نتایج جستجو برای: ansa titanocene dichloride

تعداد نتایج: 2776  

Journal: :Monthly Notices of the Royal Astronomical Society 2021

We present \textit{ALMA} 1.3 mm and 0.86 observations of the nearby (17.34 pc) F9V star q1 Eri (HD 10647, HR 506). This system, with age ${\sim}1.4$ Gyr, hosts a ${\sim}2$ au radial velocity planet debris disc highest fractional luminosity closest 300 FGK type stars. The images, resolution ${\sim}0.5''$, reveal broad (34{-}134 au) belt millimeter emission inclined by $76.7{\pm}1.0$ degrees maxi...

2015
Balakrishnan Meena Lawrance Anburajan Thadikamala Sathish Rangamaran Vijaya Raghavan Gopal Dharani Nambali Valsalan Vinithkumar Ramalingam Kirubagaran

Marine actinobacteria are known to be a rich source for novel metabolites with diverse biological activities. In this study, a potential extracellular L-asparaginase was characterised from the Streptomyces griseus NIOT-VKMA29. Box-Behnken based optimization was used to determine the culture medium components to enhance the L-asparaginase production. pH, starch, yeast extract and L-asparagine ha...

1995
Ian Macmillan

This document presents a summary of the issues involved in supporting time critical functions (e.g. multi-media services and connection setup), in telecommunications information networks and in particular how these relate to the choice of both operating system and middleware for distribution. The aim of the document is to provide an introduction to various ANSA technical reports which contain a...

Journal: :Annali italiani di chirurgia 2013
Giuseppina Ferro Calogero Cipolla Angela La Porta Laura Montana Clizia Airò Farulla Giuseppina Guercio Gianni Pantuso

This paper reports a case of small bowel occlusion due to the herniation of an ileal ansa at the site of the insertion of a 12-mm trocar. A 28-year-old obese female patient underwent laparoscopic surgery for gastric bypass, the skin incisions of the trocar insertion sites were closed with absorbable sutures. Small bowel occlusion occurred on post-operative day 6 and the patient again underwent ...

2009
V. Cucui

Hospital in Timisoara there have been performed 18 radical cystectomies, out of which 14 for primitive neoplasic localization at the level of the urinary bladder and 6 for secondary localization. The elective or associated with other bordering ablations bladder amputation implies to find manners of urinary diversion. The ureteroneocystoplasties have been performed by three procedures: Mainz II ...

Journal: :Global challenges 2023

Here, the evolution of titanocene-catalyzed hydrosilylation epoxides that yields corresponding anti-Markovnikov alcohols is summarized. The study focuses on aspects sustainability, efficient catalyst activation, and stereoselectivity. latest variant reaction employs polymethylhydrosiloxane (PMHS), a waste product Müller–Rochow process as terminal reductant, features an activation with benzylMgB...

Journal: :Organometallics 2021

A general approach for the synthesis of bis(imidazolium) dichloride salts from imidazoles and dichloroalkanes is reported. Typical limitations this reaction formation methylene-bridge...

2008
F. Horn

It is recognised that distributed multimedia applications introduce new design challenges at all systems levels from network protocols to operating systems to application support platforms. Examples of the new requirements are: the need to represent continuous media [Anderson,90], storage and transmission issues, the realtime synchronisation of continuous media streams and quality of service co...

Journal: :Acta Crystallographica Section E Structure Reports Online 2012

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