Results 71 to 80 of about 1,520,419 (296)

Means of Speed-Strength Abilities Development in Physical Training Classes with 10th Graders

open access: yesPhysical Education Theory and Methodology, 2016
The purpose of the research is to determine the means of development of speed-strength abilities manifesting in jump-offs in jumping exercises in classes with the 10th graders in order to improve the compliance with the standards of physical preparedness.
С. А. Пашкевич   +1 more
doaj   +1 more source

Sustainable bioplastics manufacturing from renewable sources

open access: yesFEBS Open Bio, EarlyView.
Bioplastics are manufactured by using polymers from different bio‐based sources. These novel materials not only offer biodegradability but also possess various functional properties that make them suitable for diverse applications. Recent developments in the preparation of bioplastics are reported, highlighting the distinct properties of each type of ...
C. Valeria L. Giosafatto   +6 more
wiley   +1 more source

Operational Reliability of Steel Ropes in Terms of Mechanical Properties of Wires Using Control Charts

open access: yesApplied Sciences
The objective of this paper is to evaluate the capability of various steel rope manufacturers to maintain the desired variability within the strength class of wires used in the production of steel ropes.
Marcela Malindzakova, Pavel Peterka
doaj   +1 more source

Development of speed and strength abilities of students in mini-football sectional classes

open access: yesВестник Северо-Кавказского федерального университета
Introduction. Modern educational paradigm involves a sociocultural environment creation where there is a citizen’s formation as a subject of spiritual and intellectual self-development with ideology, values, and norms for the reality transformation.
N. L. Nizhneva-Ksenofontova   +2 more
doaj   +3 more sources

Forward-backward multiplicity correlations in e+e- annihilation and pp collisions and the weighted superposition mechanism

open access: yes, 2002
Forward-backward multiplicity correlations in symmetric collisions are calculated independently of the detailed form of the corresponding multiplicity distribution.
Giovannini, A., Ugoccioni, R.
core   +2 more sources

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Study of brazilian structural concrete block conformity

open access: yesRevista IBRACON de Estruturas e Materiais, 2018
This paper presents a study of the conformity of structural concrete blocks manufactured and used in masonry construction in Brazil. It is based on compressive strength tests, on dimensional analysis and absorption tests of over six thousand samples from
W. C. SANTIAGO, A. T. BECK
doaj   +2 more sources

On a class of embeddings of massive Yang-Mills theory

open access: yes, 2003
A power-counting renormalizable model into which massive Yang-Mills theory is embedded is analyzed. The model is invariant under a nilpotent BRST differential s.
A. Martin   +29 more
core   +2 more sources

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

Systemic dysregulation of apolipoproteins in amyotrophic lateral sclerosis serum

open access: yesFEBS Open Bio, EarlyView.
Amyotrophic lateral sclerosis (ALS) is a fatal disease that damages motor neurons. This study found that people with ALS show significant changes in blood fats and the proteins that carry them. Several apolipoproteins were higher, lipid balances were altered, and normal protein–lipid relationships were disrupted.
Finula I. Isik   +6 more
wiley   +1 more source

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