Recent Submissions

  • Andrzej Dems (1938-1988) 

    Dems-Rudnicka, Katarzyna; Stawski, Dawid (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2020)
    W trzydziestą rocznicę śmierci Andrzeja Demsa wspominali Go uczestnicy konferencji Central European Conference Fibre Grade Polymers, Chemical Fibres and Special Textiles związanej z tematyką badawczą, nad którą pracował.
  • Charge carrier mobility in non-equilibrated transport in molecular materials 

    Kania, Sylwester; Kościelniak-Mucha, Barbara; Kuliński, Janusz; Słoma, Piotr; Wojciechowski, Krzysztof (Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2019)
    Non-equilibrated 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 ...
  • Polarization of organic aromatic molecule in anionic and cationic state 

    Kania, Sylwester; Kościelniak-Mucha, Barbara; Kuliński, Janusz; Słoma, Piotr; Wojciechowski, Krzysztof (Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2019)
    The modification of electron states and the change in the geometry of the structure of molecule during hopping transport of charge carriers depends on the symmetry of the molecule. During electric transport the ...
  • Electrical and thermal properties of anthraquinone layers 

    Kania, Sylwester; Kuliński, Janusz; Sikorski, Dominik (Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2019)
    Quantum-chemical calculations indicate that the bond lengths in the anthraquinone anthracene backbone are shorter than the corresponding bonds in unsubstituted anthracene. The shape of the frontier molecular ...
  • The origin of the interaction responsible for the difference of hole mobility of thwo derivatives of anthracene 

    Kania, Sylwester; Kuliński, Janusz; Sikorski, Dominik (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2018)
    Hole mobility of the layers built from two anthracene derivatives differing in the substitution of the central benzene ring, i.e. anthrone substituted with only one keto group and anthraquinone substituted with two keto ...
  • Ab initio investigation of ethanol-tetracene interactions during adsorption 

    Kania, Sylwester; Kościelniak-Mucha, Barbara; Słoma, Piotr; Wojciechowski, Krzysztof (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2018)
    Ab initio calculations presented in this work are performed to investigate the geometry, interaction energy and bonding properties of binary complexes formed between neutral ethanol and tetracene molecules. Two different ...
  • Sensitivity of tetracene layer as an effect of entanglement 

    Kania, Sylwester; Kościelniak-Mucha, Barbara; Kuliński, Janusz; Słoma, Piotr; Wojciechowski, Krzysztof (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2017)
    Application of the method of quantum-mechanical calculations allowed for studies of variability of interactions between molecules of ethanol and tetracene. Entanglement of quantum states is seen during calculations in ...
  • The effect of the dipole moment on hole conductivity of polycrystalline films of two anthracene derivatives 

    Kania, Sylwester; Kościelniak-Mucha, Barbara; Kuliński, Janusz; Słoma, Piotr; Wojciechowski, Krzysztof (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2017)
    Hole mobility in the polycrystalline layers of anthrone and anthraquinone differs in one order of magnitude in spite of nearly the same crystalline structure. The origin of this difference was determined with use of the ...
  • Comparative study of the influence of the reorganization energy on the hole transport of two four-cyclic arenes 

    Kania, Sylwester; Kuliński, Janusz; Sikorski, Dominik (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2017)
    Application of the method of quantum-mechanical calculations allowed the determination of the reorganization energy of the molecules of tetracene and p-quaterphenyl and the estimation of the transfer rate integral between ...
  • Elimination of the impact of rc constant on transient photocurrents measured in organic layers. 

    Kania, Sylwester; Kuliński, Janusz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2016)
    We present a calculation method for elimination of the effect of the RC constant of the measuring circuit in the time-of-flight (TOF) measurements where a pulse generation of the photocurrent in a thin layer of low-molecular ...
  • The effect of symmetry of a molecule electronic density on the dipole moment of unit cell and hole conductivity of thin polycrystalline films of anthrone and anthraquinone. 

    Kania, Sylwester; Kościelniak-Mucha, Barbara; Kuliński, Janusz; Słoma, Piotr; Wojciechowski, Krzysztof (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2016)
    The electronic structure of anthrone and anthraquinone molecules in the gas state and in the simulated crystal unit cell were calculated with time dependent-density functional theory (TD-DFT) method. The values of dipole ...
  • Dielectric properties of ferroelectric liquid crystalline material with chiral nematic phase. 

    Wojciechowski, Marek; Bąk, Grzegorz W.; Tykarska, Marzena (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2015)
    The ferroelectric liquid crystal with nematic N* phase has been investigated using broadband low frequency dielectric spectroscopy. The dielectric relaxation modes related to a ferroelectric Goldstone mode were detected ...
  • Adsorption induced hole transport in thin layers of non-ordered tetracene. 

    Kania, Sylwester; Kuliński, Janusz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2015)
    Additional disorder induced by adsorption processes by the molecule of ambient are responsible for deep modulation of conductivity. Observations confirmed the dominated role of the increase of the free carrier concentration ...
  • Spline interpolation for trap spectroscopy analysis for two cyclic hydrocarbons. 

    Kania, Sylwester; Kuliński, Janusz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2015)
    Cubic spline interpolation gives a tool for obtaining good image of current-voltage characteristics for trap spectroscopy analysis without prior assumption about the trap distribution for 1-acenaphthenol and 9,10-dimet ...
  • Effect of molecule dipolemoment on hole conductivity of polycrystalline anthrone and anthrachinone layers. 

    Kania, Sylwester; Kościelniak-Mucha, Barbara; Kulinski, Janusz; Słoma, Piotr (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2015)
    Complex analyzes were made using methods of molecular quantum mechanics to investigate the effect of the dipole moment of the molecule carrier drift mobility in polycrystalline layers composed of anthrone and anthrachinone ...
  • Proper conformal symmetries in self-dual Einstein spaces 

    Chudecki, Adam; Dobrski, Michał (2014)
    Proper conformal symmetries in self-dual Einstein spaces are considered. It is shown that such symmetries are admitted only by the Einstein spaces of the type [N,−]⊗[N,−][N,−]⊗[N,−] . Spaces of the type [N]⊗[−][N]⊗[−] are ...
  • On a new critical point theorem and some applications to discrete equations 

    Galewski, Marek; Galewska, Elżbieta (AGH University of Science and Technology Press, 2014)
    Using the Fenchel-Young duality we derive a new critical point theorem. We illustrate our results with solvability for certain discrete BVP. Multiple solutions are also considered.
  • Correlated networks in the adsorptionenhanced currents 

    Kania, Sylwester; Kuliński, Janusz (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 ...
  • Conditions for having a diffeomorphism between two Banach spaces 

    Galewski, Marek; Galewska, Elżbieta; Schmeidel, Ewa (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.
  • Bipolar transport of charge carriers in thin films of 9,10-dimethylanthracene and 1-acenaphthenol. 

    Kania, Sylwester; Kuliński, Janusz; Marciniak, Bernard; Różycka-Sokołowska, Ewa (Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2014)
    The current-voltage (I-U) characteristics we have been measured for thin films of 1-acenaphthenol and 9,10-dimethylanthracene prepared from their commercially available materials as products with purity >_ 10-3 mass %. ...