We explored the insinuations of bio-convection and thermal radiation on nanofluid transportation across stretching permeable wedge with magnetic force.Appropriate similarity transformation variables are utilized to ac...We explored the insinuations of bio-convection and thermal radiation on nanofluid transportation across stretching permeable wedge with magnetic force.Appropriate similarity transformation variables are utilized to achieve ordinary differential equations.In order to tackle the non-linearity of these equations,numerical procedure based on shooting technique and Range Kutta method are harnessed on MATLAB platform.Computational and devour is carried out to evaluate the influence of controlling limitations on temperature,velocity,concentration of nanofluids and micro-organisms density.The growing strength of thermophoresis and Brownian motion enhance the fluid temperature.The profile volume fraction show decline against higher values of parameters which are Lewis number,unsteadiness and Brownian motion but opposite trend noted against higher value of Williamson and thermophoresis parameters.The skin friction values rise with the growing values of parameter of wedge angle for the moving wedge.The motile organism profile exhibits decrease against growing strength of Peclet number,bioconvection Lewis number,temperature difference and unsteady parameters while opposite behavior has been noted against wedge angle parameter.展开更多
Passive and active stretching techniques have been shown to increase both chronic and acute range of motion(ROM).Acute ROM improvements can be countered by decreases in muscle performance,primarily after prolonged sta...Passive and active stretching techniques have been shown to increase both chronic and acute range of motion(ROM).Acute ROM improvements can be countered by decreases in muscle performance,primarily after prolonged static stretching(SS)and proprioceptive neuromuscular facilitation(PNF)techniques when not incorporated into a full warm up procedure.In contrast,ballistic stretching and dynamic stretching techniques typically induce either an increase or no change in muscular force and power.This review explores studies that have investigated stretching responses on ROM,muscle functionality and performance.Collectively,the literature demonstrates that prolonged acute SS and PNF stretching can elicit the greatest changes in flexibility,but without additional dynamic activities(i.e.full warm up)can induce neuromuscular force and power output impairments,while increasing ROM and some sports specific performance.Muscle response to stretching may be determined by the manipulation of confounding variables such as duration,population,volume,test specificity and frequency.An increased dosage of some of these variables during stretching in isolation,augments ROM increases while attenuating muscle force output,except for stretching intensity which may lead to similar responses.Populations with high flexibility may have positive effects from stretching when tested on their sport specific performance,while general population may suffer greater negative effects.Not control-ling these variables during stretching protocols may lead to misleading information regarding its effects on muscle performance.展开更多
基金This work was supported by the National Natural Science Foundation of China(No.52106004)for which the authors are thankful.
文摘We explored the insinuations of bio-convection and thermal radiation on nanofluid transportation across stretching permeable wedge with magnetic force.Appropriate similarity transformation variables are utilized to achieve ordinary differential equations.In order to tackle the non-linearity of these equations,numerical procedure based on shooting technique and Range Kutta method are harnessed on MATLAB platform.Computational and devour is carried out to evaluate the influence of controlling limitations on temperature,velocity,concentration of nanofluids and micro-organisms density.The growing strength of thermophoresis and Brownian motion enhance the fluid temperature.The profile volume fraction show decline against higher values of parameters which are Lewis number,unsteadiness and Brownian motion but opposite trend noted against higher value of Williamson and thermophoresis parameters.The skin friction values rise with the growing values of parameter of wedge angle for the moving wedge.The motile organism profile exhibits decrease against growing strength of Peclet number,bioconvection Lewis number,temperature difference and unsteady parameters while opposite behavior has been noted against wedge angle parameter.
文摘Passive and active stretching techniques have been shown to increase both chronic and acute range of motion(ROM).Acute ROM improvements can be countered by decreases in muscle performance,primarily after prolonged static stretching(SS)and proprioceptive neuromuscular facilitation(PNF)techniques when not incorporated into a full warm up procedure.In contrast,ballistic stretching and dynamic stretching techniques typically induce either an increase or no change in muscular force and power.This review explores studies that have investigated stretching responses on ROM,muscle functionality and performance.Collectively,the literature demonstrates that prolonged acute SS and PNF stretching can elicit the greatest changes in flexibility,but without additional dynamic activities(i.e.full warm up)can induce neuromuscular force and power output impairments,while increasing ROM and some sports specific performance.Muscle response to stretching may be determined by the manipulation of confounding variables such as duration,population,volume,test specificity and frequency.An increased dosage of some of these variables during stretching in isolation,augments ROM increases while attenuating muscle force output,except for stretching intensity which may lead to similar responses.Populations with high flexibility may have positive effects from stretching when tested on their sport specific performance,while general population may suffer greater negative effects.Not control-ling these variables during stretching protocols may lead to misleading information regarding its effects on muscle performance.
