National Repository of Grey Literature 14 records found  1 - 10next  jump to record: Search took 0.00 seconds. 
Separation Anxiety
Poživilová, Alena ; Fiala Šebková, Naděžda (advisor) ; Chmelíková, Eva (referee)
The purpose of the thesis was to develop a scientific review, as comprehensive as possible, of literature on separation anxiety in dogs. Separation anxiety is one of the most common behavioral disorders in domestic dogs. The thesis is of compilation nature. First, separation anxiety is described and explained as an independent concept in problematic behaviour of dogs. Further, the incidence and frequency of this behavioral disorder in the dog population are described, including risk factors that precede the onset of this behavioral disorder. Many risk factors exist, which are described in detail in the thesis. Both main and secondary symptoms are described; excretion, destructiveness, hypersalivation, and vocalization. The thesis also includes a chapter on the diagnosis of separation anxiety. This chapter describes how to proceed in an effort to remedy separation anxiety, and what the owner should arrange, what he/she should be attentive to and take care of. Prevention is discussed in the subsequent chapter. The final part of the review is focused on the therapy of separation anxiety. Possible therapies include behavioral desensitisation, modification of the behaviour, and reduction of dependence on the owner. For the therapy to be as efficient as possible, pharmacotherapy is recommended. The thesis describes treatment with clomipramine, potassium clorazepate in combination with fluoxetine, fluoxetine and diazepam. However, it is more advisable to prevent separation anxiety by the very choice of a suitable dog (characteristics of the individual, its temperament, and the breed), and by responsible education on part of the owner.
Elastický tenzor druhého řádu pro obecný Hillův tenzor přetvoření
Poživilová, Alena ; Plešek, Jiří
The tangent moduli for an arbitrary Hill´s strain tensor were derived. It can be used particularly for the diagonal deformation gradient to derive the velocity of waves propagating in the prestressed medium.
Numerical solution of problems of finite hyperelasticity
Poživilová, Alena
Hyperelastic material model based on the logarithmic description is implemented in the finite element code. Procedure for the calculation of all the necessery quantities at the Gaussintegration points is described in details. The second-rank update BFGS solver is used to process the governing equilibrium equations. The solution algorithm is then combined with the prediscretization contact search method in order to include contact boundary conditions. As an example, numerical simulation of the compression test of a rubber cylindrical specimen is presented.
Elastomers : constitutive modelling, identification of material parameters and experimental comparison
Poživilová, Alena ; Plešek, Jiří
In the contribution the description of large elastic deformations of rubber-like materials is discussed. This theory is verified by experimental evidence.
Engineering mechanics 2001
Poživilová, Alena ; Masák, Jan
The proceedings contain full texts of the contributions from the conference Engineering Mechanics 2001 from the fields Solid mechanics, Dynamics, Fracture mechanics, Biomechanics, Fluid mechanics and Thermomechanics.
Engineering mechanics 2001
Poživilová, Alena ; Masák, Jan
The proceedings contain abstracts of the contributions from the conference Engineering Mechanics 2001 from the fields Solid mechanics, Dynamics, Fracture mechanics, Biomechanics, Fluid mechanics and Thermomechanics.
Application of the logarithmic description in simulation of the localisation
Poživilová, Alena ; Sluys, L. J.
Application of the softening material behaviour in quasi-static calculation with finite elasto-viscoplastic deformation theory is presented.
Použití logaritmického tensoru přetvoření při poipsu pryžových materiálů /Z 1291/00/
Poživilová, Alena ; Plešek, Jiří
The report contains the results of the numerical modelling of the tensial and compression tests and shear test of rubber sample by means of the logarithmic strain tenzor and its conjugate stress measure.

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2 Poživilová, Aneta
1 Poživilová, Anna
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