Filtry
wszystkich: 4963
wybranych: 1970
-
Katalog
- Publikacje 1970 wyników po odfiltrowaniu
- Czasopisma 134 wyników po odfiltrowaniu
- Konferencje 1 wyników po odfiltrowaniu
- Wydawnictwa 2 wyników po odfiltrowaniu
- Osoby 76 wyników po odfiltrowaniu
- Wynalazki 38 wyników po odfiltrowaniu
- Projekty 5 wyników po odfiltrowaniu
- Laboratoria 1 wyników po odfiltrowaniu
- Aparatura Badawcza 1 wyników po odfiltrowaniu
- Kursy Online 215 wyników po odfiltrowaniu
- Wydarzenia 16 wyników po odfiltrowaniu
- Dane Badawcze 2504 wyników po odfiltrowaniu
Filtry wybranego katalogu
wyświetlamy 1000 najlepszych wyników Pomoc
Wyniki wyszukiwania dla: b-lactams
-
Influence of temperature and interactions with ligands on dissociation of dsDNA and ligand-dsDNA complexes of various types of binding : an electrochemical study.
PublikacjaSeveral medicinally important compounds that bind to dsDNA strands via intercalation (C-1311, C-1305, EtBr), major groove binding (Hoechst 33258) and covalent binding (cis-Pt) were examined. The obtained results suggest that both the transfer of conformation B to C and the denaturation process, for the ligand-dsDNA complexes, except for covalently bound cis-Pt, took place at higher temperatures compared to the unbound helix. Furthermore,...
-
Estimation of a smoothness parameter by spline wavelets
PublikacjaWe consider the smoothness parameter s*(f) of a function f∈L2(R) in terms of Besov spaces. The existing results on estimation of smoothness [K. Dziedziul, M. Kucharska and B. Wolnik, J. Nonparametric Statist. 23 (2011)] employ the Haar basis and are limited to the case 0
-
Structural design and sensitivity analysis of semi-rigid pavement of a motorway
PublikacjaThis paper presents application of mechanistic-empirical methods in design of semi-rigid pavement for a section of a motorway in Poland. The stage construction was assumed. Three fatigue criteria were applied in the design. For asphalt fatigue cracking and subgrade soil the criteria from the Asphalt Institute (USA) were applied. For fatigue cracking of cement stabilized bases the Dempsey (USA) and De Beer (South Africa) criteria...
-
Nowe założenia mieszkaniowe w Niemczech po roku 1980.
PublikacjaMonografia stanowi podsumowanie indywidualnego projektu badawczego MniI nr N N527 3846 33 ( nr umowy 3846/B/TO2/2007/33) nt.:''Urbanistyka struktur mieszkaniowych na wybranych przykładach niemieckich zrealizowanych w latach 1980-2005'' zrealizowanego na WAPG w okresie 2007-2010.Na przełomie dekad, u progu lat 80. dokonała się w Niemczech zmiana paradygmatu urbanistycznego. Analiza powstałych po 1980 w Niemczech nowych osiedli-dzielnic...
-
Magnetizability of the relativistic hydrogenlike atom in an arbitrary discrete energy eigenstate: Application of the Sturmian expansion of the generalized Dirac-Coulomb Green function
PublikacjaThe Sturmian expansion of the generalized Dirac--Coulomb Green function [R.\/~Szmytkowski, J.\ Phys.\ B 30 (1997) 825; erratum 30 (1997) 2747] is exploited to derive a closed-form expression for the magnetizability of an arbitrary discrete state of the relativistic one-electron atom with a point-like, spinless and motionless nucleus of charge $Ze$. The result has the form of a double finite sum involving the generalized hypergeometric...
-
Human factors in nuclear power engineering in Polish conditions
PublikacjaThe paper “Human factors in nuclear power engineering in polish conditions” focuses on analysis of dynamics of preparing polish society to build first nuclear power plant in XXI century in Poland. Authors compare experience from constructing nuclear power plant Sizewell B (Great Britain) and Sizewell C, which is in preparation phase with polish nuclear power program. Paper includes aspects e.g. of creating nuclear safety culture...
-
A Comprehensive Experimental and Theoretical Study on the[{(η5-C5H5)2Zr[P(µ-PNEt2)2P(NEt2)2P]}2O Crystalline System
PublikacjaThe structure of tetraphosphetane zirconium complex C52H100N8OP10Zr21 was determined by single crystal X-ray diffraction analysis. The crystal belongs to the monoclinic system, space group P21/c, with a = 19.6452(14), b = 17.8701(12), c = 20.7963(14)Å, α = γ = 90°, β = 112.953(7)°, V = 6722.7(8)Å3, Z = 4. The electronic structure of the organometallic complex has been characterized within the framework of Quantum Chemical Topology....
-
Evolutionary Algorithm for Selecting Dynamic Signatures Partitioning Approach
PublikacjaIn the verification of identity, the aim is to increase effectiveness and reduce involvement of verified users. A good compromise between these issues is ensured by dynamic signature verification. The dynamic signature is represented by signals describing the position of the stylus in time. They can be used to determine the velocity or acceleration signal. Values of these signals can be analyzed, interpreted, selected, and compared....
-
Low energy inelastic electron scattering from carbon monoxide: I. excitation of the a3Π, a’3Σ+ and AΠ1 electronic states.
PublikacjaDifferential scattering cross sections for electron excitation of the three lowest excited electron states of carbon monoxide are obtained experimentally using low-energy electron energy-loss spectroscopy and theoretically using the R-matrix method. The incident electron energies range from near-threshold of 6.3 eV to 20 eV. Experimental scattering angles range from 20◦ to 120◦. The normalization of the experimental cross sections...
-
Crystal structure and physical properties of a novel ternary compound La15MoxGe9
PublikacjaWe present the synthesis, structural characterization and physical properties measurements of a new compound, La15MoxGe9 in Mn5Si3-type derived structure with interstitial Mo. The sample was synthesized by arc-melting method. La15MoxGe9 crystallizes in non-centrosymmetric hexagonal structure P63mc (#186) with lattice parameters a = b = 15.495(5) Å and c = 6.917(2) Å. The refinement on single X-ray diffraction data show that interstitial...
-
Biologically active compounds based on the carbazole scaffold - synthetic and mechanistic aspects
PublikacjaDoctoral dissertation is divided into three main parts: introduction, results and discussion and experimental. The introduction is divided into four main parts which describe: 5-hydroxytryptamine receptors, the most popular antidepressants, new compounds based on the carbazole structure with affinity for serotonin receptors, telomeres and telomerase with their functions, telomerase inhibition strategies, carbazoles approved in...
-
Novel Nystatin A1 derivatives exhibiting low host cell toxicity and antifungal activity in an in vitro model of oral candidosis
PublikacjaOpportunistic oral infections caused by Candida albicans are frequent problems in immunocompromised patients. Management of such infections is limited due to the low number of antifungal drugs available, their relatively high toxicity and the emergence of antifungal resistance. Given these issues, our investigations have focused on novel derivatives of the antifungal antibiotic Nystatin A1, generated by modifications at the amino...
-
Evaluation of adhesion strength, corrosion, and biological properties of the MWCNT/TiO2 coating intended for medical applications
PublikacjaMulti-wall carbon nanotube (MWCNT) coatings are gaining increasing interest because of their special properties used in many science fields. The titania coatings are known for their improvement of osteoblast adhesion, thus changing the surface architecture. Bi-layer coatings comprising 0.25 wt% of the MWCNTs and 0.30 wt% of titania (anatase structure) were synthesized in a two-stage procedure using the electrophoretic deposition...
-
Light-dependent and light-independent protochlorophyllide oxidoreductases share similar sequence motifs -in silico studies
Publikacja -
Effects of chronic neuroleptic treatment on dopamine release: Insights from studies using 3-methoxytyramine
Publikacja -
Cloning and characterization of the dnaK heat shock operon of the marine bacterium Vibrio harveyi
Publikacja -
The Early Stages of Photosystem II Assembly Monitored by Measurements of Fluorescence Lifetime, Fluorescence Induction and Isoelectric Focusing of Chlorophyll-Proteins in Barley Etiochloroplasts
Publikacja -
Zastosowanie metod termograficznych w ocenie obrzęku limfatycznego kończyny górnej u chorych po amputacji piersi z powodu raka
PublikacjaObrzęk limfatyczny kończyny górnej jest bardzo uciążliwym powikłaniem po leczeniu raka piersi. Jest bezpośrednio związany z rodzajem zastosowanego leczenia chirurgicznego raka piersi i koniecznoącią przeprowadzenia uzupełniającej radioterapii. Wykorzystując metodt termografii statycznej (TS) i dynamicznej (ADT), podjęto próbę oceny ustępowania obrzęku
-
Structure and properties of the Ti+Ti(C,N) coatings obtained in the PVD process on sintered high speed steel
Publikacja -
Pressure and temperature dependence of the emission in BaF2:Eu and SrF2:Eu
Publikacja -
Luminescence and Luminescence Kinetics of Gd3Ga5O12Polycrystals Doped with Cr3+and Pr3+
Publikacja -
Comparative study of surface topography of high performance liquid chromatography columns in terms of hydrophobicity
Publikacja -
Spectroscopic properties of the Ce-doped borate glasses
Publikacja -
Composite sandwich footbridge—measured dynamic response vs. FEA
Publikacja -
The protective effect of dabigatran and rivaroxaban on DNA oxidative changes in a model of vascular endothelial damage with oxidized cholesterol
Publikacja -
Essential oils and volatiles: sample preparation and analysis. A review.
Publikacja -
Pronounced cytostatic activity and bystander effect of a novel series of fluorescent tricyclic acyclovir and ganciclovir derivatives in herpes simplex virus thymidine kinase gene-transduced tumor cell lines
Publikacja -
Effect of water content on the characteristics of hydro-compacted nanosilica
Publikacja -
Functional Response of Chrysoperla Zastrowi Sillemi (Esben-Peterson) on Lipaphis erysimi (Keltenbach)
Publikacja -
Bayesian separation algorithm of THz spectral sources applied to D-glucose monohydrate dehydration kinetics
Publikacja -
Graphene oxide functionalized with methylene blue and its performance in singlet oxygen generation
Publikacja -
Microdosimetric analysis of response of LiF:Mg,Cu,P (MCP-N) TL detectors for alpha-particles and ultra-high doses of gamma-rays
Publikacja -
Measurements of high-temperature emission spectra of highly irradiated LiF:Mg,Cu,P (MCP-N) TL detectors
Publikacja -
IMAGING OF PROTON BRAGG PEAKS IN LiF
Publikacja -
Detection of neutrons with LiF fluorescent nuclear track detectors
Publikacja -
Thermoluminescence and optically stimulated luminescence studies on LiMgPO4 crystallized by micro pulling down technique
Publikacja -
New OSL detectors based on LiMgPO4 crystals grown by micro pulling down method. Dosimetric properties vs. growth parameters
Publikacja -
Spectral characteristic of high-dose high-temperature emission from LiF:Mg,Cu,P (MCP-N) TL detectors
Publikacja -
Analysis of TL and OSL kinetics in lithium magnesium phosphate crystals
Publikacja -
Range-based method of alpha-particle spectrometry using LiF fluorescent nuclear track detectors
Publikacja -
Carbon-coated anatase: adsorption and decomposition of phenol in water
Publikacja -
Carbon-modified TiO2 photocatalyst by ethanol carbonisation
Publikacja -
Higher-Order Spectra in Nanoparticle Gas Sensors.
PublikacjaPrzedstawiono wyniki badań rezystancji fluktuacji w rezystancyjnych sensorach gazu wykonanych z nanocząstek Pdx(WO3)1-x dla x=0.01 oraz x=0.12. Rozkład prawdopodobieństwa obserwowanych fluktuacji wskazywał na występowanie składowej o rozkładzie różnym od rozkładu normalnego. Do jego scharakteryzowania wykorzystano spektra wyższych rzędów oraz ich przekroje.
-
Ellipsometric study of oxide formation on Cu electrode in 0.1 M NaOH
Publikacja -
Conductivity and superconductivity of (Bi,Pb)–Sr–Ca–Cu–O
Publikacja -
Inflence of taste substances on oscillation characterstics of oscillators with surfactants.
PublikacjaWykazano, że charakterystyki oscylacyjne oscylatorów z anionowym lub katinowym surfaktantem są różne w obecności substancji smakowych należących do czterech klas smaku. Wydaje się, że w pewnych warunkach badane oscylatory mogą być użyte do rozpoznania poszczególnych substancji smakowych.
-
The imidazoacridinone C-1311 induces p53-dependent senescence or p53-independent apoptosis and sensitizes cancer cells to radiation
PublikacjaC-1311 is a small molecule, which has shown promise in a number of preclinical and clinical studies. However, the biological response to C-1311 exposure is complicated and has been reported to involve a number of cell fates. Here, we investigated the molecular signaling which determines the response to C-1311 in both cancer and non-cancer cell lines. For the first time we demonstrate that the tumor suppressor, p53 plays a key role...
-
Synthesis of novel dinuclear ruthenium polypyridine dye for dye-sensitized solar cells application
PublikacjaA new dinuclear ruthenium(II) polypyridine complex has been successfully synthesized. The new compound has been characterized by spectroscopic and electrochemical methods. Its potential application as a sensitizing dye in dye-sensitized solar cells has been checked under AM 1.5 G irradiation conditions (100 mW cm−2) and its performance was compared to that of a commercially available mononuclear analogous dye. The overall light-to-electricity...
-
Determination Of Gas Mixture Components Using Fluctuation Enhanced Sensing And The LS-SVM Regression Algorithm
PublikacjaThis paper analyses the effectiveness of determining gas concentrations by using a prototype WO3 resistive gas sensor together with fluctuation enhanced sensing. We have earlier demonstrated that this method can determine the composition of a gas mixture by using only a single sensor. In the present study, we apply Least-Squares Support-Vector-Machine-based (LS-SVM-based) nonlinear regression to determine the gas concentration...
-
Dynamic Route Discovery Using Modified Grasshopper Optimization Algorithm in Wireless Ad-Hoc Visible Light Communication Network
PublikacjaIn recent times, visible light communication is an emerging technology that supports high speed data communication for wireless communication systems. However, the performance of the visible light communication system is impaired by inter symbol interference, the time dispersive nature of the channel, and nonlinear features of the light emitting diode that significantly reduces the bit error rate performance. To address these problems,...