Detecting Polystyrene Nanoparticles in Environmental Samples: A Comprehensive Quantitative Approach Based on TD-PTR-MS and Multivariate Standard Addition [0.03%]
基于TD-PTR-MS和多元标准加入法的环境样品中聚苯乙烯纳米粒子的定量检测方法研究
Nematollah Omidikia,Helge Niemann,Hanne Ødegaard Notø et al.
Nematollah Omidikia et al.
Submicrometer-sized plastic particles (nanoplastic; NP) have been detected in a large variety of different ecosystems. They occur in small quantities within a complex organic matrix comprising a plethora of compounds. A robust quantificatio...
Hyuck Joo Choi,Mohammed Tahmid,Spandan Mondal et al.
Hyuck Joo Choi et al.
Electrodialysis (ED) is a promising technology for the recovery of ammonia from wastewater. However, separating ammonia directly from complex wastewater mixtures using ED is challenging due to membrane scaling, low selectivity, and high ene...
A Methodology for Designing a Roof Rainwater Quality Sensing-Recording-Grading System Using Low-Cost Sensors Paired with Microcontroller Software [0.03%]
基于低成本传感器和微控制器软件的屋顶雨水质量监测记录分级系统设计方法学
Santosh R Ghimire,Kurt Wolfe,John M Johnston et al.
Santosh R Ghimire et al.
We present a methodology for creating a roof rainwater harvesting (RWH) contaminant sensing-recording-grading (SRG) system comprising hardware and software components like low-cost sensors, a solar-powered data logger, a publicly available ...
Discovery of Novel Hydroxyproline-Containing Microcystins in Western Lake Erie Cyanobacterial Bloom Samples [0.03%]
美国西部湖 Erie 蓝藻水华样品中新羟脯氨酰微囊藻毒素的发现
Sanduni H Premathilaka,Judy A Westrick,Dragan Isailovic
Sanduni H Premathilaka
From midsummer to fall, cyanobacterial harmful algal blooms (cHABs) producing microcystins (MCs), a class of hepatotoxic cyclic heptapeptides, plague Lake Erie's western basin. Since MC congener toxicities vary over 2 orders of magnitude, i...
Perfluorinated carbon chain length drives uptake of diverse Per- and polyfluoroalkyl substances in field-deployed passive samplers [0.03%]
现场布设的被动采样器中全氟碳链长度驱动多样性的全氟和多氟烷基物质摄取
Matthew Dunn,Jitka Becanova,Simon Vojta et al.
Matthew Dunn et al.
Per- and polyfluoroalkyl substances (PFAS) are a group of compounds of high concern due to their ubiquity, persistence, and adverse health impacts. With a diversity of chemical structures and properties, detection tools are needed to captur...
Changes in Dissolved Natural Organic Matter Composition Induced by Reaction with U(VI) at Acidic and Neutral pH [0.03%]
酸性和中性pH下U（VI）反应对天然有机质组成的影响研究
Carmen A Velasco,Jacqueline M Jarvis,Malak M Tfaily et al.
Carmen A Velasco et al.
Understanding oxidized uranium [U(VI)] reactions with natural organic matter (NOM) is necessary to predict the solubility and mobility of U and NOM in waters from organically rich geologic uranium deposits influenced by natural and anthropo...
Effect of Hydrophobic Cross-Linkers in Strong Base Gel-Type Resins on the Adsorption Kinetics and Capacity for Perfluoroalkyl Substances [0.03%]
疏水交联剂对强碱性凝胶型树脂吸附全氟烷基物质动力学和容量的影响
Florian Junge,Fiona E Rückbeil,Regina Gnirss et al.
Florian Junge et al.
The persistence and water mobility of per- and polyfluoroalkyl substances (PFAS) have led authorities worldwide to lower regulatory limits to prevent adverse health effects. Removal via adsorption on activated carbon can be inefficient due ...
Optimization of the Primary Sludge Processing Method for Wastewater Genomic Surveillance of SARS-CoV‑2 [0.03%]
用于SARS-CoV-2污水基因组监测的初沉污泥处理方法优化
Md Pervez Kabir,Julio Plaza-Diaz,Élisabeth Mercier et al.
Md Pervez Kabir et al.
Wastewater genomic surveillance (WWGS) of SARS-CoV-2 is typically performed using influent wastewater, but the approach is challenging due to degradation as well as low target concentrations in wastewater. This could be alleviated by utiliz...
Automated Droplet-Based Microfluidic Analyzer for In Situ Monitoring of Ammonium Ions in River Water [0.03%]
一种用于监测河流水中铵离子的基于液滴的微流控自动分析仪
Wahida T Bhuiyan,Jelena Milinovic,Brett Warren et al.
Wahida T Bhuiyan et al.
Accurate in situ monitoring of ammonium ion (NH4 +) levels in water bodies is fundamental for assessing water quality and potential contamination. Here, we present a novel automated droplet-based microfluidic analyzer for in situ monitoring...
Aqueous-Phase Degradation Mechanism of Parabens, Emerging Contaminants, by Peroxynitrite [0.03%]
过氧亚硝酸盐降解苯甲酸酯类物质的水相降解机制研究
Clara I Alcolado,Elena Jiménez,Luis García-Río et al.
Clara I Alcolado et al.
Advances in science and technology have improved the quality of life but have also contributed to environmental pollution through additives like parabens, commonly used as preservatives in personal care products. This study investigates the...