1.
"Aeroelastic
Stability of Hingeless Rotors," Virginia
Polytechnic Institute and State University, May 1976.
2.
"Air
and Ground Resonance of Bearingless Rotor
Helicopters," University of California at Los Angeles, Nov. 1977.
3.
"Aeromechanical
Stability of Bearingless Rotor Helicopters,"
University of Cincinnati, Apr. 1979.
4.
"Rotorcraft
Structural Dynamics and Aeroelasticity," Invited Lectures at Stanford
University, Apr. 1979.
5.
"Variable-Order
Finite Element Shape Functions for Rotating Beam Dynamics," Institute
CERAC, Lausanne, Switzerland, Sept. 1980.
6.
"A
Small-Strain, Large-Rotation Beam Theory for Helicopter Rotor Blades,"
U.S. Army Aeroflightdynamics Directorate, Ames
Research Center, Mar. 9, 1982.
7.
"Nonlinear
Effects in Rotor Blade Dynamics," University of Maryland, July 15, 1983.
8.
"Nonlinear
Effects in Rotor Blade Dynamics," Rensselaer Polytechnic Institute, July
20, 1983.
9.
"Cooperative
Research on the Interaction of Tension and Torsion in Beam Theory," DFVLR
Institute of Structural Mechanics, Braunschweig, West
Germany, Oct. 6, 1983.
10.
"On
the Nonlinear Deformation Kinematics of a Beam for Small Strains and Finite
Rotations," DFVLR Institute for Aeroelasticity, Göttingen,
West Germany, Nov. 16, 1984.
11.
"On
the Nonlinear Deformation Kinematics of a Beam for Small Strains and Finite
Rotations," MBB Helicopter Division, Munich, West Germany, Nov. 23, 1984.
12.
"On
the Nonlinear Deformation Kinematics of a Beam for Small Strains and Finite
Rotations," DFVLR Institute for Structural Mechanics, Braunschweig,
West Germany, Nov. 30, 1984.
13.
"On
the Nonlinear Deformation Kinematics of a Beam for Small Strains and Finite
Rotations," U.S. Army Aeroflightdynamics
Directorate, Ames Research Center, Feb. 13, 1985.
14.
"Rotorcraft
Structural Dynamics and Aeroelasticity," Invited lectures at Stanford
University, May 1985.
15.
"Nonlinear
Beam Kinematics for Small Strains and Finite Rotation," Stanford
University, Oct. 3, 1985.
16.
"An
Introduction to GRASP-General Rotorcraft Aeromechanical Stability Program -A
Modern Approach to Rotorcraft Modeling," Naval Postgraduate School,
Monterey, California, Jan. 30, 1986.
17.
"An
Introduction to GRASP-General Rotorcraft Aeromechanical Stability Program -A
Modern Approach to Rotorcraft Modeling," University of California at Los
Angeles, Mar. 13, 1986.
18.
"Stability
of Elastically Tailored Rotor Systems," U.S. Army Aerostructures
Directorate, Langley Research Center, Nov. 12, 1986.
19.
"Nonlinear
Beam Kinematics for Small Strains and Finite Rotations," Center of
Excellence for Rotary Wing Aircraft Technology Seminar, School of Aerospace
Engineering, Georgia Institute of Technology, Dec. 2, 1986.
20.
"Nonlinear
Beam Kinematics for Small Strains and Finite Rotations," United
Technologies Research Center, Dec. 3, 1986.
21.
"Finite
Deformations of Beams: Analytical and Experimental Study of Beam Torsional Stiffness with Large Axial Elongation,"
Structural Mechanics Seminar, College of Engineering, Georgia Institute of
Technology, Oct. 15, 1987.
22.
"Nonlinear
Effects in the Static and Dynamic Behavior of Beams and Rotor Blades,"
Rensselaer Polytechnic Institute, Apr. 21, 1988.
23.
"Nonlinear
Effects in the Static and Dynamic Behavior of Beams and Rotor Blades,"
Center of Excellence for Rotary Wing Aircraft Technology Seminar, School of
Aerospace Engineering, Georgia Institute of Technology, May 31, 1988.
24.
"Space-/Time-Domain
Finite Elements for Structures, Dynamics, and Control," Langley Research
Center, May 18, 1989.
25.
"Space-/Time-Domain
Finite Elements for Structures, Dynamics, and Control," U.S. Army Aeroflightdynamics Directorate, Ames Research Center, Aug.
10, 1989.
26.
"Space-/Time-Domain
Finite Elements for Structures, Dynamics, and Control," Naval Postgraduate
School, Aug. 17, 1989.
27.
"Space-/Time-Domain
Finite Elements for Structures, Dynamics, and Control," Center of
Excellence for Rotary Wing Aircraft Technology Seminar, School of Aerospace
Engineering, Georgia Institute of Technology, Apr. 17, 1990.
28.
"Finite
Elements in Time for Dynamics and Optimal Control," LTV Aerospace and
Defense Missiles Division, Dallas, Texas, Mar. 25, 1992.
29.
"A
Geometrically Nonlinear Theory of Laminated Composite Plates,"
Distinguished Seminar Speaker Series, Wayne State University, Detroit,
Michigan, Dec. 14, 1993.
30.
"Modeling
of Laminated Composite Plates," Lockheed Aeronautical Systems Company,
Marietta, Georgia, May 5, 1994.
31.
"Sectional
Analysis of Composite Beams," Bell Helicopter Textron, Fort Worth, Texas,
Aug. 2, 1994.
32.
"Numerical
Methods in Computational Mechanics and Optimal Control," Numerical Analysis
Seminar, School of Mathematics, Georgia Institute of Technology, Mar. 3, 1995.
33.
"On
Asymptotically Correct Laminated Plate Theory," Department of Mechanical
and Aerospace Engineering, North Carolina State University, Raleigh, North
Carolina, Apr. 26, 1995.
34.
"Dimensional
Reduction for Composite Beams of Arbitrary Cross Section," Department of
Mechanical Engineering, Washington University, Saint Louis, Missouri, Sept. 7,
1995.
35.
"A
Variational-Asymptotic Approach to Dimensional
Reduction for Twisted and Curved Anisotropic Beams," Structural Mechanics
Seminar Series, Georgia Institute of Technology, Apr. 25, 1996.
36.
"Theory
of Laminated Plates: An Asymptotic Point of View," Langley Research
Center, Sept. 16, 1996.
37.
"A
Reformed Response to the Gay Theology of Daniel Helminiak,"
Christian Faculty Forum, Georgia Institute of Technology, Mar. 6, 1997.
38.
"Computational
Analysis of Composite Rotor Blades," Department of Aerospace Engineering,
the University of Michigan, Mar. 9, 1998.
39.
"The
Biblical Basis for Assurance of Salvation," Christian Faculty Forum,
Georgia Institute of Technology, Mar. 4, 1999.
40.
"The
Biblical Basis for Assurance of Salvation," Campus Crusade for Christ,
Georgia Institute of Technology, Mar. 4, 1999.
41.
"The
Nature of the Godhead According to the Bible," Campus Crusade for Christ,
Georgia Institute of Technology, Feb. 3, 2000.
42.
"An
Asymptotic Approach to the Modeling of Composite Beams, Plates, and
Shells," Department of Aeronautics and Astronautics, University of
Washington, October 15, 2001.
43.
"An
Asymptotic Approach to the Modeling of Composite Beams, Plates, and
Shells," Department of Mechanical, Aerospace, and Nuclear Engineering,
Rensselaer Polytechnic Institute, February 28, 2003.
44. "Aeroelastic Behavior and
Flight Dynamics of Highly Flexible Flying Wings," University of Texas at
Arlington, January 27, 2005.
45.
"Modeling
of Slender
Structural Members: An Asymptotic Approach to the
Modeling of Composite Beams, Plates, and Shells," University of California
at Los Angeles, Feb. 22, 2008.