Results 1 to 10 of about 3,768,456 (211)

Perturbiner methods for effective field theories and the double copy

open access: yesJournal of High Energy Physics, 2018
Perturbiner expansion provides a generating function for all Berends-Giele currents in a given quantum field theory. We apply this method to various effective field theories with and without color degrees of freedom. In the colored case, we study the U(N)
Sebastian Mizera, Barbara Skrzypek
doaj   +3 more sources

Theories and Methods of Assessment that have Influenced International Practices [PDF]

open access: yesAnnals of Dunarea de Jos University. Fascicle I : Economics and Applied Informatics, 2009
While some theorists have been reluctant to express their opinionsand give solutions to the problem of evaluation, in addition to other issuesearlier review, sought in the theories developed to propose various methodsfor assessing balance sheet ...
Cristina Mihaela ONICA   +1 more
doaj   +2 more sources

Archaeology: Theories, Methods and Practice

open access: yesThe South African Archaeological Bulletin, 1992
Brian Fagan, Colin Renfrew, Paul Bahn
openaire   +2 more sources

A proof of concept for matchete: an automated tool for matching effective theories [PDF]

open access: yesThe European Physical Journal C, 2022
Studying the impact of new-physics models on low-energy observables necessitates matching to effective field theories at the relevant mass thresholds. We introduce the first public version of Matchete , a computer tool for matching weakly-coupled models ...
Javier Fuentes-Mart'in   +4 more
semanticscholar   +1 more source

Conducting Behavioural Research in the Zoo: A Guide to Ten Important Methods, Concepts and Theories

open access: yesJournal of Zoological and Botanical Gardens, 2021
Behavioural research in zoos is commonplace and is used in the diagnosis and treatment of potential husbandry and management challenges. Robust methods that allow valid data collection and analysis constitute an evidence-based approach to animal care ...
P. Rose, L. Riley
semanticscholar   +1 more source

Learning and adaptation in older adults: An overview of main methods and theories

open access: yesLearning, Culture and Social Interaction, 2020
The aim of the present article is to offer a broad overview of usual methods and dominant theories in the field, in order to make unfamiliar readers more aware of the current state of the art in this domain and to show how it can support future ...
Isabelle Tournier
semanticscholar   +1 more source

Model for the Identification of Key Elements in the Management of Labor Relations and Conflict: Impact on the Internal Customer of Hotel Organizations and on Sustainable Development Goals 8

open access: yesAdministrative Sciences, 2023
The object of the study is to examine conflicts that occur in hotel companies, how they affect their structure, the quality of the work environment, the well-being of their workers, and their perception of the management of labor relations and conflict ...
María del Carmen Paradinas-Márquez   +2 more
doaj   +1 more source

The use of a three-dimensional mesh in plastic surgery [PDF]

open access: yesRevista Brasileira de Cirurgia Plástica, 2016
INTRODUCTION: Image recording as we know it today has evolved considerably from the beginning of photography by means of light printing directly onto a photosensitive material, up to the mathematical algorithms that constitute three-dimensional (3-D ...
Rodrigo de Faria Valle Dornelles   +4 more
doaj   +1 more source

Smart Manufacturing—Theories, Methods, and Applications

open access: yesMachines, 2022
Smart manufacturing (SM) distinguishes itself from other system paradigms by introducing ‘smartness’ as a measure to a manufacturing system; however, researchers in different domains have different expectations of system smartness from their own ...
Zhuming Bi, Lida Xu, Puren Ouyang
doaj   +1 more source

Femtosecond Laser Micro/Nano-manufacturing: Theories, Measurements, Methods, and Applications

open access: yesNanomanufacturing and Metrology, 2020
Femtosecond laser fabrication has grown to be a major method of extreme manufacturing because of the extreme energy density and spatial and temporal scales of femtosecond lasers.
B. Guo   +5 more
semanticscholar   +1 more source

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