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8,415 Results Found

  • Article
  • Open Access
17 Citations
3,326 Views
22 Pages

A Method for Spatiotemporally Merging Multi-Source Precipitation Based on Deep Learning

  • Wei Fang,
  • Hui Qin,
  • Guanjun Liu,
  • Xin Yang,
  • Zhanxing Xu,
  • Benjun Jia and
  • Qianyi Zhang

24 August 2023

Reliable precipitation data are essential for studying water cycle patterns and climate change. However, there are always temporal or spatial errors in precipitation data from various sources. Most precipitation fusion methods are influenced by high-...

  • Article
  • Open Access
21 Citations
5,123 Views
13 Pages

Morphological Control of Layered Double Hydroxides Prepared by Co-Precipitation Method

  • Changxin Wei,
  • Xiaoyun Yan,
  • Yi Zhou,
  • Wenke Xu,
  • Yiqi Gan,
  • Yihe Zhang and
  • Na Zhang

25 November 2022

Layered double hydroxides (LDHs) can be used in various popular fields due to their good biocompatibility, easy chemical modification, and high theoretical specific capacity. However, for different applications, there are different requirements for t...

  • Article
  • Open Access
4 Citations
2,784 Views
9 Pages

29 January 2019

Most heat treatment simulations of precipitation-hardenable aluminum alloys are incomplete or restricted to sub-steps of the process chain. In general, the studies addressing the heat treatment of aluminum components have only provided a qualitative...

  • Article
  • Open Access
21 Citations
7,302 Views
21 Pages

2 October 2017

In this paper, we applied the support vector machine (SVM) to the spatial interpolation of the multi-year average annual precipitation in the Three Gorges Region basin. By combining it with the inverse distance weighting and ordinary kriging method,...

  • Proceeding Paper
  • Open Access
2 Citations
1,801 Views
7 Pages

The SisPI is used in INSMET to provide precipitation forecasts. Generally, these numerical forecasts present errors in precipitation amount as well as position. In order to reduce these errors, in this work, we propose to improve the precision of the...

  • Article
  • Open Access
3 Citations
1,561 Views
21 Pages

26 September 2023

In light of the 2020–2021 flood season in Guangdong, we conducted a comprehensive assessment of short-term precipitation forecasts generated by the ensemble prediction system (EPS) based on the China Meteorological Administration Tropical Regio...

  • Article
  • Open Access
5 Citations
2,659 Views
15 Pages

26 November 2021

Traditional multi-parameter single distribution quantile mapping (QM) methods excel in some respects in correcting climate model precipitation, but are limited in others. Multi-parameter mixed distribution quantile mapping can potentially exploit the...

  • Article
  • Open Access
11 Citations
6,675 Views
13 Pages

Preparation of LuAG Powders with Single Phase and Good Dispersion for Transparent Ceramics Using Co-Precipitation Method

  • Liangjie Pan,
  • Benxue Jiang,
  • Jintai Fan,
  • Qiuhong Yang,
  • Chunlin Zhou,
  • Pande Zhang,
  • Xiaojian Mao and
  • Long Zhang

19 August 2015

The synthesis of pure and well dispersed lutetium aluminum garnet (LuAG) powder is crucial and important for the preparation of LuAG transparent ceramics. In this paper, high purity and well dispersed LuAG powders have been synthesized via co-precipi...

  • Article
  • Open Access
23 Citations
7,877 Views
34 Pages

Optimization of ZnO Nanoparticles’ Synthesis via Precipitation Method Applying Taguchi Robust Design

  • Maria-Anna Gatou,
  • Katerina Kontoliou,
  • Eleni Volla,
  • Konstantinos Karachalios,
  • Grigorios Raptopoulos,
  • Patrina Paraskevopoulou,
  • Nefeli Lagopati and
  • Evangelia A. Pavlatou

13 October 2023

Zinc oxide (ZnO) possesses exceptional potential to be utilized in water and wastewater treatment applications, either as a photocatalyst or in membrane incorporation. In the present study, ZnO nanoparticles were synthesized using the precipitation m...

  • Article
  • Open Access
25 Citations
5,173 Views
23 Pages

An Improved Spatial–Temporal Downscaling Method for TRMM Precipitation Datasets in Alpine Regions: A Case Study in Northwestern China’s Qilian Mountains

  • Lei Wang,
  • Rensheng Chen,
  • Chuntan Han,
  • Yong Yang,
  • Junfeng Liu,
  • Zhangwen Liu,
  • Xiqiang Wang,
  • Guohua Liu and
  • Shuhai Guo

10 April 2019

Remote sensing techniques provide data on the spatial–temporal distribution of environmental parameters over regions with sparse ground observations. However, the resolution of satellite precipitation data is too coarse to be applied to hydrolo...

  • Article
  • Open Access
2 Citations
1,678 Views
32 Pages

27 September 2023

Precipitation is one of the crucial variables in the hydrological and ecological cycles. High-quality precipitation data are of great importance for climate change, water resource management, and agricultural research over complex terrains. Recently,...

  • Article
  • Open Access
35 Citations
5,130 Views
15 Pages

Stabilization of a Residual Soil Using Calcium and Magnesium Hydroxide Nanoparticles: A Quick Precipitation Method

  • Lee Li Yong,
  • S.V.A.D. Namal Jayasanka Perera,
  • Agusril Syamsir,
  • Endene Emmanuel,
  • Suvash Chandra Paul and
  • Vivi Anggraini

15 October 2019

The current study examines the potential of using calcium and magnesium hydroxide nanoparticles synthetized through a quick precipitation method as soil stabilizers for improving the engineering properties of tropical residual soil. The engineering p...

  • Article
  • Open Access
21 Citations
7,334 Views
15 Pages

Microwave Resonant and Zero-Field Absorption Study of Doped Magnetite Prepared by a Co-Precipitation Method

  • Juan Carlos Aphesteguy,
  • Silvia E. Jacobo,
  • Luis Lezama,
  • Galina V. Kurlyandskaya and
  • Nina N. Schegoleva

19 June 2014

Fe3O4 and ZnxFe3−xO4 pure and doped magnetite magnetic nanoparticles (NPs) were prepared in aqueous solution (Series A) or in a water-ethyl alcohol mixture (Series B) by the co-precipitation method. Only one ferromagnetic resonance line was observed...

  • Article
  • Open Access
7 Citations
2,793 Views
23 Pages

26 October 2023

The complexity of aquifers poses a challenge for fully comprehending the impact of climate change on groundwater. In this study, we employed a suite of hydrological and statistical methods, including the water table fluctuation (WTF) method, wavelet...

  • Feature Paper
  • Article
  • Open Access
2,116 Views
20 Pages

18 August 2025

This study evaluates and corrects ECMWF precipitation forecasts (Set VI-ENS extended) over the confluence of Asian monsoons and westerlies, deriving a time series of correction factors for medium- and long-term hydrological forecasting. Based on a 15...

  • Article
  • Open Access
9 Citations
46,073 Views
15 Pages

Microstructure and Superconducting Properties of Bi-2223 Synthesized via Co-Precipitation Method: Effects of Graphene Nanoparticle Addition

  • Siti Nabilah Abdullah,
  • Mohd Mustafa Awang Kechik,
  • Aliah Nursyahirah Kamarudin,
  • Zainal Abidin Talib,
  • Hussein Baqiah,
  • Chen Soo Kien,
  • Lim Kean Pah,
  • Muhammad Khalis Abdul Karim,
  • Muhammad Kashfi Shabdin and
  • Muralidhar Miryala
  • + 3 authors

28 July 2023

The effects of graphene addition on the phase formation and superconducting properties of (Bi1.6Pb0.4)Sr2Ca2Cu3O10 (Bi-2223) ceramics synthesized using the co-precipitation method were systematically investigated. Series samples of Bi-2223 were added...

  • Article
  • Open Access
13 Citations
3,057 Views
12 Pages

Covalently-Bonded Coating of L-Arginine Modified Magnetic Nanoparticles with Dextran Using Co-Precipitation Method

  • Behnam Azadpour,
  • Faezeh Kashanian,
  • Mehran Habibi-Rezaei,
  • Seyyed Ali Seyyed Ebrahimi,
  • Roozbeh Yazdanpanah,
  • Zahra Lalegani and
  • Bejan Hamawandi

8 December 2022

In this study, L-arginine (Arg) modified magnetite (Fe3O4) nanoparticles (RMNPs) were firstly synthesized through a one-step co-precipitation method, and then these aminated nanoparticles (NPs) were, again, coated by pre-oxidized dextran (Dext), in w...

  • Article
  • Open Access
37 Citations
4,674 Views
13 Pages

Synthesis, Structure, Morphology, and Luminescent Properties of Ba2MgWO6: Eu3+ Double Perovskite Obtained by a Novel Co-Precipitation Method

  • Thi Hong Quan Vu,
  • Bartosz Bondzior,
  • Dagmara Stefańska,
  • Natalia Miniajluk and
  • Przemysław J. Dereń

1 April 2020

Eu3+ doped Ba2MgWO6 (BMW) double-perovskite was successfully synthesized for the first time by the co-precipitation method. The synthesis procedure, crystal structure, as well as morphology of obtained samples are presented. Domination of the 5D0&nda...

  • Feature Paper
  • Article
  • Open Access
2 Citations
2,972 Views
33 Pages

A Flood Forecasting Method in the Francolí River Basin (Spain) Using a Distributed Hydrological Model and an Analog-Based Precipitation Forecast

  • Daniel Carril-Rojas,
  • Carlo Guzzon,
  • Luis Mediero,
  • Javier Fernández-Fidalgo,
  • Luis Garrote,
  • Maria Carmen Llasat and
  • Raul Marcos-Matamoros

19 August 2025

Recent flooding events in Spain have highlighted the need to develop real-time flood forecasts to estimate streamflows over the next few hours and days. Therefore, a meteorological forecast that provides possible precipitation for the upcoming hours...

  • Article
  • Open Access
13 Citations
8,120 Views
12 Pages

Rapid and Sensitive LC-MS/MS Method for the Determination of Metoprolol in Beagle Dog Plasma with a Simple Protein Precipitation Treatment and Its Pharmacokinetic Applications

  • Sha Li,
  • Xingli Wang,
  • Kelong Peng,
  • Zhiguo Ma,
  • Xiaoqi Zhang,
  • Shaolian Fu,
  • Xiaofei Li,
  • Linlin Li,
  • Aihua Hong and
  • Jie Jiang

5 March 2012

: A rapid LC-MS/MS method with good accuracy and sensitivity was developed and validated for the pharmacokinetics study of metoprolol (MP) in beagle dogs. The plasma samples were simply precipitated by methanol and then analyzed by LC-MS/MS. An Ultim...

  • Article
  • Open Access
325 Views
10 Pages

The Influence of Sintering Temperature on the Transport Properties of GdBa2Cu3O7 Superconductor Prepared from Nano-Powders via the Co-Precipitation Method

  • Ahmed Al-Mobydeen,
  • Mohammed M. Alawamleh,
  • Sondos Shamha,
  • Ehab AlShamaileh,
  • Iessa Sabbe Moosa,
  • Jamal Rahhal,
  • Mike Haddad,
  • Wala`a Al-Tarawneh,
  • Yousef Al-Dalahmeh and
  • Imad Hamadneh

This study examines the influence of sintering temperature on the structural and transport properties of GdBa2Cu3O7 (Gd123) superconductors prepared from nano-sized precursors via the co-precipitation method. The metal-oxalate precursor (average part...

  • Article
  • Open Access
1 Citations
1,068 Views
18 Pages

21 February 2025

Given that the preparation method of polysaccharides affects the functional properties, four types of acidic polysaccharides (BCP30-1a, BCP50-1a, BCP70-1a, and BCP90-1a) were prepared using the gradient ethanol precipitation method. Then, a series of...

  • Abstract
  • Open Access
830 Views
2 Pages

Synthesis and Characterization of In2O3-ZnO Nanostructures via the Precipitation Method

  • Alina Matei,
  • Oana Brincoveanu,
  • Cosmin Romanitan and
  • Vasilica Tucureanu

Nanocomposites, through their synergetic interaction between components, lead to integrated compatible structures, which opens new horizons for their application as materials in the realization of sensors. In2O3-ZnO, nanostructures exhibit a large ba...

  • Article
  • Open Access
30 Citations
4,947 Views
17 Pages

16 August 2019

Nano-TiO2 has always been one of the most important topics in the research of photocatalysts due to its special activity and stability. However, it has always been difficult to obtain nano-TiO2 with high dispersion, a small particle size and high pho...

  • Article
  • Open Access
3 Citations
2,200 Views
22 Pages

Adjustment Methods Applied to Precipitation Series with Different Starting Times of the Observation Day

  • Francesca Becherini,
  • Claudio Stefanini,
  • Antonio della Valle,
  • Francesco Rech,
  • Fabio Zecchini and
  • Dario Camuffo

26 March 2024

The study of long precipitation series constitutes an important issue in climate research and risk assessment. However, long datasets are affected by inhomogeneities that can lead to biased results. A frequent but sometimes underestimated problem is...

  • Article
  • Open Access
1 Citations
2,456 Views
16 Pages

9 November 2020

Several sources of bias are involved at each stage of a quantitative precipitation estimation process because weather radars measure precipitation amounts indirectly. Conventional methods compare the relative uncertainties between different stages of...

  • Article
  • Open Access
2 Citations
4,592 Views
10 Pages

13 August 2018

Precipitation is one of the most important influences on microstructural evolution during thermomechanical processing (TMCP) of micro-alloyed steels. Due to precipitation, pinning of prior austenite grain (PAG) boundaries can occur. To understand the...

  • Article
  • Open Access
2 Citations
3,543 Views
18 Pages

Grouping Methods of Cluster Dynamics Model for Precipitation Kinetics

  • Kun Xu,
  • Brian G. Thomas,
  • Yueyue Wu,
  • Haichuan Wang,
  • Hui Kong and
  • Zhaoyang Wu

16 December 2020

Due to its simplicity and efficiency, cluster dynamics modeling has been widely used to simulate microstructure evolution in materials, such as defect formation in metals. However, its computation cost becomes prohibitive when the clusters grow too l...

  • Article
  • Open Access
20 Citations
4,078 Views
14 Pages

10 March 2020

This paper established a microstructure-related hardness model of a polycrystalline Ni-based superalloy GH4720Li, and the sizes and area fractions of γ’ precipitates were extracted from scanning electron microscope (SEM) images using a de...

  • Article
  • Open Access
1 Citations
1,227 Views
10 Pages

24 January 2025

Nanoparticles of GdAlO3:Ce were synthesized with sodium dodecylbenzene sulfonate (SDBS) as the dispersant and ammonia as the precipitant by co-precipitation reaction to prepare precursors under different conditions. The phase composition of the precu...

  • Article
  • Open Access
30 Citations
6,480 Views
21 Pages

A Deep Learning Multimodal Method for Precipitation Estimation

  • Arthur Moraux,
  • Steven Dewitte,
  • Bruno Cornelis and
  • Adrian Munteanu

19 August 2021

To improve precipitation estimation accuracy, new methods, which are able to merge different precipitation measurement modalities, are necessary. In this study, we propose a deep learning method to merge rain gauge measurements with a ground-based ra...

  • Article
  • Open Access
11 Citations
5,384 Views
20 Pages

PreciPatch: A Dictionary-based Precipitation Downscaling Method

  • Mengchao Xu,
  • Qian Liu,
  • Dexuan Sha,
  • Manzhu Yu,
  • Daniel Q. Duffy,
  • William M Putman,
  • Mark Carroll,
  • Tsengdar Lee and
  • Chaowei Yang

23 March 2020

Climate and weather data such as precipitation derived from Global Climate Models (GCMs) and satellite observations are essential for the global and local hydrological assessment. However, most climatic popular precipitation products (with spatial re...

  • Article
  • Open Access
19 Citations
4,585 Views
25 Pages

8 March 2021

It has become increasingly difficult in recent years to predict precipitation scientifically and accurately due to the dual effects of human activities and climatic conditions. This paper focuses on four aspects to improve precipitation prediction ac...

  • Article
  • Open Access
2 Citations
2,550 Views
19 Pages

26 October 2024

Accurate quantitative precipitation estimation (QPE) is fundamental for a large number of hydrometeorological applications, especially when addressing extreme rainfall phenomena. This paper presents a comprehensive comparison of various rainfall esti...

  • Article
  • Open Access
1 Citations
666 Views
26 Pages

26 September 2025

Fluctuations in precipitation usually affect the ecological environment and human socioeconomics through events such as floods and droughts, resulting in substantial economic losses. The high-resolution models in the Coupled Model Intercomparison Pro...

  • Article
  • Open Access
29 Citations
5,402 Views
15 Pages

24 April 2018

In this study, a linear scaling method, precipitation extended linear scaling (PELS), is proposed to correct precipitation simulated by GCMs. In this method, monthly scaling factors were extended to daily scaling factors (DSFs) to improve the daily v...

  • Article
  • Open Access
6 Citations
3,581 Views
26 Pages

27 July 2024

This study delves into the application of Shannon entropy to analyze the long-term variability in climate data, specifically focusing on precipitation and temperature. By employing data from 1901 to 2010 across 377 catchments worldwide, we investigat...

  • Article
  • Open Access
16 Citations
5,220 Views
16 Pages

Synthesis of CuAl-LDHs by Co-Precipitation and Mechanochemical Methods and Selective Hydrogenation Catalysts Based on Them

  • Olga B. Belskaya,
  • Elena N. Terekhova,
  • Oksana V. Gorbunova,
  • Ivan V. Muromtsev,
  • Mikhail V. Trenikhin,
  • Aleksei N. Salanov and
  • Vladimir A. Likholobov

The paper presents the results of the synthesis and study of CuAl layered double hydroxides (LDHs) as well as their application as catalysts for the selective hydrogenation of crotonaldehyde. Phase-homogeneous LDHs were obtained by co-precipitation a...

  • Article
  • Open Access
13 Citations
4,621 Views
17 Pages

Synthesis of Highly Luminescent Silica-Coated Upconversion Nanoparticles from Lanthanide Oxides or Nitrates Using Co-Precipitation and Sol–Gel Methods

  • Ana Iglesias-Mejuto,
  • Alyne Lamy-Mendes,
  • João Pina,
  • Benilde F. O. Costa,
  • Carlos A. García-González and
  • Luisa Durães

22 December 2023

Upconversion nanoparticles (UCNPs) are under consideration for their use as bioimaging probes with enhanced optical performance for real time follow-up under non-invasive conditions. Photostable and core-shell NaYF4:Yb3+, Er3+-SiO2 UCNPs obtained by...

  • Article
  • Open Access
9 Citations
7,052 Views
6 Pages

Observations on Nanoscale Te Precipitates in CdZnTe Crystals Grown by the Traveling Heater Method Using High Resolution Transmission Electron Microscopy

  • Boru Zhou,
  • Wanqi Jie,
  • Tao Wang,
  • Zongde Kou,
  • Dou Zhao,
  • Liying Yin,
  • Fan Yang,
  • Shouzhi Xi,
  • Gangqiang Zha and
  • Ziang Yin

10 January 2018

Te precipitates in CdZnTe (CZT) crystals grown by the traveling heater method (THM) are investigated using high-resolution transmission electron microscopy (HRTEM). The results show that in THM-grown CZT crystals, Te precipitates are less than 10 nm...

  • Article
  • Open Access
32 Citations
6,390 Views
34 Pages

Cross Assessment of Twenty-One Different Methods for Missing Precipitation Data Estimation

  • Asaad M. Armanuos,
  • Nadhir Al-Ansari and
  • Zaher Mundher Yaseen

15 April 2020

The results of metrological, hydrological, and environmental data analyses are mainly dependent on the reliable estimation of missing data. In this study, 21 classical methods were evaluated to determine the best method for infilling the missing prec...

  • Article
  • Open Access
51 Citations
7,236 Views
9 Pages

Simple Synthesis of NdFeO3 Nanoparticles By the Co-Precipitation Method Based on a Study of Thermal Behaviors of Fe (III) and Nd (III) Hydroxides

  • Tien A. Nguyen,
  • V. Pham,
  • Thanh L. Pham,
  • Linh T. Tr. Nguyen,
  • I. Ya. Mittova,
  • V. O. Mittova,
  • Lan N. Vo,
  • Bich Tram T. Nguyen,
  • Vuong X. Bui and
  • E. L. Viryutina

20 March 2020

In this study, a nanostructured NdFeO3 material was synthesized via a simple process of the hydrolysis of Nd (III) and Fe (III) cations in hot water with 5% NaOH as a precipitating agent. According to the results of the thermal behaviors of each hydr...

  • Article
  • Open Access
5 Citations
3,282 Views
20 Pages

8 July 2021

Obtaining high-quality precipitation datasets with a fine spatial resolution is of great importance for a variety of hydrological, meteorological and environmental applications. Satellite-based remote sensing can measure precipitation in large areas...

  • Article
  • Open Access
1,781 Views
22 Pages

CO2 Methanation over Ni Catalysts Supported on Pr-Doped CeO2 Nanostructures Synthesized via Hydrothermal and Co-Precipitation Methods

  • Anastasios I. Tsiotsias,
  • Nikolaos D. Charisiou,
  • Aasif A. Dabbawala,
  • Aseel G. S. Hussien,
  • Victor Sebastian,
  • Steven J. Hinder,
  • Mark A. Baker,
  • Samuel Mao,
  • Kyriaki Polychronopoulou and
  • Maria A. Goula

1 July 2025

The synthesis method of the Pr-doped CeO2 catalyst support in Ni/Pr-CeO2 CO2 methanation catalysts is varied by changing the type/basicity of the precipitating solution and the hydrothermal treatment temperature. The use of highly basic NaOH as the p...

  • Article
  • Open Access
16 Citations
5,547 Views
17 Pages

23 October 2017

Precipitation data are important for the fields of hydrology and meteorology, and are fundamental for ecosystem monitoring and climate change research. Satellite-based precipitation products are already able to provide high temporal resolution precip...

  • Article
  • Open Access
9 Citations
3,686 Views
15 Pages

Forecast of Winter Precipitation Type Based on Machine Learning Method

  • Zhang Lang,
  • Qiuzi Han Wen,
  • Bo Yu,
  • Li Sang and
  • Yao Wang

10 January 2023

A winter precipitation-type prediction is a challenging problem due to the complexity in the physical mechanisms and computability in numerical modeling. In this study, we introduce a new method of precipitation-type prediction based on the machine l...

  • Article
  • Open Access
37 Citations
4,730 Views
22 Pages

The Development of a Two-Step Merging and Downscaling Method for Satellite Precipitation Products

  • Xinyu Lu,
  • Guoqiang Tang,
  • Xiuqin Wang,
  • Yan Liu,
  • Ming Wei and
  • Yingxin Zhang

26 January 2020

Low accuracy and coarse spatial resolution are the two main drawbacks of satellite precipitation products. Therefore, calibration and downscaling are necessary before these products are applied. This study proposes a two-step framework to improve the...

  • Article
  • Open Access
20 Citations
3,929 Views
15 Pages

A New Method for Determining an Optimal Diurnal Threshold of GNSS Precipitable Water Vapor for Precipitation Forecasting

  • Haobo Li,
  • Xiaoming Wang,
  • Suqin Wu,
  • Kefei Zhang,
  • Erjiang Fu,
  • Ying Xu,
  • Cong Qiu,
  • Jinglei Zhang and
  • Li Li

4 April 2021

Nowadays, precipitable water vapor (PWV) retrieved from ground-based Global Navigation Satellite Systems (GNSS) tracking stations has heralded a new era of GNSS meteorological applications, especially for severe weather prediction. Among the existing...

  • Article
  • Open Access
3 Citations
2,418 Views
15 Pages

A Quantitative Precipitation Estimation Method Based on 3D Radar Reflectivity Inputs

  • Yanqin Wen,
  • Jun Zhang,
  • Di Wang,
  • Xianming Peng and
  • Ping Wang

3 May 2024

Quantitative precipitation estimation (QPE) by radar observation data is a crucial aspect of meteorological forecasting operations. Accurate QPE plays a significant role in mitigating the impact of severe convective weather. Traditional QPE methods m...

  • Article
  • Open Access
4 Citations
2,367 Views
18 Pages

6 September 2023

High accuracy and a high spatiotemporal resolution of precipitation are essential for the hydrological, ecological, and environmental fields. However, the existing daily gridded precipitation datasets, such as remote sensing products, are limited bot...

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