33 results

4’-(N-(2-cyanoethyl)pyrrol-2-yl)-2,2’:6’,2’’-terpyridine

Disciplines : chemistry, organic
Collected date : Jun 2022
Creators : Jérôme Husson

Data for the synthesis and caracterization of 4’-(N-(2-cyanoethyl)pyrrol-2-yl)-2,2’:6’,2’’-terpyridine.

Dynamical environments of Arrokoth: prior evolution and present state

Disciplines : astronomy & astrophysics
Collected date : from 1 Jan 2022 to 1 Aug 2022

We consider dynamical environments of (486958) Arrokoth, focusing on both their present state and their long-term evolution, starting from the KBO's formation.

Impact of a treatment by plasma polymerization on the filtration performances of commercial membranes for the decontamination of solution containing metal ions.

Collected date : from Mar 2020 to Dec 2020
Creators : Sébastien Déon

In this project, a commercial membrane exhibiting low performances of heavy metal removal has been modified by plasma grafting of poly(allylamine). This treatment allows modifying the structural and physicochemical properties of the membrane surface and thus increasing separation performances, while ...

Crystal structure of di-[mu]-iodido-bis­[bis(aceto­nitrile-[kappa]N)copper(I)]

The title compound, [Cu2I2(CH3CN)4], exhibits a centrosymmetric Cu2I2 core [Cu...Cu distance = 2.7482 (11) Å], the CuI atoms of which are further coordinated by four mol­ecules of aceto­nitrile. The CuI atom has an overall distorted tetra­hedral coordination environment evidenced by L-Cu-L angles (L ...

Crystal structure of di-[mu]-iodido-bis­[(dimethyl sulfoxide-[kappa]O)(tri­phenyl­phosphane-[kappa]P)copper(I)]

The centrosymmetric dinuclear title compound, [Cu2I2(C2H6OS)2(C18H15P)2], represents the first example of a CuI complex ligated by an O-bound dimethyl sulfoxide ligand. In the crystal, the two tetrahedrally coordinated CuI atoms are bridged by two [mu]2-iodido ligands in an almost symmetrical ...

Crystal structure of the two-dimensional coordination polymer poly[di-μ-bromido-bis­(μ-tetra­hydro­thiophene)­dicopper(I)]

The polymeric title compound, [Cu2Br2(C4H8S)2]n, CP1, represents an example of a two-dimensional coordination polymer resulting from reaction of CuBr with tetra­hydro­thio­phene (THT) in MeCN solution. The two-dimensional layers consist of two different types of rhomboid-shaped dinuclear ...

Crystal structure of dicarbon­yl[μ2-methyl­enebis(di­phenyl­phosphane)-κ2P:P′][μ2-2-(2,4,5-tri­methyl­phen­yl)-3-...

The title compound, [FePt(C12H12O)(C18H15P)(C25H22P2)(CO)2]·2C7H8·CH2Cl2 or [(OC)2Fe(μ-dppm)(μ-C(=O)C(2,4,5-C6H2Me3)=CH)Pt(PPh3)], represents an example of a diphosphane-bridged heterobimetallic dimetalla­cyclo­pentenone complex resulting from a bimetallic activation of 1-ethynyl-2,4,5-tri­methyl­be ...

Crystal structure of 2-[bis(benzylsulfanyl)methyl]-6-methoxyphenol

The title compound, C22H22O2S2, 1, represents an example of an ortho-vanillin-based functionalized di­thio­ether, which could be useful as a potential chelating ligand or bridging ligand for coordination chemistry. This di­thio­acetal 1 crystallizes in the ortho­rhom­bic space group Pbca. The phenyl ...

Crystal structure of {μ2-1,2-bis­[(4-methyl­phenyl­sulfan­yl]-3-oxoprop-1-ene-1,3-di­yl-1:2κ2C3:C1}dicarbon­yl-1κ2C-[μ2-methyl­enebis(di­phenyl­phos­phane)-1:2κ2P:P′](tri­phenyl­phosphane-2κP)iron­platinum(Fe—Pt),...

Disciplines : crystallography
Collected date : from 2017 to 2020

The title compound, [FePt(C19H18OS2)(C18H15P)(C25H22P2)(CO)2], 1, [(OC)2Fe(μ-dppm)(μ-C(=O)C(CH2SC6H4Me-4)=CCH2SC6H4Me-4)Pt(PPh3)], represents the first example of a diphosphane-bridged heterobimetallic Fe—Pt dimetalla­cyclo­pentenone complex resulting from a bimetallic activation of ...

Crystal structures of 9-[bis­­(benzyl­sulfan­yl)meth­yl]anthracene and of cyclo-dodeca­kis­(μ2-phenyl­methane­thiol­ato-κ2S:S)hexa­palladium(6 Pd—Pd)–anthracene-9,10-dione (1/1)

The first title compound, C29H24S2, L1, represents an example of an anthracene-based functionalized di­thio­ether, which may be useful as a potential chelating or terminal ligand for coordination chemistry. This di­thio­acetal L1 crystallizes in the monoclinic space group P21/c. The phenyl rings of ...

The Galactic cold cores molecular follow-up: the filament-core connection

Disciplines : astronomy & astrophysics
Collected date : from 24 Mar 2017 to 27 Mar 2017
Creators : GCC Julien Montillaud

This record presents observations conducted with the IRAM 30m telescope for the field G202+02, a filament part of the Monoceros OB 1 molecular complex. The observations are composed of on-the-fly maps of the rotational emissions of 12CO, 13CO, C18O and N2H+ (J=1-0), as well as CS (J=2-1). The raw ...

Crystal structure of the coordination polymer catena-poly[[[(acetonitrile-κN)copper(I)]-μ3-1,3-dithiolane -κ3S:S:S'] hexafluoridophosphate]

The polymeric title compound, [Cu2(C2H3N)2(C3H6S2)2](PF6)2, represents an example of a one-dimensional coordination polymer resulting from the reaction of [Cu(MeCN)4][PF6] with 1,3-di­thiol­ane. The cationic one-dimensional ribbon consists of two copper(I) centers each ligated by one aceto­nitrile ...

Wikipedia network analysis of cancer interactions and world influence

We apply the Google matrix algorithms for analysis of interactions and influence of 37 cancer types, 203 cancer drugs and 195 world countries using the network of 5 416 537 English Wikipedia articles with all their directed hyperlinks. The PageRank algorithm provides the importance order of cancers ...

Massive evaluation and analysis of Poincaré recurrences

We present a novel numerical method aimed to characterize global behaviour, in particular chaotic diffusion, in dynamical systems. It is based on an analysis of the Poincaré recurrence statistics on massive grids of initial data or values of parameters. We concentrate on Hamiltonian systems, ...

Interactions of pharmaceutical companies with world countries, cancers and rare diseases from Wikipedia network analysis

Using the English Wikipedia network of more than 5 million articles we analyze interactions and interlinks between the 34 largest pharmaceutical companies, 195 world countries, 47 rare renal diseases and 37 types of cancer. The recently developed algorithm of reduced Google matrix (REGOMAX) allows ...

World influence of infectious diseases from Wikipedia network analysis

Collected date : from 1 May 2017 to 31 May 2017

We consider the network of 5416537 articles of English Wikipedia of 2017. Using the recent reduced Google matrix (REGOMAX) method we construct the reduced network of 230 articles (nodes) of infectious diseases and 195 articles of world countries. This method generates the reduced directed network ...

Wikipedia Ranking of World Universities 2017

We present Wikipedia Ranking of World Universities (WRWU) based on analysis of networks of 24 Wikipedia editions collected in May 2017. With PageRank and CheiRank algorithms we determine ranking of universities averaged over cultural views of these editions. The comparison with the Shanghai ranking ...

Wikipedia Ranking of World Universities

We obtained the ranking of the most influential universities in Wikipedia. We analyzed networks of articles associated to 24 language editions of Wikipedia to compute the ranking of world universities using PageRank, CheiRank and 2DRank algorithms. The Wikipedia Ranking of World Universities (WRWU) ...

Pure liquid phase recovery in karstic medium

Collected date : from Mar 2017 ongoing

This project is about the study in 2D-cells of fractured media, contaminated by pure phase hydrocarbons. Cosidered systems are made of 3 non-miscible fluids (air, water and hydrocarbons), considering light and dense hydrocarbons. First, the fluids behavior and the distribution of contaminants were ...

Googlomics: Inferring hidden causal relations between pathway members using reduced Google matrix of directed biological networks

Collected date : from Dec 2015 to Dec 2016

Signaling pathways represent parts of the global biological network which connects them into a seamless whole through complex direct and indirect (hidden) crosstalk whose structure can change during normal development or in a pathological conditions such as cancer. Advanced methods for ...

Besançon photometric database for Kuiper-Belt Objects and Centaurs

Disciplines : astronomy & astrophysics
Collected date : from May 2005 ongoing
Creators : Philippe Rousselot

This database offers the possibility to download photometric data of Kuiper Belt Objects or Centaurs. It is managed by the team "Petits corps du système solaire" (small bodies of solar system) of Besançon Observatory. The data are available with all the necessary details to do science with them. ...

Obsolete

Besançon Double and Multiple Star Data Base (BDB)

Disciplines : astronomy & astrophysics
Collected date : from 1995 to 2004
Creators : Edouard Oblak

The database was aimed at providing stellar data for all observational types of double and multiple stars. This data base has been developped from 1996 to 2008 at Besançon Observatory. The project is now managed by the Institute of Astronomy of the Russian Academy of Science (INASAN) - see ...

Van't Hoff law for temperature dependent Langmuir constants in clathrate hydrate nanocavities.

Collected date : from 2013 to 2014
Creators : Azzedine Lakhlifi

This work gives a set of parameters of van't Hoff law expression for calculating Langmuir constants of different gas species to determine their occupancy in clathrate hydrates in a temperature range 50 – 300 K. The van't Hoff law's parameters are derived from potential energy calculations using a ...

Crystal structure of tricarbon­yl([mu]-di­phenyl­phosphido-[kappa]2P:P)(methyl­diphenyl­silyl-[kappa]Si)bis(tri­phenyl­phosphane-[kappa]P)iron(II)platinum(0)(Fe-Pt)

The title compound, [FePt(C12H10P)(C13H13Si)(C18H15P)2(CO)3]·0.5CH2Cl2, represents an example of a phosphido-bridged heterobimetallic silyl complex; these are inter­esting precursors for the coordination and activation of small unsaturated organic mol­ecules. The [mu]2-PPh2 ligand spans the iron and ...

Diethyl 2,2'-(1,4-phenyl­enedi­oxy)­diacetate

In the title compound, C14H18O6, a crystallographic center at the centroid of the aromatic ring generates the complete mol­ecule which is planar within 0.085 (1) Å for the non-H atoms. In the crystal, weak C—H⋯O and C—H⋯π inter­actions link the molecules.

33 results

dat@UBFC

dat@UBFC is a metadata catalogue for research data produced at UBFC.

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Université de Bourgogne, Université de Franche-Comté, UTBM, AgroSup Dijon, ENSMM, BSB, Arts des Metiers