Browsing Artykuły (WFTIiMS) by Title
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Charge carrier conductivity mechanism for activated tetracene layers
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2008)The activation process and the transport process for electrons in the tetracene layers is considered. Obtained results may suggests the hopping transport through the localized states near the Fermi level as a dominant kind ... 
Charge carrier mobility in nonequilibrated transport in molecular materials
(Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2019)Nonequilibrated transport of charge carriers in the molecular material depends on the structure and packing of the molecules. Explanation of the measurements of the photocurrent generated with ... 
Classification of Objects in a Point Cloud using Neural Networks
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2019)3dimensional scans captured in shape of point clouds are widely used in many dierent areas. Every such area use dierent kinds of sensors to acquire point clouds and do the analysis of the data but each of those needs ... 
Comparative study of the influence of the reorganization energy on the hole transport of two fourcyclic arenes
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2017)Application of the method of quantummechanical calculations allowed the determination of the reorganization energy of the molecules of tetracene and pquaterphenyl and the estimation of the transfer rate integral between ... 
Comparison of methods for simulation of the optical properties of VCSELs
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2017)This paper presents the differences arising from the use of scalar (Effective Frequency Method) and vector (Fourier’s and Bessel’s Admittance Methods) calculation methods in optical analysis of arsenide VerticalCavity ... 
Comparison of some properties and molecular structure of MHPOBC and chlorinated MHPOBC
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2020)Comparison of molecular structure of MHPOBC and chlorinated MHPOBC has been made and presented in the paper. The main difference in molecular structure of MHPOBC and chlorinated MHPOBC molecules consists in different ... 
Conditions for having a diffeomorphism between two Banach spaces
(Department of Mathematics  Texas State University, 2014)We provide sufficient conditions for a mapping acting between two Banach spaces to be a diffeomorphism. Standart arguments allow us to obtain a local diffeomorphism. It is proved to be global using mountain pass geometry. 
Conductivity due to active collisions channel of adsorption of ethanol to thin layer of acenes
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2012)The activation process and the transport process for electrons in the tetracene layers and holes in the pquaterphenyl layers is considered. Observed dependence of the conductivity on the vapor concentration of the activator ... 
Conductivity in cured epoxy resins containing a biphenyl unit
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2010)Conductivity of two epoxy matrices based on the same monomer was compared. The epoxy monomer had symmetric structure and contained the biphenyl group which induced additional phase transitions in the pure material. Two ... 
Correlated networks in the adsorption enhanced currents.
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2014)Injection of carriers into thin layers of acenes due to adsorption of ethanol activator molecules is considered as a electron transfer reaction between two phases. Complexity of the processes may be diminished with applying ... 
Correlated networks in the adsorptionenhanced currents
(Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2014)Injection of carriers into thin layers of acenes due to adsorption of ethanol activator molecules is considered as a electron transfer reaction between two phases. Complexity of the processes ... 
Curing conditions and dielectric observation of an epoxy system based on Epidian 6
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2013)In this work the dielectric properties and curing conditions of a selected epoxy resin are presented. The curing system consists of Epidian 6 with DDM amine. In the first step, optimal curing conditions were determined for ... 
Curing process and the curing product of a nematic epoxy resin containing ester groups
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2007)Curing process and the product of curing of one liquid crystalline epoxy monomer with a standard omine were examined. The reactions were monitored by DSC measurement and dielectric spectroscopy. Progress of curing of the ... 
Current dependence of resistances and capacitances in a verticalcavity surfaceemitting laser
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2017)Based on the model of impedance and modulation time constants for verticalcavity surfaceemitting lasers (VCSELs) we study the resistances and capacitances of an equivalent circuit as a function of the current flowing ... 
Dedicated Type2 Fuzzy Logic Systems: A Novel Approach to DeNOx Filtration Systems
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)The paper presents some novel research on applications of Type2 Fuzzy Logic Systems to support the Selective Catalytic Reduction process (SCR). The aim of the research is to design and test higher order fuzzy logic systems ... 
Detection of line segments
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2014)In the paper a method of line segment detection in the images is presented. It bases on existing LSD approach which was designed to be a parameterless technique dedicated to analysis of real world scenes. In consequence ... 
A DFT study of reorganization energy of some chosen carbazole derivatives
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2020)Strong efforts toward finding an organic semiconductor with a molecule characterized by a low charge transfer energy applying quantumchemical calculations are undertaken. Density Functional Theory (DFT) calculations ... 
Dielectric and flexoelectric deformations induced by ac electric field in insulating nematic layers
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2010)The deformations of homeotropic nematic layers induced by ac electric field of frequency f were studied numerically. Two kinds of nematic liquid crystals with small negative dielectric anisotropy, Δε < 0, were considered: ... 
Dielectric and optical properties of liquid crystal 1H6Bi
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2012)Recently synthesized antiferroelectric liquid crystal 1H6Bi shows special optical properties related to change in handedness of the ferroelectric helix. The broadband dielectric measurements of this compound has been carried ... 
Dielectric characteristics of antiferroelectric liquid crystalline mixture
(Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2008)Mixture of liquid crystals, with induced antiferroelectric phase has been studied by means of dielectric spectroscopy. The dielectric measurements were carried out in a cell with gold electrodes at planar orientation. The ...