Results 71 to 80 of about 9,918,450 (306)

Tantalum-based diffusion barriers in Si/Cu VLSI metallizations [PDF]

open access: yes, 1991
We have studied sputter-deposited Ta, Ta36Si14, and Ta36Si14N50 thin films as diffusion barriers between Cu overlayers and Si substrates. Electrical measurements on Si n + p shallow junction diodes demonstrate that a 180-nm-thick Ta film is not an ...
Chen, J. S.   +4 more
core   +1 more source

O Teatro do Cotidiano: epicidade e dramaticidade em A Procura de Emprego de Michel Vinaver

open access: yesPitágoras 500, 2015
O ensaio examina na peça À Procura de Emprego de Mi- chel Vinaver os desdobramentos épicos e dramáticos no desenvol- vimento de seus temas. Partindo dos estudos de Jean Pierre Sarra- zac, procurou-se examinar aí uma poética de cunho intimista em torno de
Isa Etel Kopelman, Bruna Luiza Munhoz
doaj   +1 more source

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

Máquinas desumanizadoras, máquinas humanizadoras: sobre o teatro e a tecnologia

open access: yesPitágoras 500, 2012
Departing from the analysis of three theatre plays: A voz humana [La Voix Humaine] by Jean Cocteau, The Gigli concert by Thomas Murphy and Krapp’s last tape by Samuel Beckett, it is intended to question how the contemporary relations between man and ...
Eunice Gonçalves Duarte
doaj  

Questões de texto e cena

open access: yesPitágoras 500, 2011
Este artigo ilustra algumas leituras de textos dramáticos clássicos e as distintas possibilidades de sua performação.
Isa Etel Kopelman
doaj   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

As mãos literárias e a influência no teatro: Hamlet e O marinheiro

open access: yesPitágoras 500, 2014
Propomo-nos evidenciar como a mão literária de Fernando Pessoa, pousada sobre a mão literária de Shakespeare, seu precursor, pressionando-a, potencializa as impossibilidades de sentido da linguagem.
Juliana Elesbão, Eduardo da Luz
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Eating the elephant whole or in slices: views of participants in a smoking cessation intervention trial on multiple behaviour changes as sequential or concurrent tasks [PDF]

open access: yes, 2012
Background: This paper explores smoking cessation participants’ perceptions of attempting weight management alongside smoking cessation within the context of a health improvement intervention implemented in Glasgow, Scotland.
Hankey, C.   +4 more
core   +3 more sources

Um cômico na Academia: o lugar da paródia Amor ao pelo, de Arthur Azevedo, na cena artística carioca de 1897

open access: yesPitágoras 500, 2014
Em fins de 1897, encena-se Amor ao pelo, paródia do drama de Coelho Netto Pelo Amor!. Por detrás da alcunha de *** que a assina, mal se esconde Arthur Azevedo, teatrólogo cuja preferência pelo teatro popular Netto criticara sistematicamente, enquanto ...
Danielle Crepaldi Carvalho
doaj   +1 more source

Home - About - Disclaimer - Privacy