-
103561
Influence of Geogrid Reinforced Loose Sand In Transfer of Dynamic Loading To Underground Structure
Published 2016-11-01“…For each amplitude and frequency of the load, the sand models were tested without geogrid and with geogrid of three series of geogrid depths from the model surface (0.5B, 1B and 1.5B) and width equal to (1B), where B is the strip footing width. …”
Get full text
Article -
103562
State of the Marine Ecosystem Near the Mouth of the Agoy River (Black Sea)
Published 2020-04-01“…Phytoplankton, heterotrophic bacterioplankton, infusoria, holoplankton, meroplankton, ichthyoplankton, zoobenthos of loose bottom sediments and hydrochemistry samples of the water and bottom sediments were collected in June 2012 on three sections from the mouth of the Agoy River to the coastal runoff zone (depths 2.5–7.5 m). The identification of species of plankton and of the zoobenthos and of the chemical parameters of water and sediments was carried out according to standard methods. …”
Get full text
Article -
103563
Proposal for an Ultrasonic Tool to Monitor the Osseointegration of Dental Implants
Published 2007-07-01“…The step-shaped waveguide proved to be the more sensitive; intermediate stages of the osseointegration process were simulated and experiments were conducted with the step-shaped aluminum waveguide attached to a cylindrical aluminum nut embedded at different depths, so that the results obtained were only due to lateral attachment of the parts. …”
Get full text
Article -
103564
The Effect of Nano Materials on Lost Circulation Control of Azkand Formation in Khabaz Oil Field
Published 2020-03-01“…Two dolomite plugs were used from different depths of the formation of Azkand in Khabaz oil field. …”
Get full text
Article -
103565
Land Use Conversion and Soil Properties in a Lowland Tropical Landscape of Papua New Guinea
Published 2013-04-01“…Representative soil samples were collected under 4 main land use types (secondary forest, plantation forest, grassland, and agricultural garden) at 2 depths (0-0.15 m and 0.15-0.30 m) with 3 replicates per land use. …”
Get full text
Article -
103566
Development of an on-board system for diagnosing the technical condition of the tread surface of the wheels of wagons
Published 2022-12-01“…A criterion for estimating the geometric parameters of wear is formulated and its threshold values for slots of various depths are calculated. Alarms have been identified that suggest a reduction in the speed of the train.Discussion and conclusion. …”
Get full text
Article -
103567
Impact of Crude Oil discharge from Oil Refineries near Gwer Road of Erbil City on Soil Physico-chemical Properties and Metal Emancipations
Published 2023-02-01“…A total of 108 soil samples were collected from (8) different locations, (4) distances, and (3) depths alongside the residual crude oil stream. By using (XRF) technique to determine total heavy metals concentration from collected soil samples. …”
Get full text
Article -
103568
Sub-Rectangular Tunnel Behavior under Seismic Loading
Published 2021-10-01“…Circular and rectangular tunnel shapes are usually chosen when excavating at shallow depths in urban areas. However, special-shaped tunnels such as sub-rectangular tunnels have recently been used to overcome some drawbacks of circular and rectangular tunnels in terms of low space utilization efficiency and stress concentration, respectively. …”
Get full text
Article -
103569
Monogenetic Near‐Island Seamounts in the Galápagos Archipelago
Published 2020-12-01“…Variations in seamount chemistry from alkalic to tholeiitic near Fernandina support the concept that islands along the center of the hotspot track undergo greater mean depths of melting, as predicted by plume theory. Patterns of geochemical and isotopic enrichment of seamounts within each region support fine‐scale mantle heterogeneities in the mantle plume sourcing the Galápagos hotspot.…”
Get full text
Article -
103570
The Impact of Climate Warming on Lake Surface Heat Exchange and Ice Phenology of Different Types of Lakes on the Tibetan Plateau
Published 2021-02-01“…This study analyzed the effect of increasing air temperature on lake surface temperature (LST), latent heat flux (LE), sensible heat flux (H), and ice phenology at Lake Nam Co and Lake Ngoring, which have mean depths of approximately 40 m and 25 m, respectively, and are in the central and eastern TP, respectively. …”
Get full text
Article -
103571
Periodontal health status among chronic obstructive pulmonary disease with age- and gender-matched controls
Published 2023-01-01“…Further, subjects with COPD had higher odds of having poor oral hygiene, deeper pocket depths, and LOA. Conclusion: A strong association between COPD and periodontitis was observed. …”
Get full text
Article -
103572
Key Biofouling Organisms in Tidal Habitats Targeted by the Offshore Renewable Energy Sector in the North Atlantic Include the Massive Barnacle <i>Chirona hameri</i>
Published 2023-11-01“…For the first time, <i>C. hameri</i> is reported in near-surface depths, on uncoated components of a floating tidal device. …”
Get full text
Article -
103573
Independent Evolutionary Lineages in a Globular Cactus Species Complex Reveals Hidden Diversity in a Central Chile Biodiversity Hotspot
Published 2022-01-01“…We identified four groups that originated in independent cladogenetic events occurring at different temporal depths; these groups presented high genetic diversity, and their populations were genetically structured. …”
Get full text
Article -
103574
Abiotic features of Sukhyi and Grygorivskyi Estuaries' ecosystems as seaport water areas (northwestern part of the Black Sea)
Published 2022-07-01“…The construction of permanent and deep watercourses in the water areas of the estuaries alongside with large-scale dredging works led to their transformation into narrow sea bays with the depths significantly exceeding those in the adjacent sea. …”
Get full text
Article -
103575
Evaluation of gamma-ray buildup factors for some waste paper and natural rubber composites
Published 2022-12-01“…The deduced parameters of photon interaction: equivalent atomic number Zeq, exposure buildup factor and energy absorption buildup factor have been studied as a function of incident photon energy, WP/NR elemental composition, and for penetration depths, up to 40 mean free path. The Zeq numbers have shown slight variation over the selected incident energy range and buildup factors were found to be modest at low and high photon energy meanwhile their values increase widely over the intermediate energy region. …”
Get full text
Article -
103576
DISTRIBUTIONAL PATTERNS OF FLORA SPECIES IN RESPONSE TO SALINITY GRADIENTS IN A PALUSTRINE WETLAND
Published 2019-09-01“…Vegetation variables were measured. At depths of 0 – 15 and 15 – 30 cm, sediment samples were dug and analyzed using standard methods. …”
Get full text
Article -
103577
Assessment of Pavement Structural Conditions and Remaining Life Combining Accelerated Pavement Testing and Ground-Penetrating Radar
Published 2023-09-01“…The relationship between the temperature at various depths within the pavement structure and atmospheric temperature was effectively demonstrated using a dual sinusoidal regression model. …”
Get full text
Article -
103578
New species, redescriptions and new records of deep-sea brittle stars (Echinodermata: Ophiuroidea) from the South China Sea, an integrated morphological and molecular approach
Published 2022-04-01“… Deep-sea ophiuroids were collected by the manned submersible ‘Shenhaiyongshi’ from the South China Sea at depths of 500–3550 m, in 2017 to 2020. A total of 18 species were identified, including three new species and eight new records, increasing the total number of species known from the South China Sea to 304. …”
Get full text
Article -
103579
Optimal Selection of the Mother Wavelet in WPT Analysis and Its Influence in Cracked Railway Axles Detection
Published 2023-04-01“…To validate the proposed methodology, experimental vibratory signals of a healthy scaled railway axle were obtained and then the same axle was tested with a transverse crack located close to a section change (where this type of defect typically appears) for nine different crack depths.…”
Get full text
Article -
103580
Improving estimates of growth for pearl perch (Glaucosoma scapulare) in Queensland, Australia
Published 2023-02-01“…Abstract The pearl perch (Glaucosoma scapulare) is endemic to the east coast of Australia in depths to 150 m. The species has a long history of exploitation, and the stock is currently depleted. …”
Get full text
Article