Search Results - "KOVAROVA, Jana"

Thermoresponsive behavior of block copolymers of PEO and PNIPAm with different architecture in aqueous solutions: A study by NMR, FTIR, DSC and quantum-chemical calculations by Spěváček, Jiří, Konefał, Rafał, Dybal, Jiří, Čadová, Eva, Kovářová, Jana

“…[Display omitted] •We studied thermoresponsive block copolymers PEO-b-PNIPAm and PEO-b-(PNIPAm)2 in D2O.•We used a combination of NMR, FTIR, DSC and…”
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Phosphorus and nitrogen-containing carbons obtained by the carbonization of conducting polyaniline complex with phosphites by Bober, Patrycja, Trchová, Miroslava, Morávková, Zuzana, Kovářová, Jana, Vulić, Iva, Gavrilov, Nemanja, Pašti, Igor A., Stejskal, Jaroslav

“…Non-conducting polyaniline base interacts with organic phosphites to a conducting product resembling classical polyaniline salts. Polyaniline–phosphite…”
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Molybdenum and tungsten disulfides surface-modified with a conducting polymer, polyaniline, for application in electrorheology by Stejskal, Jaroslav, Mrlík, Miroslav, Plachý, Tomáš, Trchová, Miroslava, Kovářová, Jana, Li, Yu

“…Molybdenum and tungsten sulfides are semiconducting materials with flake-like morphology. Their applicability in electrorheological suspensions was enabled by…”
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Synthesis and structural study of polypyrroles prepared in the presence of surfactants by Omastová, Mária, Trchová, Miroslava, Kovářová, Jana, Stejskal, Jaroslav

“…Conducting and stable polypyrrole (PPy) was synthesized by chemical oxidative polymerization of pyrrole in aqueous solution containing an oxidant, ferric…”
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Multi-wall carbon nanotubes coated with polyaniline by Konyushenko, Elena N., Stejskal, Jaroslav, Trchová, Miroslava, Hradil, Jiří, Kovářová, Jana, Prokeš, Jan, Cieslar, Miroslav, Hwang, Jeong-Yuan, Chen, Kuei-Hsien, Sapurina, Irina

“…Multi-wall carbon nanotubes (CNT) were coated with protonated polyaniline (PANI) in situ during the polymerization of aniline. The content of CNT in the…”
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The stability of polyaniline in strongly alkaline or acidic aqueous media by Brožová, Libuše, Holler, Petr, Kovářová, Jana, Stejskal, Jaroslav, Trchová, Miroslava

“…Polyaniline (PANI) base has been suspended in 9 M potassium hydroxide at 20 °C or 90 °C for various time intervals extending to 4 months. The fraction of…”
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The conversion of polyaniline nanotubes to nitrogen-containing carbon nanotubes and their comparison with multi-walled carbon nanotubes by Trchová, Miroslava, Konyushenko, Elena N., Stejskal, Jaroslav, Kovářová, Jana, Ćirić-Marjanović, Gordana

“…Polyaniline (PANI) nanotubes were prepared by the oxidation of aniline in solutions of acetic or succinic acid, and subsequently carbonized in a nitrogen…”
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Catalytic activity of polypyrrole nanotubes decorated with noble-metal nanoparticles and their conversion to carbonized analogues by Sapurina, Irina, Stejskal, Jaroslav, Šeděnková, Ivana, Trchová, Miroslava, Kovářová, Jana, Hromádková, Jiřina, Kopecká, Jitka, Cieslar, Miroslav, Abu El-Nasr, Ahmed, Ayad, Mohamad M.

“…[Display omitted] •Polypyrrole nanotubes can be decorated with noble-metal nanoparticles.•Platinum, palladium, ruthenium and rhodium nanoparticles have been…”
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Polyurethane nanocomposites containing the chemically active inorganic Sn-POSS cages by Strachota, Beata, Strachota, Adam, Horodecka, Sabina, Steinhart, Miloš, Kovářová, Jana, Pavlova, Ewa, Ribot, François

“…Nanocomposite polyurethane (PUR) elastomers were synthesized, which contained the heavier, tin-based homologues of POSS (“Sn-POSS”). Most remarkable was the…”
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Perfluorinated compounds: occurrence and risk profile by Kovarova, Jana, Svobodova, Zdenka

“…Perfluorinated compounds (PFCs) such as perfluoro-octane sulphonate (PFOS) and perfluorooctanoic acid (PFOA) are emerging environmental pollutants, arising…”
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Twin carbons: The carbonization of cellulose or carbonized cellulose coated with a conducting polymer, polyaniline by Bober, Patrycja, Kovářová, Jana, Pfleger, Jiří, Stejskal, Jaroslav, Trchová, Miroslava, Novák, Ivan, Berek, Dušan

“…The strategies of the preparation of twin carbon materials, a carbon produced by the carbonization of cellulose combined with a nitrogen-containing carbon…”
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Monodisperse superparamagnetic nanoparticles by thermolysis of Fe(III) oleate and mandelate complexes by Patsula, Vitalii, Petrovský, Eduard, Kovářová, Jana, Konefal, Rafal, Horák, Daniel

“…Monodisperse superparamagnetic iron oxide nanoparticles of controlled size were synthesized by thermal decomposition of organic iron compounds in different…”
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Synthesis, thermal, spectral, and biological properties of zinc(II) 4-aminobenzoate complexes by Homzová, Katarína, Győryová, Katarína, Hudecová, Daniela, Koman, Marián, Melník, Milan, Kovářová, Jana

“…New zinc(II) 4-aminobenzoate complex compounds with general formula [Zn(4-NH 2 benz) 2 L 2 ]· n H 2 O, where 4-NH 2 benz = 4-aminobenzoate; L = nicotinamide…”
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Degradation of pre-aged polymers exposed to simulated recycling: Properties and thermal stability by Luzuriaga, Sharbel, Kovářová, Jana, Fortelný, Ivan

“…Accelerated thermal and photo-aging of four homopolymers, low-density polyethylene (LDPE), high-density polyethylene (HDPE), polypropylene (PP) and high-impact…”
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Epoxy Networks Reinforced with Polyhedral Oligomeric Silsesquioxanes (POSS). Thermomechanical Properties by Strachota, Adam, Kroutilová, Irena, Kovářová, Jana, Matějka, Libor

“…The rubbery epoxy network, based on diglycidyl ether of Bisphenol A (DGEBA) and poly(oxypropylene)diamine (Jeffamine D2000), was reinforced with a…”
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High‐ T g , heat resistant epoxy–silica hybrids with a low content of silica generated by nonaqueous sol–gel process by Ponyrko, Sergii, Kovářová, Jana, Kobera, Libor, Matějka, Libor

“…ABSTRACT The epoxy‐silica hybrids showing high T g and thermal stability are prepared by the non‐aqueous sol–gel process initiated with borontriflouride…”
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High-Tg, heat resistant epoxy-silica hybrids with a low content of silica generated by nonaqueous sol-gel process by Ponyrko, Sergii, Kovářová, Jana, Kobera, Libor, Matějka, Libor

“…ABSTRACT The epoxy‐silica hybrids showing high Tg and thermal stability are prepared by the non‐aqueous sol–gel process initiated with borontriflouride…”
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Reduction of silver ions to silver with polyaniline/poly(vinyl alcohol) cryogels and aerogels by Bober, Patrycja, Trchová, Miroslava, Kovářová, Jana, Acharya, Udit, Hromádková, Jiřina, Stejskal, Jaroslav

“…The macroporous conducting polymer cryogels were prepared by the oxidation of aniline hydrochloride in the frozen aqueous solutions of poly(vinyl alcohol) at…”
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Magnetic hollow poly(N-isopropylacrylamide-co-N,N′-methylenebisacrylamide-co-glycidyl acrylate) particles prepared by inverse emulsion polymerization by Mackova, Hana, Horak, Daniel, Petrovsky, Eduard, Kovacova, Jana

“…To prepare functionalized magnetic polymer particles that are thermally responsive, inverse emulsion copolymerization of N -isopropylacrylamide, N , N…”
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Reactivity of the tin homolog of POSS, butylstannoxane dodecamer, in oxygen-induced crosslinking reactions with an organic polymer matrix: Study of long-time behavior by Rodzeń, Krzysztof, Strachota, Adam, Ribot, François, Matějka, Libor, Kovářová, Jana, Trchová, Miroslava, Šlouf, Miroslav

“…The chemical activity of the heavier POSS homolog, n-butylstannoxane dodecamer cage, in an epoxy matrix containing polopropylene oxide (PPO) chains was studied…”
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