Results 61 to 70 of about 90,490 (196)

Dust and gas emission from cometary nuclei: the case of comet 67P/Churyumov-Gerasimenko

open access: yes, 2018
Comets display with decreasing solar distance an increased emission of gas and dust particles, leading to the formation of the coma and tail. Spacecraft missions provide insight in the temporal and spatial variations of the dust and gas sources located ...
Baum, Daniel   +4 more
core   +1 more source

Mechanistically informed predictions of binding modes for carbocation intermediates of a sesquiterpene synthase reaction. [PDF]

open access: yes, 2016
Sesquiterpenoids comprise a class of terpenoid natural products with thousands of compounds that are highly diverse in structure, generally containing a polycyclic carbon backbone that is constructed by a sesquiterpene synthase.
Bertolani, SJ   +3 more
core   +2 more sources

Il ruolo cruciale del pensiero narrativo nella comprensione dei problemi

open access: yesDidattica della Matematica, 2017
Nell’attività di soluzione di un problema matematico espresso attraverso un testo, è cruciale il processo preliminare di comprensione. Questo processo mostra criticità sia nel caso di un testo del problema molto sintetico, sia nel caso di un testo molto ...
Rosetta Zan
doaj   +1 more source

Rational design of temperature-sensitive alleles using computational structure prediction. [PDF]

open access: yesPLoS ONE, 2011
Temperature-sensitive (ts) mutations are mutations that exhibit a mutant phenotype at high or low temperatures and a wild-type phenotype at normal temperature. Temperature-sensitive mutants are valuable tools for geneticists, particularly in the study of
Christopher S Poultney   +7 more
doaj   +1 more source

I CORSI IBRIDI DI ITALIANO L2: LEZIONI IN PRESENZA E PIATTAFORME MULTIMEDIALI COME STRUMENTI DI CO-COSTRUZIONE DELLA CONOSCENZA

open access: yesItaliano LinguaDue, 2015
L’articolo parte dalla riflessione sull’utilizzo delle tecnologie educative nel mondo contemporaneo per poi mostrare i vantaggi e le potenzialità dei corsi ibridi o blended nel processo di insegnamento/apprendimento dell’italiano L2.
Rosetta Baccari
doaj   +1 more source

HD 65949: Rosetta Stone or Red Herring [PDF]

open access: yes, 2010
HD 65949 is a late B star with exceptionally strong Hg II at 3984[A], but it is not a typical HgMn star. The Re II spectrum is of extraordinary strength.
Abt   +86 more
core   +4 more sources

Rosetta und Yella

open access: yesTr@jectoires, 2009
L’apparition de l’homo oeconomicus marque la fin des grands récits et par là de l’ensemble social que ceux-ci avaient légitimé. En même temps cependant il entre dans les récits littéraires – et filmiques, par exemple dans Rosetta (1999) des frères ...
Urs Urban
doaj   +1 more source

THE ROLE OF CORPORATE SOCIAL RESPONSIBILITY IN CONSUMER BEHAVIOUR: AN UNRESOLVED PARADOX [PDF]

open access: yes
Business activity and consumption activities are recognised as impacting, often negatively, on the environment. The challenge of ‘satisfying the needs of the present generation without compromising the chance for future generations to satisfy theirs ...
Rosetta Lombardo
core  

Lietf Trading Behavior During U.S. – China Trade War

open access: yesECONOMICS
This paper examines the trading behavior of investors in Leveraged and Inverse Exchange-Traded Funds (LIETFs) during the early phase of the U.S.–China tariff trade war, from January to November 2018. Using panel data models, we analyze LIETF reactions to
Kalev Petko Stefanov, Lee Alex
doaj   +1 more source

A^2-Net: Molecular Structure Estimation from Cryo-EM Density Volumes

open access: yes, 2019
Constructing of molecular structural models from Cryo-Electron Microscopy (Cryo-EM) density volumes is the critical last step of structure determination by Cryo-EM technologies.
Li, Hongsheng   +4 more
core   +1 more source

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