Results 1 to 10 of about 36,528 (128)

Competitive Pressure: Competitive Dynamics as Reactions to Multiple Rivals [PDF]

open access: yes, 2011
Competitive dynamics research has focused primarily on interactions between dyads of firms. Drawing on the awareness-motivation-capability framework and strategic group theory we extend this by proposing that firms’ actions are influenced by perceived ...
Kretschmer, Tobias, Zucchini, Leon
core   +5 more sources

Reducibility and Gribov Problem in Topological Quantum Field Theory [PDF]

open access: yes, 1996
In spite of its simplicity and beauty, the Mathai-Quillen formulation of cohomological topological quantum field theory with gauge symmetry suffers two basic problems: $i$) the existence of reducible field configurations on which the action of the gauge ...
Zucchini, Roberto
core   +2 more sources

Development Of Reciptures Of Canned Smothies Made From Zucchini And Fruits [PDF]

open access: yes, 2018
Rational nutrition for a whole year is possible with a well-established system of storage and processing of plant raw materials. Products with vegetable and fruit raw materials due to their availability and nutritional value are in demand among the ...
Haidai, I. (Iryna)   +9 more
core   +2 more sources

The application of low pressure storage to maintain the quality of zucchinis [PDF]

open access: yes, 2017
Zucchini (Cucurbita pepo var. cylindrica) were stored at low pressure (4 kPa) at 10°C at 100% relative humidity for 11 days. Fruit quality was examined upon removal and after being transferred to normal atmosphere (101 kPa) at 20°C for three days ...
Bowyer, Michael C.   +5 more
core   +2 more sources

Using field photography to study avian moult [PDF]

open access: yes, 2017
Methods to obtain moult data from wild birds have not changed much over the last century and most studies still depend on checking museum specimens or capturing birds.
Furness, Robert W.   +2 more
core   +1 more source

Policy and Environmental Implications of Photovoltaic Systems in Farming in Southeast Spain: Can Greenhouses Reduce the Greenhouse Effect? [PDF]

open access: yes, 2017
Solar photovoltaic (PV) systems have grown in popularity in the farming sector, primarily because land area and farm structures themselves, such as greenhouses, can be exploited for this purpose, and, moreover, because farms tend to be located in rural ...
Carreño Ortega, Ángel   +3 more
core   +3 more sources

Target Space Equivariant Cohomological Structure of the Poisson Sigma Model

open access: yes, 2002
We study a formulation of the standard Poisson sigma model in which the target space Poisson manifold carries the Hamilton action of some finite dimensional Lie algebra.
Zucchini, Roberto
core   +1 more source

On higher holonomy invariants in higher gauge theory II

open access: yes, 2015
This is the second of a series of two technical papers devoted to the analysis of holonomy invariants in strict higher gauge theory with end applications in higher Chern--Simons theory. We provide a definition of trace over a crossed module such to yield
Zucchini, Roberto
core   +2 more sources

Flexible and practical modeling of animal telemetry data: hidden Markov models and extensions [PDF]

open access: yes, 2012
We discuss hidden Markov-type models for fitting a variety of multistate random walks to wildlife movement data. Discrete-time hidden Markov models (HMMs) achieve considerable computational gains by focusing on observations that are regularly spaced in ...
Langrock, R.   +5 more
core   +3 more sources

Exact renormalization group in Batalin--Vilkovisky theory

open access: yes, 2018
In this paper, inspired by the Costello's seminal work, we present a general formulation of exact renormalization group (RG) within the Batalin-Vilkovisky (BV) quantization scheme.
Zucchini, Roberto
core   +1 more source

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