Results 31 to 40 of about 664,178 (345)

Conservation of the Lion: Preventing an Africa without the African Lion [PDF]

open access: yes, 2018
The African lion (Panthera leo) population is diminishing rapidly, approximately 43 percent since 1993. The species is currently listed as vulnerable by the International Union for Conservation of Nature (IUCN).
Kamyk, Courtney
core   +2 more sources

A primordial star in the heart of the Lion [PDF]

open access: yes, 2012
Context: The discovery and chemical analysis of extremely metal-poor stars permit a better understanding of the star formation of the first generation of stars and of the Universe emerging from the Big Bang. aims: We report the study of a primordial star
Allen   +104 more
core   +3 more sources

Electro‐Active Polymer Actuated Microfiltration Membranes: Design, Performance, and Particle Dynamics

open access: yesAdvanced Functional Materials, EarlyView.
The concept of foulant particle manipulation and detachment from active microfiltration membranes via voltage‐driven vibrations is introduced. Actuator components are initially integrated onto the filtration membranes using an airbrush spray printing technique.
Irem Gurbuz, Hanieh Bazyar, Andres Hunt
wiley   +1 more source

Involvement of propionate, citrulline, homoserine, and succinate in oral microbiome metabolite-driven periodontal disease progression

open access: yesScientific Reports
Dysbiosis of the oral microbiome has been implicated in the onset and progression of periodontal diseases. An altered oral microbiome can significantly affect the concentration and composition ratio of bacterial-derived metabolites, thereby contributing ...
Chikako Ishihara   +10 more
doaj   +1 more source

A small intruder. A Medieval marble winged lion from Ravello [PDF]

open access: yes, 2018
An image of a 12th century marble winged lion was provocatively included among the slides accompanying a lecture by the author at a recent conference at the American Academy in Rome to illustrate Umberto Scerrato’s work on Islamic archaeology and art ...
Fontana, Maria Vittoria
core  

Gdy królewską godność zachowały tylko kamienne lwy…, czyli o językowej kreacji lwa w piosenkach Jacka Kaczmarskiego [PDF]

open access: yes, 2018
The main goal of the article is showing the language creation of a lion in songs by Jacek Kaczmarski. The theme of the lion, helps to show the situation of the people enslaved in a communist country.
Kępka, Izabela
core   +2 more sources

Encoding Magnetic Anisotropies in Digital Light Processing 3D Printing

open access: yesAdvanced Functional Materials, EarlyView.
A hybrid magnetic device—combining a coaxial coil within a nested Halbach array—is presented, integrated into a DLP 3D printer to enable spatially resolved magnetic field control. This system enables complex, multimodal responses by programming liquid crystal elastomer resins for magnetic and thermal actuation, and by inducing electrically conductive ...
Eléonore Aïdonidis   +11 more
wiley   +1 more source

Numerical simulations of strong wind situations near the Mediteranean French Coast: comparison with FETCH data [PDF]

open access: yes, 2003
A detailed analysis is made of some typical strong wind situations near the French Mediterranean coast. Special attention has been paid to the wind from the north-northwest in the Gulf of Lion, also called the mistral.
Pezzoli, Alessandro   +2 more
core  

Nano‐ and Micro‐Sized Solid Materials Used as Antiviral Agents

open access: yesAdvanced Functional Materials, EarlyView.
Due to the rise of viral infections in humans and possible viral outbreaks, the use of nano‐ or micro‐sized materials as antiviral agents is rapidly increasing. This review explores their antiviral properties against RNA and DNA viruses, either as a prevention or a treatment tool, by delving into their mechanisms of action and how to properly assess ...
Orfeas‐Evangelos Plastiras   +6 more
wiley   +1 more source

Observations of lion roars in the magnetosheath by the STAFF/DWP experiment on the Double Star TC-1 spacecraft [PDF]

open access: yes, 2005
Lion roars are intense, short duration packets of whistler mode waves, observed in the magnetosheath. They are typically seen coincident with the magnetic field minima of mirror mode waves. The orbit of the Double Star TC-1 spacecraft (570 km by 78970 km,
A. Fazakerley   +8 more
core   +7 more sources

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