Results 11 to 20 of about 12,020 (254)

Of starch and spit

open access: yeseLife, 2019
Animals living alongside humans have multiple copies of the gene for alpha-amylase, the enzyme that breaks down starchy foods, and high levels of this protein in their saliva.
Mareike C Janiak
doaj   +3 more sources

Development and beta test of a smokeless tobacco cessation program for firefighters

open access: yesTobacco Prevention and Cessation, 2021
Introduction The prevalence of smokeless tobacco (SLT) use among firefighters is substantially higher than the general population and similar occupational groups.
Nattinee Jitnarin   +4 more
doaj   +1 more source

Characterization of the Morphological Behavior of a Sand Spit Using UAVs

open access: yesJournal of Marine Science and Engineering, 2022
Sand spits are common in wave-dominated environments; with enough sand supply, they can evolve to affect circulation and navigation in channels or inlets. The focus of this paper is on the navigation channel of the Sisal Port, located on the northwestern
Alejandro Paladio-Hernandez   +3 more
doaj   +1 more source

K voprosu o periodizacii bitvy za Vostochnuju Prussiju v 1944—1945 gg. [On the periodisation of the battle for East Prussia in 1944—1945] [PDF]

open access: yesБалтийский регион, 2010
This article considers the problematic issue of the prehistory of the Kaliningrad region. The author analyses different approaches to the periodisation of the East Prussian offensive, delimits the periods of its stages and determines the date of the ...
doaj   +1 more source

Optically stimulated luminescence dating reveals rate of beach ridge and sand spit depositions from the upper Gulf of Thailand [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2019
This study aimed to increase the understanding of the history of late Quaternary coastal evolution. An analysis was carried out on the optically stimulated luminescence (OSL) dates of 12 quartz-rich samples collected from the Chanthaburi paleosand spit ...
Peerasit Surakiatchai   +6 more
doaj   +1 more source

Following the Sand Grains

open access: yesJournal of Marine Science and Engineering, 2022
When longshore transport systems encounter tidal inlets, complex mechanisms are involved in bypassing sand to downdrift barriers. Here, this process is examined at Plum Island Sound and Essex Inlets, Massachusetts, USA.
Duncan M. FitzGerald   +6 more
doaj   +1 more source

Research and application of water flooding injection and production technology after polymer flooding [PDF]

open access: yesE3S Web of Conferences, 2022
For reservoir water flooding after polymer flooding injection points existing in the mining process of high temperature resistant performance is poor and multistage unlock difficulty, examination, and the sealing problems such as in-depth study and ...
Sun Qingfeng
doaj   +1 more source

Security Analysis System to Detect Threats on a SIP VoIP Infrasctructure Elements

open access: yesAdvances in Electrical and Electronic Engineering, 2011
SIP PBX is definitely the alpha and omega of any IP telephony infrastructure and frequently also provides other services than those related to VoIP traffic. These exchanges are, however, very often the target of attacks by external actors.
Filip Rezac   +4 more
doaj   +1 more source

Geomorphology of the Inskip Peninsula, Queensland, Australia

open access: yesJournal of Maps, 2019
The Inskip Peninsula is the link between two major coastal dune fields; Fraser Island (the world’s largest sand island) and the adjacent Cooloola Sand Mass.
Martin Köhler, James Shulmeister
doaj   +1 more source

Shoreline Change around a River Delta on the Cox’s Bazar Coast of Bangladesh

open access: yesJournal of Marine Science and Engineering, 2018
A recent erosional problem around a river delta on the Cox’s Bazar coast was analyzed in this study. The coastline extends from south to north. Rapid erosion has affected some portions of a 24-km road along the coast, and local authorities have ...
Upal Mahamud, Satoshi Takewaka
doaj   +1 more source

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