Research Topics
| James C MartinSummaryAffiliation: University of Utah Country: USA Publications
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Detail Information
Publications
Determinants of maximal cycling power: crank length, pedaling rate and pedal speedJ C Martin
University of Utah, Department of Exercise and Sport Science, 250S 1850E Rm 200, Salt Lake City, UT 84112 0920, USA
Eur J Appl Physiol 84:413-8. 2001..Even though maximum cycling power was significantly affected by crank length, use of the standard 170-mm length cranks should not substantially compromise maximum power in most adults...
Effects of crank length on maximal cycling power and optimal pedaling rate of boys aged 8-11 yearsJ C Martin
Department of Exercise and Sport Science, University of Utah, Salt Lake City 84112 0920, USA
Eur J Appl Physiol 86:215-7. 2002....
Effect of pedaling technique on mechanical effectiveness and efficiency in cyclistsThomas Korff
Brunel University, Centre for Sports Medicine and Human Performance, Uxbridge, Middlesex, UK
Med Sci Sports Exerc 39:991-5. 2007..Thus, the purpose of this study was to determine the effect of different pedaling techniques on mechanical effectiveness and gross efficiency during steady-state cycling...
Muscle power: the interaction of cycle frequency and shortening velocityJames C Martin
Department of Exercise and Sport Science, The University of Utah, Salt Lake City, UT 84112 0920, USA
Exerc Sport Sci Rev 35:74-81. 2007..Nonetheless, neuromuscular performance for cyclical, work-producing movements can be predicted from the interaction of average muscle shortening velocity and movement frequency...
Pedal trajectory alters maximal single-leg cycling powerJames C Martin
Department of Exercise and Sport Science, The University of Utah, 250 South 1850, East Room 241, Salt Lake City, UT 84112 0920, USA
Med Sci Sports Exerc 34:1332-6. 2002..The purpose of this study was to determine whether maximal human single-leg cycling power could be similarly altered by manipulating pedal trajectory...
Joint-specific power production during submaximal and maximal cyclingSteven J Elmer
Department of Exercise and Sport Science, University of Utah, Salt Lake City, UT 84112 0920, USA
Med Sci Sports Exerc 43:1940-7. 2011..Changes in joint-specific powers across broad ranges of net cycling powers (P(net)) within one group of cyclists have not been reported...
Joint-specific power loss after eccentric exerciseSteven J Elmer
Department of Exercise and Sport Science, University of Utah, 250 S 1850 E Room 241, Salt Lake City, UT 84112 0920, USA
Med Sci Sports Exerc 42:1723-30. 2010..The influence of eccentric joint-specific power absorption on subsequent concentric joint-specific power production during multijoint actions has not been reported...
Alterations in neuromuscular function and perceptual responses following acute eccentric cycling exerciseSteven J Elmer
Department of Exercise and Sport Science, The University of Utah, 250 S 1850 E Room 241, Salt Lake City, UT 84112 0920, USA
Eur J Appl Physiol 110:1225-33. 2010..The similar relative changes in RPE and P (max) suggest that increased exertion may reflect the need to recruit additional motor units to produce the same submaximal power...
Fatigue during maximal sprint cycling: unique role of cumulative contraction cyclesAleksandar Tomas
Department of Exercise and Sport Science, The University of Utah, Salt Lake City, UT 84112 0920, USA
Med Sci Sports Exerc 42:1364-9. 2010..Using two crank lengths allows the effects of time and shortening velocity to be evaluated separately...
The effect of shortening history on isometric and dynamic muscle functionJohn McDaniel
Department of Exercise and Sport Science, The University of Utah, Salt Lake City, Utah, USA
J Biomech 43:606-11. 2010..The presence of dynamic force depression should be realized in sport performance, motor control modeling and when controlling paralyzed limbs through artificial stimulation...
Limitations of relaxation kinetics on muscular workJ McDaniel
Department of Exercise and Sport Science, The University of Utah, Salt Lake City, UT, USA
Acta Physiol (Oxf) 198:191-8. 2010..Therefore, the purpose of this investigation was to determine the influence of relaxation kinetics on cyclic work...
Time course of learning to produce maximum cycling powerJ C Martin
Department of Kinesiology and Health Education, The University of Texas at Austin, USA
Int J Sports Med 21:485-7. 2000....
A low-cost instrumented spatial linkage accurately determines ASIS position during cycle ergometryJames C Martin
Department of Exercise and Sport Science, University of Utah, Salt Lake City, UT, USA
J Appl Biomech 23:224-9. 2007..30 +/- 0.55 mm for the horizontal dimension and -0.27 +/- 0.60 mm for the vertical dimension. The ISL system is a cost-effective, accurate, and valid measure for two-dimensional kinematic data within a range of motion typical for cycling...
Joint-specific power production and fatigue during maximal cyclingJames C Martin
Department of Exercise and Sport Science, University of Utah, 250 S 1850 E Room 241, Salt Lake City, UT 84112 0920, USA
J Biomech 42:474-9. 2009....
Understanding sprint-cycling performance: the integration of muscle power, resistance, and modelingJames C Martin
Department of Exercise and Sport Science, University of Utah, Salt Lake City, UT, USA
Int J Sports Physiol Perform 2:5-21. 2007..Modeling of various strategic scenarios using a variety of field and laboratory data can highlight the relative value for certain tactically driven choices during competition...
Effect of crank length on joint-specific power during maximal cyclingPaul R Barratt
Centre for Sports Medicine and Human Performance, Brunel University, Uxbridge, United Kingdom
Med Sci Sports Exerc 43:1689-97. 2011..Knowing the effects of crank length on joint-specific power production during maximal cycling may have practical implications with respect to avoiding or delaying fatigue during high-intensity exercise...
Joint-specific power absorption during eccentric cyclingSteven J Elmer
Department of Exercise and Sport Science, The University of Utah, 250 S 1850 E, Salt Lake City, UT 84112, USA
Clin Biomech (Bristol, Avon) 25:154-8. 2010..The purpose of this investigation was to determine the extent to which ankle, knee, and hip joint actions absorb power during eccentric cycling...
Torso stabilization reduces the metabolic cost of producing cycling powerJohn McDaniel
Dept. of Exercise and Sport Science, The University of Utah, Salt Lake City, UT 84112, USA
Can J Appl Physiol 30:433-41. 2005....
Modeling sprint cycling using field-derived parameters and forward integrationJames C Martin
The University of Utah, Department of Exercise and Sport Science, Salt Lake City, UT, USA
Med Sci Sports Exerc 38:592-7. 2006....
Force-velocity and power-velocity relationships during maximal short-term rowing ergometryRobert C Sprague
Department of Kinesiology and Health Education, The University of Texas at Austin, Austin, TX, USA
Med Sci Sports Exerc 39:358-64. 2007..Further, duty cycle (portion of the stroke occupied by the pull phase) is unconstrained during rowing and is known to influence average muscular power output...
Emphysema-induced reductions in locomotory skeletal muscle contractile functionJohn P Mattson
Department of Health and Excercise Science, Adolphus College, 212C Lund Center, 800 West College Avenue, Gustavus Adolphus College, St Peter, MN 56082, USA
Exp Physiol 90:519-25. 2005....
Maximal torque- and power-pedaling rate relationships for elite sprint cyclists in laboratory and field testsA Scott Gardner
Department of Physiology, Australian Institute of Sport, Canberra, Australia
Eur J Appl Physiol 101:287-92. 2007..840), respectively. Similar torque- and power-pedaling rate relationships were demonstrated in laboratory and field settings. The findings suggest that maximal laboratory data may provide an accurate means of modeling cycling performance...
