The influence of acidity on polymerization of aniline: Interpretation of large number of spectra using factor analysis
Šeděnková, Ivana; Trchová, Miroslava; Stejskal, Jaroslav; Bok, J.
2006 - English The influence of acidity on the final morphology of aniline polymerization products was studied. S využití in situ FTIR spektroskopie byl studován vliv kyselosti na výslednou morfologii produktů polymerizace anilínu. Keywords: aniline polymerization; factor analysis; nanotubes Available at various institutes of the ASCR The influence of acidity on polymerization of aniline: Interpretation of large number of spectra using factor analysis

The influence of acidity on the final morphology of aniline polymerization products was studied....

Šeděnková, Ivana; Trchová, Miroslava; Stejskal, Jaroslav; Bok, J.
Ústav makromolekulární chemie, 2006

Materials for optical and electrical phase change memories - structure properties and application
Frumar, M.; Přikryl, J.; Vlček, Milan; Beneš, L.; Frumarová, Božena; Hrdlička, M.; Wágner, T.
2006 - English A review of materials and principles used in optical and electrical data storage based on phase changes is given, the composition structure, properties and the ways of preparation of thin films of the materials already used, or potentially applicable, are discussed. The problems of fast crystallization and amorphization as well as problems of stability of amorphous state and of the storage at elevated temperatures are mentioned. Je uveden přehled materiálů a principů pro optické a elektrické uchovávání dat založených na fázové změně. Je diskutováno složení, struktura, vlastnosti a způsoby přípravy tenkých vrstev užívaných materiálů. Problémy rychlé krystalizace a amortizace a též problémy stability amorfních stavů a uchování při zvýšené teplotě je uvedeno. Keywords: phase changes Available at various institutes of the ASCR Materials for optical and electrical phase change memories - structure properties and application

A review of materials and principles used in optical and electrical data storage based on phase changes is given, the composition structure, properties and the ways of preparation of thin films of the ...

Frumar, M.; Přikryl, J.; Vlček, Milan; Beneš, L.; Frumarová, Božena; Hrdlička, M.; Wágner, T.
Ústav makromolekulární chemie, 2006

Influence of the clay modification on the degree of dispersion and final properties of epoxy-clay nanocomposites
Rýznarová, B.; Zelenka, J.; Lednický, František; Baldrian, Josef
2006 - English The effect of four different clay surface modifiers on the degree of dispersion and final properties of epoxy-clay nanocomposites was studied. Byl studován vliv čtyř různých modifikátorů povrchu jílu na stupeň dispergace a konečné vlastnosti nanokompozitů epoxid-montmorilonit. Keywords: epoxy-clay nanocomposites; organoclay; clay surface modification Available at various institutes of the ASCR Influence of the clay modification on the degree of dispersion and final properties of epoxy-clay nanocomposites

The effect of four different clay surface modifiers on the degree of dispersion and final properties of epoxy-clay nanocomposites was studied....

Rýznarová, B.; Zelenka, J.; Lednický, František; Baldrian, Josef
Ústav makromolekulární chemie, 2006

Influence of the phase separation of active components on the solar cell performance
Podhájecká, Klára; Pfleger, Jiří
2006 - English The influence of solvent vapor treatment on organic photovoltaic cells based on .pi.-conjugated polymer poly[1-(4-trimethylsilylphenyl)-2-phenylvinylene], and a low molecular-weight compound: N,N´-di(pent-3-yl)-perylene-3,4:9,10-bis(dicarboximide) was investigated. Byl zkoumán vliv působení par organického rozpouštědla na fotovoltaické články tvořené .pi.-konjugovaným polymerem, poly[1-(4-trimethylsilylfenyl)-2-fenylvinylen]em, obsahujícím nízkomolekulární organickou příměs N,N'-di(pent-3-yl)-perylen-3,4:9,10-bis(dicarboximid)u. Keywords: organic photovoltaic devices; heterojunction; postprocessing vapor treatment Available at various institutes of the ASCR Influence of the phase separation of active components on the solar cell performance

The influence of solvent vapor treatment on organic photovoltaic cells based on .pi.-conjugated polymer poly[1-(4-trimethylsilylphenyl)-2-phenylvinylene], and a low molecular-weight compound: ...

Podhájecká, Klára; Pfleger, Jiří
Ústav makromolekulární chemie, 2006

Surface and mechanical properties of organic - inorganic nanocomposite coating films
Špírková, Milena; Bláhová, O.; Farkačová, T.; Benešová, J.
2006 - English Surface hardness of transparent colorless epoxy-based organic-inorganic nanocomposite coatings was investigated by atomic force microscopy, nanoindentation and the Persoz pendulum test. The influence of mechanical properties on the measured surface characteristics is discussed. Pomocí mikroskopie atomových sil, nanoindentace a kyvadlového testu typu Persoz byla studována povrchová tvrdost bezbarvých transparentních organicko - anorganických nanokompozitních nátěrů. Rovněž je diskutován vliv mechanických vlastností na měřené povrchové charakteristiky. Keywords: nanocomposite; coating; atomic force microscopy Available at various institutes of the ASCR Surface and mechanical properties of organic - inorganic nanocomposite coating films

Surface hardness of transparent colorless epoxy-based organic-inorganic nanocomposite coatings was investigated by atomic force microscopy, nanoindentation and the Persoz pendulum test. The influence ...

Špírková, Milena; Bláhová, O.; Farkačová, T.; Benešová, J.
Ústav makromolekulární chemie, 2006

Intercalation of esters into vanadyl phosphate
Melánová, Klára; Beneš, L.; Svoboda, Jan; Zima, Vítězslav
2006 - English Various lactones, carbonates, aliphatic esters and diesters were intercalated into vanadyl phosphate. The intercates prepared were characterized by powder XRD, thermogravimetry and infrared spectroscopy. Byly připraveny interkaláty fosforečnanu vanadylu s laktony, karbonáty, estery karboxylových kyselin a diestery dikarboxylových kyselin. Připravené sloučeniny byly charakterizovány pomocí práškové rentgenové difrakce, IČ spektroskopie a termogravimetie. Keywords: vanadyl phosphate Available at various institutes of the ASCR Intercalation of esters into vanadyl phosphate

Various lactones, carbonates, aliphatic esters and diesters were intercalated into vanadyl phosphate. The intercates prepared were characterized by powder XRD, thermogravimetry and infrared ...

Melánová, Klára; Beneš, L.; Svoboda, Jan; Zima, Vítězslav
Ústav makromolekulární chemie, 2006

Supermolecular structure and rheology of modified UHMWPE for total joint replacements
Horák, Zdeněk; Šlouf, Miroslav; Mikešová, Jana; Baldrian, Josef; Fencl, J.
2006 - English Keywords: UHMWPE; irradiation; structure Available at various institutes of the ASCR Supermolecular structure and rheology of modified UHMWPE for total joint replacements

Horák, Zdeněk; Šlouf, Miroslav; Mikešová, Jana; Baldrian, Josef; Fencl, J.
Ústav makromolekulární chemie, 2006

Photoinduced trans/cis isomerization of azobenzenealkanethiol molecules anchored to Au nanoparticles
Dammer, Ondřej; Pfleger, Jiří; Vlčková, B.; Procházka, M.; Špringer, T.; Sedláková, Zdeňka
2006 - English Photoinduced trans/cis isomerization of -[4-(4-octyloxy-phenylazo)-phenoxy]-pentane-1-thiol (ABT) attached to geld nanoparticles was investigated in Au organosol/ABT system as well as on glass slides functionalized by gold nanoparticles. Byl studován proces cis/trans izomerizace 5-[4-(4-octyloxy-phenylazo)-phenoxy]-pentane-1-thiolu navázaného na povrchu nanočástic zlata (i) dispergovaných v organosolu a (ii) sorbovaných na funkcionalizovaném povrchu skleněného substrátu. Keywords: gold nanoparticles; SERS; azobenzene-alkanethiol Available at various institutes of the ASCR Photoinduced trans/cis isomerization of azobenzenealkanethiol molecules anchored to Au nanoparticles

Photoinduced trans/cis isomerization of -[4-(4-octyloxy-phenylazo)-phenoxy]-pentane-1-thiol (ABT) attached to geld nanoparticles was investigated in Au organosol/ABT system as well as on glass slides ...

Dammer, Ondřej; Pfleger, Jiří; Vlčková, B.; Procházka, M.; Špringer, T.; Sedláková, Zdeňka
Ústav makromolekulární chemie, 2006

Polymer nanostructures for solar cell applications: Morphology-to-performance relationship
Pfleger, Jiří; Podhájecká, Klára; Vu, Q. T.
2006 - English Polymer nanocomposites were studied based on two systems: (i) a soluble derivative of polydiphenylvinylene with a nanocrystalline fraction of n-type low-molecular weight organic material N,N'-di(pent-yl)-perylene-3,4:9,10-bis(dicarboximide), and (ii) polythiophene with titanium dioxide nanoparticles, respectively. Byly studovány polymerní nanokompozity dvou typů: (i) rozpustný derivát polydifenylacetylenu s nanostrukturní krystalickou frakcí nízkomolekulárního organického materiálu N,N'-di(pent-yl)-perylen-3,4:9,10-bis(dikarboximid)u, a (ii) polythiofen obsahující nanočástice kysličníku titaničitého. Keywords: solar cells; TiO2; .pi.-conjugated polymers Available at various institutes of the ASCR Polymer nanostructures for solar cell applications: Morphology-to-performance relationship

Polymer nanocomposites were studied based on two systems: (i) a soluble derivative of polydiphenylvinylene with a nanocrystalline fraction of n-type low-molecular weight organic material ...

Pfleger, Jiří; Podhájecká, Klára; Vu, Q. T.
Ústav makromolekulární chemie, 2006

Swelling behavior of charged poly(N-isopropylmethacrylamide) and poly(N-isopropylacrylamide) networks in water/ethanol mixtures
Alenichev, I.; Sedláková, Zdeňka; Ilavský, Michal
2005 - English Swelling behavior of negatively (ionic comonomer - sodium ethacrylate) and positively (ionic comonomer - (2-crylamidoethyl)trimethylammonium chloride) charged networks of poly(N-isopropylmethacrylamide) (PIPMAm) and poly(N-isopropylacrylamide) (PIPAAm) was investigated in water/ethanol mixtures at room temperature. Strong cononsolvency effect was observed for uncharged and negatively charged gels of both systems. Bylo proměřeno botnací chování negativně a positivně nabitůých sítí na bázi poly(N-isopropylmethakrylamidu) a poly(N-isopropylakrylamidu) ve směsných rozpouštědlech voda/ethanol. U obou systémů byl nalezen výrazný kononsolvenční efekt (výrazné minimum ve stupni nabotnání na složení rozpouštědla). Keywords: swelling behavior; networks with charges; mixed solvent Available at various institutes of the ASCR Swelling behavior of charged poly(N-isopropylmethacrylamide) and poly(N-isopropylacrylamide) networks in water/ethanol mixtures

Swelling behavior of negatively (ionic comonomer - sodium ethacrylate) and positively (ionic comonomer - (2-crylamidoethyl)trimethylammonium chloride) charged networks of ...

Alenichev, I.; Sedláková, Zdeňka; Ilavský, Michal
Ústav makromolekulární chemie, 2005