donald Linn, Indiana University Undergraduate Research Conference,  November 21, 2008.

“Homoleptic Transition Metal Hydrides and New Approaches to Hydrogen Storage”, Donald Linn, Ribbe, Alexander E. Ribbe; Yisong Guo; Stephen, P. Cramer, Hydrogen Symposium, March 10, 2008, Purdue University, West Lafayette.

“H₂ Binding and Reactivity on Transition Metal Complexes Underlying Biomimetic H₂ Production and New Materials for H₂ Storage” Gregory J Kubas¹, Tianshu Li¹, Ahmad Dehestani¹, R. Tom Baker¹ and Donald E. Linn²; ¹Chemistry, Los Alamos National Lab, Los Alamos, New Mexico; ²Chemistry, Indiana University Purdue University at Fort Wayne, Fort Wayne, Indiana, Materials Research Society, Symposium HH: The Hydrogen Economy, March 25 - 27, 2008, San Francisco, CA

“Some Reactions Encompassing Complex Transition Metals and Hydrogen”, invited talk at Los Alamos National Laboratory, Los Alamos, NM, July 18, 2007.

“Some Reactions of Iron Hexahydride”, invited talk at Los Alamos National Laboratory, Los Alamos, NM, May 5, 2006.

“Some Reactions of Iron Hexahydride”, in Symposium Metal Hydrides and Dihydrogen Complexes:  Synthesis, Properties, and Applications in Catalysis and Hydrogen Storage, Pacifichem 2005, December 18, 2005.

"Unusual Hydrogenation Properties of [FeH6]4-", at the Gordon Research Conference entitled "Organometallics", July 20-25, 2003, Newport, RI.

“Polyhydridometallates;  Doing Something New and Potentially Useful”, invited to the Department of Chemistry, The College of Wooster, Wooster, OH, March 8, 2002.

“Polyhydridometallate-Mediated Reactions of Hydrogen”, invited to speak to Green Chemistry Program at University of Massachuesetts, Boston, MA, February 15, 2002.

“Collaborative Undergraduate Education Using NMR Technology in Northeast Indiana”, 42^nd Experimental NMR Conference (ENC), Orlando, FL, March 12, 2001.

Donald E. Linn, Jr.; Skidd, Gabriel M. (student); McVay, S. N. (student), "Less Usual Complex Transition Metal Hydrides, [MH₆]^4-:  (M= Fe and Ru)", 219th American Chemical Society Meeting, San Francisco, March 28, 2000.

"The GEM2000 NMR", presented September 23, 1999, at Indiana University-Purdue University at Fort Wayne.

"Less Usual Complex Hydrides", Indiana University Chemists' Association, Bloomington, IN, May 13-15, 1999.

"[FeH6]4-:  A Fascinating Molecule that Strips Hydrogen", at a Minisymposium to Honor the 60th Birthday of Prof. R. Bruce King at the University of Georgia, Febraury 28, 1998.

"New Results on the [FeH6]4- Complex Hydride" at a Gordon Research Conference entitled "Metal-Hydrogen Systems", July 14-18, 1997, Henniker, NH.

"Some Solution Chemistry of the Homoleptic Hydridic Ion of Iron, [FeH6]^4-", ACS Regional Meeting June 9-12, 1996 Dayton, OH.

"Some Chemistry Towards Electron Poor Homoleptic Hydrides of Iron", Gordon Conference on Hydrogen-Metal Sysytems, Henniker, July 17-21, 1995.

"Roles of Neutral and Anionic Ruthenium Polyhydrides in the Catalyic Hydrogenation of Ketones and Arenes", Arhennius Laboratory, Department of Chemistry, Stockholm University, February 17, 1994.

"Stoichiometric and Catalytic Reactions of [Ni(cyclam)] Complexes and Sulfur Dioxide", Ninth International Symposium on Homogeneous Catalysis, Jerusalem, August 20-25, 1994.

"Reactions of Ni(III) Complexes with S(IV)", ACS Joint Central - Great Lakes Meeting, Indiana University - Purdue University at Indianapolis, May 31, 1991.

"Catalysis of the Autoxidation of Aqueous Sulfur Dioxide Using [NiIII(cyclam)]", Inorganic Seminar, Purdue University, West Lafayette, October 16, 1990.

Presided over Kinetic Studies Section of the Inorganic Divsion of the American Chemical Society, 199th National Meeting and delivered paper entitled,  "Kinetics and Mechanism of the Catalysis of the Autoxidation of Sulfur(IV) Using NiIII([14]aneN4) Complexes", April 25, 1990.

"Catalytic Macrocyclic Nickel Complexes", presented April 13, 1990, at Indiana University-Purdue University at Fort Wayne

"Cobalt(III)-Bound Phosphite and Hypophosphite", presented March 1, 1989, at Indiana University Purdue University at Fort Wayne.

"Redox in the Vitamin B12 Series", presented November 9, 1988, at Indiana University-Purdue University at Fort Wayne.

5.  External Grants:

“Preparation of [CoH₅]^4- and Pertinent Reaction Chemistry”, American Chemical Society-Petroleum Research Fund, in preparation.

“Reactions of [FeH₆]^4-", American Chemical Society-Petroleum Research Fund, $50,000, 2004-2008.

“Isotopes to Study [FeH₆]^4– Reactions”, Copeland Fund for Independent Study, with undergraduate Meredith Drushal, The College of Wooster, $1000, 2002-2003.

"Preparation and Reactivity of Polyhydridometallates", American Chemical Society-Petroleum Research Fund, $30,000, 2001-2003.

"Collaborative Undergraduate Education Using Enhanced NMR Technology in Northeast Indiana", with co-principal investigators Stephen P. Coburn, Vincent M. Maloney and Kenneth L. Stevenson, National Science Foundation, $73,327, March, 2000- February 2002.

"Less Usual Complex Hydrides", American Chemical Society-Petroleum Research Fund, $30,000, 1998-2000.

“Hydrides of Iron”, Undergraduate research grant, $500, IPFW, with Gabriel Skidd undergraduate, 1999.

"Introduction of Surface Chemistry Using Fourier Transform Infrared Spectroscopy and Incorporation of FT-IR into Upper Level Undergraduate Laboratories", with principal investigator Michael Columbia  and co-principal investigators Richard Pacer, and Vincent M. Maloney, National Science Foundation, $17,788, 1995-1997.

"Preparation and Hydrogen-Storage Chemistry of Polyhydridoferrates", Army Research Office, $149,467, 1994-1997.

"[Ni(cyclam)]-Catalyzed Reactions", American Chemical Society-Petroleum Research Fund, $25,000, 1993-1995.

"Acquisition of A Laser Flash Photolysis System", with principal investigator Kenneth L. Stevenson, and co-principal investigators Robert M. Berger, and Vincent M. Maloney, National Science Foundation, $55,210, 1991-1992.

"Preparation and Solution Chemistry of Hexahydridoruthenate" with co‑principal investigator Kenneth G. Caulton, Indiana University, Bloomington, IN, $6,500, Intercampus Research Fund, 1991-1993.

"Preparation and Solution Chemistry of Hexahydridoruthenate", American Chemical Society-Petroleum Research Fund, $20,000, 1991-1993.

"Mechanism of Aqueous Macrocyclic Ni(III)-Catalyzed Autoxidation of Sulfur Dioxide", American Chemical Society-Petroleum Research Fund, $20,000, 1989-1991.

6.   Memberships in Academic, Professional, and Scholarly Societies:

Member, Inorganic Division and Organometallic Subdivision, American Chemical Society

Member, Council for Undergraduate Research

7.   External Training Workshops & Panel Reviews Attended

Fourteen certifications through training workshops at Los Alamos (June-July 2007)

Workshop on Independent Study at the College of Wooster, September 2002.

External program reviewer of Chemistry and Physics program at Purdue University Calumet, with Prof. Mickey Sarquis (Miami University Middletown) and Prof. Melvin Druelinger (Colorado State University), April 11–13, 2001.

“Course Curriculum and Laboratory Improvement – Adaptation & Implementation”, Panel Reviewer, July 2000 & 2001.

"Systems Administrator & Automation Training", Varian NMRI Inc., Palo Alto, CA, October 26-27,2000.

"Integrated Spectroscopy Management", San Francisco, CA. March 28, 2000.

"External Review of Malin Mårtenson-Oloffsson's PhD thesis entitled Stabilization of Electron Dense Palladium-hydrido Complexes in Solid State Hydrides at Stockholm University, December, 10, 1999.

"Workshop I:  NMR Concepts and Operating Techniques", sponsored by NSF and NMR Concepts, Kingston, RI, June 10-20, 1997.

"Propector VII: Small Fuel Cells For Portable Power Workshop", Sponsored by Space Power Institute and Army Research Office, October 31-November 3, 1994.

"STN Workshop: CA Search Techniques", Boston, MA, April 26, 1990.