239th ACS National Meeting and Exposition, (March 21-25, 2010), San Francisco, California, oral presentation by Chris Cadigan, "Catalyst engineering for thermochemical biomass conversions to fuels", Chris Cadigan, Ryan Richards, Matt Yung, and Kim Magrini.

239th ACS National Meeting and Exposition, (March 21-25, 2010), San Francisco, California, oral presentation by Xue Wang, "Intercalation of well-dispersed gold nanoparticles into the walls of mesoporous silica as a highly active catalyst for n-alkane and alcohols oxidation", Xue Wang, Lifang Chen, Juncheng Hu, and Ryan Richards.

239th ACS National Meeting and Exposition, (March 21-25, 2010), San Francisco, California, oral presentation by April Corpuz, "Nanostructured metal oxides possessing the (111) facet for methanol decomposition to hydrogen and carbon dioxide", April Corpuz, Juncheng Hu, Ryan Richards.

239th ACS National Meeting and Exposition, (March 21-25, 2010), San Francisco, California, oral presentation by Chris Cadigan, "Nanostructured ZnO for conversion of carbon dioxide to methanol", Chris Cadigan, Lifang Chen, Ryan Richards.

2009 Colorado Nano Energy summit, (June 22-23, 2009), Denver, CO, poster presentation by Zhi Li, "Portfolio of nanomaterials for the application of biofuel as alternative energy", Zhi Li, Lifang Chen, Ryan Richards.

Nano Renewable Energy Summit, (June 22-23, 2009), Denver, poster presentation by Chris Cadigan, "Nanostructured ZnO for conversion of carbon dioxide to methanol", Chris Cadigan, Lifang Chen, and Ryan Richards.

Nano Renewable Energy Summit, (June 22-23, 2009), Denver, CO, poster presentation by April Corpuz, "Nanoengineered surfaces for alternative energy technologies", April Corpuz, Juncheng Hu, Ryan Richards.

Colorado School of Mines Graduate Student Association Poster Fair, (April 23, 2009), Golden, CO, poster presentation by April Corpuz, "Nanostructured (111) metal oxides for methanol decomposition to H2 and CO2", April Corpuz, Juncheng Hu, Ryan Richards.

The Western States Catalysis Conferences, (April 3, 2009),Golden, Colorado, oral presentation by Lifang Chen, "Controlled Synthesis and CO2 Hydrogenation Activity of Flowerlike Single-crystalline ZnO Nanostructures," Lifang Chen, Juncheng Hu, and Ryan Richards.

237th ACS National Meeting and Exposition, (March 22-26, 2009), Salt Lake City, poster presentation by Chris Cadigan, "Probing the active site of metal oxide supported gold nanoparticles," Chris Cadigan, Juncheng Hu, Zhi Li, and Ryan Richards.

237th ACS National Meeting, (March 22-26, 2009), Salt Lake City, UT, Oral presentation by Zhi Li, "Ultrastable Au/Al2O3 catalyst and its application in aerobic solvent-free benzyl alcohol oxidation," Zhi Li, Ryan Richards.

237th ACS National Meeting, (March 22-26, 2009), Salt Lake City, Utah, oral presentation by Lifang Chen, "Intercalation of Aggregation-Free and Well-Dispersed Gold Nanoparticles into the Walls of Mesoporous Silica as a Highly Active Catalyst for n-Alkane and Alcohols Oxidation," Lifang Chen, Juncheng Hu, and Ryan Richards.

237th ACS National Meeting, (March 22-26, 2009), Salt Lake City, Utah, oral presentation by Lifang Chen, "NiO(111) nanosheets as adsorbents for dye pollutants removal from wastewater," Zhi Song, Lifang Chen, Juncheng Hu, and Ryan Richards.

237th ACS National Meeting and Exposition, (March 22-26, 2009), Salt Lake City, UT, poster presentation by April Corpuz, "Nanostructured (111) metal oxides for methanol decomposition to H2 and CO2", April Corpuz, Juncheng Hu, Ryan Richards.

Joint Northwest and Rocky Mountain Regional Meeting of ACS, (June 15-18, 2008), Park City, poster presentation by Chris Cadigan, "Probing the active site of metal oxide supported gold nanoparticles", Chris Cadigan, Juncheng Hu, Zhi Li, and Ryan Richards.

Joint Northwest and Rocky Mountain Regional Meeting of the ACS (June 15-18, 2008), Park City, UT, poster presentation by April Corpuz, "Nanostructured metal oxides possessing the (111) facet for methanol decomposition", April Corpuz, Juncheng Hu, Ryan Richards.

Joint 63rd Northwest and Rocky Mountain Regional Meeting of the American Society Chemical Society, (June 15-18, 2008), Park City, Utah, Poster presentation by Lifang Chen, "Wheel shaped Cu20-tungstophosphate ([Cu20Cl(OH)24(H2O)12(P8W48O184)]25-) macroanions supported on amino-modified SBA-15 for solvent-free aerobic oxidation of n-alkane", Lifang Chen, Juncheng Hu, and Ryan Richards.

Joint 63rd Northwest / 21st Rocky Mountain Regional Meeting (June 15-18, 2008), Park City, UT, oral presentation by Zhi Li, "Gold Nanoparticles Supported on MgO(111) Nano-Sheet and their Catalytic Activity in Benzyl Alcohol Oxidation," Zhi Li, Juncheng Hu, Ryan Richards and Christian Kuebel.

235th ACS National Meeting, (April 6-10, 2008), New Orleans, poster presentation by Juncheng Hu, "Preparation and Surface Activity of Single Crystalline NiO(111) Nano-sheets with Hexagonal Holes", Juncheng Hu, Kake Zhu, Lifang Chen, Haijian Yang, Zhi Li, Andreas Suchopar, and Ryan Richards.

235th ACS National Meeting, (April 6-10, 2008), New Orleans, poster presentation by Zhi Li, "Size Tunable Gold Evenly Distributed in the Channels of Mesoporous Silica", Zhi Li, Ryan Richards and Christian Kuebel.

Colorado State University, Chemistry Seminar (February 26, 2008), Ft. Collins, CO, USA, Ryan Richards

Colorado School of Mines, Materials Science Seminar (January 30, 2008), Golden, CO, USA, Ryan Richards.

Central Michigan University, Special Alumnus Chemistry Department Seminar (December 3, 2007), Mt. Pleasant, MI, USA, Ryan Richards

81st ACS Colloid & Surface Science Symposium, Newark, DE, USA (June 24-27, 2007), Ryan Richards

3rd Int. Conf. on Green and Sustainable Chemistry, July, 1-5, Delft, Ryan Richards.

ISHHC XIII International Symposium on Relations between Homogeneous and Heterogeneous Catalysis, Berkeley, CA, USA (July 16-20), Ryan Richards

ACS National Meeting, Boston, MA, USA (August 19-23), Ryan Richards.

EU COST D24 Meeting, Bremen, Germany, October 19-20, "Nanoscale Materials and Catalysis" Ryan Richards*

Stereocat 2006, Lisbon, Portugal, September 21-23, 2006, "Preparation and characterization of nanoscale catalysts modified with cinchonidine via colloids" Ryan Richards*

Gold 2006, Limerick, Ireland, September 1-4, 2006, "Immobilized Gold Nanoparticles as Active Alkane Oxidation Catalysts" Ryan Richards, Juncheng Hu and Kake Zhu

1st European Chemistry Congress, Budapest, Hungary, September 27-31, 2006, "Polyoxometalate Stabilized Mono- and Bimetallic Nanocluster Catalysts", Lawrence D'Souza and Ryan Richards

ACS Colloids and Surface Science Symposium, June 18-24, 2006, Boulder, Colorado, "Wet chemical preparation of MgO (111) nanosheets and their ultrahigh activity for Claisen-Schmidt condensation" Kake Zhu, Juncheng Hu, Christian Kuebel, Ryan Richards*

EU COST D24 Meeting, Bucharest, May 4-6, 2006, "Chirally Modified Nanoclusters as Heterogeneous Enantioselective Catalysts" Ryan Richards

Invited Speaker, ENSCP, May 3, 2006, "Nanoscale Materials and Catalysis" Ryan Richards
br />Deutsche Physikalische Gesellschaft Fruhjahrstagung, March 14-15, 2006, Frankfurt, Germany,"Pigment Molecules Embedded in Mesoporous Cages - Synthesis, Characterization, Femtosecond Experiments," Khadga Karki, Safieh Tork, Adrian Negrean, Ryan Richards, and Arnulf Materny

Euromat 2005, September 4-8, Prague, Czech Republic; "DRIFTS Spectra of Adsorbed Cinchonidine and Quiphos on Pt and Ru Nanoparticles, Geometrical Adsorption Model" A. Kraynov and R. Richards

Euromat 2005, September 4-8, Prague, Czech Republic; "Transformation of the Catalytic System (Cinchonidine on Pt Nanoparticles) during Ethyl Pyruvate Hydrogenation" A. Kraynov and R. Richards

Highlight Lecture, Euromat 2005, September 4-8, Prague, Czech Republic "Immobilized Gold Nanoparticles as Active Alkane Oxidation Catalysts" Kake Zhu and Ryan Richards.

OMCOS Advances in Organometallic Chemistry and Advanced Catalysis, Paris, France, July 15-16, 2005 "Stability of the Catalyst (Cinchonidine on Pt Nano-particles) Under Ethyl Pyruvate Hydrogenation Conditions" Alexander Kraynov and Ryan Richards.
"Palladium, Gold and Silver Nanoclusters Stabilized by Polyoxotungstates" Lawrence D'Souza and Ryan Richards.

EU COST D24 meeting, May 25-28, 2005, Lund, Sweden "Preparation of nanoscale metal catalysts modified with chiral ligands and determination of the modifier orientation" Ryan Richards.

Dechema "Nanomaterialien und Katalyse" April 28, 2005, Frankfurt, Germany,"Palladium, Gold and Silver Nanoclusters Stabilized by Polyoxotungstates: Cluster Stability, Catalysis and Effects of the Stabilizing Anions," Ryan Richards.

Fourth International Conference on Inorganic Materials, Antwerp, Belgium, September 19-21, 2004. "Supercritical Fluid Assisted Functionalization of Mesoporous Silica" Kake Zhu, Andreas Suchopar and Ryan M. Richards.

Nano2004, Wiesbaden, Germany, June 20-24, "A Novel Precursor Route to High Surface Area Heterogeneous Catalysts" Lawrence D'Souza, Andreas Suchopar and Ryan Richards
"Development of Heterogeneous enantioselective catalysts: Metal (Pt, Pd, Ru) macro- and nano- particles modified by chiral ligands (quiphos, cinchonidine)" A. Kraynov, and Ryan Richards

Invited Speaker, GDCh Chemisches Kolloquium (German Chemical Society Colloquium), April 26, 2004, University of Bremen, "Nanomaterials as Catalysts", Ryan M. Richards.

Invited lead speaker, National Science Foundation workshop on Nanotechnology, Center for Advanced Microstructures and Devices, Louisiana State University, May 30-31, 2004 "Synthetic Approaches to Metallic Nanomaterials," Ryan M. Richards.

Invited speaker, American Chemical Society National Meeting, Spring 2004, Anaheim (Symposium in Memory of Arthur W. Adamson), "Novel Polyoxoanion Stabilized Colloids" Ryan M. Richards

Invited speaker, American Chemical Society National Meeting, Spring 2004, Anaheim (The Science and Engineering of Catalyst Preparation Symposium), "Metal Colloids as Catalyst Precursors" Ryan M. Richards

EuroNanoForum 2003, Trieste, Italy, December 2003,"in situ Approaches to Establishing Particle Size and Growth Kinetics in Nano Research," D'Souza, L., Suchopar, A. and Richards, R.

EuroNanoForum 2003, Trieste, Italy, December 2003, "Novel, Polyoxoanions stabilized Pd, Au, Ag and Ru nanoclusters," D'Souza, L. and Richards, R.

Third Younger European Chemists Conference, Grenoble, France, August 2003, "Novel Synthetic Approaches to Catalytic Nanomaterials," Ryan Richards

European Summerschool- Nanocapsules with functionalised surfaces and walls, Bremen, Germany, July 2003, "Catalytic Nanomaterials," Ryan Richards

European Summerschool- Nanocapsules with functionalised surfaces and walls, Bremen, Germany, July 2003, "Development of Novel Heterogeneous Enantioselective Catalysts" Milica Fidanoska, Lawrence D'Souza, Andreas Suchopar and Ryan Richards
"High Performance Particle Sizer: A Novel Application in Nano Research" Lawrence D'Souza, Hayretin Yumerefendi, Andreas Suchopar and Ryan Richards*
"Novel, polyoxometallate stabilized nanoclusters: an extremely active hydrogenation catalyst" Lawrence D'Souza, Hayretin Yumerefendi and Ryan Richards*
"Synthesis and Characterization of Nanoscale Metal Oxides" Lawrence D'Souza, Jaffar Saleh-Subaie, Andreas Suchopar and Ryan Richards*

EU COST D24 Symposium, Ljubljana, Slovenia, December 2002, "Metal colloids stabilized by chiral ligands: preparation, characterization and application," Ryan Richards

ACS National Meeting, Orlando, April 2002, "Novel solgel preparation of an RuO active support for Pt based electrocatalysts," Ryan Richards and Helmut Boennemann

ACS National Meeting, Orlando, April 2002, "Bottom up preparation of nanoscale skeletal Ni Catalysts," Ryan Richards and Helmut Boennemann

ACS National Meeting, Orlando, April 2002, "Colloidal nanometals as fuel cell catalyst precursors," Helmut Boennemann, Ryan Richards and Reinhard Moertel

Materials Week, Munich, Germany, October 2001, "Bottom-Up Preparation of Nanoparticulate Raney Ni Catalysts," Ryan Richards and Helmut Bonnemann

European COST forum on Catalysis, Marseilles, France, September 2001, "Preparation of QUIPHOS Modified Ruthenium Particles for Enantioselective Hydrogenations," Ryan Richards and Helmut Bonnemann

European Forum on Fuel Cells, Lucerne, Switzerland, July 2001, "Preparation methods for novel Pt/RuOxHy electrocatalysts," Ryan Richards and Helmut Bonnemann

Max Planck Forum on Synthesis and Catalysis, May 2001, Mulheim a.d. Ruhr, Germany, "Nanoparticles: General Properties, Synthesis, and Applications," Ryan Richards

Nano-2000, Sendai, Japan, August 2000, "Nanocrystalline Ultra High Surface Area Magnesium Oxide as a Selective Base Catalyst," Ryan Richards, Ravichandra S. Mulukutla, Alexander Volodin, Vladimir Zaikovski, Naijian Sun and Kenneth J. Klabunde.

2000 Hazardous Substances Research Council, Denver, Colorado, May 2000, "Nanoscale Metal Oxides Used as Dehydrohalogenation Catalysts," R. M. Richards, V. V. Chesnokov, I, Mishakov, A. Volodin, K. J. Klabunde.

1999 Midwest Regional Conference, Quincy, Illinois
"Core/Shell Nanocrystalline Lewis Acid Catalysts" R. M. Richards, V. V. Chesnokov, A. M. Volodin, and K. J. Klabunde
"Potential Isolation of Free Radical Species on Nanoparticulate Magnesium Oxide" P. Pauzauskie, K. Tsen, R. Richards, and K. Klabunde

1999 Invited Lecture, Boreskov Institute of Catalysis, Novosibirsk, Russia,
"Preparation, Properties, and Chemistry of Metal Oxide Nanoparticles." Ryan Richards and Kenneth Klabunde

1998 ACS Midwest Regional Conference, Wichita, Kansas

1997 ACS Midwest Regional Conference, Lake of the Ozarks, Missouri

1996 ACS National Meeting, New Orleans, Louisiana "Methods for the preparation of organoplatinum compounds suitable for noncovalent attachment to water-soluble polymers." Howell, B. A. and Richards, R. M.