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31 Results Found

  • Article
  • Open Access
6 Citations
2,917 Views
18 Pages

28 March 2023

The characterisation of ecological strategies to predict drought response is still lacking for Caribbean dry forest seedlings. This study documents growth characteristics and tolerance to drought via xylem hydraulic and leaf cell properties of three...

  • Article
  • Open Access
5 Citations
2,620 Views
15 Pages

23 February 2024

Water deficit and soil salinization are the primary abiotic stress factors hindering maize growth. To assess the effect of water and salt stress on xylem embolism in maize and investigate the relationship between drought resistance and xylem vulnerab...

  • Article
  • Open Access
804 Views
15 Pages

Hydraulic Traits Constrain Salinity-Dependent Niche Segregation in Mangroves

  • Haijing Cheng,
  • Yinjie Chen,
  • Yunhui Peng,
  • Mi Wei and
  • Junfeng Niu

16 June 2025

To understand the mechanisms underlying species assemblage along salt gradients in intertidal zones, we measured the xylem hydraulic vulnerability curves (HVCs), leaf water potential (ψ), stomatal conductance (gs), specific leaf area (SLA), and w...

  • Review
  • Open Access
654 Views
23 Pages

A Global Comparative Analysis of Drought Responses of Pines and Oaks

  • Surendra P. Singh,
  • Surabhi Gumber,
  • Ripu Daman Singh,
  • Tong Li and
  • Rajiv Pandey

30 October 2025

Pinus (~113 species, generally early-seral) and Quercus (~435 species, generally late-seral), currently co-occur over a wide range of climates and biomes in the Northern Hemisphere. Climate change is expected to threaten the coexistence dynamics of p...

  • Article
  • Open Access
10 Citations
4,330 Views
16 Pages

Contrasting Water Use, Stomatal Regulation, Embolism Resistance, and Drought Responses of Two Co-Occurring Mangroves

  • Guo-Feng Jiang,
  • Timothy J. Brodribb,
  • Adam B. Roddy,
  • Jin-Yan Lei,
  • Huai-Tong Si,
  • Pratima Pahadi,
  • Yong-Jiang Zhang and
  • Kun-Fang Cao

15 July 2021

The physiological mechanisms underlying drought responses are poorly documented in mangroves, which experience nearly constant exposure to saline water. We measured gas exchange, foliar abscisic acid (ABA) concentration, and vulnerability to embolism...

  • Article
  • Open Access
6 Citations
1,912 Views
18 Pages

5 March 2023

Pump turbines play a quite important role of peak-valley shifting in the grid, and the hump margin is a critical criterion related to the safety and stability of operation in pump mode. Aiming at investigating the influence of runner outlet setting a...

  • Article
  • Open Access
4 Citations
1,921 Views
18 Pages

30 August 2023

Poplar plantations can acclimate to drought stress in semi-arid areas, where the variation of stand age may result in varied water adaptation strategies presented as hydrodynamic performance. In this study, nine mature Populus simonii Carr. individua...

  • Article
  • Open Access
1,006 Views
21 Pages

Modeling and Research of the Process of Bench Tests of Plunger Hydraulic Cylinders with Energy Recovery

  • Alexander Rybak,
  • Besarion Meskhi,
  • Dmitry Rudoy,
  • Anastasiya Olshevskaya,
  • Svetlana Teplyakova,
  • Yuliya Serdyukova and
  • Alexey Pelipenko

29 April 2025

The practice of operating hydraulic machines and equipment shows that failures can occur earlier than the specified lifespan. At the same time, at the stage of carrying out strength calculations of the designed machines and equipment, significant saf...

  • Article
  • Open Access
10 Citations
5,194 Views
17 Pages

2 December 2021

The safety performance of nuclear power plants (NPPs) is a very important factor in evaluating nuclear energy sustainability. Safety analysis of passive and active safety systems have a positive influence on reactor transient mitigation. One of the c...

  • Communication
  • Open Access
5 Citations
2,927 Views
12 Pages

An Improved Large-Scale Stress-Controlled Apparatus for Long-Term Seepage Study of Coarse-Grained Cohesive Soils

  • Chenghao Chen,
  • Shengshui Chen,
  • Shiang Mei,
  • Shaoyang Han,
  • Xian Zhang and
  • Yi Tang

18 September 2021

Clay–gravel mixture has been widely used in high embankment dams and understanding its seepage characteristics is critical to dam safety. From the instrumental perspective, the realization of continuous pressurized water supply becomes a key technica...

  • Article
  • Open Access
16 Citations
4,964 Views
20 Pages

Sensor-Based Optimized Control of the Full Load Instability in Large Hydraulic Turbines

  • Alexandre Presas,
  • David Valentin,
  • Mònica Egusquiza,
  • Carme Valero and
  • Eduard Egusquiza

30 March 2018

Hydropower plants are of paramount importance for the integration of intermittent renewable energy sources in the power grid. In order to match the energy generated and consumed, Large hydraulic turbines have to work under off-design conditions, whic...

  • Article
  • Open Access
6 Citations
2,582 Views
18 Pages

14 April 2020

The actuator is the key to the stepless capacity control system of a reciprocating compressor. The coupling effect between the actuator and the reciprocating compressor was not considered in the traditional design, and the large design margin led to...

  • Article
  • Open Access
1 Citations
2,022 Views
32 Pages

19 May 2025

Climate change is increasing global temperatures and imposing new constraints on tree regeneration, especially in late-successional species exposed to simultaneous drought and low-light conditions. To disentangle the effects of warming from those of...

  • Article
  • Open Access
6 Citations
2,477 Views
21 Pages

27 September 2021

The violent fluctuation of hydrodynamic pressure in stilling basins is an important factor threatening the safety of the bottom plates of stilling basins, and plays an important role in the safe operation of stilling basins. In order to deeply unders...

  • Article
  • Open Access
4 Citations
1,785 Views
28 Pages

Elevators serve as essential vertical transportation systems for both passengers and heavy loads in modern buildings. Electromechanical lifts have become the dominant choice due to their performance advantages over hydraulic systems. A critical compo...

  • Article
  • Open Access
813 Views
16 Pages

22 October 2025

Flood frequency analysis is essential for designing resilient hydraulic infrastructure, but traditional stationary models fail to capture the influence of climate variability and land-use change. This study applies a bivariate logistic model with non...

  • Article
  • Open Access
1 Citations
943 Views
25 Pages

14 January 2025

In off-road environments, the lateral rollover stability of articulated unmanned rollers (URs) is critical to ensure operational safety and efficiency. This paper introduces the concept of a rollover energy barrier (REB), a symmetry-based metric that...

  • Article
  • Open Access
7 Citations
3,556 Views
13 Pages

9 March 2021

Concern over the asymmetric phenomena in the core region has increased considering safety issues that are highly possible to reduce the thermal margin significantly in nuclear power plants. Since the seized reactor coolant pump (RCP) accident of an a...

  • Article
  • Open Access
11 Citations
8,641 Views
28 Pages

31 July 2014

This study is focused on defining and optimizing the design parameters of inherently safe “battery” type sodium-cooled metallic-fueled nuclear reactor cores that operate on a single stationary fuel loading at full power for 30 years. A total of 29 co...

  • Article
  • Open Access
8 Citations
4,397 Views
22 Pages

Assessing Drought Response in the Southwestern Amazon Forest by Remote Sensing and In Situ Measurements

  • Ranieli Dos Anjos De Souza,
  • Valdir Moura,
  • Rennan Andres Paloschi,
  • Renata Gonçalves Aguiar,
  • Alberto Dresch Webler and
  • Laura De Simone Borma

4 April 2022

Long-term meteorological analyzes suggest an increase in air temperature and a decrease in rainfall over the Amazon biome. The effect of these climate changes on the forest remains unresolved, because field observations on functional traits are spars...

  • Article
  • Open Access
1 Citations
2,189 Views
16 Pages

12 December 2023

Urban forests provide considerable ecosystem services for city dwellers, yet the function of forest species is increasingly challenged by urban drought. Understanding drought tolerance of urban forest species would facilitate vegetation conservation...

  • Article
  • Open Access
2 Citations
1,891 Views
18 Pages

Hydraulic Traits and Non-Structural Carbon Responses to Drought Stress in Reaumuria soongorica (Pall.) Maxim. and Salsola passerina Bunge

  • Hongyong Wang,
  • Jing Ma,
  • Tingting Xie,
  • Furong Niu,
  • Cai He,
  • Yating Shi,
  • Zhengzhong Zhang,
  • Jing Zhang and
  • Lishan Shan

2 February 2024

Drought-induced plant mortality, resulting from either hydraulic failure or carbon starvation, is hypothesized to be modulated by the drought intensity. However, there is a paucity of research investigating the response strategies in desert shrubs un...

  • Article
  • Open Access
690 Views
21 Pages

2 November 2025

The heart is the body’s core pump. Heart failure impairs the heart’s ability to pump blood, leading to circulatory disorders. The artificial heart (blood pump) is an important mechanical circulatory support device that can partially or co...

  • Review
  • Open Access
55 Citations
8,825 Views
22 Pages

28 January 2023

A combined severe heatwave and drought, starting in 2018 and lasting for several months, restarted the discussion on the resistance of European beech to climatic changes, with severe growth reductions, early leaf senescence, leaf browning, and diebac...

  • Article
  • Open Access
35 Views
51 Pages

Safety-Aware Multi-Agent Deep Reinforcement Learning for Adaptive Fault-Tolerant Control in Sensor-Lean Industrial Systems: Validation in Beverage CIP

  • Apolinar González-Potes,
  • Ramón A. Félix-Cuadras,
  • Luis J. Mena,
  • Vanessa G. Félix,
  • Rafael Martínez-Peláez,
  • Rodolfo Ostos,
  • Pablo Velarde-Alvarado and
  • Alberto Ochoa-Brust

Fault-tolerant control in safety-critical industrial systems demands adaptive responses to equipment degradation, parameter drift, and sensor failures while maintaining strict operational constraints. Traditional model-based controllers struggle unde...

  • Article
  • Open Access
823 Views
21 Pages

13 November 2025

This article examines the effects of climate change on the 32 million inhabitants of the Megalopolis of Central Mexico (MCM), which is threatened by chaotic urbanization, land-use changes, the deforestation of the Forest of Water by organized crime,...

  • Article
  • Open Access
393 Views
20 Pages

Quantifying Rainfall-Induced Instability Thresholds in Arid Open-Pit Mine Slopes: GeoStudio Insights from a 12-Hour Saturation Window

  • Jia Zhang,
  • Haoyue Zhao,
  • Wei Huang,
  • Xinyue Li,
  • Guorui Wang,
  • Adnan Ahmed,
  • Feng Liu,
  • Yu Gao,
  • Yongfeng Gong and
  • Jie Hu
  • + 2 authors

20 December 2025

In arid open-pit mines, rainfall-triggered slope instability presents significant risks, but quantitative thresholds are poorly defined due to limited integration of transient seepage and stability in low-permeability soils. This study fills this gap...

  • Article
  • Open Access
7 Citations
3,446 Views
22 Pages

16 April 2021

Ecologically extreme habitats at a species’ distribution edges bear significance for biota under adverse climatic conditions and climate change. Range-edge populations adjust their functional traits to the special local ecological conditions, leading...

  • Article
  • Open Access
504 Views
15 Pages

Thermal Hydraulics and Solid Mechanics Multiphysics Safety Analysis of a Heavy Water Reactor with Thorium-Based Fuel

  • Bayan Kurbanova,
  • Yuriy Sizyuk,
  • Ansar Aryngazin,
  • Zhanna Alsar,
  • Ahmed Hassanein and
  • Zinetula Insepov

30 November 2025

Growing environmental awareness has renewed interest in thorium as a nuclear fuel, underscoring the need for further studies to evaluate how reactors perform when conventional fuels are replaced with thorium-based alternatives. In this study, thermal...

  • Article
  • Open Access
907 Views
14 Pages

29 November 2024

Concrete stress is a key factor influencing the operational safety of concrete dams, and understanding the true distribution and variation of stress is a major research focus in the field of dam engineering. In the heel region of the dam, internal vo...

  • Article
  • Open Access
21 Citations
5,149 Views
21 Pages

Bioengineering Solution to Prevent Rainfall-Induced Slope Failures in Tropical Soil

  • Ujwalkumar Dashrath Patil,
  • Austin J. Shelton III and
  • Edriel Aquino

15 March 2021

This paper presents test results of comprehensive laboratory and field-testing program efforts for the development of bioengineering solutions such as growing vegetation for protection of slopes from erosion and landslides in a tropical environmental...