نتایج جستجو برای: certified romp

تعداد نتایج: 13258  

Journal: :Journal of Polymer Science Part A: Polymer Chemistry 2009

2011
Claire L Simpson Cristina M Justice Mera Krishnan Robert Wojciechowski Heejong Sung Jerry Cai Tiffany Green Deyana Lewis Dana Behneman Alexander F Wilson Joan E Bailey-Wilson

Family-based study designs are again becoming popular as new next-generation sequencing technologies make whole-exome and whole-genome sequencing projects economically and temporally feasible. Here we evaluate the statistical properties of linkage analyses and family-based tests of association for the Genetic Analysis Workshop 17 mini-exome sequence data. Based on our results, the linkage metho...

2016
Saqib Faisal Pradip K. Maity Qin Zang Thiwanka B. Samarakoon Robert L. Sourk Paul R. Hanson

Applications of silica-ROMP reagents in a one-pot, sequential protocol have been developed for the synthesis of a variety of diverse benzoxathiazepine 1,1-dioxides. This protocol includes sulfonylation, intramolecular SNAr, alkylation with silica-supported oligomeric benzyl (Si-OBPn) and triazole (Si-OTPn) phosphates, and intermolecular SNAr addition with a number of secondary amines in one-pot...

Journal: :AI Magazine 2002
Paul De Palma

the old Union song, “Which side are you on?”1 To paraphrase Huck, you don’t know about David Lodge without you have read Small World, a wonderful and zany romp through the academic conference circuit. There we met Morris Zapp, a thinly disguised Stanley Fish, professor of English at Euphoria State, an even more thinly disguised Berkeley. I read these lines as a new and quite untenured professor:

Journal: :Organometallics 2010
Benjamin K Keitz Robert H Grubbs

Ru-based olefin metathesis catalysts containing carbohydrate-derived NHCs from glucose and galactose were synthesized and characterized by NMR spectroscopy. 2D-NMR spectroscopy revealed the presence of Ru-C (benzylidene) rotamers at RT and the rate of rotation was measured using magnetization transfer and VT-NMR spectroscopy. The catalysts were found to be effective at ring-opening metathesis p...

2015
Piotr Wałejko Michał Dąbrowski Lech Szczepaniak Jacek W Morzycki Stanisław Witkowski

The ROCM reactions of exo- and endo-2-cyano-7-oxanorbornenes with allyl alcohol or allyl acetate promoted by different ruthenium alkylidene catalysts were studied. The stereochemical outcome of the reactions was established. The issues concerning chemo- (ROCM vs ROMP), regio- (1-2- vs 1-3-product formation), and stereo- (E/Z isomerism) selectivity of reactions under various conditions are discu...

Journal: :Chemical communications 2016
Ying Li Yugang Bai Nan Zheng Yang Liu Gretchen A Vincil Benjamin J Pedretti Jianjun Cheng Steven C Zimmerman

Fluorescent, aqueous-soluble, crosslinked dendronized polyols (CDPs) are obtained through a sequential process involving ring-opening metathesis polymerization (ROMP), intra-chain ring-closing metathesis (RCM), and hydrolysis. This general strategy improves the quantum yields (QYs), brightness, and photostability of five common fluorophores whose emission wavelengths cover 150 nm. Additionally,...

2017
Abolfazl GHAHRAMANI

The evaluation of safety performance in occupational health and safety assessment series (OHSAS) 18001-certified companies provides useful information about the quality of the management system. A certified organization should employ an adequate level of safety management and a positive safety culture to achieve a satisfactory safety performance. The present study conducted in six manufacturing...

2005
Anne Rozan Anne Stenger Marc Willinger

We study the impact of new information about food safety on subjects’ willingnessto-pay for food products, in an experimental setting. We elicit prices using either a second price auction or the Becker-DeGroot-Marschak procedure. There are three stages of bidding. In stage 1, subjects bid for products without any information. In stage 2, public information about health impact is provided. In st...

2016
Ileana Dragutan Valerian Dragutan Bogdan C. Simionescu Albert Demonceau Georgios C. Vougioukalakis

Ileana Dragutan 1,‡, Valerian Dragutan 1,*,‡, Petru Filip 1,‡, Bogdan C. Simionescu 2,*,‡ and Albert Demonceau 3,‡ 1 Institute of Organic Chemistry, Romanian Academy, 202B Spl. Independentei, P. O. Box 35-108, Bucharest 060023, Romania; [email protected] (I.D.); [email protected] (P.F.) 2 Petru Poni Institute of Macromolecular Chemistry, Romanian Academy, Iasi 700487, Romania; bcsimion@icm...

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