Professor of Soil Chemistry
Crop, Soil and Environmental Sciences
Ph.D.
Postdoctoral
Fellow. (1983 - 1985) Los Alamos
National Laboratory
Katholieke
American Chemical Society
Clay Minerals Society
Mineralogical Society of
Soil Science Society of
1982 Graduate Regents Fellows at the
1983 Membership in Sigma Xi and Gamma Sigma Delta
1997 Elected to Council - Councilor for the Clay Minerals Society (1997 – 2000)
1999 General Chair for the 1999 Clay Minerals Society Meetings
2001 ESCOP Leadership Development Program Fellow (Class 10)
2001 Recipient of the Marion L. and Chrystie M. Jackson Mid-Career Award of The Clay Minerals Society
2002 Election to Fellow, Soil Science
Society of
2002
Recipient of the Marion L. and Chrystie
M. Jackson Mid-Career Soil Science Award
2004 Vice President of The Clay Minerals
Society
2002 Curator of the Source Clays Repository
2004 George Brown Lecturer – 2004 Clay
Minerals Groups of the Mineralogical Society (
2005-6 President of The Clay Minerals Society
2006-7 Member of the Executive Committee for
Elements – An international magazine of mineralogy, geochemistry, and petrology
2006-7 Member of Editorial Board for Geochemical
Transactions
1. Holtzclaw, K. H.; Schaumberg, G. D.;LeVesque, C.S.; Sposito, G.; Heick, J.A.; and C.T. Johnston. Analytical properties of the soluble, metal-complexing fractions in sludge-soil mixtures: V. Amino acids, hexosamines, and other carbohydrates in fulvic acid, Soil Sci. Soc. Am. J. 44:736-740, 1980.
2.
Sposito, G., Holtzclaw, K.H.,
3.
Sposito, G., Holtzclaw, K.H., LeVesque, C.S.; and
4.
5.
6.
7.
8.
Scott, A.C., Bigio, I.J., and
9.
10.
11.
12.
13.
14.
Ince, E.,
15.
16. Johnston, C.T., Tipton T., Trabue, S.L., Erickson C.; and Stone, D.A. Vapor phase sorption of p-xylene on Co- and Cu-exchanged SAz-1 montmorillonite. Environ. Sci. & Technol. 26:382-390, 1992.
17. Pennell, K. D., Rhue R.D., Rao, P.S.C., Johnston, C.T. Vapor phase sorption of p-xylene and water on soils and clay minerals. Environ. Sci. & Technol. 26:756-763, 1992.
18.
Jaynes, W. F., Traina, S.F., Bigham, J.M. and
19.
20. Bish, D. and Johnston, C.T. Rietveld stuctural refinement of dickite at 12 K. Clays and Clay Minerals 41:297-304, 1993.
21.
22. Tipton, T., Johnston, C.T., Trabue, S.L., Erickson, C., Stone, D.A. Gravimetric/FTIR apparatus for the study of vapor sorption on clay films. Review of Scientific Instruments 64:1091-1092, 1993.
23.
Schulze, D. G.;
24.
Hinedi, Z.H.,
25.
26.
Okuda, I.,
27.
28.
29.
30.
Madari, B., Micheli, E.,
31.
Labouriau, A.;
32.
33. Johnston, W. Xu, P. Parker, S.F. Agnew. Characterization of active sites on mineral surfaces: A spectroscopic study of water sorption on montmorillonite. In "The Latest Frontiers of Clay Chemistry. Proceedings of the Sapporo Conference on the Chemistry of Clays and Clay Minerals (Sapporo, Japan 1996)" A. Yamigishi, A. Aramata, and M. Taniguchi (eds.) Publ. Smectite Forum, Sendai Japan. pp. 47-69, 1998.
34.
Nulins, K.H.L., H.G. Toufar, G.O.A. Janssens, R.A.
Schoonheydt, and
35. Bhatti, J.S., Comerford, N.B. andJohnston C.T. Influence of soil organic matter removal and pH on oxalate sorption onto a spodic horizon. Soil Sci. Soc. Am. J. 62:152-158, 1998. http://soil.scijournals.org/cgi/content/abstract/62/4/1089
36.
Bhatti, J.S.,
37.
Robinson, S.,
38.
Madari, B., Micheli, E., Czinkota, I.,
39.
Norton, L.D.; Altieri, R.;
40.
41.
Earl, W.; and
42.
Lin, L.,
43.
Lin, L.,
44.
Lin, L.,
45.
Xu, W.,
46.
Wang, S.L.,
47.
Burrell, L.S.;
48.
Burrell, L.S.;
49. Johnston, C.T.; Eckert, J., Dotson, L., Bish, D.L. Vibrational spectroscopic study of the 1.035 and 0.95 nm kaolinite-hydrazine intercalation complexes. Journal of Physical Chemistry. 104: (33) 8080-8088, (2000). DOI: 10.1021/jp001075s
50.
Guest, C.;
51.
Goldberg, S.,
52.
53.
54.
Sheng, G.Y.,
55.
56.
Sheng, G.;
57.
58. Johnston, C.T.; Agnew, S.F.; Schoonover, J.R.; Kenney, J.W.; Page, B.; Osborn, J. and Corbin, R. Raman study of aluminum speciation in simulated alkaline nuclear waste. Environmental Science and Technology. 36 (11):2451-2458 (2002). DOI: 10.1021/es011226k
59. Johnston, C.T.; G. Sheng; Teppen, B.J.; Fernandes de Oliveira, M.; Boyd, S.A. Spectroscopic study of dinitrophenol herbicide sorption on smectite. Environmental Science and Technology. 36 (23): 5067-5074 (2002). DOI: 10.1021/es025760j
60.
61.
62.
Michéli, E., Madari, B., Tombacz E. Johnston C.T.,
2002. Tillage – soil organic matter relationships in long-term experiments in
63.
64.
Li, H.; Sheng, G.; Teppen, B.J.;
65.
Hou, X.; Bish, D.L.; Wang, S.L.;
66. Wang, S.L.; Johnston, C.T.; Bish, D.L.; White, J.L.; Hem, S.L. Water-vapor adsorption and surface area measurement of poorly crystalline boehmite. J. Colloid and Inteface Science 260 (1): 26-35 (2003).
67. Ras, R.H.A.; C. T. Johnston, E. A. Franses, R. Ramaekers, G. Maes, P. Foubert, F. C. De Schryver, R. A. Schoonheydt Polarized Infrared Study of Hybrid Langmuir-Blodgett Monolayers Containing Clay Mineral Nanoparticles Langmuir 19 (10): 4295-4302 (2003). DOI: 10.1021/la026786r
68.
69.
Dera, P.; Prewitt, C.; Bish, D.L.; Japel, S.;
70.
Schoonover, J.R.; Zhang, S.L.; Johnston, C.T. Raman
Spectroscopy and Principal Factor
71.
Jiang, D.;
72.
Ras, R.H.A.; Németh, J.;
73.
74. Li, H.; Teppen, B.J; Johnston, C.T.; Boyd, S.A., Thermodynamics of Nitroaromatic Compound Adsorption from Water by Smectite Clay. Environmental Science and Technology 38 (20): 5433-5442 (2004). DOI: 10.1021/es035054y
75.
Dontsova, K.M.; Norton, L.D.;
76. Sato, H.; Ono, K.; Johnston, C.T.; Yamagishi, A. First-Principle Study on Polytype Structures of 1:1 Dioctahedral Phyllosilicates. American Mineralogist 89 (11-12): 1581-1585 (2004). http://www.minsocam.org/MSA/AmMin/TOC/Abstracts/2004_Abstracts/ND04_Abstracts/Sato_p1581_04.pdf
77.
Jiang,
D; Premachandra, G.S.;
78.
Ras,
R.H.A.; Nemeth, J.; Johnston, C.T.; Dekany, I.; Schoonheydt, R.A. Infrared reflection absorption spectroscopy
study of smectite clay monolayers Thin Solid Films 466 (1-2): 291-294 (2004).
doi:10.1016/j.tsf.2004.02.043
79.
Ras, R.H.A.; Németh, J.; Johnston, C.T.;
DiMasi, E.; Dékány, I.; Schoonheydt, R.A..
Hybrid Langmuir–Blodgett
Monolayers containing Clay Minerals: Effect of Clay Concentration and Layer
Charge Density on the Film Formation. Phys. Chem. Chem. Phys. (PCCP). 6 (16): 4174-4184 (2004). DOI:
10.1039/b405862c
80.
Li, H.; Teppen, B.J.; Laird, D.A.;
Johnston, C.T.; Boyd, S.A. Geochemical modulation of pesticide sorption on
smectite clays. Environmental Science
and Technology 38 (20): 5393-5399 (2004). DOI: 10.1021/es0494555
81. Arroyo LJ, Li H, Teppen BJ, et al. Hydrolysis of carbaryl by carbonate impurities in reference clay SWy-2 J. Agric. Food Chem. 52 (26): 8066-8073 (2004). DOI: 10.1021/jf048971b
82.
Dontsova, K.M., Norton, L.D.,
83.
Chappell,
M.A., Laird D.A., Thompson M.L., Li H., Teppen B.J., Aggarwal V., Johnston C.T.,
Boyd S.A. Influence of smectite hydration and swelling on atrazine sorption
behavior. Environmental Science &
Technology 39 (9): 3150-3156 (2005). DOI: 10.1021/es048942h
84.
Ras,
R.H.A.,
85.
Arroyo,, L.J., Li, H., Teppen, B.J., Johnston, C.T. Boyd,
S.A. Oxidation of 1-naphthol coupled to
reduction of structural Fe3+ in smectite. Clays and Clay Minerals 53(6):
587-596 (2005). DOI: 10.1346/CCMN.2005.0530605
86.
Sato, H., Ono, K.,
87.
Fernandes de Oliveira, M.F.,
88. Schoonheydt, R.A. and Johnston, C.T. Surface and interface chemistry of clay minerals. Chapter 3 in “Handbook of Clay Science I in Series ‘Developments in Clay Science” Eds. F. Bergaya, B.K.G. Theng & G. Lagaly, Elsevier Science LTD. Pages 87-112, ISBN-13 978-0-08-044183-2 (2006)
89.
H Li,
B.J. Teppen, D.A. Laird, C.T. Johnston, S.A. Boyd. Effects of increasing potassium chloride and
calcium chloride ionic strength on pesticide sorption by potassium- and calcium
smectite. Soil Science Society of
90.
R.H.A.
Ras, Y. Umemura, C.T. Johnston, A. Yamagishi and R.A. Schoonheydt. Ultrathin Hybrid Films of Clay Minerals. Invited Review. Physical Chemistry Chemical Physics 9(8):
918-932 (2007). DOI:
10.1039/b610698f
91.
H. Li, T.R. Pereira, B. J. Teppen, D.A. Laird, C.T. Johnston,
and S.A. Boyd. Ionic strength-induced
formation of Smectite Quasicrystals Change Upon Sorption of Nitroaromatic
Compounds. Environmental Science and Technology 41(4): 1251-1256 (2007). DOI: 10.1021/es062274d
92.
J. R. Schoonover, W. P. Steckle, Jr., C. T.
Johnston, Y. Wang, A. M. Gillikin, and
R.A. Palmer. Humidity-Dependent Dynamic
Infrared Linear Dichroism Study of a Poly(Ester Urethane) Spectrochimica Acta
Part A. Vol 67 (1) 208-213, 2007: DOI:10.1016/j.saa.2006.07.015.
93.
S. Goldberg, C.T. Johnston, D.L. Suarez, S.M.
Lesch. Mechanisms of molybdenum
adsorption on soil minerals evaluated using vibrational spectroscopy and
surface complexation modeling. Chapter
in ‘"Adsorption
of Metals by Geomedia II" M.O. Barnett and D.B. Kent (eds.) Elsevier book
series "Developments in Earth and Environmental Sciences". Expected publication date: October 2007.
94.
T. R. Pereira, D.A. Laird, C. T. Johnston, B. J. Teppen, H.
Li, and S.A. Boyd. Mechanism of
dinitrophenol Herbicide Sorption on Smectites in Aqueous Suspensions at varying
pH. Soil Science Society of
95.
I.W.
Wait, C.T. Johnston, E.R. Blatchley. The influence of groundwater treatment processes on
quartz lamp sleeve fouling in ultraviolet disinfection reactors. (Accepted with minor revision 2/14/2007).
Water Research.
96.
S.L. Hem, C.T. Johnston, H.
Hogenesch. Imject Alum is not
an alternative to aluminum hydroxide adjuvant or aluminum phosphate adjuvant. In Press (4/19/2007). Vaccine.
97.
M. Santagata, A Bobet, C. T. Johnston, J. Hwang. One-dimensional compression behavior of a
highly organic soil. ASCE J. of
Geotechnical and Geoenvironmental Engineering.
In Press (3/9/2007)
Articles which have been submitted
98.
T. R. Pereira, D.A. Laird, M. L. Thompson, C. T. Johnston, B.
J. Teppen, H. Li, and S.A. Boyd. A
Comparison XRD Study of Dinitrophenol Sorption on Smectites in Aqueous
Suspensions and Smectite films at Varying pH.
Soil Science Society of
99.
T. Szabo, M. Szekeres,
100.
T.R.
Filley, M.K. McCormick, S.E. Crow, K. Szlavecz, D.F. Whigham, C.T. Johnston and
R.N. van den Heuvel. Comparison of the
chemical alteration trajectory of liriodendron tulipifera litter among
forests with different invasive earthworm activity. Journal of Geophysical Research -
Biogeosciences (Submitted on 4/12/2007)
101.
E.A. Haack, C.T. Johnston, and P.A. Maurice.
Mechanisms of hydroxamic acid
siderophore sorption to monoionic smectite and siderophore-enhanced release of
structural Fe3+. Geochimica
et Cosmochimica Acta . (Submitted on 4/13/2007)
Articles which are in draft form
102.
C.T. Johnston, R.H.A. Ras, R.A. Schoonheydt. Probing the nanoscale archictecture of clay
minerals (invited review). In
preparation for the journal Clay Minerals.
103.
C.T.
Johnston, J. Elzea-Kogel, D.L. Bish and H.H. Murray. Low temperature FTIR study of structural
disorder in kaolin group minerals. (In
preparation for Clays and Clay Minerals).
104.
D.H. Kang, A.P. Schwab, C.T. Johnston, M.K
Banks. Sorption of Iron Cyanide Complexes onto Clay
Minerals, Manganese Oxide, and Soil.
Soil Science Society of
105.
H. Sato,
K.Ono, C.T. Johnston, A. Yamagishi.
Pressure induced phase transformations in dickite as studied by first
principle calculations. In preparation
for American Mineralogist (last paper of 3 part series – see papers # 76 and #
86).
106.
R.H.A.
Ras, C.T. Johnston, R.A. Schoonheydt. Relation between s-polarized and p-polarized internal reflection spectra:
application for the spectral resolution of perpendicular vibrational modes. (In Preparation – to be submitted to Langmuir
May 2007).
107.
B. Singh, C.T. Johnston, and S. Goldberg. In situ ATR-FTIR spectroscopy and batch
adsorption study of phosphate adsorption on goethite (In Preparation)
Eric Johnson (Ph.D. – 2006-present) Molecular Mechanisms of glyphosate interactions in soils.
Kiran Rana (Ph.D. 2007-present) Geochemical Controls on the Adsorption, Bioavailability, and Long-term Environmental Fate of Dioxins, PCBs, and PAHs
Kiran Rana (M.Sc. 2004-2007) Influence of low
molecular weight organic acids on the release of P from highly weathered soils in
Susan Crow (Postdoc 2006-2007 in Earth and
Atmospheric Science at
Alfredo de Campos (Ph.D. 2003-2007) Effects of
Redox on the soil solution chemistry and aggregate stability of Midwest Upland
soils. Current position: Assistant Professor
of Soil Chemistry - Universidade Federal de Goiás. Instituto
de Estudos Sócio-Ambientais, Cx.P.131, Goiânia, G.O., Brasil.
Balwant Singh (Visiting Professor – hosted Balwant’s sabbatical in 2006) Balwant is Professor Soil Chemistry at the University of Sydney, Australia.
Elizabeth Haack (Postdoc 2005-2007 at the Center for Environmental Science and Technology at the University of Notre Dame; advisor Patricia Maurice). Collaborated with Liz and Patricia for the past year and a half and Liz spent time working in our lab resulting in several presentations and a recent journal article submission to GCA.
Dongqiang Zhu (Postdoc 2004-2005) Geochemical Controls on the Adsorption,
Bioavailability, and Long-term Environmental Fate of Pesticides.Mechanisms. Don is
an Assistant Professor at the State Key Laboratory of Pollution Control,
Katerina Dontsova (Ph.D. 2002) Ca2+ and Mg2+ effects
of water and ammonia adsorption by soil clays. Katerina’s Ph.D. was supervised by Dr. L.D.
Norton and much of her research was conducted in and supervised by C.T.
Johnsotn. Current position: Research scientist working at US Army Corps of
Engineers,
Maurilio Fernandes de Oliveira (Postdoc 2001-2003) Spectroscopic studies of pesticide sorption
on soil minerals. Maurilio is now a
staff scientist working for EMBRAPA in Sorghum and
Shan Li Wang (Ph.D. 1998-2002) Spectroscopic and
structural studies of aluminum oxides. Current position: Assistant Professor of Soil Chemistry at
Beáta
Emoke Madari (Ph.D. 1995-2008) The effect of tillage on the nature and properties
of humic substances. Current
position: Embrapa Solos Ministério da
Agricultura, Brasil. Beata received her
Ph.D. from
Christopher A. Guest (M.Sc. 1994-1997) Synthetic
soil from composting coal combustion byproducts and an industrial
biosolid. (Went on for Ph.D. in soil
mineralogy at
Weizong Xu (M.Sc. 1994-1997) Vibrational probe
studies of sorbed water, structural hydroxyl groups and surface acidity on
montmorillonite by FTIR/Gravimetric methods.
(Went on for Ph.D. in physical chemistry at
Steve Trabue (M.Sc. 1988-1991) Sorption of
p-xylene and water on Cu-montmorillonite.
Completed Ph.D. in soil microbiology at the
Xiadong Gao. Ph.D. Soil Mineralogy (D. Schulze) (completed April 2007)
Mary Gumz. Ph.D. 2007. Horticulture (S. Weller) (completed March 2007)
Joon Ho Hwang, Ph.D. 2006 Civil Engineering (M. Santagata) (completed Nov. 2006)
Pamela Achieng Obura. Ph.D. (current) Soil Mineralogy – D. Schulze)
Chadi Said El Mohtar. Ph.D. (current) Civil Engineering – M. Santagata and A. Bobett
Bethany Hanson. Ph.D. (current) Pharmacy. (S. Hem)
Micah Todd Humphreys. Ph.D. (current) Soil Chemistry (A.P. Schwab)
Agnieszka Magdalena Szlezak Ph.D. 2006. Soil Chemistry (A.P. Schwab / K. Bank – Civil) (completed August 2006)
Julia Patrice Clark. M.Sc. (current) Civil Engineering (M. Santagata)
Jared Wade Alsdorf Ph.D. (current) Agronomy – Remote Sensing (T. Vyn)
Branly Eugene Ph.D. (current) Soil Fertility – Soil Chemistry (B. Joern)
Timothy Patrick Porter M.Sc. (current) Soil Fertility – Soil Chemistry (G. Van Scoyoc)
Jennifer
Ann Maguire Ph.D. (current) Pharmacy (S. Hem)
Salvador
Francisco Acua Ph.D. (current) Soil Fertility/Chemistry (D. Norton)
Dong Hee Kang Ph.D. 2006. Civil Engineering (K Banks)
Isaac William Wait. Ph.D. 2005 Civil Engineering (E.R. Blatchley)
Bradford Everett Derrick, M.Sc. 2005 Civil Engineering (E.R. Blatchley)
William Clayton Smith, M.Sc. 2005. Soil Mineralogy (D. Schulze)
Elected as member-at-large representative for the Agronomy Faculty Advisory Committee.
Member of the Curriculum Committee (2005-present)
Chair of Departmental Research Retreat committee (2006)
Academic advisor for the National Resources and Environmental Sciences Program at Purdue (2006-present)
Chair of the Departmental Seminar Committee 2003-2004.
Member of Advisory Committee for the Natural Resources and Environmental Sciences Program.
Chair of the Academic Leadership Review
Committee (University-wide committee) to
conduct a review of the Dean of the
Chair of the Agenda and Policy Committee, School of Agriculture (1998); Member from 1995-1998.
Member of the Organizing Committee for the CREES Department Review (1996)
Chair of Departmental Gradual Committee,
Agronomy Department,
Member of the Electronic Communication Committee for the Clay Mineral Society (1996 – present).
Serve on Search Committee for faculty positions
in Environmental Engineering, Earth and Atmospheric Sciences, Civil Engineering
and Agronomy.
Faculty Fellow for Tarkenton Hall (residence
hall at
Member of the Ad Hoc Committee on Digital Teaching Tools. (ASA-CSSA-SSSA) 2005-present.
Member of the Executive Committee for Elements – An international magazine of mineralogy, geochemistry, and petrology (2006-2007).
Member of the Editorial Board for Geochemical Transactions (2006-current)
Past President of The Clay Minerals Society (2006-2007)
President of The Clay Minerals Society (2005-2006)
Vice President of The Clay Minerals Society (2004-2005)
Curator for the Source Clay Minerals Repository of The Clay Minerals Society (2003 – present)
Member of Class 10 of the ESCOP Leadership Development Program for the 2000-2001.
Co-hosted / organized the Bouyoucos Conference
on Environmental Chemistry at the Clay-Water Interface held in
Member of the Brindley Award Committee for The Clay Minerals Society (2000)
Associate Editor for the Soil Science Society of
General Chair for the 1999 Clay Minerals Meetings to be held at Purdue University June 26- July 1, 1999.
Elected to serve as a member of Council, Clay Minerals Society (1997-2000)
Member of the Awards Committee for the Clay Minerals Society (1997-1999)
Member of the Electronic Communication Committee for the Clay Mineral Society (1996 – present).
Representative of the ASA-CSSA-SSSA to the American Association for the Advancement of Science (AAAS) (1993 – 1995)
Member of the Bouyoucus Conference Steering
Committee (S772) for the Soil Science Society of
Representative of the Clay Minerals Society to the American Chemical Society (1995 – present)
External reviewer for the Department of Energy (1988, 1990, 1994, 1996)
Member of the Scientific Organizing Committee
for the Clays and Clay Materials Conference to be held in
Associate Editor for Clays and Clay Minerals, 1993 – 1995
Member of the NCR 174 Committee on Synchrotron X-ray sources in Soil Science Research. (1993-96)
Invited participant. DOE workshop entitled
"Intermediate-scale experimentation to investigate microbiological,
chemical, and hydrologic processes affecting subsurface reactive contaminant
migration".
Invited participant. DOE workshop on the Subsurface Transport
Program.
Invited participant: "Synchrotron-based X-ray diffraction and scattering studies of soil materials" held at Argonne National Laboratory, January 8-10, 1990.
Program Development Committee for the Clay Minerals Society (term runs from 1990 thru 1992).
Invited participant. DOE workshop entitled Environmental Materials
and Interfaces workshop held on
Organized
and chaired symposium entitled
"Application of advanced physical analytical techniques in soil
chemistry" at the 79th Annual
Meeting of the American Society of Agronomy / Crop Science Society of America /
Soil Science Society of America,
Chairman of
the Environmental Working Group at the Department of Energy workshop entitled
Chemistry at Interfaces, 6-8 October, 1987.
Battelle Pacific Northwest Laboratories,
Universidade
Federal de Goiás, Goiás, Brazil
(2007)
ASA-SSSA-CSSA – Organic soils symposium (S2) (2006)
Fall ACS Meeting in
Joint meeting of Groupe Francais Argille / The Clay Minerals
Society (
American Chemical Society Meeting in
International Clay Conference,
The Clay Minerals Society Meetings,
American Chemical Society Meetings (Geochemistry Division) –
EMBRAPA - Present
invited lecture at "New Approach for Improving Phosphorus Acquisition and
Aluminum Tolerance of Plants in Marginal Soils.
Present invited
paper at the Collaborative Crop Research Program Grantee Conference in
Present the
“George Brown Lecture” to the Mineralogical Society of
Invited to serve
as external member of examination committee for Robin Ras, Ph.D. Candidate at
K.U. Leuven,
Invited to serve
as external member of examination committee for Bart van Duffel, Ph.D.
Candidate at K.U. Leuven,
Surface chemistry of highly weathered
soils. Workshop on Improving Phosphorus
Acquisition Efficiency in Marginal Soils.
Exploring
clay surfaces using organic molecules.
Microstructural
Properties of High Level Waste Concentrates and Gels with Raman and Infrared
Spectroscopies. Characterization, Monitoring & Sensor Technology
Crosscutting Program Annual Review -
Environmental Management Science Program
Surface
chemistry of soil minerals.
Environmental Engineering Lecture Series,
Nature
of water in soil and subsurface environments.
Invited to serve
as member of Godollo Agricultural faculty in 1998 in order to co-advise Beata
Madari,
Probing
the hydrophobic character of clay surfaces.
Characterization of Active Sites on Mineral
Surfaces” Invited keynote speaker to the Sapporo Conference on the Chemistry of
Clays and Clay Minerals.
Surface
Chemistry of Soil Constituents.
Vibrational
probe studies of water on clay surfaces.
Sendai National Research Institute.
Interaction
of hydrophobic compounds on clay surfaces.
Present
invited
Taught short-course with S. Guggenheim - Clay and Clay-Organic Analysis, Invited lectures (Total of 10 lectures) at the University of Utrecht, Netherlands. (1996).
Present keynote lecture at Euroclay 95 Leuven, Belgium (1995)
Courses
taught at
AGRY 540, Soil Chemistry
AGRY / ANTH 460 Contemporary Issues in Agriculture (co-teaching with J. Vorst)
AGRY 670, Soil Physical Chemistry
AG 490A – Discovery Experiences in Nanotechnology
Guest Lectures
NRES 290 – Environmental Science
AG 101 – Introduction to soil science and environmental chemistry
AGRY 385 – Environmental Soil Chemistry
ASM 335 - What about biofuels?
Courses taught at the
SOS 6414, Advanced Soil Chemistry
SOS 6454, Soil Physical Chemistry
SOS 6932, Geochemical Speciation Modeling
SOS 6932B – Topics in Humic Substances