Results 101 to 110 of about 35,489,065 (303)

Avaliação analítica de sistemas de introdução de amostra para a determinação de elementos traço em extratos lixiviados contendo ácido acético por espectrometria de massa com plasma indutivamente acoplado [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em QuímicaNo Brasil, os procedimentos para a classificação dos resíduos sólidos em relação à sua toxicidade levam em ...
Gois, Jefferson Santos de
core  

Results of SI analyses by LA-ICP-MS (in ppm, unless Si in %).

open access: yes, 2023
Results of SI analyses by LA-ICP-MS (in ppm, unless Si in %).
Ivan Guillot (3093750)   +7 more
core   +1 more source

TacScope: A Miniaturized Vision‐Based Tactile Sensor for Surgical Applications

open access: yesAdvanced Robotics Research, EarlyView.
TacScope is a compact, vision‐based tactile sensor designed for robot‐assisted surgery. By leveraging a curved elastomer surface with pressure‐sensitive particle redistribution, it captures high‐resolution 3D tactile feedback. TacScope enables accurate tumor detection and shape classification beneath soft tissue phantoms, offering a scalable, low‐cost ...
Md Rakibul Islam Prince   +3 more
wiley   +1 more source

Two new separation schemes for the group isolation of rare earth elements (REE) from biological and other matrices and their determination by ICP-MS, NAA and chromatographic methods

open access: yesNukleonika, 2017
Two new group separation schemes, based on ion exchange chromatography, for the selective and quantitative isolation of rare earth elements (REE) from accompanying elements, were devised.
Dybczyński Rajmund S.   +6 more
doaj   +1 more source

Iron‐Mediated Release of Aged Dissolved Organic Carbon From Waterlogged Peatland Under Warming

open access: yesAdvanced Science, EarlyView.
This study conducts a five‐year in situ warming experiment in high‐altitude peatlands to examine dissolved organic carbon (DOC) release. The study shows that warming promotes the release of plant‐derived modern DOC in drained peatlands, but amplifies aquatic export of century‐old DOC from waterlogged peatlands via Fe‐mediated DOC mobilization—a ...
Guohua Dai   +18 more
wiley   +1 more source

Editorial: “Metal Isotope Analytical Chemistry for Geological and Environmental Sample”

open access: yesFrontiers in Chemistry, 2021
Chaofeng Li   +3 more
doaj   +1 more source

In-situ Determination of Rare Earth Elements in Scheelite by Laser Ablation-Inductively Coupled Plasma-Mass Spectrometry

open access: yesYankuang ceshi, 2013
Rare earth elements (REEs) composition and chondrite-normalized REEs patterns of scheelites can be used as an important basis to determine the genesis of deposits.
FU Yu, SUN Xiao-ming, XIONG De-xin
doaj  

Selenium Nanoparticles Selectively Target KRAS G13D to Inhibit Colorectal Cancer

open access: yesAdvanced Science, EarlyView.
The mechanisms of SeNPs therapy in cancer treatment, encompass three parallel actions: (1) seleno‐amino acids, key metabolites, upregulate GPX2 expression, thereby inhibiting tumor metastasis via the GPX2‐HIF1α‐VEGF signaling pathway; (2) selenite (SeO32−), an inorganic metabolite, forms hydrogen bonds with amino acid residues 13–17 of the KRAS G13D ...
Xiaoting Liu   +13 more
wiley   +1 more source

Precise and accurate isotopic analysis of microscopic uranium-oxide grains using LA-MC-ICP-MS

open access: yes, 2009
Uranium isotope (235U, 236U, 238U) ratios were determined for microscopic uranium-oxide grains using laser-ablation multi-collector inductively-coupled-plasma mass-spectrometry (LA-MC-ICP-MS).
Matthew S.A. Horstwood (7590791)   +3 more
core   +4 more sources

Biofilm‐Binding Phages Enhance Biofilm Eradication by Synergistic Photothermal and Photodynamic Therapy

open access: yesAdvanced Science, EarlyView.
Engineered phage‐based trifunctional nanofibers are developed for synergistic biofilm eradication. Biofilm‐binding phages, armed with AuNPs and TCPP, serve as both warheads and scaffolds, endowing the phototherapy agents with biofilm‐anchoring ability. Upon light irradiation, AuNPs induce photothermal therapy, while TCPP generates 1O2 for photodynamic ...
Ying Cao   +9 more
wiley   +1 more source

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