Search Results - "Rissanen, K."

Experimental investigation of anion-π interactions--applications and biochemical relevance by Giese, M, Albrecht, M, Rissanen, K

“…Anion-π interactions, intuitively repulsive forces, turned from controversial to a well-established non-covalent interaction over the past quarter of a…”
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Transpiration directly regulates the emissions of water‐soluble short‐chained OVOCs by Rissanen, K., Hölttä, T., Bäck, J.

“…Most plant‐based emissions of volatile organic compounds are considered mainly temperature dependent. However, certain oxygenated volatile organic compounds…”
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Diurnal patterns in Scots pine stem oleoresin pressure in a boreal forest by Rissanen, K, Hölttä, T, Vanhatalo, A, Aalto, J, Nikinmaa, E, Rita, H, Bäck, J

“…Coniferous tree stems contain large amounts of oleoresin under positive pressure in the resin ducts. Studies in North‐American pines indicated that the stem…”
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NMR-Spectroscopic and Solid-State Investigations of Cometal-Free Asymmetric Conjugate Addition: A Dinuclear Paracyclophaneimine Zinc Methyl Complex by Ay, S, Ziegert, R. E, Zhang, H, Nieger, M, Rissanen, K, Fink, K, Kubas, A, Gschwind, R. M, Bräse, S

“…We present herein the first indications for dimeric structures in cometal-free asymmetric conjugate addition reactions of dialkylzinc reagents with aldehydes…”
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Self-Assembly and Anion Encapsulation Properties of Cavitand-Based Coordination Cages by Fochi, Federica, Jacopozzi, Paola, Wegelius, Elina, Rissanen, Kari, Cozzini, Pietro, Marastoni, Elena, Fisicaro, Emilia, Manini, Paola, Fokkens, Roel, Dalcanale, Enrico

“…Two novel classes of cavitand-based coordination cages 7a − j and 8a − d have been synthesized via self-assembly procedures. The main factors controlling cage…”
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Chernobyl fallout in the uppermost (0–3 cm) humus layer of forest soil in Finland, North East Russia and the Baltic countries in 2000–2003 by Ylipieti, J., Rissanen, K., Kostiainen, E., Salminen, R., Tomilina, O., Täht, K., Gilucis, A., Gregorauskiene, V.

“…The situation resulting from the Chernobyl fallout in 1987 was compared to that in 2000–2001 in Finland and NW Russia and that in 2003 in the Baltic countries…”
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The new 5- or 6-azapyrimidine and cyanuric acid derivatives of l-ascorbic acid bearing the free C-5 hydroxy or C-4 amino group at the ethylenic spacer: CD-spectral absolute configuration determination and biological activity evaluations by Wittine, K., Babić, M. Stipković, Košutić, M., Cetina, M., Rissanen, K., Pavelić, S. Kraljević, Paravić, A. Tomljenović, Sedić, M., Pavelić, K., Mintas, M.

“…We report on the synthesis of the novel types of cytosine and 5-azacytosine ( 1– 9), uracil and 6-azauracil ( 13– 18) and cyanuric acid ( 19– 22) derivatives…”
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Syntheses and crystal structures of three novel Cu(II) coordination polymers of different dimensionality constructed from Cu(II) carboxylates (carboxylate = malonate (mal), 2 acetate (ac), fumarate (fum)) and conformationally flexible 1,4-bis(imidazole-1-yl-methylene)benzene (IX) by Chawla, S.K., Arora, M., Nättinen, Kalle, Rissanen, K., Yakhmi, J.V.

“…Three new coordination polymers [[Cu 2(mal) 2(IX) 2(H 2O) 6] n , Cu 2(ac) 4(IX) 2] n and [Cu 2(fum) 2(IX) 2(H 2O) 2] n are generated by employing Cu(II)…”
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Unique copper ion catalyzed hydrolytic cleavage of C–N(2) bond of thiosemicarbazide by Chawla, S.K., Arora, M., Nättinen, K., Rissanen, K.

“…An unusual hydrolysis of C–N(2) bond of thiosemicarbazide is reported by [Cu(2,2′-bpy)X 2] · xH 2O and [Cu( ϕ 3P) 2(CH 3CN) 2]ClO 4 complexes. Thiocyanate, the…”
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An electrospray ionization Fourier transform ion cyclotron resonance mass spectrometric study of the gas-phase stabilities and fragmentation of N-alkylammonium resorcarenes by Mäkinen, M., Holopainen, S., Rissanen, K., Vainiotalo, P.

“…Five N‐alkylated ammonium resorcarene derivatives, differing either in the nitrogen atom or in the lower rim alkyl chain, were studied using electrospray…”
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Drought effects on carbon allocation to resin defences and on resin dynamics in old-grown Scots pine by Rissanen, K., Hölttä, T., Bäck, J., Rigling, A., Wermelinger, B., Gessler, A.

“…•Drought effects on resin-based defences depends on the timescale considered.•Dry conditions increased carbon allocation on resin production at a long term,…”
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Covalently linked multi-calixarenes by Mogck, O., Parzuchowski, P., Nissinen, M., Böhmer, V., Rokicki, G., Rissanen, K.

“…ipso-Nitration of t-butyl calix[4]arene tetraethers and subsequent hydrogenation provides an easy access to monoamino calix[4]arenes. Reaction with di- and…”
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Comb-Shaped Supramolecules Based on Protonated Polyaniline and Their Self-Organization into Nanoscale Structures:  Polyaniline Sulfonates/Zinc Sulfonates by Hartikainen, Juha, Lahtinen, Manu, Torkkeli, Mika, Serimaa, Ritva, Valkonen, Jussi, Rissanen, Kari, Ikkala, Olli

“…A concept is demonstrated for comb-shaped supramolecules based on dodecylbenzenesulfonic acid-doped polyaniline, i.e., PANI(DBSA)0.5, by complexation with zinc…”
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Dominant/Recessive Behavior in the Expression of Molecular Information: Self-Assembly of Inorganic Macrocyclic Architectures Containing Coordinatively Unsaturated Ligands by Funeriu, Daniel P., Rissanen, Kari, Lehn, Jean-Marie P.

“…The polytopic ligand 1 contains three different metal ion binding subunits forming two substructures that code for the self-assembly of two different…”
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Photoinduced Electron Transfer between a Self-Assembled Resorcinarene−[60]Fullerene Complex and Poly(3-hexylthiophene) in Langmuir−Blodgett Films by Vuorimaa, E, Vuorinen, T, Tkachenko, N, Cramariuc, O, Hukka, T, Nummelin, S, Shivanyuk, A, Rissanen, K, Lemmetyinen, H

“…In the present study, a etoxymethylresorcinarene (EMR) is used as a trap for C 60 molecules at the air−water interface. The resulting self-assembled EMR:C 60…”
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Lower Rim 1,3-Disubstituted Derivatives of Calix[4]arene Amides Having Amino Acid Ester and Amines as Pendants by Rao, P. V, Rao, C. P, Kolehmainen, E, Wegelius, E. K, Rissanen, K

“…Lower rim modification of calix[4]arene at its 1,3-alternate positions to result in the molecules of potential importance possessing amide bonds and other…”
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Very Large Container Molecules by Rissanen, Kari

“…Welcome to the superbowl! The coupling of five resorcinarene‐based compounds affords the covalent bowl‐shaped analogues of hydrogen‐bonded hexameric capsular…”
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Radionuclide Bioconcentration Factors and Sediment Partition Coefficients in Arctic Seas Subject to Contamination from Dumped Nuclear Wastes by Fisher, Nicholas S, Fowler, Scott W, Boisson, Florence, Carroll, JoLynn, Rissanen, Kristina, Salbu, Britt, Sazykina, Tatiana G, Sjoeblom, Kirsti-Liisa

“…The disposal of large quantities of radioactive wastes in Arctic Seas by the former Soviet Union has prompted interest in the behavior of long-lived…”
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Radioactive contamination in the Arctic—sources, dose assessment and potential risks by Strand, P, Howard, B.J, Aarkrog, A, Balonov, M, Tsaturov, Y, Bewers, J.M, Salo, A, Sickel, M, Bergman, R, Rissanen, K

“…Arctic residents, whose diets comprise a large proportion of traditional terrestrial and freshwater foodstuffs, have received the highest radiation exposures…”
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Complexation between sulphonic acid doped polyaniline and Zinc sulphonates by Hartikainen, J., Ruokolainen, J., Rissanen, K., Ikkala, O.

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