Results 11 to 20 of about 617,351 (332)

Cadmium exposure assessment based on food survey data in an urban area of Beijing and Chongli area of Zhangjiakou

open access: yesZhongguo shipin weisheng zazhi, 2022
ObjectiveTo provide a reference for food safety risk assessment and safety assurance for the Winter Olympics and Beijing residents, the exposure level and possible health risks of cadmium (Cd) in main foods in the surrounding areas of the 2022 Beijing ...
HAN Gaochao   +18 more
doaj   +1 more source

The roles of Eu during the growth of eutectic Si in Al-Si alloys [PDF]

open access: yes, 2015
Controlling the growth of eutectic Si and thereby modifying the eutectic Si from flake-like to fibrous is a key factor in improving the properties of Al-Si alloys.
Hage, Fredrik   +7 more
core   +1 more source

Analysis of Two Single and Three Double Long-Chain Quaternary Ammonium Compounds via Non-Aqueous Capillary Electrophoresis with Indirect Ultraviolet Detection

open access: yesSeparations, 2023
A novel method utilizing non-aqueous capillary electrophoresis (NACE) with indirect ultraviolet detection (IUD) has been developed for the analysis of five quaternary ammonium compounds (QACs).
Kai Yao   +5 more
doaj   +1 more source

Prevention of childhood poisoning in the home: overview of systematic reviews and a systematic review of primary studies [PDF]

open access: yes, 2016
Unintentional poisoning is a significant child public health problem. This systematic overview of reviews, supplemented with a systematic review of recently published primary studies synthesizes evidence on non-legislative interventions to reduce ...
Adrian Hawkins   +30 more
core   +1 more source

Bisphenol-A in biological samples of breast cancer mastectomy and mammoplasty patients and correlation with levels measured in urine and tissue

open access: yesScientific Reports, 2021
Endocrine disrupting chemicals (EDCs) are organic compounds that have estrogenic activity and can interfere with the endocrine system. Bisphenol-A (BPA) is one of these compounds which possess a potential risk for breast cancer.
Razieh Keshavarz-Maleki   +6 more
doaj   +1 more source

Outbreak of Fatal Childhood Lead Poisoning Related to Artisanal Gold Mining in Northwestern Nigeria, 2010. [PDF]

open access: yes, 2011
Background: In May 2010, a team of national and international organizations was assembled to investigate children's deaths due to lead poisoning in villages in northwestern Nigeria.
Abdullahi M. Bashir   +18 more
core   +2 more sources

Determination of chlorate and perchlorate in seasoning by ultra performance liquid chromatography-tandem mass spectrometry

open access: yesZhongguo shipin weisheng zazhi, 2021
ObjectiveTo establish a method for the determination of chlorate and perchlorate in seasoning samples by ultra-performance liquid chromatography tandems mass spectrometry (UPLC-MS/MS).MethodsSeasoning sample was ultrasonically extracted with acidic ...
MENG Juan   +4 more
doaj   +1 more source

Signatures of topological Josephson junctions [PDF]

open access: yes, 2016
Quasiparticle poisoning and diabatic transitions may significantly narrow the window for the experimental observation of the $4\pi$-periodic $dc$ Josephson effect predicted for topological Josephson junctions.
Berg, Erez   +4 more
core   +2 more sources

Microsecond resolution of quasiparticle tunneling in the single-Cooper-pair-transistor

open access: yes, 2006
We present radio-frequency measurements on a single-Cooper-pair-transistor in which individual quasiparticle poisoning events were observed with microsecond temporal resolution.
A. J. Ferguson   +4 more
core   +1 more source

Dynamic parity recovery in a strongly driven Cooper-pair box [PDF]

open access: yes, 2013
We study a superconducting charge qubit coupled to an intensive electromagnetic field and probe changes in the resonance frequency of the formed dressed states. At large driving strengths, exceeding the qubit energy-level splitting, this reveals the well
Adamyan, A.   +8 more
core   +2 more sources

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