Results 11 to 20 of about 24,959 (193)

ESCA Studies of Protonation in Polyaniline [PDF]

open access: yesPolymer Journal, 1989
The structural changes associated with the protonation of polyemeraldine base by various protonic acids were studied by X-ray photoelectron spectroscopy (XPS). The imine, amine and positively charged nitrogen corresponding to a particular oxidation state and protonation level were quantitatively differentiated in the properly deconvoluted N1s core ...
Kang, E.T., Neoh, K.G., Tan, K.L.
openaire   +1 more source

ESCA as a Tool for Exploration of Metals’ Surface [PDF]

open access: yesCoatings, 2020
The main principles and development of electron spectroscopy for chemical analysis (ESCA) are briefly reviewed. The role of ESCA techniques (X-ray photoelectron spectroscopy and Auger electron spectroscopy) in the investigation of metallic surfaces is discussed, evidencing their importance and analytical potentiality.
Bolli E, Kaciulis S, Mezzi A
openaire   +4 more sources

Young Esca in Australia

open access: yesPhytopathologia Mediterranea, 2001
Young esca was monitored on 3 to 7-year-old grapevines in two vineyards in the Riverland region of Australia over two seasons (1999–’00 and 2000–’01). The affected cultivars were own-rooted Shiraz, own-rooted Cabernet Sauvignon and Merlot grafted onto Kober 5BB.
J. Edwards, MARCHI, GUIDO, I. Pascoe
openaire   +2 more sources

La nouvelle procédure de conciliation : une attractivité nouvelle pour la prévention externe des difficultés des entreprises marocaines

open access: yesRevue des Etudes Multidisciplinaires en Sciences Economiques et Sociales, 2019
Résumé   La réforme opérée par la loi de 2107 n'est pas purement formelle, le législateur s'étant attaché à rendre la procédure de conciliation plus efficace et plus attractive tout en tenant compte de l'impératif prioritaire d'anticipation qui motive ...
Mly Mohamed Lahbib RHALIB
doaj   +1 more source

Abstracts of oral and poster presentations given at the 8th International Workshop on Grapevine Trunk Diseases, Valencia, Spain, 18–21 June 2012

open access: yesPhytopathologia Mediterranea, 2012
The 8th International Workshop on Grapevine Trunk Diseases was held in Valencia, Spain, on June 18–21 2012. The meeting was attended by 120 participants and 103 papers were presented either as oral or poster presentations in four sessions: Pathogen ...
AA. VV.
doaj   +1 more source

Construction and investigation of β3GNT2-associated regulatory network in esophageal carcinoma

open access: yesCellular & Molecular Biology Letters, 2022
Background Glycosyltransferases play a crucial role in various cancers. β1, 3-N-acetylglucosaminyltransferase 2, a polylactosamine synthase, is an important member of the glycosyltransferase family.
Zhiguo Luo   +9 more
doaj   +1 more source

Variations in early response of grapevine wood depending on wound and inoculation combinations with Phaeoacremonium aleophilum and Phaeomoniella chlamydospora

open access: yesFrontiers in Plant Science, 2016
Defense mechanisms in woody tissue are poorly understood, especially in vine colonized by trunk pathogens. However, several investigations suggest that molecular mechanisms in the central tissue of Vitis vinifera L.
Romain J. G. PIERRON   +6 more
doaj   +1 more source

The Contro of Esca : Status and Perspectives

open access: yesPhytopathologia Mediterranea, 2000
The development of an effective control strategy for esca greatly depends on major progress in understanding the disease biology and epidemiology. Experimental trials were carried out in vineyards and single infected vines in order to evaluate the effectiveness of different fungicides, application methods and cultural practices in controlling esca ...
DI MARCO S   +3 more
openaire   +3 more sources

Consumo de agua embotellada en México ante una economía circular

open access: yesTecnología y ciencias del agua
El objetivo es analizar el consumo de agua embotellada en México con miras a una economía circular. El documento evalúa las tasas de consumo de agua embotellada y los factores causales clave.
Jorge Silva   +2 more
doaj   +1 more source

Effects of EFNA1 on cell phenotype and prognosis of esophageal carcinoma

open access: yesWorld Journal of Surgical Oncology, 2021
Background To investigate the expression and clinical significance of EFNA1 in broad-spectrum tumors, and to evaluate its relationship with prognosis and biological functions of esophageal carcinoma (ESCA). Methods EFNA1 expression in various cancers was
Yongqiang Zhang   +7 more
doaj   +1 more source

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