Results 21 to 30 of about 1,514,196 (296)

Gravity Couplings in the Standard-Model Extension [PDF]

open access: yes, 2010
The Standard-Model Extension (SME) is an action-based expansion describing general Lorentz violation for known matter and fields, including gravity. In this talk, I will discuss the Lorentz-violating gravity couplings in the SME.
Bailey, Quentin G.
core   +3 more sources

Relationships between type and duration of training and well-being status of volleyball athletes

open access: yesRevista Brasileira de Cineantropometria e Desempenho Humano, 2023
The purpose of this study was to describe weekly variations in the type and duration of training, as well as wellness-related parameters, in elite volleyball players.
Ricardo Franco Lima   +5 more
doaj   +1 more source

Association between match activity variables, measures of fatigue and neuromuscular performance capacity following elite competitive soccer matches [PDF]

open access: yes, 2017
The aim of the study was to assess the relationships between match activity variables, subsequent fatigue and neuromuscular performance capacity in elite soccer players.
Burbeary, R   +4 more
core   +1 more source

Exploring elite soccer teams’ performances during different match-status periods of close matches’ comebacks [PDF]

open access: yesChaos, Solitons & Fractals, 2020
The aim of the present study was to examine winning and losing teams’ performances during the four different match-status periods that occur in close soccer matches’ comebacks (1° drawing; 2° winning/losing; 3° drawing; and 4° losing/winning). The variables (i.e., shots, passing effectiveness and ball possession) were gathered from 17 matches of the ...
Miguel-Angel Gomez   +3 more
openaire   +1 more source

The efficiency of action of futsal goalkeepers in game situations with varying results of competition

open access: yesPedagogy of Physical Culture and Sports, 2021
Background and Study Aim. The aim of the study was to expand knowledge of the efficiency of actions from top-level futsal teams. Goalkeepers’ activity, effectiveness and reliability were estimated with a view to implementing the objectives of the game in
Andrzej Szwarc, Mateusz Oszmaniec
doaj  

Intermediate inflation in light of the three-year WMAP observations [PDF]

open access: yes, 2006
The three-year observations from the Wilkinson Microwave Anisotropy Probe have been hailed as giving the first clear indication of a spectral index n_s0 is given (within the slow-roll approximation) by a version of the intermediate inflation model with ...
A. R. Liddle   +5 more
core   +2 more sources

Conflict between background matching and social signalling in a colour-changing freshwater fish [PDF]

open access: yes, 2016
The ability to change coloration allows animals to modify their patterning to suit a specific function. Many freshwater fishes, for example, can appear cryptic by altering the dispersion of melanin pigment in the skin to match the visual background ...
Kelley, Jennifer L.   +2 more
core   +2 more sources

Players’ On-Court Movements and Contextual Variables in Badminton World Championship

open access: yesFrontiers in Psychology, 2020
This study aimed to analyze the elite badminton players’ on-court movements related to contextual variables (game, round, and match status). A total of 18 matches of the Jakarta 2015 World Championship (1,273 points and 5,710 play actions) were examined ...
Raúl Valldecabres   +3 more
doaj   +1 more source

Are Habitual Hydration Strategies of Female Rugby League Players Sufficient to Maintain Fluid Balance and Blood Sodium Concentration During Training and Match-Play? A Research Note From the Field. [PDF]

open access: yes, 2015
Limited data exists on the hydration status of female athletes, with no data available on female rugby players. The objective of this study was to investigate the habitual hydration status on arrival, sweat loss, fluid intake, sweat Na loss and blood [Na]
Gray, M   +4 more
core   +1 more source

Data-driven analysis of point-by-point performance for male tennis player in Grand Slams

open access: yesMotricidade, 2019
Tennis is an individual sport that requires a specialized training and match preparation for every player. Former studies in tennis have tried many approaches to analyze player’s performance using descriptive statistics (such as: match time, rally ...
Yixiong Cui   +3 more
doaj   +1 more source

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