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Showing 1 to 12 of 121 entries
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Effects of AlGaAs cladding layers on the luminescence of GaAs/GaAs1-xBix/GaAs heterostructures.

Nanotechnology

Mazur YI, Dorogan VG, de Souza LD, Fan D, Benamara M, Schmidbauer M, Ware ME, Tarasov GG, Yu SQ, Marques GE, Salamo GJ.
PMID: 24346504
Nanotechnology. 2014 Jan 24;25(3):035702. doi: 10.1088/0957-4484/25/3/035702. Epub 2013 Dec 17.

The structural and optical properties of GaAs1-xBix quantum wells (QWs) symmetrically clad by GaAs barriers with and without additional confining AlGaAs layers are studied. It is shown that a GaAs/GaAs1-xBix/GaAs QW with x ~ 4% and well width of...

Reconciling reported and unreported HFC emissions with atmospheric observations.

Proceedings of the National Academy of Sciences of the United States of America

Lunt MF, Rigby M, Ganesan AL, Manning AJ, Prinn RG, O'Doherty S, Mühle J, Harth CM, Salameh PK, Arnold T, Weiss RF, Saito T, Yokouchi Y, Krummel PB, Steele LP, Fraser PJ, Li S, Park S, Reimann S, Vollmer MK, Lunder C, Hermansen O, Schmidbauer N, Maione M, Arduini J, Young D, Simmonds PG.
PMID: 25918401
Proc Natl Acad Sci U S A. 2015 May 12;112(19):5927-31. doi: 10.1073/pnas.1420247112. Epub 2015 Apr 27.

We infer global and regional emissions of five of the most abundant hydrofluorocarbons (HFCs) using atmospheric measurements from the Advanced Global Atmospheric Gases Experiment and the National Institute for Environmental Studies, Japan, networks. We find that the total CO2-equivalent...

Use of checklists improves the quality and safety of prehospital emergency care.

European journal of emergency medicine : official journal of the European Society for Emergency Medicine

Kerner T, Schmidbauer W, Tietz M, Marung H, Genzwuerker HV.
PMID: 26287802
Eur J Emerg Med. 2017 Apr;24(2):114-119. doi: 10.1097/MEJ.0000000000000315.

OBJECTIVES: High-level emergency medical care requires transfer of evidence-based knowledge into practice. Our study is the first to investigate the feasibility of checklists in improving prehospital emergency care.MATERIALS AND METHODS: Three checklists based on standard operating procedures were introduced:...

1,2-Disilanediyl Bis(triflate), F(3)CSO(3)-SiH(2)SiH(2)-O(3)SCF(3), as the Key Intermediate for a Facile Preparation of Open-Chain and Cyclic 1,1- and 1,2-Diaminodisilanes.

Inorganic chemistry

Söldner M, Schier A, Schmidbaur H.
PMID: 11669777
Inorg Chem. 1997 Apr 23;36(9):1758-1763. doi: 10.1021/ic961416+.

Convenient high-yield syntheses for several open-chain and cyclic diaminodisilanes with fully hydrogenated Si-Si linkages are reported. The key intermediate for the preparation of the title compounds, 1,2-bis(((trifluoromethyl)sulfonyl)oxy)disilane (1), reacts with 2 equiv of diethylamine to afford a mixture of...

Beryllium Chelation by Dicarboxylic Acids in Aqueous Solution.

Inorganic chemistry

Schmidt M, Bauer A, Schmidbaur H.
PMID: 11669821
Inorg Chem. 1997 May 07;36(10):2040-2043. doi: 10.1021/ic961410k.

Maleic and phthalic acids are found to react with Be(OH)(2), generated in situ from BeSO(4)(aq) and Ba(OH)(2)(aq), in aqueous solution at pH 3.0 or 4.4, respectively (25 degrees C), to give solutions containing the complexes (H(2)O)(2)Be[(OOCCH)(2)] (1) and (H(2)O)(2)Be[(OOC)(2)C(6)H(4)]...

First Example of Linear Strings of Equidistant Gold Atoms in Crystals of [(2,4,6-Me(3)C(6)H(2)NC)(2)Au] [Au(GeCl(3))(2)].

Inorganic chemistry

Bauer A, Schneider W, Schmidbaur H.
PMID: 11669849
Inorg Chem. 1997 May 07;36(10):2225-2226. doi: 10.1021/ic9701468.

No abstract available.

Four-Coordinate Gold(I), Silver(I), and Copper(I) Complexes with a Large-Span Chiral Ditertiary Phosphine Ligand.

Inorganic chemistry

Bayler A, Schier A, Schmidbaur H.
PMID: 11670572
Inorg Chem. 1998 Aug 24;37(17):4353-4359. doi: 10.1021/ic980385a.

The ligand L = Ph(2)PCH(2)CHEtOPPh(2) (R,S) with two chemically different donor sites and a center of chirality in the middle of the loop connecting the phosphorus atoms has been chosen for the preparation of a series of gold(I), silver(I),...

Gold Clustering at the Terminal Functions of Long-Chain Thiols and Amines.

Inorganic chemistry

López-De-Luzuriaga JM, Sladek A, Schier A, Schmidbaur H.
PMID: 11669657
Inorg Chem. 1997 Mar 12;36(6):966-968. doi: 10.1021/ic961254h.

Treatment of 1,6-hexanedithiol with (4)/(3) mol equiv of tris[(triphenylphosphino)aurio(I)]oxonium tetrafluoroborate and sodium tetrafluoroborate affords (n-hexane-1,6-dithiolato)tetrakis-[(triphenylphosphine)gold(I)] bis(tetrafluoroborate) (1). The analogous reactions with beta-mercaptoethylamine, HS(CH(2))(2)NH(2), 1,4-diaminobutane, H(2)N(CH(2))(4)NH(2), and n-butyl- and n-octylamine, CH(3)(CH(2))(n)()NH(2) (n = 3 or 7), give the corresponding penta-...

An "Open Cube" Lithium Chloride Tetramer Containing Azetidine Ligands.

Inorganic chemistry

Jockisch A, Schmidbaur H.
PMID: 11671054
Inorg Chem. 1999 Jun 14;38(12):3014-3016. doi: 10.1021/ic9900307.

No abstract available.

The tetra(vinyl)phosphonium cation [(CH2=CH)4P]+.

Journal of the American Chemical Society

Monkowius UV, Nogai SD, Schmidbaur H.
PMID: 14871084
J Am Chem Soc. 2004 Feb 18;126(6):1632-3. doi: 10.1021/ja0399019.

A convenient high-yield synthesis of tetra(vinyl)phosphonium salts is presented, based on the hydrophosphination of PH3 with vinyl acetate, the quaternization of the first intermediate by 2-iodoethanol, followed by its acetylation, and in the crucial final step by careful elimination...

A cyclic hexamer of silver trifluoroacetate supported by four triphenylphosphine sulfide template molecules.

Inorganic chemistry

Djordjevic B, Schuster O, Schmidbaur H.
PMID: 15679401
Inorg Chem. 2005 Feb 07;44(3):673-6. doi: 10.1021/ic048795o.

Crystallization of silver trifluoroacetate from chloroform solutions containing triphenylphosphine sulfide affords a trigonal and a monoclinic form of a 6:4 complex {[CF3C(O)OAg]6(Ph3PS)4} of C2 symmetry with different amounts of chloroform in the crystals. With the Ph3PS components as template...

Editorial comment.

Urology

Remzi M, Schmidbauer J.
PMID: 20696351
Urology. 2010 Aug;76(2):485; discussion 485-6. doi: 10.1016/j.urology.2009.11.064.

No abstract available.

Showing 1 to 12 of 121 entries