همهاخبارمکان‌یابراهنمای خریدتصاویرویدیومقالات علمی
درباره برتیناتماس با ماهوش مصنوعی رایگانایمیل رایگانمترجم رایگانDNS رایگانهواشناسیکاوش برتیناتبلیغ در برتینا
درباره سرچحریم خصوصیشرایط

برتینا (فناوری پیشرفته پارسیان) شرکت دانش‌بنیان حوزه هوش مصنوعی

onlinelibrary.wiley.com/doi/abs/10.1002/eqe.4290190709

The many steady state responses of a rigid block under harmonic forcing

SJ Hogan - Earthquake Engineering & Structural Dynamics, 1990 - Wiley Online Library
۱۵۹ ارجاع1990

… We consider the simplest model of a rocking block, as sketched in Figure 1. The two-dimensional block is taken to be rigid and uniform with breadth B and height H. The block angle a is …

pubs.acs.org/doi/abs/10.1021/jo034078k

A Simple and Efficient Route to N-Functionalized Dithieno[3,2-b:2',3'-d]pyrroles:  Fused-Ring Building Blocks for New Conjugated Polymeric Systems

K Ogawa, SC Rasmussen - The Journal of Organic Chemistry, 2003 - ACS Publications
۱۷۲ ارجاع2003

A general synthetic route has been developed for the simple and efficient preparation of N-functionalized dithieno[3,2-b:2‘,3‘-d]pyrroles. These synthetic methods utilize N-functionalized …

www.sciencedirect.com/science/article/pii/S0191814113001727PDF

… of multistage ductile deformation along the eastern Alxa block, NW China: New constraints on the relationship between the North China Plate and the Alxa block

J Zhang, J Li, W Xiao, Y Wang, W Qi - Journal of Structural Geology, 2013 - Elsevier
۱۵۲ ارجاع2013

… deformation events in the eastern Alxa block indicate that the block may not have been part of the NCP, at least before the end of the Devonian. Both blocks were located in the Paleo-…

jlc.jst.go.jp/DN/JALC/00160417007

Chemical chameleons. Organosulfones as synthetic building blocks.

BM Trost - Bulletin of the Chemical Society of Japan, 1988 - jlc.jst.go.jp
۲۹۹ ارجاع1988

… olefin via organosulfones, also introduced by Julia, relies on the steric bulk of the sulfone to direct placement of the larger alkyl group on the B-carbon of an a,B-unsaturated sulfone to …

pubs.acs.org/doi/abs/10.1021/jf903733ePDF

Applications of Direct Analysis in Real Time−Mass Spectrometry (DART-MS) in Allium Chemistry. (Z)-Butanethial S-Oxide and 1-Butenyl Thiosulfinates and Their S-(E)-1 …

…, J Schraml, A Vattekkatte, E Block - Journal of agricultural …, 2010 - ACS Publications
۱۱۲ ارجاع2010

Lachrymatory (Z)-butanethial S-oxide along with several 1-butenyl thiosulfinates was detected by DART mass spectrometry upon cutting Allium siculum , a popular ornamental Allium …

www.sciencedirect.com/science/article/pii/S0960894X1200710X

Discovery of novel benzylidene-1, 3-thiazolidine-2, 4-diones as potent and selective inhibitors of the PIM-1, PIM-2, and PIM-3 protein kinases

LA Dakin, MH Block, H Chen, E Code… - Bioorganic & medicinal …, 2012 - Elsevier
۱۲۴ ارجاع2012

… In addition, aberrant somatic hypermutation of PIM-1 is characteristic of diffuse large B-cell … Substitution instead at the R 3 position of the ring (13) had a less pronounced effect on …

pubs.acs.org/doi/abs/10.1021/ja036024yPDF

Polarized Photoluminescence from Poly(p-phenylene−ethynylene) via a Block Copolymer Nanotemplate

CA Breen, T Deng, T Breiner, EL Thomas… - Journal of the …, 2003 - ACS Publications
۹۳ ارجاع2003

… Roll cast processing is one technique that has been shown to globally orient block copolymers. In this communication, we demonstrate the ability to orient a cylindrical morphology block …

pubs.acs.org/doi/pdf/10.1021/ma00063a039

Ordered structure in blends of block copolymers. 1. Miscibility criterion for lamellar block copolymers

T Hashimoto, K Yamasaki, S Koizumi… - …, 1993 - ACS Publications
۲۱۴ ارجاع1993

… , where A, and B; are the A and B block chains with molecular weight M;. … block chains must be confined somewhere close to the interface between A and B microdomains, and the block …

www.nature.com/articles/nature05184PDF

An almost head-on collision as the origin of two off-centre rings in the Andromeda galaxy

DL Block, F Bournaud, F Combes, R Groess, P Barmby… - Nature, 2006 - nature.com
۱۵۷ ارجاع2006

The unusual morphology of the Andromeda galaxy (Messier 31, the closest spiral galaxy to the Milky Way) has long been an enigma. Although regarded for decades as showing little …

journals.ametsoc.org/view/journals/atsc/60/5/1520-0469_2003_060_074...PDF

A new perspective on blocking

JL Pelly, BJ Hoskins - Journal of the atmospheric sciences, 2003 - journals.ametsoc.org
۶۹۵ ارجاع2003

… parameters for calculating the PV–θ blocking index B at a given longitude λ 0 . The thick line is a representative θ on PV = 2 contour during a blocking event centered at λ 0 in this case …

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