نتایج جستجو برای: مدل corey
تعداد نتایج: 120485 فیلتر نتایج به سال:
In this research, six samples of valid and widely soil-water retention curve (SWRC) estimation models, including van Genuchten, Brooks Corey, Fredlund Xing, Durner, Kosugi, Seki were studied. To realize approach, in the first step, accuracy each model was calculated using ten statistical benchmarks, then numbers obtained from fitting standardized based on benchmark by standard fuzzy method so t...
Corey R. Tomczak, Ian Paterson, Mark J. Haykowsky, Richard Lawrance, Andres Martellotto, Alfredo Pantano, Sajad Gulamhusein, and Robert G. Haennel Faculty of Rehabilitation Medicine, University of Alberta, Edmonton, Alberta, Canada; Faculty of Medicine and Dentistry, Division of Cardiology, University of Alberta, Edmonton, Alberta, Canada; and Department of Physical Therapy, University of Alber...
This work describes catalytic and asymmetric aziridinations (15 examples, 95-98% ee) of benzyl bromide and imines via the imino Corey-Chaykovsky reaction using (thiolan-2-yl)diarylmethanol benzyl ether as an organocatalyst. The catalyst and analogues thereof were prepared through an expeditious and efficient synthetic route featuring a double nucleophilic substitution and Shi epoxidation as key...
A straightforward, efficient, and reliable approach to synthetically valuable 2,3-dihydrofurans via a reaction between Corey ylide and α,β-unsaturated ketones has been developed. The use of simple and widely spread starting materials as well as mild reaction conditions and scalability provide a broad scope of 2,3-dihydrofurans.
Martin E Stryjewski ([email protected]) Arnold Lentnek ([email protected]) William O'Riordan ([email protected]) John Pullman ([email protected]) Paul Anantharajah Tambyah ([email protected]) Jose M Miro ([email protected]) Vance G Fowler Jr ([email protected]) Steven L Barriere ([email protected]) Michael M Kitt ([email protected]...
aspects of male quality in two populations of the common yellowthroat Peter O. Dunn*, Julia C. Garvin, Linda A. Whittingham, Corey R. Freeman-Gallant and Dennis Hasselquist Department of Biological Sciences, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, 53201, USA; Department of Biology, Skidmore College, Saratoga Springs, New York 12866, USA; and Department of Animal Ecology, Ecolog...
census data Francis Clark, Barry W. Brook, Steven Delean, H. Reşit Akçakaya and Corey J. A. Bradshaw* The Environment Institute and School of Earth & Environmental Sciences, University of Adelaide, Adelaide, SA 5005, Australia; Department of Ecology and Evolution, Stony Brook University, Stony Brook, NY 11794, USA; and South Australian Research and Development Institute, P.O. Box 120, Henley Be...
A general and direct strategy for the synthesis of chiral spiro-aziridine oxindoles has been developed via an aza-Corey-Chaykovsky reaction of isatin-derived N-tert-butanesulfinyl ketimines with excellent selectivity (dr = 98:2 to >99:1). The method is explored for the synthesis of chiral 3-substituted spiro-aziridine oxindoles with high (2S,3S)-selectivity over (2S,3R).
Limits to Future Adaptation in the Invasive Plant Polygonum cespitosum: Expression of Functional and Fitness Traits at Elevated CO2 Tim Horgan-Kobelski, Silvia Matesanz, and Sonia E. Sultan 42 Shifting Thresholds: Rapid Evolution of Migratory Life Histories in Steelhead/Rainbow Trout, Oncorhynchus mykiss Corey C. Phillis, Jonathan W. Moore, Mathieu Buoro, Sean A. Hayes, John Carlos Garza, and D...
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