Landslides represent a significant global natural hazard, threatening human settlements and the environment. The primary objective of study was to develop landslide susceptibility modeling approach that enhances prediction accuracy informs land-use planning decisions. utilized hybrid ensemble-based methodology improve effectively capture complexity patterns. This harnessed power ensemble models, employing bagging algorithm with base learners, including reduced error pruning decision tree...

As an environmental parameter, the chlorophyll-a concentration (Chl-a) is essential for monitoring water quality and managing marine ecosystem. However, current mainstream Chl-a inversion algorithms have limited accuracy poor spatial temporal generalization in Case II waters. In this study, we constructed a quantitative model retrieving distribution of Bohai–Yellow Sea area using Geostationary Ocean Color Imager (GOCI) spectral remote sensing reflectance (Rrsλ) products. Firstly, GOCI Rrsλ...

The Taklamakan Desert Region (TDR) and the Gobi (GDR) in East Asia significantly impact air quality, human health, climate through dust aerosols. Utilizing MERRA-2 dataset’s long-term aerosol optical depth (DAOD) at 550 nm from 2000 to 2022, we systematically monitored spatiotemporal dynamics of DAOD. Our analysis covered annual, seasonal, monthly scales, employing geographical detector analyses investigate eight factors on DAOD distribution. Over 23-year period, interannual variability...

This study assessed the effects of S application on maize yields and soil bacterial communities across four sites with different types three rates (0 kg ha-1, 30 90 ha-1). Changes in properties, community diversity, structure, their contributions to production were evaluated post-S treatments. (1) decreased pH, increased available sulfur (AS), boosted all types. (2) Reduced Chao1 Shannon diversity indices observed black after application. (3) Bacterial structure was significantly affected by...

High-power excimer laser is believed to be an attractive driver of inertial confinement fusion energy (IFE) due some unique advantages short wavelength, wide bandwidth, high efficiency and capability repetition operation. As ignition achieved on NIF, the drivers for are evolving in a direction characterized by shorter higher efficiency. In comparison electron beam-pumped krypton fluoride at wavelength 248 nm, argon with 193 nm exhibits several advantageous characteristics, including wider...

ABSTRACT Neurobrucellosis represents a severe complication of brucellosis, posing considerable risk to human health and quality life. This condition arises from an increased susceptibility chronic Brucella infection, significant clinical challenge. One key factor contributing neurobrucellosis is the regulation microglial apoptosis by ; however, exact molecular mechanisms remain largely unresolved. In this study, clone 3 (HMC3) cells were infected with suis vaccine strain S2 ( B. S2) at...

Abstract A free boundary plasma equilibrium solver is used in the dipole field of a ring current system. The employs multi-grid technology to effectively address issue slow solution speeds caused by changes boundary. power law pressure model utilized investigate beta limit stable interchange mode. stability mode influenced beta, with high-beta profiles tending excite instabilities at edge. Under condition mode, we investigated effects peak position , steepness gradient g, and radius divided...

Groundwater potential mapping is an important prerequisite for evaluating the exploitation, utilization, and recharge of groundwater. The study uses BFT (best-first decision tree classifier), CART (classification regression tree), FT (functional trees), EBF (evidential belief function) benchmark models, RF-BFTree, RF-CART, RF-FT ensemble models to map groundwater Wuqi County, China. Firstly, select sixteen spring-related variables, such as altitude, plan curvature, profile slope angle,...

The continuous input, slow decomposition, and retention of straw can impede tillage crop growth, the decomposition process in soil is affected by its composition method application. Experimental Station Jilin Agricultural University, Changchun City, Province. type was Argiudolls, experimental field area 30 m2, maize planted continuously for 12 years without returning to field. There were four treatments: (1) control (CK), 10 g placed on surface a nylon mesh bag, bag separated from...

The roll angle measurement is difficult to be achieved directly using a typical commercial interferometer due its low sensitivity in axial direction, where the direction orthogonal plane of angular displacement. A method combined diffraction gratings with laser heterodyne discussed this paper. grating placed displacement and arranged plane's constitute pattern for high resolution. displacement, considered as linear, can tested precisely when corresponding very small. Using proposed method,...

Abstract The Yellow River Delta (YRD) is an important agricultural and industrial region in China, yet its water resources have been increasingly affected by shortages pollution due to human activities the impact of climate change. This has resulted severe damage ecosystem YRD, thereby necessitating adoption effective legal measures safeguard these resources. paper provides a comprehensive review recent research findings on ecology YRD. Specifically, it summarizes changes characteristics...

We present an analytical study on the mutual injection mechanism of a spectral beam combining elements using ray tracing and diffraction integrals. elucidate how degrades quality combined lasers, while feedback interinjection emitters oscillates in external cavity. Because grating from output plane mirror, establishes stable positive between two emitters. The proposed theoretical model is also verified experimentally by comparing under different conditions.

Abstract Control coupling and synchronization of lasers has been a promising topic, while complex in disordered system make this more challenging interesting for their potential applications the internet everything. Here, way to realize interaction random microcavity lasers, is proposed. The are developed based on homemade amorphous microcavities, performing as nodes that can work single‐shot coherent lasing regime. connect with each other by multimode fibers variable strength, multiple...

Wireless capsule endoscopy (WCE) is a device used to inspect the gastrointestinal (GI) track. This technology noninvasive compared other methods that are traditionally adopted in examination of GI From physicians' point view, WCE favorable approach because its efficiency and accuracy. In this paper, new discriminant mechanism bleeding regions proposed based on use Support Vector Machine (SVM) classifier. Different from traditional SVM approach, method single pixels not for training testing...

The HEAVEN-I laser is used for direct drive quasi-isentropic compression up to ∼18 GPa in samples of aluminum without being temporal pulse shaped. monotonically increasing loading with a rise time over 17 ns. history well reproduced by the 1D radiation hydrodynamics simulation. We find that small shock precursor where backward integration method cannot process formed at beginning illumination. compare typical profile (concave down, prefect shape), results show can obtain more slowly rising...

This paper investigates the performance of Wireless Capsule Endoscope (WCE) communication system by studying EM wave propagation Endoscopy transmission channel to serve purpose checking signal attenuations and determining capsule position.

AbstractA new reflecting polarizing beam splitter (RPBS), based on a metal–multilayer dielectric grating (MMDG), was designed using rigorous coupled wave analysis method and genetic algorithm. The RPBS reflects the TE in −1st order TM 0th for 800 nm. optimized has an extinction ratio of over 20 dB, from 765 nm to 823 nm, large angle, 43.8° 60°. At ratios orders reach maximum 41.0 dB 53.2 respectively. Furthermore, suggests that allows sufficient manufacture tolerance. These results show...

When children learn Tang poetry, differences in their mastery level of poetry (MLTP) are observed. This difference may be related to children's age, learning habits, and psychological factors such as internal motivation (ILM), external (ELM), parent-oriented (POM), sense agency (SoA), etc. We explored MLTP a binary mathematical problem this study. Firstly, the was quantified by histogram analysis, classification scene constructed. Then through correlation characteristics were determined. The...

Abstract Laser‐induced plasma spectroscopy (LIPS, also LIBS) is a promising technique for the challenging issues associated with real time and in‐situ monitoring of elements in aerosol particulate matter. A prototype Aero‐LIPS had been set up techniques beam focusing, enhanced emission collector, conditional data filter to demonstrate potential application air pollution composition monitoring. It can identify more than 40 from aerosols continuously monitor 20 interval 10 min. In field test...