Results 21 to 30 of about 7,852,051 (333)

Total cross sections

open access: yes, 1992
Regge theory provides a very simple and economical description of all total cross sectionsComment: 7 pages + 5 figures (appended as a ps ...
A. Donnachie   +18 more
core   +1 more source

Cross Sections and Lorentz Violation [PDF]

open access: yes, 2001
The derivation of cross sections and decay rates in the Lorentz-violating standard-model extension is discussed. General features of the physics are described, and some conceptual and calculational issues are addressed.
Abe   +56 more
core   +2 more sources

Optimization of structural parameters by using steels of different strengths

open access: yesВестник Дагестанского государственного технического университета: Технические науки
Objective. The purpose of the study is to develop design and calculation schemes that can be used in the design of bistal load-bearing structures, ensuring optimization of their parameters by using steels of different strengths.Method.
A. K. Yusupov   +2 more
doaj   +1 more source

Backward Extrusion of Aluminum Alloy Sections Used in Aircraft Structural Components / Wyciskanie Przeciwbieżne Kształtowników Ze Stopów Aluminium Stosowanych Na Elementy Konstrukcji Lotniczych

open access: yesArchives of Metallurgy and Materials, 2015
The paper presents an analysis of selected aluminum alloys as structural materials used in production of aircraft parts as well as specification of technological parameters of Al alloys extrusion on a backward press with their effect on mechanical ...
Pawłowska B., Śliwa R.E.
doaj   +1 more source

Total Cross-sections

open access: yes, 2002
We examine the energy dependence of total cross-sections for photon processes and discuss the QCD contribution to the rising behaviourComment: 5 pages, LaTeX, 2 figures, talk presented by G.
Godbole, R. M., Grau, A., Pancheri, G.
core   +1 more source

Absolute differential positronium-formation cross sections [PDF]

open access: yes, 2015
The first absolute experimental determinations of the differential cross-sections for the formation of ground-state positronium are presented for He, Ar, H2 and CO2 near 0○. Results are compared with available theories.
Armitage, S   +8 more
core   +2 more sources

ASPECTS AND GEOMETRIC INTERPRETATION IN SOLVING CONICAL SECTIONS

open access: yesJournal of Industrial Design and Engineering Graphics, 2019
In mathematics, a conic is the curve that is obtained by intersecting a plane with a cone. Is well known that the shape of this curve may differ quite a bit depending on the position of the intersection plane relative to the cone axis, as it is actually ...
Alina DUTA   +4 more
doaj   +4 more sources

SOME OF THE ATHLETIC MOVEMENTS AS THE BASE FOR THE MOTORIC ABILITY OF THE TOP-CLASS FOOTBALLERS [PDF]

open access: yesSport Mont, 2007
It is generally known that a footballer must have a certain developmental level of the physical abilities so he could more easily move in the fi eld. During a game, footballers actively possess the ball for about 60-65 minutes, and at the average they ...
Rade Stefanović, Vesko Milenković
doaj  

Taxonomic relationships in some Vicia species from Egypt, based on seed morphology and SDS-PAGE of seed proteins - doi: 10.4025/actascibiolsci.v35i4.19345

open access: yesActa Scientiarum: Biological Sciences, 2013
The seed morphology and seed proteins of 11 Vicia taxa from Egypt were studied. Macro- and micro-morphological characters, including seed shape, color, size, hilum shape and seed sculpture were described and analyzed.
Kadry Nabeh Abdel Khalik   +1 more
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

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