Results 11 to 20 of about 642,691 (356)

Recurring Influenza B Virus Infections in Seals

open access: yesEmerging Infectious Diseases, 2013
To the Editor: Until 1999, influenza B virus was considered to infect humans only. However, more recent data proved that harbor seals (Phoca vitulina) and gray seals (Halichoerus grypus) also can be infected (1).
Rogier Bodewes   +10 more
doaj   +2 more sources

Emergence of Fatal Avian Influenza in New England Harbor Seals

open access: yesMBio, 2012
From September to December 2011, 162 New England harbor seals died in an outbreak of pneumonia. Sequence analysis of postmortem samples revealed the presence of an avian H3N8 influenza A virus, similar to a virus circulating in North American waterfowl ...
Peter Daszak, Raul Rabadan
exaly   +2 more sources

Recent developments in the preparation, characterization and applications of glass- and glass–ceramic-to-metal seals and coatings

open access: yesJournal of Materials Science, 2011
There has, in recent years, been a major revival of interest in glass- and glass–ceramic-to-metal seals and coatings for new applications. Experience dictates that many factors need to be taken into consideration in the successful design and manufacture ...
I. W. Donald   +4 more
exaly   +2 more sources

Tribological Behavior of Reinforced PTFE Composites and Un-Reinforced Polyketone-Based Materials against Coated Steel

open access: yesLubricants, 2021
In this study, two polymeric materials were tested in a dry rotating “pin-on-disc” configuration against differently coated surfaces, to evaluate their tribological response under conditions, such as those of rotary lip seals, and to identify the wear ...
Federica Amenta   +4 more
doaj   +1 more source

A Community Science Approach to Conservation Challenges Posed by Rebounding Marine Mammal Populations: Seal-Fishery Interactions in New England

open access: yesFrontiers in Conservation Science, 2021
Between 1880–1962, gray and harbor seals were targeted in legal seal bounty hunts across Maine and Massachusetts due to a perceived competition with commercial fisheries.
Andrea Bogomolni   +4 more
doaj   +1 more source

Spectroscopy and terahertz imaging for sigillography applications [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2011
Sigillography is the science that studies the manifold aspects of the seals. A seal can be defined as an imprint obtained on a malleable medium by imprinting an incised matrix, which transfers on it the characteristic signs of a person or an institution.
Mounaix P.   +5 more
doaj   +1 more source

Tekstylia i pieczęcie. O relacjach pomiędzy produkcją włókienniczą a praktykami stemplowania w Grecji epoki brązu oraz o zupełnie nowych danych z odcisków glinianych pieczęci

open access: yesPrzegląd Archeologiczny, 2021
This contribution discusses the evidence of textile impressions preserved on the undersides of clay sealings from Bronze Age Greece. A collection of modern casts taken from these sealings, stored in the Corpus der minoischen und mykenischen Siegel in ...
Agata Ulanowska
doaj   +1 more source

Study on the Load Carrying Capacity of Sliding Bearing Lubricated by Synthetic Ester Oils

open access: yesTribology Online, 2015
To meet with the latest environmental regulation, as environmentally acceptable lubricant (EAL) in marine field, biodegradable oils based on synthetic ester oils, have been applied to stern tube bearings of many new building vessels since the end of 2013,
Akihiko Yano   +3 more
doaj   +1 more source

Oxygen minimum zone: An important oceanographic habitat for deep-diving northern elephant seals, Mirounga angustirostris. [PDF]

open access: yes, 2017
Little is known about the foraging behavior of top predators in the deep mesopelagic ocean. Elephant seals dive to the deep biota-poor oxygen minimum zone (OMZ) (>800 m depth) despite high diving costs in terms of energy and time, but how they ...
Adachi, Taiki   +6 more
core   +2 more sources

Roadside Moss Turfs in South East Australia Capture More Particulate Matter Along an Urban Gradient than a Common Native Tree Species

open access: yesAtmosphere, 2019
Urbanisation largely consists of removing native vegetation. Plants that remain interact with air quality in complex ways. Pollutants can be detrimental to plant growth; plants sometimes reduce air quality, yet some species also improve it through ...
Alison Haynes   +4 more
doaj   +1 more source

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