Results 21 to 30 of about 140,320 (253)

Thermophilic Hydrocarbon-Utilizing Bacilli from Marine Shallow Hydrothermal Vents as Producers of Biosurfactants

open access: yesJournal of Marine Science and Engineering, 2022
The exploitation of thermophilic hydrocarbon-utilizing bacilli could provide novel environmentally friendly surfactants. In this work, 80 thermophilic bacilli isolated from shallow hydrothermal vents of the Eolian Islands (Italy) were screened for their ...
Vincenzo Zammuto   +7 more
doaj   +1 more source

Falsification Of The Atmospheric CO2 Greenhouse Effects Within The Frame Of Physics [PDF]

open access: yes, 2009
The atmospheric greenhouse effect, an idea that many authors trace back to the traditional works of Fourier (1824), Tyndall (1861), and Arrhenius (1896), and which is still supported in global climatology, essentially describes a fictitious mechanism, in
Ahrens C. D.   +107 more
core   +6 more sources

Geological and Structural Framework, Inventory, and Quantitative Assessment of Geodiversity: The Case Study of the Lake Faro and Lake Ganzirri Global Geosites (Italy)

open access: yesGeosciences
The geoconservation policies assumed by the Sicilian Region (Italy) induced to classify as geosites all the geodiversity preserved in the Sicilian natural reserves.
Roberta Somma   +2 more
doaj   +1 more source

Elemental distribution and source analysis of atmospheric aerosols from Meycauayan, Bulacan, Philippines

open access: yesHeliyon, 2023
One of the industrialized cities in the Philippines is Meycauayan, Bulacan. This study reports the elemental distribution and source apportionment in eight varying land cover-land use type sampling points located along the Marilao-Meycauayan- Obando ...
Jumar Cadondon   +10 more
doaj   +1 more source

Geological and Ecological Insights on the Lake Faro Global Geosite Within the Messina Strait Framework (Italy)

open access: yesGeosciences
The Lake Faro brackish basin (Sicily, Italy) was established as a Global Geosite as a key locality of tectonic coastal lakes, but little research has been devoted to this rare geological and ecological framework.
Roberta Somma   +5 more
doaj   +1 more source

Spatio-temporal dynamics of beached asbestos cement wastes colonized by terrestrial and shallow marine organisms: new insights and environmental implications

open access: yesFrontiers in Earth Science
Investigations carried out on the geological/ecological asset of Peloro Cape, northeastern Sicily (Italy), revealed the presence of hundreds of asbestos cement material (ACM) fragments, whose features indicated their origin from undulated roofing sheets ...
Salvatore Giacobbe, Roberta Somma
doaj   +1 more source

Leonardo da Vinci: Cause, effect, linearity, and memory

open access: yesJournal of Advanced Research, 2018
In this contribution, some textual portions of the Leonardo da Vinci’s work were analyzed with the aim to highlight how, moving from Aristotle and going beyond him, he combines the intermediate positions that, from the Greek philosopher, passing through ...
Salvatore Magazù   +2 more
doaj   +1 more source

Development of a Novel Microwave Distillation Technique for the Isolation of Cannabis sativa L. Essential Oil and Gas Chromatography Analyses for the Comprehensive Characterization of Terpenes and Terpenoids, Including Their Enantio-Distribution

open access: yesMolecules, 2021
A microwave distillation method was optimized for the extraction and isolation of cannabis essential oil from fresh and dried hemp inflorescences. The developed method enabled us to obtain a distilled product rich in terpenes and terpenoid compounds ...
Giuseppe Micalizzi   +7 more
doaj   +1 more source

100 years of Einstein's theory of Brownian motion: from pollen grains to protein trains [PDF]

open access: yes, 2005
Experimental verification of the theoretical predictions made by Albert Einstein in his paper, published in 1905, on the molecular mechanisms of Brownian motion established the existence of atoms.
A Einstein   +7 more
core   +3 more sources

Nonsmooth frameworks for an extended Budyko model

open access: yes, 2017
In latitude-dependent energy balance models, ice-free and ice-covered conditions form physical boundaries of the system. With carbon dioxide treated as a bifurcation parameter, the resulting bifurcation diagram is nonsmooth with curves of equilibria and ...
Barry, Anna M.   +2 more
core   +1 more source

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