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Showing 1 to 12 of 200 entries
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Science and technology of advanced materials

Schifferle A, Dommann A, Neels A.
PMID: 28533825
Sci Technol Adv Mater. 2017 Mar 31;18(1):219-230. doi: 10.1080/14686996.2017.1282800. eCollection 2017.

New methods are needed in microsystems technology for evaluating microelectromechanical systems (MEMS) because of their reduced size. The assessment and characterization of mechanical and structural relations of MEMS are essential to assure the long-term functioning of devices, and have...

Novel Preclinical and Radiopharmaceutical Aspects of [68Ga]Ga-PSMA-HBED-CC: A New PET Tracer for Imaging of Prostate Cancer.

Pharmaceuticals (Basel, Switzerland)

Eder M, Neels O, Müller M, Bauder-Wüst U, Remde Y, Schäfer M, Hennrich U, Eisenhut M, Afshar-Oromieh A, Haberkorn U, Kopka K.
PMID: 24983957
Pharmaceuticals (Basel). 2014 Jun 30;7(7):779-96. doi: 10.3390/ph7070779.

The detection of prostate cancer lesions by PET imaging of the prostate-specific membrane antigen (PSMA) has gained highest clinical impact during the last years. 68Ga-labelled Glu-urea-Lys(Ahx)-HBED-CC ([68Ga]Ga-PSMA-HBED-CC) represents a successful novel PSMA inhibitor radiotracer which has recently demonstrated its...

Unified theory of Alzheimer's disease (UTAD): implications for prevention and curative therapy.

Journal of molecular psychiatry

Nehls M.
PMID: 27429752
J Mol Psychiatry. 2016 Jul 15;4:3. doi: 10.1186/s40303-016-0018-8. eCollection 2016.

The aim of this review is to propose a Unified Theory of Alzheimer's disease (UTAD) that integrates all key behavioural, genetic and environmental risk factors in a causal chain of etiological and pathogenetic events. It is based on three...

Synthesis and X-ray Powder Structures of Nickel(II) and Copper(II) Coordination Polymers with 2,5-Bis(2-pyridyl)pyrazine.

Inorganic chemistry

Neels A, Mathez Neels B, Stoeckli-Evans H, Clearfield A, Poojary DM.
PMID: 11670013
Inorg Chem. 1997 Jul 30;36(16):3402-3409. doi: 10.1021/ic970175i.

The reaction of 2,5-bis(2-pyridyl)pyrazine (bppz) with nickel(II) sulfate in aqueous solution yielded a binuclear complex, [Ni(2)(bppz)(H(2)O)(8)](SO(4))(2).2H(2)O (1), whose structure was solved by single-crystal methods. The compound crystallizes in the monoclinic space group P2(1)/n with a = 8.372(2) Å, b...

Neutral ligands with exceptional donor ability for palladium-catalyzed alkene hydrogenation.

Angewandte Chemie (International ed. in English)

Heckenroth M, Kluser E, Neels A, Albrecht M.
PMID: 17631661
Angew Chem Int Ed Engl. 2007;46(33):6293-6. doi: 10.1002/anie.200702199.

No abstract available.

Investigation of extraction procedures and HPLC-DAD/MS for the determination of the brominated flame retardant tetrabromobisphenol A bis(2,3-dibromopropylether) in environmental samples.

Analytical and bioanalytical chemistry

Köppen R, Becker R, Jung C, Piechotta C, Nehls I.
PMID: 16552538
Anal Bioanal Chem. 2006 Apr;384(7):1485-92. doi: 10.1007/s00216-006-0339-z. Epub 2006 Mar 21.

A method for the determination of the novel brominated flame retardant tetrabromobisphenol A bis(2,3-dibromopropylether), 1,1'-(isopropylidene)bis[3,5-dibromo-4-(2,3-dibromo-propoxy)-benzene] (TBBPA-dbpe), was developed. Technical TBBPA-dbpe was purified and the results of a thorough physical characterisation are reported. The application of APCI-MS is discussed and...

One-dimensional manganese coordination polymers composed of polynuclear cluster blocks and polypyridyl linkers: structures and properties.

Inorganic chemistry

Baca SG, Malaestean IL, Keene TD, Adams H, Ward MD, Hauser J, Neels A, Decurtins S.
PMID: 18959375
Inorg Chem. 2008 Dec 01;47(23):11108-19. doi: 10.1021/ic8014145.

The synthesis, crystal structures and magnetic properties of five new manganese compounds are reported. These include a linear trinuclear cluster [Mn(II)(3)(O(2)CCHMe(2))(6)(dpa)(2)].2MeCN (1) (dpa = 2,2'-dipyridylamine), a tetranuclear cluster [Mn(II)(2)Mn(III)(2)O(2)(O(2)CCMe(3))(6)(bpy)(2)] (3) (bpy = 2,2'-bipyridine), and chain coordination polymers composed of...

Mineral oil content in sediments and soils: comparability, traceability and a certified reference material for quality assurance.

Analytical and bioanalytical chemistry

Becker R, Buge HG, Bremser W, Nehls I.
PMID: 16715284
Anal Bioanal Chem. 2006 Jun;385(3):645-51. doi: 10.1007/s00216-006-0423-4. Epub 2006 Apr 29.

The performance of twelve laboratories with previously established proficiency in the determination of the mineral oil content in a fresh water sediment is described. The summation parameter total petrol hydrocarbon (TPH) is defined according to ISO 16703:2004 with regard...

Enantioselective preparative HPLC separation of the HBCD-Stereoisomers from the technical product and their absolute structure elucidation using X-ray crystallography.

Chirality

Koeppen R, Becker R, Emmerling F, Jung C, Nehls I.
PMID: 17226748
Chirality. 2007 Mar;19(3):214-22. doi: 10.1002/chir.20366.

1,2,5,6,9,10-Hexabromocyclododecane (HBCD) is a widely used flame retardant, which tends to persist in the environment and accumulates in biota. The six stereoisomers (three racemates named alpha-, beta-, and gamma-HBCD) of the technical mixture were isolated with high-performance liquid chromatography...

Diastereoselective formation of chiral tris-cyclometalated iridium (III) complexes: characterization and photophysical properties.

Journal of the American Chemical Society

Schaffner-Hamann C, von Zelewsky A, Barbieri A, Barigelletti F, Muller G, Riehl JP, Neels A.
PMID: 15281825
J Am Chem Soc. 2004 Aug 04;126(30):9339-48. doi: 10.1021/ja048655d.

Chiral, facial tris-cyclometalated Ir(III) complexes, fac-Delta-Ir(pppy)(3), fac-Lambda-Ir(pppy)(3), fac-Lambda-IrL (where pppy is (8R,10R)-2-(2'-phenyl)-4,5-pinenopyridine and L is a tripodal ligand comprising three pppy moieties connected through a mesityl spacer) have been synthesized and characterized. In IrL, NMR and CD studies indicate...

Synthesis and characterization of a new family of bi-, tri-, tetra-, and pentanuclear ferric complexes.

Inorganic chemistry

Boskovic C, Sieber A, Chaboussant G, Güdel HU, Ensling J, Wernsdorfer W, Neels A, Labat G, Stoeckli-Evans H, Janssen S.
PMID: 15285682
Inorg Chem. 2004 Aug 09;43(16):5053-68. doi: 10.1021/ic049600f.

Nine members of a new family of polynuclear ferric complexes have been synthesized and characterized. The reaction of Fe(O(2)CMe)(2) with polydentate Schiff base proligands (H(2)L) derived from salicylidene-2-ethanolamine, followed in some cases by reaction with carboxylic acids, has afforded...

Analytical characteristics and determination of major novel brominated flame retardants (NBFRs) in indoor dust.

Analytical and bioanalytical chemistry

Ali N, Harrad S, Muenhor D, Neels H, Covaci A.
PMID: 21479791
Anal Bioanal Chem. 2011 Jul;400(9):3073-83. doi: 10.1007/s00216-011-4966-7. Epub 2011 Apr 10.

A new method was developed and optimized for the detection of major "novel" brominated flame retardants (NBFRs), which included decabromodiphenyl ethane (DBDPE), 1,2-bis(2,4,6-tribromophenoxy) ethane (BTBPE), tetrabromobisphenol A-bis(2,3-dibromopropylether) (TBBPA-DBPE), 2-ethylhexyl-2,3,4,5-tetrabromobenzoate (TBB), bis(2-ethylhexyl)-3,4,5,6-tetrabromophthalate (TBPH) and hexachlorocyclopentadienyl-dibromocyclooctane (HCDBCO). Several solid phase sorbents...

Showing 1 to 12 of 200 entries