Results 21 to 30 of about 125,794 (294)

Tandem aza-Claisen rearrangement and ring closing metathesis reactions: the stereoselective synthesis of functionalised carbocyclic amides [PDF]

open access: yes, 2009
A one-pot, tandem process has been developed for the efficient synthesis of functionalised carbocyclic amides. A substituted cyclopentenyl trichloroacetamide was synthesised using a tandem thermal aza-Claisen rearrangement and RCM process, while an ...
Donaldson, A.   +2 more
core   +1 more source

Study on Knocking Intensity under In-Cylinder Flow Field in SI Engines Using a Rapid Compression Machine

open access: yesJournal of Thermal Science and Technology, 2013
Knocking intensity under the in-cylinder flow field was investigated by using a rapid compression machine (RCM). The nitrogen diluted and non-diluted fuel-air mixtures were employed for the examination of the combustion characteristics under the in ...
Taiga HIBI   +6 more
doaj   +1 more source

Influence of irrigation on land hydrological processes over California [PDF]

open access: yes, 2014
In this study, a regional climate model (RCM) is employed to investigate the effect of irrigation on hydrology over California through implementing a “realistic irrigation” scheme.
AghaKouchak, A, Li, J, Sorooshian, S
core   +1 more source

Toward a simulation approach for alkene ring-closing metathesis : scope and limitations of a model for RCM [PDF]

open access: yes, 2011
A published model for revealing solvent effects on the ring-closing metathesis (RCM) reaction of di-Et diallylmalonate 7 has been evaluated over a wider range of conditions, to assess its suitability for new applications.
Adjiman C. S.   +33 more
core   +1 more source

Refractory chronic migraine. a consensus statement on clinical definition from the European Headache Federation [PDF]

open access: yes, 2014
The debate on the clinical definition of refractory Chronic Migraine (rCM) is still far to be concluded. The importance to create a clinical framing of these rCM patients resides in the complete disability they show, in the high risk of serious adverse ...
C. Lampl   +8 more
core   +2 more sources

Intelligent Energy Consumption Optimization in Flexible Job Shop Scheduling Considering Reliability-Centered Maintenance (RCM) [PDF]

open access: yesMuṭāli̒āt-i Mudīriyyat-i Ṣan̒atī
Maintenance is a significant cost factor in supply chains and production systems. Intelligent maintenance systems are gaining global interest with the rise of IT-based technologies.
mohammad hasan sadeghpour   +3 more
doaj   +1 more source

Development of an advanced on-line position-specific stable carbon isotope system and application to methyl tert-butyl ether [PDF]

open access: yes, 2009
We present an advanced system for on-line position-specific carbon isotope analysis. The main limitation of on-line intramolecular isotope ratio measurements has been that optimal pyrolytic fragments are obtained mostly at temperatures where the analyte ...
Abelson   +56 more
core   +1 more source

Selecting and Analyzing Appropriate Probability Distributions for Reliability of Electrical Transmission Lines

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2021
Reliability is the ability of a system and/or system components to function within a specified time under specified conditions. One of the most important criteria of electricity transmission systems is to be able to keep the energy on the system ...
Yunus KARA   +3 more
doaj   +1 more source

Noise reduction in atomic force microscopy: Resonance contact mode [PDF]

open access: yes, 1996
Noise reduction has been accomplished in atomic force microscopy by applying a high frequency, low amplitude vibration to the cantilever while it is in contact with a surface.
Baldeschwieler, J. D.   +3 more
core   +1 more source

Electronic Phase Diagram of High-T_c Cuprate Superconductors from a Mapping of the In-Plane Resistivity Curvature

open access: yes, 2004
We propose that Resistivity Curvature Mapping (RCM) based on the in-plane resistivity data is a useful way to objectively draw an electronic phase diagrams of high-T_c cuprates, where various crossovers are important.
Ando, Yoichi   +4 more
core   +1 more source

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