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  1. No Access

    Chapter

    New Data on Pharmacology of Gentamycin

    During the last eight years we have carried out a detailed study of the pharmacology and toxicology of gentamycin, produced in Bulgaria. It included investigations of the acute, subacute and chronic toxicity o...

    D. Zhelyazkov, K. Ivanova, N. Gueorguiev, R. Marinova in Laboratory Aspects of Infections (1976)

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    Chapter

    Approximate Self-Affinity: Methodology and Remote Sensing Applications

    It is already almost two decades since fractals [1] obtained their name and were developed from merely curious mathematical constructions into an important instrumentation for practically all natural and engineer...

    O. I. Yordanov, K. Ivanova, M. A. Michalev in Microwave Physics and Techniques (1997)

  3. No Access

    Article

    Low q-moment multifractal analysis of Gold price, Dow Jones Industrial Average and BGL-USD exchange rate

    An estimate of the low q-moment values of the assumed multifractal spectrum of Gold price, Dow Jones Industrial Average (DJIA) and Bulgarian Lev - USA Dollar (BGL-USD) exchange rate over a 6 1/2 year time span ha...

    K. Ivanova, M. Ausloos in The European Physical Journal B - Condense… (1999)

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    Article

    Phase Transition and Pattern of Self-Organized Microstructures in Presence of Mobile Impurities

    A growth model starting from a surface and in presence of mobile nonreactive localized impurities has been studied for the statistical physics of the microstructure and the surface roughness through simulation...

    K. Ivanova, M. Ausloos in MRS Online Proceedings Library (1999)

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    Article

    Aging kinetics of porous media due to freezing-thawing cycles

    The two-dimensional Ausloos et al. model of fluid invasion, freezing and thawing in a porous medium is elaborated upon and investigated in order to take into account the pore volume redistribution and conservatio...

    K. Ivanova in The European Physical Journal B - Condensed Matter and Complex Systems (2000)

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    Article

    False Euro (FEUR) exchange rate correlated behaviors and investment strategy

    We have searched for correlations and anticorrelations with respect to currencies as CHF, DKK, JPY, and USD in order to understand the EUR behavior. In order to do so we have invented a false euro (FEUR) dating b...

    M. Ausloos, K. Ivanova in The European Physical Journal B - Condense… (2001)

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    Chapter

    The Behavior Of Pv Module Parameters As A Function Of Solar Cell Temperature In Hot Climates

    In hot climates, the use of PV modules is sometimes problematic, since their efficiency normally decreases with increasing solar cell temperature. The temperature behavior of PV modules is thus important when ...

    P. Vitanov, K. Ivanova, D. Velkov in Photovoltaic and Photoactive Materials — P… (2002)

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    Article

    Are EUR and GBP different words for the same currency?

    The British Pound (GBP) is not part of the Euro (EUR) monetary system. In order to find out arguments on whether GBP should join the EUR or not correlations are calculated between GBP exchange rates with respect ...

    K. Ivanova, M. Ausloos in The European Physical Journal B - Condense… (2002)

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    Article

    Mechanistic approach to generalized technical analysis of share prices and stock market indices

    Classical technical analysis methods of stock evolution are recalled, i.e. the notion of moving averages and momentum indicators. The moving averages lead to define death and gold crosses, resistance and support ...

    M. Ausloos, K. Ivanova in The European Physical Journal B - Condense… (2002)

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    Article

    Application of impedance spectroscopy for the investigation of MIS structures with barium strontium titanate

    Complex impedance spectroscopy was used for the investigation of MIS gate-stack structures with barium strontium titanate. Using a spectroscopic plot of the imaginary part of the impedance versus frequency, th...

    K. Ivanova, P. Vitanov, A. Harizanova in Journal of Materials Science: Materials in… (2003)

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    Article

    Deposition and dielectric properties of (Al2O3) x (TiO2)1−x thin films

    The motivation for this study was to obtain an alloy system (Al2O3) x (TiO2)1−x , that is thermodynamically stable, in direct contact with Si and possessing a high dielectric con...

    P. Vitanov, A. Harizanova, T. Ivanova in Journal of Materials Science: Materials in… (2003)

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    Article

    Diffraction under total internal reflection for micro-fluidic analysis

    This work presents the principles of a novel micro-optical system for micro- and nano-fluidic analysis. It is based on diffraction, occurring in total internal reflection conditions. The developed detector is ...

    Y. Sarov, T. Ivanov, K. Ivanova, V. Sarova, I. Capek, I.W. Rangelow in Applied Physics A (2006)

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    Article

    Systemic and extraintestinal forms of human infection due to non-typhoid salmonellae in Bulgaria, 2005–2010

    The purpose of this investigation was to review the clinical cases diagnosed as systemic or extraintestinal salmonellosis between 2005 and 2010 in Bulgaria, to determine the antimicrobial resistance of the cau...

    G. Asseva, P. Petrov, K. Ivanova in European Journal of Clinical Microbiology … (2012)

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    Article

    Trabeculectomy training in England: are we safe at training? Two year surgical outcomes

    To define the safety profile of trainee trabeculectomy surgery in the United Kingdom. Surgical exposure for trainees in England is limited due to service requirements, the European working time directive const...

    A. Walkden, J. Huxtable, M. Senior, H. Lee, S. Naylor, S. Turner, K. Ivanova in Eye (2018)

  15. Article

    Open Access

    A dilatant, two-layer debris flow model validated by flow density measurements at the Swiss illgraben test site

    We propose a dilatant, two-layer debris flow model validated by full-scale density/saturation measurements obtained from the Swiss Illgraben test site. Like many existing models, we suppose the debris flow con...

    G. Meyrat, B. McArdell, K. Ivanova, C. Müller, P. Bartelt in Landslides (2022)

  16. No Access

    Article

    Continuous diurnal radon measurements in Bulgarian caves and dose assessment

    Bulgaria is a country in the eastern part of the Balkan Peninsula, in South-eastern Europe. The presence of many mountains and karst areas is a prerequisite for a large number of caves in the country, but only...

    B. Kunovska, K. Ivanova, D. Djunakova in The European Physical Journal Special Topi… (2023)

  17. Article

    Open Access

    Registry-derived stage (RD-Stage) for capturing cancer stage at diagnosis for endometrial cancer

    Capture of cancer stage at diagnosis is important yet poorly reported by health services to population-based cancer registries. In this paper we describe current completeness of stage information for endometri...

    S. M. Evans, K. Ivanova, R. Rome, D. Cossio, CHC Pilgrim, J. Zalcberg in BMC Cancer (2023)