Quantitative study on weak magnetic detection defects of metal structure based on IWOA-BP algorithm by FAN Meng, TONG Bo, GAO Chen, YAO Zhongyuan, ZHANG Yu, HU Bo

“…Metal structures in service are prone to crack defects under tensile and compressive fatigue load.In order to realize quantitative detection of metal structures’ crack defects, a quantitative analysis method of metal structures’ weak magnetic detection based on back propagation (BP) neural network was studied. …”
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Quantitative analysis of ethylene precursor ACC in plant samples by liquid chromatography-tandem mass spectrometry by Jianhua Tong, Wenkui Zhao, Keming Wang, Feiying Zhu, Danyi Deng, Langtao Xiao

“…Methods An easy, cost-saving, and highly efficient quantitative method for ACC in plant tissues was set up by liquid-liquid micro-extraction (LLME) purification with green solvent ethyl-acetate, and the precise control of the mobile phase entering into the mass spectrometer combined with the ultra-high performance liquid chromatography electrospray ionization-triple quadrupole mass spectrometer (UHPLC-ESI-MS/MS). …”
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Relative validity and reproducibility of a short semi-quantitative food frequency questionnaire for Chinese athletes. by Qian Xu, Yudan Chu, Huajun Tian, Guoqiang Ma, Jun Qiu, Qiuping Zhang

“…A convenient but efficient tool for evaluating dietary intakes in Chinese professional athletes has yet to be established. …”
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Quantitative Assessment of EV Energy Consumption: Applying Coast Down Testing to WLTP and EPA Protocols by Teeraphon Phophongviwat, Piyawong Poopanya, Kanchana Sivalertporn

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Quantitative Analysis of the Influence of Volatile Matter Content in Coal Samples on the Fractal Dimension of Their Nanopore Characteristics by Lin Sun, Shoule Zhao, Jianghao Wei, Yunfeng Li, Dun Wu, Caifang Wu

“…Through multi-scale characterization and quantitative analysis, this study clarified the extent to which volatile matter affects the nano-pore structure and surface properties of coal, providing critical data support for efficient CBM development and reservoir evaluation.…”
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Quantitative evaluation of postoperative status after meniscal repair using synthetic magnetic resonance imaging by Lingtao Zhang, Wenfeng Mai, Yun Su, Xukai Mo, Xiubao Song, Changzheng Shi

“…By enabling the acquisition of multiple MRI parameters in a single, time-efficient scan, SyMRI offers a noninvasive and practical tool for evaluating postoperative meniscal status and guiding clinical decision-making.…”
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Quantitative Imaging of Cell-Permeable Magnetic Resonance Contrast Agents Using X-Ray Fluorescence by Paul J. Endres, Keith W. MacRenaris, Stefan Vogt, Matthew J. Allen, Thomas J. Meade

“…Therefore, we describe the synthesis and quantitative imaging of four contrast agents with the capability to cross cell membranes in sufficient quantity for detection. …”
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A Versatile Panel of Reference Gene Assays for the Measurement of Chicken mRNA by Quantitative PCR. by Karen Staines, Ambalika Batra, William Mwangi, Helena J Maier, Steven Van Borm, John R Young, Mark Fife, Colin Butter

“…Quantitative real-time PCR assays are widely used for the quantification of mRNA within avian experimental samples. …”
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Quantitative Determination of CMV DNA Using a Combination of Competitive PCR Amplification and Sandwich Hybridization by I. Alexandre, N. Zammatteo, I. Ernest, J.-M. Ladriere, L. Le, S. Hamels, N. Chandelier, B. Vipond, J. Remacle

“…A quantitative PCR method is proposed that combines the use of a competitive internal standard with the sandwich hybridization of the products. …”
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Magnetic nanoparticles for eliminating endocrine-disrupting compounds in water treatment – a quantitative systematic analysis by Juliana Guimarães, Igor Taveira, Thuane Mendes Anacleto, Alex Enrich-Prast, Alex Enrich-Prast, Alex Enrich-Prast, Fernanda Abreu

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Application of Automated Quantitative Mineral Analysis System in Process Mineralogy of Low-grade Copper Slag by Tao ZHANG, Wenlei SONG, Qian CHEN, Jinkun YANG, Yi HU, Jun HUANG, Danni XU, Yitong XU

“…BACKGROUNDThe high-efficient utilization of mineral resources is the leading research aspect of global mining development. …”
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Quantitative Resistance Deployment Can Strengthen Epidemics in Perennial Plants by Selecting Maladapted Pathogen Strains by Jean‐Paul Soularue, Fabien Halkett, Méline Saubin, Sukanya Denni, Arthur Demené, Cyril Dutech, Cécile Robin

“…ABSTRACT Quantitative resistances are essential tools for mitigating epidemics in managed plant ecosystems. …”
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Quantitative operation risk assessment method for power grid with large-scale distributed new energy by Shuai ZHAO, Xiaolin ZHENG, Tao LU, Xiaojing YANG, Ning JIANG, Haipeng LIU

“…On this basis, the control measures and risk indicators that meet the requirements of safe and stable operation are calculated for different confidence intervals, and the different consequences of high probability low loss and low probability high loss scenarios on the power system are quantitatively evaluated. Finally, the application case results of actual power grid show that the risk assessment method proposed in this paper not only improves the risk assessment accuracy and calculation efficiency of the power grid with distributed new energy, but also can more comprehensively reflect the real-time operation risk characteristics of the system.…”
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Quantitative Analysis of Lithium in Natural Brines from the Lithium Triangle by Laser-Induced Breakdown Spectroscopy by Juan Molina M., Carisa Sarchi, Alvaro Y. Tesio, César Costa-Vera, Diego M. Díaz Pace

“…In the present research, the analytical performance of laser-induced breakdown spectroscopy (LIBS) technology was assessed for the quantitative analysis of Li in natural brines aimed at enhancing the efficient exploration of salt flats (called salars). …”
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Quality by design-assisted green uv-spectrophotometric method development and validation for the quantitative estimation of letrozole by Shahrikh S. Pakali, Mahesh palled, Shailendra S. Suryawanshi

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Mapping accuracy of short reads from massively parallel sequencing and the implications for quantitative expression profiling. by Nicola Palmieri, Christian Schlötterer

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Dual-Mode Quantitative Immunochromatographic Assay for Highly Sensitive On-Site Detection of Ciprofloxacin in Fish Products by Junqi Shen, Zhengyi Cai, Cheng Zhang, Xinyue Feng, Chenzhi Zhang, Huan Zhao, Chuanlin Yin, Bo Wang, Xiaoping Yu, Biao Zhang

“…The results demonstrated excellent specificity and applicability across various fish product matrices, offering a reliable and efficient solution for the on-site monitoring of ciprofloxacin residues in fish products.…”
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Research on the Evaluation of Quantitative Characteristics in Dry Beans in the Context of Climate Change in Central Moldavia, Romania by Simona-Florina ISTICIOAIA, Alexandra LEONTE, Andreea-Sabina PINTILIE, Lorena-Diana POPA, Raluca REZI, Camelia URDĂ, Dumitru-Dorel BLAGA, Danela MURARIU, Gheorghe MATEI, Paula-Lucelia PINTILIE

“…The biological material used in the experiment was the Delia variety and the study focused on assessing the quantitative characteristics of beans, including yield, as well as analyzing the economic efficiency of bean yield. …”
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Laser-induced Breakdown Spectroscopy Based on Pre-classification Strategy for Quantitative Analysis of Rock Samples by Weiheng KONG, Lingwei ZENG, Yu RAO, Sha CHEN, Xu WANG, Yanting YANG, Yixiang DUAN, Qingwen FAN

“…Furthermore, it alleviates the workload of data analysis, simplifying the analytical process and thereby boosting efficiency. However, the current multi-layer quantitative analysis model still exhibits some deviations in regard to different elements. …”
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Spatial-temporal differentiation characteristics of the coupling of urban resilience and green development efficiency in resource-based cities(资源型城市韧性水平与绿色发展效率耦合的时空分异特征)... by 张赛茵(ZHANG Saiyin), 王启翔(WANG Qixiang), 袁佳欣(YUAN Jiaxin), 王金伟(WANG Jinwei)

“…Nowadays, urban resilience construction and green development have become an important direction for transformation and development of resource-based cities in Yellow River Basin as the research object, this paper constructs the coupling mechanism between urban resilience and green development efficiency, and quantitatively measured the spatio-temporal pattern of coupling coordination between resilience and green development efficiency of 40 resource-based cities from 2010 to 2019 by using the physical coupling model. …”
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