• Luminescent Er3+doped transparent alumina ceramics 

  Drdlíková, Katarina; Klement, Róbert; Drdlík, Daniel; Spusta, Tomáš; Galusek, Dušan; Maca, Karel (Elsevier, 2017-07-01)

  We report on successful preparation of Er3+doped transparent alumina (0.1–0.17 at.%) exhibiting visible light photoluminescence using wet shaping method and hot isostatic pressing. The effects of dopantamount, type of ...

• Luminescent Eu3+-doped transparent alumina ceramics with high hardness 

  Drdlíková, Katarina; Klement, Róbert; Hadraba, Hynek; Drdlík, Daniel; Galusek, Dušan; Maca, Karel (Elsevier, 2017-05-17)

  The Eu3+-doped transparent aluminas were prepared by wet shaping technique followed by pressureless sintering and hot isostatic pressing. The effect of dopant amount on microstructure, real in-line transmission (RIT), ...

• Optical, mechanical and fractographic response of transparent alumina ceramics on erbium doping 

  Drdlík, Daniel; Drdlíková, Katarina; Hadraba, Hynek; Maca, Karel (Elsevier, 2017-11-01)

  Alumina ceramics found their utilisation in many applications which can be further extend by attaining functional properties; in our case the transparency obtained through precise processing and photoluminescence due to ...

• Dual-parameter control of the pole frequency in case of universal filter with MCDU elements 

  Jeřábek, Jan; Šotner, Roman; Herencsár, Norbert; Polák, Josef; Dvořák, Jan; Koton, Jaroslav (Springer, 2016-12-01)

  This paper presents an universal filter with control of the pole frequency by two mutually independent parameters - current gain (B) and intrinsic resistance (R x) in frame of two modified current differencing unit (MCDU) ...

• An electronically tunable current-mode quadrature oscillator using PCAs 

  Herencsár, Norbert; Lahiri, Abhirup; Vrba, Kamil; Koton, Jaroslav (Taylor & Francis, 2012-04-10)

  The paper presents a new realization of active RC sinusoidal oscillator with electronically tunable condition and frequency of oscillation. As compared to the class of three resistors, two capacitors (3R-2C) based canonic ...

• Realisations of single-resistance-controlled quadrature oscillators using a generalised current follower transconductance amplifier and a unity-gain voltage-follower 

  Herencsár, Norbert; Vrba, Kamil; Koton, Jaroslav; Lahiri, Abhirup (Taylor & Francis, 2010-08-01)

  This article presents realisations of single-resistance-controlled-oscillators (SRCOs) using the recently proposed modern active building block (ABB), namely the generalised current follower transconductance amplifier ...

• New voltage-mode universal filter and sinusoidal oscillator using only single DBTA 

  Herencsár, Norbert; Koton, Jaroslav; Vrba, Kamil; Lattenberg, Ivo (Taylor & Francis, 2010-04-01)

  In this article, a new voltage-mode second-order universal frequency filter and sinusoidal oscillator using only single differential-input buffered and transconductance amplifier (DBTA) is presented. The proposed voltage-mode ...

• The effect of Benzothiazolone-2 on the expression of Metallothionein-3 in modulating Alzheimer's disease 

  Roy, Sudeep; Gumulec, Jaromír; Kumar, Akhil; Raudenská, Martina; Baig, Mohd Hassan; Polanská, Hana; Balvan, Jan; Gupta, Mansi; Babula, Petr; Odstrčilík, Jan; Choi, Inho; Provazník, Ivo; Masařík, Michal (Wiley Periodicals, 2017-08-15)

  Metallothioneins (MTs) are a class of ubiquitously occurring low-molecular-weight cysteine- and metal-rich proteins containing sulfur-based metal clusters. MT-3 exhibits neuro-inhibitory activity. The possibility to enhance ...

• CMOS-based active RC sinusoidal oscillator with four-phase quadrature outputs and single-resistance-controlled (SRC) tuning laws 

  Lahiri, Abhirup; Herencsár, Norbert (Elsevier, 2012-09-07)

  This paper proposes a very compact CMOS realization of active RC sinusoidal oscillator capable of generating four quadrature voltage outputs. The oscillator is based on the cascade of lossless and lossy integrators in loop. ...

• Realization of first-order current-mode filters with low number of MOS transistors 

  Yuce, Erkan; Minaei, Shahram; Herencsár, Norbert; Koton, Jaroslav (World Scientific Publishing Company, 2013-01-14)

  In this paper, a new current-mode (CM) circuit for realizing all of the first-order filter responses is suggested. The proposed configuration contains low number of components, only two NMOS transistors both operating in ...

• New Resistorless and Electronically Tunable Realization of Dual-Output VM All-Pass Filter Using VDIBA 

  Herencsár, Norbert; Minaei, Shahram; Koton, Jaroslav; Yuce, Erkan; Vrba, Kamil (Springer, 2013-01-07)

  In this paper, a new active element called voltage differencing inverting buffered amplifier (VDIBA) is presented. Using single VDIBA and a capacitor, a new resistorless voltage-mode (VM) first-order all-pass filter (APF) ...

• New resistorless tunable voltage-mode universal filter using single VDIBA 

  Herencsár, Norbert; Cicekoglu, Oguzhan; Šotner, Roman; Koton, Jaroslav; Vrba, Kamil (Springer, 2013-08-01)

  To increase the universality of the recently introduced voltage differencing inverting buffered amplifier (VDIBA), this letter presents a new voltage-mode (VM) multi-input–single-output (MISO) universal filter. The proposed ...

• The Effect of a Spiral Gradient Magnetic Field on the Ionic Conductivity of Water 

  Bartušek, Karel; Marcoň, Petr; Fiala, Pavel; Máca, Josef; Dohnal, Přemysl (MDPI, 2017-09-02)

  We discuss the experimental verification of changes in the structure of a liquid water sample inserted in a special spiral “gradient” magnetic field. The magnetic flux components are characterized by a high degree of ...

• Nutritional Potential of Selected Insect Species Reared on the Island of Sumatra 

  Adámková, Anna; Mlček, Jiří; Kouřimská, Lenka; Borkovcová, Marie; Adámek, Martin; Bednářová, Martina; Krajsa, Jan (MDPI, 2017-05-12)

  Inhabitants of the Indonesian island of Sumatra are faced with the problem of insufficient food supplies and the consequent risk of undernourishment and health issues. Edible insects as a traditional and readily available ...

• Electronic Nose In Edible Insects Area 

  Adámek, Martin; Adámková, Anna; Borkovcová, Marie; Mlček, Jiří; Bednářová, Martina; Kouřimská, Lenka; Skácel, Josef; Řezníček, Michal (HACCP Consulting, 2017-07-14)

  Edible insect is appraised by many cultures as delicious and nutritionally beneficial food. In western countries this commodity is not fully appreciated, and the worries about edible insect food safety prevail. Electronic ...

• Welfare of the Mealworm (Tenebrio molitor) Breeding With Regard to Nutrition Value and Food Safety 

  Adámková, Anna; Adámek, Martin; Mlček, Jiří; Borkovcová, Marie; Bednářová, Martina; Kouřimská, Lenka; Skácel, Josef; Vítová, Eva (HACCP Consulting, 2017-07-14)

  Livestock welfare is an important condition for obtaining high-quality and safe food. According to the legislation edible insects are classified as livestock; and for this reason it is necessary to comply with the edible ...

• Effect of increased left ventricle mass on ischemia assessment in electrocardiographic signals: rabbit isolated heart study 

  Ronzhina, Marina; Olejníčková, Veronika; Stračina, Tibor; Nováková, Marie; Janoušek, Oto; Hejč, Jakub; Kolářová, Jana; Hlaváčová, Miroslava; Paulová, Hana (BioMed Central, 2017-08-09)

  Detailed quantitative analysis of the effect of left ventricle (LV) hypertrophy on myocardial ischemia manifestation in ECG is still missing. The associations between both phenomena can be studied in animal models. In this ...

• Induction of Laccase, Lignin Peroxidase and Manganese Peroxidase Activities in White-Rot Fungi Using Copper Complexes 

  Vršanská, Martina; Voběrková, Stanislava; Langer, Vratislav; Palovčíková, Dagmar; Moulick, Amitava; Adam, Vojtěch; Kopel, Pavel (MDPI, 2016-11-01)

  Ligninolytic enzymes, such as laccase, lignin peroxidase and manganese peroxidase, are biotechnologically-important enzymes. The ability of five white-rot fungal strains Daedaleopsis confragosa, Fomes fomentarius, Trametes ...

• Physical properties investigation of reduced graphene oxide thin films prepared by material inkjet printing 

  Schmiedová, Veronika; Pospíšil, Jan; Kovalenko, Alexander; Čuboň, Tomáš; Zmeškal, Oldřich; Weiter, Martin (Hindawi Publishing Corporation, 2017-08-23)

  The article is focused on the study of the optical properties of inkjet-printed graphene oxide (GO) layers by spectroscopic ellipsometry. Due to its unique optical and electrical properties, GO can be used as, for example, ...

• Determination of Adhesion of Silyl Modified Polymer Adhesives to Wooden Façade Cladding – Case Study 

  Nečasová, Barbora; Liška, Pavel; Šlanhof, Jiří; Kovářová, Barbora (Elsevier Ltd., 2015-07-01)

  Adhesives are currently very often designed specifically for bonded façade systems. The potential of bonded joints should be studied and described in more detail and verified through experimental measurements. Presented ...

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