Results 21 to 30 of about 268,174 (306)

THE DIVERS CONTRIBUTION IN ORDER TO PREVENT, PROTECT AND RESEARCH RADIOACTIVE POLLUTION [PDF]

open access: yesAnnals: Series on engineering sciences (Academy of Romanian Scientists), 2010
Using their human, technological and scientific resources, the armed forces in general and Diving Centre in this case, play already an important role in supporting the development and natural environment, but results could be even greater and obvious if ...
Simona RUS, Mihai DIACONU
doaj  

OPTIMIZING THE GAS FLOW THROUGH THE BREATHING APPARATUS MECHANISMS OF DIVERS WITH COMPUTATIONAL FLUID DYNAMICS [PDF]

open access: yesAnnals: Series on engineering sciences (Academy of Romanian Scientists), 2018
We checked the variation of the gas volume flow in three design versions of the gas inlet in intake mechanism of the second stage pressure regulator by Computational Fluid Dynamics. We made the geometric modeling of three versions.
Tamara STANCIU   +2 more
doaj  

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

DIVERS AND THE ANTITERRORIST PROTECTION OF OIL RIGS [PDF]

open access: yesAnnals: Series on engineering sciences (Academy of Romanian Scientists), 2010
It is easy to observe that the offshore zones especially the oil rigs, gas pipes and harbours are pointed with special interest by sabotage and terrorism actions.
Simona RUS, Mihai DIACONU, Ana ION
doaj  

Skin Lesions in Swine with Decompression Sickness: Clinical Appearance and Pathogenesis

open access: yesFrontiers in Physiology, 2017
Skin lesions are visual clinical manifestations of decompression sickness (DCS). Comprehensive knowledge of skin lesions would give simple but strong clinical evidence to help diagnose DCS.
Long Qing   +6 more
doaj   +1 more source

Legal Protection of Tourists in High-Risk Tourism Activities According to Consumer Protection Law

open access: yesJurnal Penelitian Hukum De Jure, 2023
In tourism activities, business actors are required to provide protection to tourists according to the mandate of Law Number 8 of 1999 concerning Consumer Protection (UUPK).
Nabilah Luthfiyah Chusnida
doaj   +1 more source

Cognitive Behavioral Therapy for Youth With Childhood‐Onset Lupus: A Randomized Clinical Trial

open access: yesArthritis Care &Research, EarlyView.
Objective Our objective was to determine the feasibility and acceptability of the Treatment and Education Approach for Childhood‐Onset Lupus (TEACH), a six‐session cognitive behavioral intervention addressing depressive, fatigue, and pain symptoms, delivered remotely to individual youth with lupus by a trained interventionist.
Natoshia R. Cunningham   +29 more
wiley   +1 more source

Respiration and Heart Rate at the Surface between Dives in Northern Elephant Seals [PDF]

open access: yes, 2000
All underwater activities of diving mammals are constrained by the need for surface gas exchange. Our aim was to measure respiratory rate (fb) and heart rate (fh) at the surface between dives in free-ranging northern elephant seals Mirounga ...
Blackwell, Susanna B.   +6 more
core   +1 more source

Copper–Collagen Interactions Regulate the Mechanical and Invasive Properties of Tumor Spheroids

open access: yesAdvanced Healthcare Materials, EarlyView.
Ionic copper is investigated as a modulator of tumor spheroid growth and invasiveness in a 3D microfluidic glioblastoma model. Copper exposure alters metabolic activity, cytoskeletal organization, protrusion dynamics, and EMT‐related phenotypes in a dose‐ and timing‐dependent manner, revealing how copper bioavailability shapes tumor aggressiveness ...
Paula Guerrero‐López   +5 more
wiley   +1 more source

The Circulatory Effects of Increased Hydrostatic Pressure Due to Immersion and Submersion

open access: yesFrontiers in Physiology, 2021
Increased hydrostatic pressure as experienced during immersion and submersion has effects on the circulation. The main effect is counteracting of gravity by buoyancy, which results in reduced extravasation of fluid.
Robert P. Weenink   +3 more
doaj   +1 more source

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