A novel HF free, rapid microwave-assisted vanadium-catalysed acid dissolution (MW-VCAD) of ceramic boron carbide (B4C) for the accurate and precise determination of trace metallic impurities and total boron using ICP-OES [0.03%]
一种新型的HF-free，快速的微波辅助vanadium催化的酸性溶解（MW-VCAD）陶瓷硼化碳（B4C）以使用ICP-OES准确和精确地测定痕量金属杂质和总硼的方法
Durga Prasad Ankam,Lori Rastogi,K Dash
Durga Prasad Ankam
Background: Boron carbide (B4C) is an extraordinary ceramic material, known for its remarkable resistance to oxidation in air and chlorine gas even at 700 °C. This makes B4C extremely challenging to dissolve using wet ch...
Metrology of rare earths and other elements in waste fluorescent lamp powder - A methodological comparison [0.03%]
稀土及其他元素在废荧光灯粉中的计量学-一种方法对比研究
Mélodie Bonin,Audrey Laberge-Carignan,Frédéric-Georges Fontaine et al.
Mélodie Bonin et al.
Background: The recycling of rare earth elements (REEs) from electronic waste is critical for supporting clean energy technologies, yet accurate quantification remains challenging due to the lack of standardized analytica...
Calibration-free and drift-robust AlGaN/GaN HEMT sensor arrays for intelligent pH detection [0.03%]
一种用于智能pH检测的无需校准和抗漂移AlGaN/GaN HEMT传感器阵列
Jiang Zhu,Heqiu Zhang,Dawei Guo et al.
Jiang Zhu et al.
AlGaN/GaN high-electron-mobility transistors (HEMTs) combine surface charge coupling with excellent chemical stability, making them highly attractive for liquid-phase biosensing. However, when extended to array-level implementations, sensor...
Feature-enhanced dual-input transformer for LIBS quantitative analysis of minor-content elements [0.03%]
用于LIBS定量分析微量元素的特征增强双输入变压器模型
Qian Huang,Haoyang Yu,Zhaohui Jiang et al.
Qian Huang et al.
Background: Laser-induced breakdown spectroscopy (LIBS) enables rapid, in situ quantitative compositional analysis, yet accurate quantification of minor-content elements remains difficult due to weak spectral signatures, ...
Microwave-assisted sample preparation: A review of 50 years of achievements and trends [0.03%]
微波辅助样品制备：50年成就与趋势综述
Fábio R P Rocha,Joaquim A Nóbrega
Fábio R P Rocha
Background: Microwave-assisted digestion is the state of the art in sample preparation for elemental analysis and has been widely used for a diversity of samples. This status has been achieved through significant conceptu...
Weakening hydroxyl intermediate binding achieves efficient oxygen reduction reaction for electrochemical cell sensing [0.03%]
弱化羟基中间体结合实现电化学电池传感的高效氧还原反应
Xiaolei Sun,Yiming Zhang,Peipei Zong et al.
Xiaolei Sun et al.
Background: The 4-electron oxygen reduction reaction (ORR) as an effective signal amplification strategy has been widely utilized to enhance the sensitivity of electrochemical sensor. However, achieving activity and stabi...
Application of double spike multi-collector mass spectrometry to determination of iron isotopic composition in different iron phases in sea ice [0.03%]
双 spike 测量技术在测定海冰中铁的不同赋存形态的铁同位素组成上的应用研究
Jiahui Liu,Tao Li,Wenfeng Hu et al.
Jiahui Liu et al.
Background: Iron plays a significant role in regulating primary productivity in the polar oceans. Sea ice preserves elevated Fe in dissolved and particulate pools which affects the Fe bioavailability in the high latitude ...
Synergistic chemiluminescence enhancement by a MOF-derived Co3O4/In2O3 heterojunction for norepinephrine detection [0.03%]
一种MOF衍生的Co3O4/In2O3异质结对肾上腺素化学发光协同增强效应用于检测肾上腺素
Jinwei Xiao,Yutong Liu,Jiyang Liu et al.
Jinwei Xiao et al.
Background: The sensitive detection of norepinephrine (NE) is crucial for understanding physiological processes and diagnosing related disorders. Although chemiluminescence (CL) offers advantages such as high sensitivity ...
Preparation and application of phenylboronic acid and ionic liquid functionalized silica stationary phase for HILIC/RPLC/IEC mixed mode chromatograph [0.03%]
苯硼酸和离子液体功能化硅胶手性固定相的制备及混合模式色谱性能研究
Yuxue Chen,Hanlin Zeng,Hanqi Yang et al.
Yuxue Chen et al.
Background: HPLC is one of the most widely used and versatile separation techniques in analytical science. The development of novel stationary phases is crucial for improving analytical performance, and mixed-mode station...
Characterization and quantitation of bevacizumab in human blood serum through hyperspectral micro-Raman spectroscopy imaging [0.03%]
基于超光谱微拉曼成像的贝伐单抗的定性与定量研究
Michail Lykouras,Constantine D Georgakopoulos,Olga E Makri et al.
Michail Lykouras et al.
Background: HPLC/MS and ELISA immunoassay are established techniques for identifying and quantifying monoclonal antibodies in biological fluids, offering high accuracy, precision, and low limits of detection (DL) and quan...