Conference Abstracts

2017

Lee D., Isaacs D., Birn-Jeffery A., Voloshina A. S., Zhao, G., Seyfarth A. and Daley M. A, Bipedal Walking of Birds, Humans, and Robots. Society for Integrative and Comparative Biology 2017, 57, E324-E324 SICB

2014

Ward, J. and Schroeder, K. and Vehon, D. and Holgate, R. and Grimmer, M. A microprocessor controlled ankle-foot prosthesis that supports fill powered running. American Orthotic & Prosthetic Association (AOPA), 2014.

2013

Mohammadinejad, A. and Sharbafi, M. A. and Rode, C. and Seyfarth, A. Role of Bi-articular muscles during swing phase of walking. Poster. Dynamic Walking, Pittsburg, USA, 2013.

Sharbafi, M. A. and Nili Ahmadabadi, M. and Yazdanpanah, M. J. and Seyfarth, A. Novel leg adjustment approach for hopping and running. Poster. Dynamic Walking, Pittsburg, USA, 2013.
Sharbafi, M. A. and Seyfarth, A. Human leg adjustment in perturbed hopping. 6th International Symposium on Adaptive Motion of Animals and Machines (AMAM2013) Darmstadt, Germany, 2013.

2012

Sharbafi, M. A. and Yazdanpanah, M. J. and Nili Ahmadabadi, M. and Maufroy, C. and Seyfarth, A. Switching from hopping to running with HZD controller. Poster. Dynamic Walking, Pensacola, USA, 2012.

2011

Grimmer, M. and Seyfarth, A. Design of a Series Elastic Actuator driven knee prosthesis: The trade-off between energy and peak power optimization. Poster. Dynamic Walking, Jena, 2011.poster_dw2011.pdf

2010

Grimmer, M. and Seyfarth, A. Design of a Series Elastic Actuator driven ankle prosthesis: The trade-off between energy and peak power optimization. Poster. Dynamic Walking, Boston, 2010. poster_dw2010.pdf

Seyfarth A. The Bounce in Your Step - Designing Biomechanical Leg Models of Increasing Complexity, 6th World Congress of Biomechanics, Aug 1-8, Singapore, 2010.

Seyfarth A. Stable walking and running: how leg geometry and compliance shapes the way we move, Dynamic Walking, July 8 - 11, Cambridge, Massachusetts, 2010.

Grimmer M, Seyfarth A. Design of a Series Elastic Actuator driven ankle prosthesis: The trade-off between energy and peak power optimization, Dynamic Walking, July 8 - 11, Cambridge, Massachusetts, 2010.

Maufroy C, Maus HM, Seyfarth A. Leg damping relaxes the constraints on postural stabilization in human-like compliant walking, Dynamic Walking, July 8 - 11, Cambridge, Massachusetts, 2010.

Maykranz D, Grimmer S, Maus HM, Seyfarth A. Can energetic leg function be characterized with work-loops? Annual Main Meeting of the Society for Experimental Biology 2010, June 30 - July 3, Prague, Czech Republic, 2010.

Gross M. Strategies of three legged locomotion, Annual Main Meeting of the Society for Experimental Biology 2010, June 30 - July 3, Prague, Czech Republic, 2010.

Lipfert SW, Günther M, Grimmer S, Seyfarth A. Leg swing powered by the ankle joint in human walking, Annual Main Meeting of the Society for Experimental Biology 2010, June 30 - July 3, Prague, Czech Republic, 2010.

Blum Y, Birn-Jeffery A, Daley MA, Seyfarth A. Does a Crouched Leg Posture Enhance Running Stability?, 16th US National Congress of Theoretical and Applied Mechanics (USNCTAM) , June 27 - July 2, State College, Pennsylvania, 2010. Paper number: USNCTAM2010-773.

Rummel J, Seyfarth A. Walking with compliant legs: Robustness or Efficiency, 16th US National Congress of Theoretical and Applied Mechanics (USNCTAM) , June 27 - July 2, State College, Pennsylvania, 2010. Paper number: USNCTAM2010-857.

Renjewski D, Seyfarth A. How come a moving biped does not fall - the challenge to apply theoretical stability concepts, 16th US National Congress of Theoretical and Applied Mechanics (USNCTAM) , June 27 - July 2, State College, Pennsylvania, 2010. Paper number: USNCTAM2010-947

2009

Grimmer, M. and Seyfarth, A. Biarticular structures to strengthen the push-off in lower leg prosthesis. Abstract and Poster. Dynamic Walking, Vancouver, 2009. abstract_dw2009.pdf
Grimmer, M. and Seyfarth, A. Gelenkkopplung zur Verstärkung des Fußabdrucks bei Unterschenkelprothesen. Poster. 6. Jahrestagung der Deutschen Gesellschaft für Biomechanik, Münster, 2009.
Blum Y, Lipfert SW, Seyfarth A. Stiffness Estimation in Human Running, XXII Congress of the International Society of Biomechanics, July 05-09, Cape Town, South Africa, 2009.

Häufle D, Kalveram KT, Seyfarth A. Technical prove that muscle properties can help to stabilize hopping gaits, XXII Congress of the International Society of Biomechanics, July 05-09, Cape Town, South Africa, 2009.

Lipfert SW, Günther M, Grimmer S, Seyfarth A. Underlying mechanisms of observed segment kinematics in human gait, XXII Congress of the International Society of Biomechanics, July 05-09, Cape Town, South Africa, 2009.

Maus M, Rummel J, Lipfert SW, Seyfarth A. Stabilizing the Trunk in Human Walking, XXII Congress of the International Society of Biomechanics, July 05-09, Cape Town, South Africa, 2009.

Schaarschmidt M, Lipfert SW, Seyfarth A. Compensation-Strategies in Unilateral Transfemoral Amputee Walking, XXII Congress of the International Society of Biomechanics, July 05-09, Cape Town, South Africa, 2009.

Blum Y, Lipfert SW, Seyfarth A. Leg Parameter Adaptation for Stable Running, Annual Main Meeting of the Society for Experimental Biology 2009, June 28 - July 01, Glasgow, Scotland, 2009.

Gross M, Rummel J. Swing-leg strategies for stable dog trotting, Annual Main Meeting of the Society for Experimental Biology 2009, June 28 - July 01, Glasgow, Scotland, 2009.

Lipfert SW, Seyfarth A. Kinematic variability for dynamic stability in human gait, Annual Main Meeting of the Society for Experimental Biology 2009, June 28 - July 01, Glasgow, Scotland, 2009.

Blum Y, Lipfert SW, Seyfarth A. Can Impacts Be Avoided in Stable Running?, Dynamic Walking 2009, June 06-11, Vancouver, Canada, 2009.

Gross M, Rummel J, Seyfarth A. How to achieve stable trotting?, Dynamic Walking 2009, June 06-11, Vancouver, Canada, 2009.

Maus M, Rummel J, Lipfert SW, Seyfarth A. Postural Stability in Human Walking, Dynamic Walking 2009, June 06-11, Vancouver, Canada, 2009.

Häufle D, Seyfarth A. Technische Imitation von Muskeleigenschaften ermöglicht Stabilisierung des Hüpfens, Jahrestagung der Deutschen Gesellschaft für Biomechanik 2009, May 14-16, Münster, Germany, 2009.

Maus M, Rummel J, Lipfert SW, Seyfarth A. Über den aufrechten Gang des Menschen, Jahrestagung der Deutschen Gesellschaft für Biomechanik 2009, May 14-16, Münster, Germany, 2009.

2008

Häufle D. How hopping performance is affected by temporal and spatial discretization of muscle activation, Symposium on Recent Advances in Neuro-Robotics: Sensorimotor Control, July 20-22, Freiburg, Germany, 2008.

Blum Y. Movement control by leg parameter adaptation, Symposium on Recent Advances in Neuro-Robotics: Sensorimotor Control, July 20-22, Freiburg, Germany, 2008.

Häufle D. Stabilizing periodic hopping with Reflexes, Dynamic Walking 2008, May 26-29, Delft, Netherlands, 2008.

Rummel J, Seyfarth A. Enlarging regions of stable running with segmented legs, Dynamic Walking 2008, May 26-29, Delft, Netherlands, 2008.

Kalveram KT. Cascaded Compliance in a Marco Hopping Robot, Dynamic Walking 2008, May 26-29, Delft, Netherlands, 2008.

Rummel J. Running with Segmented Legs, Dynamic Walking 2008, May 26-29, Delft, Netherlands, 2008.

Jensen D. Elastic Mechanism for Two-Legged Locomotion, Dynamic Walking 2008, May 26-29, Delft, Netherlands, 2008.

Blum Y. Advanced Swing Leg Control for Stable Locomotion, Dynamic Walking 2008, May 26-29, Delft, Netherlands, 2008.

Renjewski D. Design levels for advanced biped walking machines, Dynamic Walking 2008, May 26-29, Delft, Netherlands, 2008.

2007

Seyfarth A, Gratz C. Comparison of prosthetic knees during walking, XXIth Congress of the International Society of Biomechanics, July 1-5, Taipei, Taiwan, 2007, In: Journal of Biomechanics 40 (Suppl. 2), S474, 2007.

Lipfert S, Seyfarth A. Elastic legs in walking, XXIth Congress of the International Society of Biomechanics, July 1-5, Taipei, Taiwan, 2007, In: Journal of Biomechanics 40 (Suppl. 2), S385, 2007.

Rummel J, Seyfarth A. Self-stable running with segmented legs, XXIth Congress of the International Society of Biomechanics, July 1-5, Taipei, Taiwan, 2007, In: Journal of Biomechanics 40 (Suppl. 2), S384, 2007.

Rummel J, Lipfert S, Seyfarth A. Knee joint stiffness for self-stable running, XXIth Congress of the International Society of Biomechanics, July 1-5, Taipei, Taiwan, 2007, In: Journal of Biomechanics 40 (Suppl. 2), S590, 2007.

Smith JA, Seyfarth A. Elastic leg function in a bipedal walking robot, XXIth Congress of the International Society of Biomechanics, July 1-5, Taipei, Taiwan, 2007, In: Journal of Biomechanics 40 (Suppl. 2), S306, 2007.

Lipfert S, Seyfarth A. Do walking and running rely on a similar mechanism? European Workshop On Movement Science, May 31 - June 2, Amsterdam, The Netherlands, 2007.

Iida F, Pfeifer R, Seyfarth A. Morphological Computation in Robot Behavior Control. International Conference on Morphological Computation, Venice, Italy, 2007.

2006

Seyfarth A, Iida F, Rummel J, Geyer H. Leg design for stable walking and running. Vth World Congress of Biomechanics, Munich, Germany, In: Journal of Biomechanics 39 (Suppl. 1), 114, 2006.

Lipfert S, Dittrich E, Seyfarth A. A strategy for walk-run transitions at constant speeds. Vth World Congress of Biomechanics, Munich, Germany, In: Journal of Biomechanics 39 (Suppl. 1), 509, 2006.

Geyer H, Seyfarth A. Walking and running dynamics explained by compliant legs: consequences, general insights, and future directions. Vth World Congress of Biomechanics, Munich, Germany, In: Journal of Biomechanics 39 (Suppl. 1), 361, 2006.

Dittrich E, Lipfert S, Geyer H, Seyfarth A. Gait transition as natural response of the mechanical system. Vth World Congress of Biomechanics, Munich, Germany, In: Journal of Biomechanics 39 (Suppl. 1), 109, 2006.

Rummel J, Iida F, Dittrich E, Seyfarth A. Adaptive mechanics: compliant legged locomotion, 50th Anniversary Summit of Artificial Intelligence, July 9-15, Ascona, Switzerland, 2006.

Seyfarth A, Karguth A, Iida F. JenaWalker II – A robotic platform for investigating human walking and running. Dynamic Walking, Ann Arbor, Michigan, USA, 2006.

Lipfert S, Blum Y, Seyfarth A. Estimation of leg stiffness in human locomotion. Dynamic Walking, Ann Arbor, Michigan, USA, 2006.

2005

Seyfarth A, Lipfert S. Knee flexion in human walking. 3rd international symposium on Adaptive Motion in Animals and Machines, Ilmenau, Germany, 2005.

Geyer H, Seyfarth A, Blickhan R. Should humanoids really walk on rigid legs? 3rd international symposium on Adaptive Motion in Animals and Machines, Ilmenau, Germany, 2005.

Iida F, Minekawa Y, Rummel J, Seyfarth A. Toward a human like walking robot with compliant legs. 3rd international symposium on Adaptive Motion in Animals and Machines, Ilmenau, Germany, 2005.

Rummel J, Seyfarth A, Iida F. Adjustment of mass and stiffness in a two-segmented leg. 3rd international symposium on Adaptive Motion in Animals and Machines, Ilmenau, Germany, 2005.

Seyfarth A. Emergence of gait in legged systems. XXth congress of the International Society of Biomechanics, Cleveland, Ohio, USA, 2005.

Geyer H, Seyfarth A, Blickhan R. The spring-mass model for walking. XXth congress of the International Society of Biomechanics, Cleveland, Ohio, USA, 2005.

Lipfert S, Seyfarth A, Blickhan R. Leg stiffness in walking and running. XXth congress of the International Society of Biomechanics, Cleveland, Ohio, USA, 2005.

Seyfarth A, Lipfert S, Rummel J. Hip control in locomotion. XXth congress of the International Society of Biomechanics, Cleveland, Ohio, USA, 2005.

Seyfarth A, Lipfert S. Walking and running on place. XXth congress of the International Society of Biomechanics, Cleveland, Ohio, USA, 2005.

Rummel J, Seyfarth A, Iida F. Stable locomotion of feedforward controlled one-legged robot, XXth congress of the International Society of Biomechanics, Cleveland, Ohio, USA, 2005.

Seyfarth A, Rummel J, Guenther M, Geyer H. Segment orientation and direction of locomotion, Annual main meeting of the Society for Experimental Biology, Barcelona, Spain, 2005.

Lipfert S, Michel J, Geyer H, Seyfarth A. Analysis of walking and running in place. Annual main meeting of the Society for Experimental Biology, Barcelona, Spain, 2005.

2004

Seyfarth A, Geyer H, Dietz V. Is stability driving gait transitions? 14th conference of the European Society of Biomechanics, Hertogenbosch, Netherlands, 2004.

Geyer H, Seyfarth A, Dietz V. May smoothness drive gait transitions? 14th conference of the European Society of Biomechanics, Hertogenbosch, Netherlands, 2004.

Knuesel HK, Seyfarth A, Stuessi E. Influence of swing leg movement on stability of running. 14th conference of the European Society of Biomechanics, Hertogenbosch, Netherlands, 2004.

Earlier

Geyer H, Seyfarth A, Blickhan R. From running to walking. XIXth congress of the International Society of Biomechanics, Dunedin, New Zealand, 2003.

Seyfarth A, Geyer H, Dietz V. The use of leg retraction in obstacle avoidance. XIXth congress of the International Society of Biomechanics, Dunedin, New Zealand, 2003.

Geyer H, Seyfarth A, Blickhan R, Herr H. Local feedback mechanisms for stable bouncing. IVth World Congress of Biomechanics, Calgary, Canada, 2002.

Geyer H, Seyfarth A, Blickhan R. Proprioceptive feedback in running. XVIIIth congress of the International Society of Biomechanics, Zurich, Switzerland, 2001.

Blickhan R, Meier P, Seyfarth A, Wagner H. Properties of the muscle tendon unit and system dynamics. Annual Meeting of the Society for Experimental Biology, 2000.

Karner M, Wagner H, Seyfarth A, Full RJ, Blickhan R. Perturbing single legs of running cockroaches (Biaberus discoidalis (Serville)). Zoology 102 (2), Proceeding of the 92. Annual Meeting Innsbruck, 1999.