Results 71 to 80 of about 28,332 (193)

Total anomalous systemic venous drainage to the left atrium: An entity reviewed and investigated

open access: yesAnnals of Pediatric Cardiology, 2014
We present three unusual cases of total anomalous systemic venous drainage (TASVD) where all the systemic veins were abnormally connected to the atrium that drained into the left ventricle (LV). All three patients had features consistent with left atrial
Neeraj Awasthy   +3 more
doaj   +1 more source

Heterotaxy Syndrome and Spectrum of Cardiac Involvement

open access: yesJournal of the Indian Academy of Echocardiography & Cardiovascular Imaging
Heterotaxy syndrome, a birth defect characterized by abnormal arrangement of organs, is strongly associated with complex congenital heart disease (CHD).
Munesh Tomar, Maitri Chaudhuri
doaj   +1 more source

Optically transparent/colorless polyimides [PDF]

open access: yes
Several series of linear aromatic polyimide films have been synthesized and characterized with the objective of obtaining maximum optical transparency. Two approaches have been used as part of this structure-property relationship study.
Ezzell, K. S.   +3 more
core   +1 more source

isomerization

open access: yes, 2014
Citation: 'isomerization' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.I03295 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms. Requests for commercial
openaire   +1 more source

Unpredictable Dynamic Behaviour of Ruthenium Chelate Pyrrole Derivatives

open access: yesMolecules
Reaction of [Ru(H)2(CO)(PPh3)3] 1 with an equimolar amount of pyrrole-2-carboxylic acid (H2L1) leads to the homoleptic chelate derivative k2(O,O)-[RuH(CO)(HL1)(PPh3)2] 2.
Giacomo Drius   +6 more
doaj   +1 more source

Isomerism as a general scientific concept

open access: yesТонкие химические технологии, 2011
Consideration of objects of various fields of knowledge has shown that isomerism is a general scientific concept. Examples illustrating its manifestation in heterogeneous equilibria thermodynamics and chemical technology are given.
L. A. Serafimov   +2 more
doaj  

Addition polyimide end cap study [PDF]

open access: yes
The characterization of addition polyimides with various end caps for adhesive applications at 120-250 C environments is discussed. Oligometric polyimides were prepared from 3,3',4,4'-benzophenone tetracarboxylic dianhydride and 3,3'-methylenedianiline ...
St.clair, T. L.
core   +1 more source

Nuclear isomer suitable for gamma ray laser [PDF]

open access: yes
The operation of gamma ray lasers (gasers) are studied. It is assumed that the nuclear isomers mentioned in previously published papers have inherent limitations.
Jha, S.
core   +1 more source

Chemistry of Complex Compounds [PDF]

open access: yes, 2013
Chemistry of Complex Compounds: Regular Curriculum for Higher Education ...
Ashuyko, V. A.
core  

Isomerismo cis-trans: de Werner aos nossos dias

open access: yesQuímica Nova, 1998
In coordination chemistry the study of geometrical isomerization and reactivity of specific isomers is a topic of major importance. The preparation of specific isomers often requires considerable complexity, and it is important to acquire a sense of what
Queiroz Salete Linhares   +1 more
doaj  

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