Zobrazeno 1 - 10
of 2 950
pro vyhledávání: '"Multielement"'
Publikováno v:
Environmental Advances, Vol 17, Iss , Pp 100589- (2024)
Artisanal gold mining can release metallic elements in the environment that can result in occupational and environmental exposures. This pilot study aimed to assess exposure to metals and metalloids from fingernail and toenail samples in artisanal go
Externí odkaz:
https://doaj.org/article/8958e7a374ab4671804d38e6506d6338
Publikováno v:
Radio Physics and Radio Astronomy, Vol 29, Iss 1, Pp 038-045 (2024)
Subject and Purpose. In this paper, an algorithm is developed to improve the spectrum image resolution in the atomic emission spectrum registration using multi-element detectors and taking multiple exposures with image shifting by a fractional part o
Externí odkaz:
https://doaj.org/article/a263fe5dd032438da042046b72ace94b
Publikováno v:
Powders, Vol 3, Iss 1, Pp 44-53 (2024)
From the first principles simulation (using the method of “a priori pseudopotential” and the “quasi-harmonic approximation” method- author’s developments), the basic characteristics of diborides and diborides of multielement transition meta
Externí odkaz:
https://doaj.org/article/32f5b5f9ceba49179e6199a08a7ca040
Publikováno v:
IEEE Access, Vol 12, Pp 27887-27894 (2024)
An optically transparent chessboard metasurface is proposed to achieve wideband radar cross section (RCS) reduction in this paper. The metasurface is a single-layer sandwich structure composed of indium-tin-oxide (ITO) square patches with different s
Externí odkaz:
https://doaj.org/article/f22b0fb22e0c4d80aa74cf7d777166ce
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 5, Pp 105730- (2024)
Anisodus tanguticus (Maxim.) Pascher, which is an important species used in traditional Tibetan medicine, is grown on the Qinghai–Tibet Plateau. A quantitative analysis of 18 elements in A. tanguticus and the soil was conducted using an inductively
Externí odkaz:
https://doaj.org/article/32960ee52a3341f6ada7f3c1b3907625
Publikováno v:
BMC Chemistry, Vol 17, Iss 1, Pp 1-13 (2023)
Abstract Teff [Eragrostis tef (Zuccagni) Trotter] is an indigenous crop in Ethiopia, and Amhara region is the predominant teff producing region in the country. This study was aimed at developing an analytical methodology useful to determine the geogr
Externí odkaz:
https://doaj.org/article/c2d958b03f864b4d9626c3000c941a05
Autor:
Martyn Golding, ALI M. KILIÇ
Publikováno v:
Rivista Italiana di Paleontologia e Stratigrafia, Vol 130, Iss 1 (2024)
The multielement apparatus of the Spathian (late Early Triassic) to Carnian (early Late Triassic) conodont Gladigondolella tethydis (Huckriede, 1958) is reconstructed here using multivariate statistical analysis to determine the co-occurrence of elem
Externí odkaz:
https://doaj.org/article/339595bb9868489ab318605b80a3f66a
Publikováno v:
Food Chemistry: X, Vol 20, Iss , Pp 100948- (2023)
Apple is an important fruit, and fruit authentication is significant for quality and safety control. The Loess Plateau (LP) in China is an important apple-producing region. However, the geographic authentication of LP apples has not been well studied
Externí odkaz:
https://doaj.org/article/b25521f0fc854b66bd2dc9ccf7c8c7ab
Autor:
Ana San-Felipe, Beatriz Gómez-Nieto, María Jesús Gismera, María Teresa Sevilla, Jesús R. Procopio
Publikováno v:
Green Analytical Chemistry, Vol 6, Iss , Pp 100068- (2023)
Industrial by-products such as biomass bottom ash (BBA) should be reused in the context of the Circular Economy, but their use depends on the content of major, minor, and toxic elements. In this work, a slurry sampling method based on High Resolution
Externí odkaz:
https://doaj.org/article/9bca2a41a5524b25b4a771195d36a7e3
Publikováno v:
PeerJ, Vol 11, p e15904 (2023)
Background This article presents a detailed analysis of a dataset consisting of 27 elements found in soils, soil eluates, and vegetables from private gardens in a region with a long history of coal mining and burning. With coal being one of the world
Externí odkaz:
https://doaj.org/article/facfd0f4082f45b59340e554ba8e9a27