Papers Presented at Meetings, Conferences and Talks

1.	"Ground State of Liquid He^4", Midwest Conference on Theoretical Physics, December 1961.
2.	"Method of Cluster Expansion in Theory of Liquid He^3", Virginia Acad. Science, May 1967.
3.	"Further Results on the Modified KDP Model", Yeshiva Symposium in Stat. Mech., November 1967.
4.	"Exact Solution of the Short-Range, One-Band Model", Yeshiva Symposium in Stat. Mech., April 1968.
5.	"Ising Model with Second Neighbor Interaction", International Symposium on Critical Phenomena at Banff, Alberta, Canada, August 1968.
6.	"A General Lattice Statistical Problem", Yeshiva Symposium in Stat. Mech., December 2, 1968.
7.	"An Approximate Solution for Ising Model with Crossing Interactions", N.Y. APS Meeting, February 1969.
8.	"Exact Solution of a Model of Hydrogen-Bonded Antiferroelectric", Yeshiva Symposium in Stat. Mech., March 31, 1969.
9.	"A Lattice Statistical Model of Phase Transitions", Washington, D.C., APS Meeting, April 1969.
10.	"Microscopic Calculations for Helium Submonolayers", Washington, D.C., APS Meeting, April 1970
11.	"Exact Solution of a Ferroelectric in a Staggered Field", Washington, D.C., APS Meeting, April 1970.
12.	"Density Correlations in a Many Particle System", International Union of Pure and Applied Physics Conference on Stat. Mech., Chicago, April 1971.
13.	"Modified Potassium Dihydrogen Phosphate Model in a Staggered Field"., International Union of Pure and Applied Physics Conference on Stat. Mech., Chicago, April 1971.
14.	"Ising Model with Four-Spin Interactions", Yeshiva Symposium in Stat. Mech., May 1971.
15.	"Critical Phenomena and Phase Transitions", Summer Conference on Solid State Theory, Taiwan, June 1971
16.	"Method of Correlated Basis Functions", Summer Conference on Solid State Theory, Taiwan, July 1971.
17.	"Theory of Many-Fermion System", Summer Conference on Solid State Theory, Taiwan, July 1971.
18.	"Critical Phenomena and Phase Transitions", Virginia Polytechnic Inst., October, 1971.
19.	"Critical Phenomena and Phase Transitions", State University of New York at Buffalo, November 1971.
20.	"Two Dimensional Ferroelectric Models", State University of New York at Buffalo, November 1971.
21.	"Critical Phenomena and Phase Transitions", Clark University, January 1972.
22.	"Critical Phenomena and Phase Transitions", University of Michigan, March 1972.
23.	"Two Dimensional Ferroelectric Models", University of Michigan, March, 1972.
24.	"Phase Transitions in a Sixteen-Vertex Model", Yeshiva Symposium in Stat. Mech., May 1972.
25.	"Method of Correlated Basis Functions", University of Paris, Orsay, January 29, 1973.
26.	"Phase Transitions in a Decorated Ising Model", Institut des Hautes Etudes Scientifiques, Bures-Sur-Yvette, France, February 7, 1973.
27.	"Phase Diagram of an Ising Metamagnet", Washington D.C., APS Meeting, April 1973.
28.	"Some New Results on the Vertex Model", Yeshiva University, New York, May 1973.
29.	"Vertex Model in Statistical Mechanics", The Australian National University, Canberra, Australia, Sept. 20, 1973.
30.	"Vertex Model in Statistical Mechanics", The University of Newcastle N.S.W., Australia, Sept. 28, 1973.
31.	"Vertex Model in Statistical Mechanics", The University of Melbourne, Melbourne, Australia, Oct. 11, 1973.
32.	"Vertex Model in Statistical Mechanics", The University of Adelaide, Adelaide, Australia, Oct. 12, 1973.
33.	"Critical Phenomena and Phase Transitions", National Taiwan University, Taiwan, Republic of China, March 1, 1974.
34.	"Ising Model on a Triangular Lattice with Three-Spin Interactions", National Tsing Hua University, April 15, 1974.
35.	"Ising Model on a Triangular Lattice with Three-Spin Interactions", University of Tokyo, Aug. 12, 1974.
36.	"Staggered Ice-Rule Model on a Triangular Lattice with Three-Spin Interactions", University of Tokyo, Aug. 12, 1974.
37.	“Staggered Ice-Rule Model”, Yeshiva Symposium in Statistical Mechanics, December 12 1974
38.	"Critical Phenomena and Phase Transitions-Some Recent Developments", Texas A&M University, February 6, 1975.
39.	"Graphical Representation of Lattice Models in Statistical Mechanics", Invited talk at Recontre on Combinatorial Mathematics and Its Applications, Aberdeen, Scotland, July 12, 1975.
40.	"Some New Results in Lattice Statistics", Ecole Polytechnique Federale, Lausanne, Switzerland, July 22, 1975.
41.	"Multi-Component Spin System on a Cayley Tree", IUPAP International Conference on Statistical Mechanics, Budapest, Hungary, August 28, 1975.
42.	"Some New Results on the Potts Model", Yeshiva Symposium in Statistical Mechanics, Yeshiva University, December 1, 1975.
43.	"Some Combinatorial Problems, in Statistical Physics", National Tsing Hua University, Taiwan, April 7, 1976.
44.	"Recent Developments in Critical Phenomena", California State University Fullerton, California, April 16, 1976
45.	"Graphical Expansions of the Potts Partitian Function", International Summer School on Critical Phenomena and Phase Transitions, Banff, Alberta, Canada, August 24, 1976.
46.	"Topics in Plasma Physics", A series of three talks given at Institute of Nuclear Energy Research, Taiwan, July 14, 21, 28, 1976.
47.	"Two Phase Transitions in the Three-Spin Ising Models", Yeshiva Symposium in Statistical Mechanics, Yeshiva University, December 5, 1976.
48.	"Percolation, Potts Model, and Related Problems", Northeastern University, February 23, 1977.
49.	"Potts Model and the Bond Percolation", Boston University, February 25, 1977.
50.	"On the Ashkin-Teller Model", Boston University, March 4, 1977.
51.	"Potts Model and Percolation", Virginia Polytechnic Institute, March 29, 1977.
52.	"Potts Model and Percolation", Montana State University, August 8, 1977.
53.	"Exact Results on Some Two Dimensional Lattice Models", 13th IUPAU International Conference on Statistical Physics, Haifa, Israel, August 29, 1977.
54.	"Potts Model, Whitney Polynomial, and Related Problems", Boston Area Symposium on Statistical Mechanics, October 22, 1977.
55.	"Percolation and Related Problems", National Tsing Hua University, Taiwan, December 13, 1977.
56.	"Exact Results in Lattice Statistics", National Tsing Hua University, Taiwan, December 14, 1977
57.	"Potts Model and Percolation", National Taiwan University, December 21, 1977.
58.	"Vertex Models in Statistical Mechanics", Tamkang College, Taiwan, December 22, 1977.
59.	"Present Status of Vertex Model in Lattice Statistics", MIT, April 6, 1978.
60.	"Potts Model and Related Lattice Statistical Problems", Laboratoire de Physique Theorique, Ecole Polytechnique Federeale, Lausanne, Switzerland, June 7, 1978.
61.	"Potts Model and Related Lattice Statistical Problems", University of Koln, Institute for Theoretical Physics, W. Germany, June 22, 1978.
62.	"Potts Model and Related Lattice Statistical Problems", Heidelberg University, June 23, 1978.
63.	"Potts Model and Related Lattice Statistical Problems", Institute for Theoretical Physics, University of Vienna, Austria, June 30, 1978.
64.	"Potts Model and Related Lattice Statistical Problems", Institute of Mathematics, University of Rome, Italy, July 19, 1978.
65.	"Differential Form of Renormalization Group", Institute of Physics, University of Salerno, Italy, July 20, 1978.
66.	"Potts Model and Related Lattice Statistical Problems", Institute of Physics, University of Salerno, Italy, July 21, 1978.
67.	"Potts Model and Related Lattice Statistical Problems", King's College, London, England June 1, 1978.
68.	"Phase Diagram of Antiferromagnetic Triangular Ising Model", Rutgers Symposium in Statistical Mechanics, Rutgers University , Dec. 3, 1978.
69.	"Potts Model with Two-and Three-Site Interaction", Boston University, May 1979.
70.	"Critical Phenomena", Peking Normal University, Peking, People's Republic of China, September 1979.
71.	"Critical Phenomena", Nanking University, Nanking, People's Republic of China, September 1979.
72.	"China Travellog" A Slide Presentation of My Visit to the People's Republic of China", Northeastern University, January 23, 1980.
73.	"Triangular Potts Model", Summer Institute in Statistical Mechanics, University of Washington, July 30, 1980.
74.	"The Critical Isotherm of the Modified F Model", 14th IUPAP International Conference on Statistical Physics, Edmington, Canada, August 21, 1980.
75.	"Potts Model on the Triangular Lattice", Catholic University, Nemeigen, Holland, Sept. 12, 1980.
76.	"The Potts Model", Technishce Hogeschool, Delft, Holland, September 1980.
77.	"Graph-Theoretical Problems in Statistical Physics", University of Amsterdam, Holland, October 2, 1980.
78.	"Graph-Theoretical Problems in Statistical Physics", Instituut-Lorentz, Leiden, Holland, November 5, 1980.
79.	"Duality Relations of the Potts Model", Instituut-Lorentz, Leiden, Holland, December 15, 1980.
80.	"Triangular Potts Model", University of Koln, W. Germany, January 3, 1981
81.	"Dilute Potts Model", European Statistical Mechanics Meeting, Paris, January 13, 1981.
82.	"Graph-Theoretical Problems in Statistical Physics", Institut fur Festkorperforschung der Kernforschungsanlage, Juelich, W. Germany, February 5, 1981.
83.	"Duality Relation of the Potts Model", Eighth International Seminar on Phase Transitions and Critical Phenomena, MECO-81, University of Saarbuken, W. Germany, March 24, 1981.
84.	"Recent Results on the Potts Model", Ecole Federale Polytechnique, Lausanne, Switzerland, April 22, 1981.
85.	"Antiferromagnetic Potts Model", Boston University, June 2, 1981.
86.	"Random Potts Model", Boston University, June 9, 1981.
87.	"The Potts Model", National Tsing Hua University, Taiwan, December 1981.
88.	"The Potts Model", Northeastern University, February 10, 1982.
89.	"The Potts Model", Rocky Mountain-Southwest Theoretical Physics Conference, University of Utah, Salt Lake City, March 24, 1982.
90.	"Network Communication as a Percolation", Rutgers Symposium in Statistical Physics, Rutgers University, May 13, 1982.
91.	"China-Travellog", Northeastern University, June 8, 1982.
92.	"The O(n) Model" Boston University, July 17, 1982.
93.	"An Infinite-Range Bond Percolation", third Joint Intermag. Magnetism and Magnetic Materials Conference, Montreal, July 21, 1982.
94.	"Critical Properties of the Schick-Griffiths Model", Rutgers University, December 16, 1982.
95.	"Some Problems of Current Interests in Statistical Physics", Institute of Theoretical Physics, Academy of Science, Peking, China, December 23, 1982.
96.	"Introduction to Critical Phenomena and Phase Transitions", Peking Normal University, Peking, China, December 25, 1982.
97.	"The Potts Model and Its Applications", International Conference on Condensed Matter Physics, Peking, China, December 29, 1982.
98.	"Some Problems of Current Interest in Statistical Physics, Fudan University, Shanghai, China, January 10, 1983.
99.	"Problems of Current Interests in Statistical Physics", National Tsing Hua University, Taiwan, February 8, 1983.
100.	"The Potts Model and Its Applications", Schlumberger-Doll Research , March 1, 1983
101.	"Potts Model with Competing Interactions", Rutgers Symposium in Statistical Mechanics, Rutgers University, May 13, 1983.
102.	"Potts Model of Ferromagnetism", (Invited), Magnetism and Magnetic Materials Conference, Pittsburgh, November 9, 1983.
103.	"Exactly Solved Models", (Invited), Rutgers Meeting in Statistical Mechanics, Rutgers University, December 14, 1983.
104.	"In Memory of Shang-Kang Ma", Rutgers Meeting in Statistical Mechanics, Rutgers University, December 14, 1983.
105.	"The Wonderful World of the Potts Model", The National Science Foundation, January 10, 1984.
106.	"The Wonderful World of the Potts Model", University of Massachusetts, Amherst, Mass., January 18, 1984.
107.	"The Wonderful World of the Potts Model", Institute of Theoretical Physics, State University of New York, Stony Brook, N.Y., February 22, 1984.
108.	"The Potts Model and Its Applications", University of Maryland, March 5, 1984.
109.	"The Potts Model", Institute of Theoretical Physics, University of California at Santa Barbara, April 26, 1984.
110.	"The Potts Model and Its Applications", University of California at San Diego, April 27, 1984.
111.	"The Potts Model", University of California at Los Angeles, April 28, 1984.
112.	"The Potts Model", Emory University, Atlanta, GA, June 1, 1984.
113.	"The Potts Model", Institute of Physics, National Academy of Sciences, Taipei, Taiwan, September 6, 1984.
114.	"The Potts Model and Its Applications", The Catholic University of America, Washington, D.C., September 27, 1984.
115.	"Recent Progresses in Lattice Statistics", University of Rhode Island, Kingston, Rhode Island, October 26, 1984.
116.	"Exact Solution of an Ising Model in a Nonzero Magnetic Field", Rutgers Meeting in Statistical Mechanics, December 17, 1984.
117.	"Non-Intersecting String Model-Equivalence with the Potts Model", Rutgers Meeting in Statistical Mechanics, May 8, 1985.
118.	"Non-Intersecting String Model", National Tsing Hua University, Taiwan, Oct. 12, 1985.
119.	"Application of Statistical Mechanics in the Theory of Alloys", Institute of Precious Metals, Kunming, China, Oct. 21, 1985.
120.	"Introduction to the Theory of Phase Transitions", Yunnan Normal University, Kunming, China, Oct. 23, 1985.
121.	"The Ising and the Potts Model", Yunnan University, Kunming, Oct. 24, 1985.
122.	"Scientific Research Funding in the U.S., "Institute of Precious Metals, Kunming, China, Oct. 27, 1985.
123.	"Order-Disorder Transition in Alloys", Institute of Precious Metals, Kunming, China, Oct. 30, 1985.
124.	"Introduction to Critical Phenomena", Southwest-China Teacher's College, Chongqing, China, Nov. 2, 1985.
125.	"The Non-Intersecting String Model", Southwest-China Teacher's College, Chongqing, China, Nov. 4, 1985.
126.	"Introduction to the Theory of Phase Transitions", South-Central Industrial University, Changsha, China, Nov. 9, 1985.
127.	"Hard Molecules and Lattice Animals" Beijing Normal University, Beijing, China, Nov. 12, 1985.
128.	"Equivalence of the Non-Intersecting String Model with a Potts Model", Beijing Normal University, Beijing, China, Nov. 13, 1985.
129.	"Graphical Solution of the Non-Intersecting String Model", Beijing Normal University, Beijing, China, Nov. 15, 1985.
130.	"Scientific Research Funding in the U.S.", Academy of Sciences, Beijing, China, Nov. 16, 1985.
131.	"Scientific Research Funding in the U.S.", Fudan University, Shanghai, China, Nov. 19, 1985.
132.	"Hard Molecules and Lattice Animals", Fudan University, Shanghai, China, Nov. 20, 1985.
133.	""Graphical Solution of the Non-Intersecting String Model", Fudan University, Shanghai, China, Nov. 21, 1985.
134.	"The Potts Model and Its Applications", University of Houston, January 28, 1986.
135.	"The Potts Model and Its Applications", Florida Atlantic University, February 21, 1986.
136.	"Order-Disorder Transition: A Pervasive Phenomenon of Nature", Northeastern University (Klein Lecture), May 8, 1986.
137.	"The Z-Invariant Nonintersecting String Model", Rutgers Meeting in Statistical Mechanics, May 22, 1986.
138.	"The Potts Model and Its Applications", Florida State University, Tallahasse, Florida, Oct. 30, 1986.
139.	"Critical Phenomena, an Overview", Northeastern University, Nov. 13, 1986.
140.	"Order-Disorder Transitions", Institute of Physics, Academia Sinica, Taipei, December 19, 1986.
141.	"Application of Graph Methods in Statistical Physics", National Tsing Hua University, December 21, 1986.
142.	"The Vicious Neighbor Problem", National Tsing Hua University, Taiwan, December 21, 1986.
143.	"The Vicious Neighbor Problem", Institute of Physics, National University of Mexico, January 28, 1987.
144.	"The Potts Model and Its Applications", State University of New York at Buffalo, February 19, 1987.
145.	"The Vicious Neighbor Problem", American Physical Society Meeting, New York, NY, March 19, 1987.
146.	"The Vicious Neighbor Problem", University of Houston, March 31, 1987.
147.	"Order-Disorder Transitions", Texas Christian University, April 2, 1987.
148.	"The Potts Model", Yale University, New Haven, CT, April 8, 1987.
149.	"The Vicious Neighbor Problem", Brandeis University, Waltham, MA, April 10, 1987.
150.	"The Vicious Neighbor Problem", Boston University, August 6, 1987.
151.	"The Vicious Neighbor Problem", Federal University of Fluminense, Niteroi, Brazil, September 17, 1987.
152.	"The Vicious Neighbor Problem", Federal University of Pernambuco, Recife, Brazil, September 22, 1987
153.	"Applications of Graphical Methods in Statistical Mechanics", Brazilian Center of Physics Research, Rio de Janeiro, Brazil, September 23, 1987.
154.	"The Vicious Neighbor Problem", Catholic University of Pontificia, Gavea, Brazil, September 24, 1987.
155.	"Blume-Emery-Griffiths Model on the Honeycomb Lattice", Brazilian Center of Physics Research, Rio de Janiero, Brazil, September 29, 1987.
156.	"Exact Results on the Blume-Emery-Griffiths Model", University of Washington, November 4, 1987.
157.	"The Vicious Neighbor Problem", University of Washington, November 17, 1987.
158.	"Potts Model and Graph Theory", University of Washington, December 8, 1987.
159.	"Disorder Solution", National Tsing Hua University, January 14, 1988.