Results 61 to 70 of about 457,497 (309)

DOES GEOGRAPHICAL REGION IMPACT PARENTS’ PERCEPTIONS TOWARDS YOUTH SPORT SPECIALIZATION?

open access: yesOrthopaedic Journal of Sports Medicine, 2021
Background: Two billion U.S. healthcare dollars are spent on youth sports injuries each year. This staggering figure is projected to increase as athletes are sustaining more sport-related injuries and are specializing in a single sport at younger ages ...
Amanda Arnold PT, DPT, PhD   +2 more
doaj   +1 more source

Directional Flow of Confined Polaritons in CrSBr

open access: yesAdvanced Materials, EarlyView.
CrSBr, a layered magnetic semiconductor, naturally channels self‐hybridized excitonpolaritons into highly directional flow. Its intrinsic optical anisotropy, high refractive index, and strong lightmatter coupling enable long‐range guided modes along the a‐axis, with propagation lengths set by their excitonphoton admixture.
Pratap Chandra Adak   +10 more
wiley   +1 more source

Examination of Ecological Systems Contexts Within a Latino-Based Community Sport Youth Development Initiative

open access: yesFrontiers in Sports and Active Living, 2022
Youth Development Programs (YDPs) can serve as effective mechanisms to alleviate social and psychological adversities while enhancing and developing resilience among youth.
Mayra V. Robledo   +4 more
doaj   +1 more source

Sport Specialization by Youth Athletes [PDF]

open access: yes, 2016
Sport specialization and sampling are two ways youth athletes can play sports. Athletes playing in college, at the Division III level, sample sports throughout their childhood instead of specializing in one sport.
Campbell, Ian
core   +1 more source

A phenomenological interpretation of the parent-child relationship in elite youth football [PDF]

open access: yes, 2016
Youth sport parenting research, in psychology, has methodologically prioritised individual level analysis of the behaviours, perceptions or needs of parents and young athletes.
Clarke, NJ, Cushion, CJ, Harwood, CG
core   +2 more sources

Microwave Absorption for Detection of Dirac Fermions in SnTe Films

open access: yesAdvanced Materials Interfaces, EarlyView.
Microwave absorption can detect Dirac fermions in samples exposed to the atmosphere. Results showed that although topological surface states are robust against environmental degradation, they are not detectable by electrical transport measurements. Hence, microwave absorption can detect Dirac fermions even in samples whose surfaces have deteriorated ...
Wellington P. do Prado   +8 more
wiley   +1 more source

Youth sport injury research: a narrative review and the potential of interdisciplinarity

open access: yesBMJ Open Sport & Exercise Medicine, 2021
To prevent sports injuries, researchers have aimed to understand injury aetiology from both the natural and social sciences and through applying different methodologies.
Stefan Grau   +4 more
doaj   +1 more source

EVALUATION OF STRATEGIC MANAGEMENT FIELDS CULTURE, CAPABILITY, INFORMATION AND HUMAN RESOURCES OF YOUTH AND SPORT OFFICES OF WEST AZERBAIJAN PROVINCE [PDF]

open access: yes, 2013
Management has a significant importance in sport organizations, specially, if it is accompanied with a strategic and program-oriented approach. Now in this progressing and developing world sport is not an exception, and many sport organizations are in ...
Hasan Mohamadzadeh   +3 more
core   +3 more sources

Substituent Effects on Cyanine Dyes Vary with Position and Chain Length

open access: yesAdvanced Optical Materials, EarlyView.
In cyanines, substituent effects vary as a function of substituent position and cyanine length. Electron‐donating‐ and ‐withdrawing groups at meso‐ and α‐positions of 4n+1/4n−1 long cyanines (n = 1, 2, 3…) cause opposing, hypsochromic and bathochromic shifts of the 1st UV–vis absorption bands.
David Dunlop   +2 more
wiley   +1 more source

Critical Positive Youth Development in Non-Traditional Sport Spaces

open access: yesYouth
Youth sport has been recognized as a unique learning context for positive youth development (PYD); yet, as society’s critical consciousness continues to progress, limitations of PYD have been acknowledged. Thus, youth sport scholars have begun to embrace
Kalyn McDonough Smith   +3 more
doaj   +1 more source

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