Suggested Topics within your search.
Suggested Topics within your search.
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1621
Non-oscillatory central schemes for the Saint-Venant system
Published 2025-02-01“…The initial step involves determining the specific values of the flux derivative and the bed slope source term at individual points. …”
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1622
Study a concentration of Uranium for samples of soil from Falluja City using PM-355
Published 2017-03-01“…The uranium concentrations in soil samples measured by using fission tracks registration in (PM-355) track detector that caused by the bombardment of (U) with thermal neutrons from (241Am-Be) neutron source that has flux of (5×103n cm-2 s-1). The concentrations values were calculated by a comparison with standard samples. …”
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1624
Occurrence and ecological risks of organochlorine pesticides and polychlorinated biphenyls in a semi-enclosed urban watershed
Published 2025-08-01“…Temperature and salinity were positively correlated with pollutant concentrations. Source identification using diagnostic ratios indicated OCPs mainly originated from lindane and technical DDT, while PCA–MLR analysis showed PCBs were sourced from e-waste (15.3%), thermoplastics (57.1%), and pigments (27.6%). …”
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1625
A Study of Futures Price Forecasting with a Focus on the Role of Different Economic Markets
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1626
Distribution, origins, impact factors and ecological risks of metallic elements in the sediment from Changhua River estuary, Hainan Island, China
Published 2025-05-01“…In contrast, Cr, Ni, and Cu were primarily derived from natural and agricultural sources, and As was mainly associated with the residual accumulation of fertilizers and herbicides. …”
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1627
Geochemical Background Values for the Characterization of Sediment Contamination with Trace Elements in Romania: A Case Study in the Lower Danube Basin
Published 2025-02-01“…Most pollution indices are calculated by comparing the measured concentration to a reference value, with different values from various sources being used. …”
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1628
The Impact of the Family Values Crisis on Children’s Right to Education: An Islamic Legal Principles Perspective in Addressing the Challenges of the Modern Era
Published 2025-06-01“…This study employs a library research method, drawing on various sources such as books and relevant journal articles. …”
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Comparison of in vitro antimicrobial susceptibility between mucoid and non-mucoid Pseudomonas aeruginosa and its guiding value for antibiotic therapy
Published 2025-07-01“…ABSTRACT The aim of the study was to compare in vitro antimicrobial susceptibility between mucoid and non-mucoid Pseudomonas aeruginosa and its guiding value for antibiotic therapy. A retrospective review was conducted on the sources of isolates, patient information, in vitro antimicrobial susceptibility results, and antimicrobial usage records for mucoid and non-mucoid P. aeruginosa isolates spanning from 2021 to 2023, comparing the differences between the two types. …”
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1631
Communication Link Analysis of a Low-Earth Orbit Satellites Considering Interference Sources Moving Along Various Parabola-Curved Paths
Published 2024-12-01“…We analyze the communication link of an LEO satellite considering interference sources moving along various parabola-curved paths. …”
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1632
Classical Layer-Resolving Scheme for a System of Two Singularly Perturbed Time-Dependent Problems with Discontinuous Source Terms and Spatial Delay
Published 2025-02-01“…In this paper, a classical layer-resolving finite difference scheme is formulated to solve a system of two singularly perturbed time-dependent initial value problems with discontinuity occurring at <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mo>(</mo><mi mathvariant="fraktur">y</mi><mo>,</mo><mi mathvariant="fraktur">t</mi><mo>)</mo></mrow></semantics></math></inline-formula> in the source terms and Robin initial conditions. …”
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1633
Reference for determining Phillip's constant values and peak enhancement factor for the use of JONSWAP spectrum in Western Java Sea waters
Published 2025-06-01“…The procedures carried out in this study include: adjustment of the values of the key parameters of the JONSWAP spectrum (α and γ); matching against a number of spectrum models; evaluation of the distribution functions to define the values of α and γ; as well sensitivity test. …”
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Sports Events in the USSR as a Tool for Promoting Soviet Social Values (on the Example of the 1st Spartakiad of the Peoples of the USSR)
Published 2023-04-01“…Thus, sport became a significant element in the system of Soviet social values.…”
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1636
When green energy feels cozy: The interplay of protected values, the halo effect, and demographics in consumers’ renewable energies adoption
Published 2024-12-01“…Evidence of a comfort halo effect was found for consumers with high protected values (i.e., with a moral orientation toward the environment) using two-instance repeated-measures linear regressions in an MTurk experiment: Those consumers are likely to perceive more comfort at home when they know their electricity is sourced from renewable energies. …”
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Using microdata as a basis for long term projections of hospital care spending: the added value of more detailed information
Published 2025-03-01“…The current study aimed to compare pure component-based projections to projections using microlevel data to investigate their added value. Methods The microdata was used to find disease-specific time trends in the number of patients that use hospital care and in annual per patient hospital spending (APHS). …”
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Association between pan-immune-inflammation value and coronary heart disease in elderly population: a cross-sectional study
Published 2025-02-01“…Our objective is to explore the connection between PIV and CHD especially in elderly people, as well as the diagnostic value of PIV combined with controlling nutritional status (COUNT) score for CHD.MethodsParticipants eligible for the study were sourced from NHANES data from 1999 to 2018. …”
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Recent advances on the recovery and high-value utilization of valuable metals from cathode materials of spent lithium-ion batteries
Published 2024-12-01“…Lithium-ion batteries have emerged as primary power sources for mobile electronic devices and electric vehicles due to their distinctive advantages, including high energy density and extended cycle life. …”
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