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21,487 Results Found

  • Article
  • Open Access
3 Citations
2,913 Views
34 Pages

Namares—A Surface Inventory and Intervention Assessment Model for Urban Resource Management

  • Elias Naber,
  • Rebekka Volk,
  • Kai Mörmann,
  • Denise Boehnke,
  • Thomas Lützkendorf and
  • Frank Schultmann

11 July 2022

Densely built-up areas are challenged by reduced biodiversity, high volumes of runoff water, reduced evaporation, and heat accumulation. Such phenomena are associated with imperviousness and low, unsustainable utilisation of land and exterior buildin...

  • Article
  • Open Access
56 Citations
12,665 Views
48 Pages

18 March 2013

An environmental risk assessment (ERA) for the aquatic compartment in Europe from human use was developed for the old antibiotic Trimethoprim (TMP), comparing exposure and effects. The exposure assessment is based on European risk assessment default...

  • Feature Paper
  • Article
  • Open Access
5 Citations
3,313 Views
26 Pages

Probabilistic Surface Layer Fatigue Strength Assessment of EN AC-46200 Sand Castings

  • Sebastian Pomberger,
  • Matthias Oberreiter,
  • Martin Leitner,
  • Michael Stoschka and
  • Jörg Thuswaldner

9 May 2020

The local fatigue strength within the aluminium cast surface layer is affected strongly by surface layer porosity and cast surface texture based notches. This article perpetuates the scientific methodology of a previously published fatigue assessment...

  • Article
  • Open Access
1 Citations
2,513 Views
16 Pages

Mechanical Properties, Surface Assessment, and Structural Analysis of Functionalized CFRPs after Accelerated Weathering

  • Dionisis Semitekolos,
  • Georgios Konstantopoulos,
  • Aikaterini-Flora Trompeta,
  • Craig Jones,
  • Amit Rana,
  • Christopher Graham,
  • Mauro Giorcelli,
  • Alberto Tagliaferro,
  • Elias P. Koumoulos and
  • Costas A. Charitidis

24 November 2021

The present study focuses on the effect of two novel carbon fibre surface treatments, electropolymerisation of methacrylic acid and air pressure plasma, on the mechanical properties and structural integrity of carbon-fibre-reinforced composites under...

  • Article
  • Open Access
3 Citations
3,846 Views
23 Pages

3 August 2018

In addition to remote-sensing monitoring, reconstructing morphologic surface models through interpolation is an effective means to reflect the geomorphological evolution, especially for the lagoons of coral atolls, which are underwater. However, whic...

  • Article
  • Open Access
37 Citations
6,145 Views
13 Pages

Objective 3D Printed Surface Quality Assessment Based on Entropy of Depth Maps

  • Jarosław Fastowicz,
  • Marek Grudziński,
  • Mateusz Tecław and
  • Krzysztof Okarma

21 January 2019

A rapid development and growing popularity of additive manufacturing technology leads to new challenging tasks allowing not only a reliable monitoring of the progress of the 3D printing process but also the quality of the printed objects. The automat...

  • Article
  • Open Access
211 Citations
13,941 Views
15 Pages

22 February 2017

The use of Unmanned Aerial Vehicles (UAV) for photogrammetric surveying has recently gained enormous popularity. Images taken from UAVs are used for generating Digital Surface Models (DSMs) and orthorectified images. In the glaciological context, the...

  • Article
  • Open Access
7 Citations
3,440 Views
13 Pages

21 September 2023

Background: Patient-reported dry eye symptoms (DESs), assessed using the Ocular Surface Disease Index (OSDI) and the Symptom Assessment iN Dry Eye (SANDE) questionnaires, were compared in a large sample of patients. Methods: The correlation (Spearman...

  • Article
  • Open Access
31 Citations
3,418 Views
12 Pages

28 June 2021

Global research interest in the domain of maritime autonomous surface ships (MASS) is dramatically increasing. With new prototypes planned to be set to the seas where various operational modes (OMs) are claimed, the issue of the safety evaluation of...

  • Article
  • Open Access
35 Citations
7,672 Views
20 Pages

21 April 2015

Surface net radiation plays an important role in land–atmosphere interactions. The net radiation can be retrieved from satellite radiative products, yet its accuracy needs comprehensive assessment. This study evaluates monthly surface net radiation...

  • Article
  • Open Access
15 Citations
4,203 Views
20 Pages

Reliable Surface Analysis Data of Nanomaterials in Support of Risk Assessment Based on Minimum Information Requirements

  • Jörg Radnik,
  • Reinhard Kersting,
  • Birgit Hagenhoff,
  • Francesca Bennet,
  • Dmitri Ciornii,
  • Penny Nymark,
  • Roland Grafström and
  • Vasile-Dan Hodoroaba

The minimum information requirements needed to guarantee high-quality surface analysis data of nanomaterials are described with the aim to provide reliable and traceable information about size, shape, elemental composition and surface chemistry for r...

  • Article
  • Open Access
48 Citations
6,283 Views
21 Pages

Assessment of Surface Water Resources in the Big Sunflower River Watershed Using Coupled SWAT–MODFLOW Model

  • Fei Gao,
  • Gary Feng,
  • Ming Han,
  • Padmanava Dash,
  • Johnie Jenkins and
  • Changming Liu

14 March 2019

The groundwater level in the Big Sunflower River Watershed (BSRW) in the U.S. has declined significantly in the past 30 years. Therefore, it is imperative to assess surface water resources (SWR) availability in BSRW to mitigate groundwater use for ir...

  • Article
  • Open Access
11 Citations
2,730 Views
24 Pages

26 September 2022

Continuous rigid-frame bridges across valleys are often at risk of rockfalls caused by heavy rainfalls, earthquakes, and debris flow in a mountainous environment. Hollow thin-walled bridge piers (HTWBP) in valleys are exposed to the threat of impact...

  • Article
  • Open Access
79 Citations
6,114 Views
18 Pages

Spatial Distribution and Fuzzy Health Risk Assessment of Trace Elements in Surface Water from Honghu Lake

  • Fei Li,
  • Zhenzhen Qiu,
  • Jingdong Zhang,
  • Chaoyang Liu,
  • Ying Cai and
  • Minsi Xiao

Previous studies revealed that Honghu Lake was polluted by trace elements due to anthropogenic activities. This study investigated the spatial distribution of trace elements in Honghu Lake, and identified the major pollutants and control areas based...

  • Article
  • Open Access
5 Citations
3,197 Views
21 Pages

27 February 2023

This paper proposes a geo-hazard risk assessment technique to analyze the impacts of surface subsidence monitored in a major coal mine in Nigeria. In many developing countries, disaster risk management schemes have mainly focused on traditional singu...

  • Article
  • Open Access
14 Citations
3,118 Views
24 Pages

A Novel Method in Surface Water Quality Assessment Based on Improved Variable Fuzzy Set Pair Analysis

  • Yucheng Liu,
  • Chuansheng Wang,
  • Yutong Chun,
  • Luxin Yang,
  • Wei Chen and
  • Jack Ding

In the case of surface water pollution, it is important and necessary to accurately assess the level of contaminated water and ensure the safety of drinking water for people in disaster areas during floods. However, for the assessment of the strict r...

  • Article
  • Open Access
11 Citations
3,495 Views
15 Pages

1 August 2024

Heavy metal pollution seriously threatens the drinking water safety and ecological environment in karst lead–zinc mines. Fifteen groundwater and surface water samples were collected in a karst lead–zinc mine in Daxin, Chongzuo. Ten heavy...

  • Article
  • Open Access
22 Citations
4,678 Views
18 Pages

Distribution, Concentration, and Ecological Risk Assessment of Trace Metals in Surface Sediment of a Tropical Bangladeshi Urban River

  • Md. Nur-E-Alam,
  • Mohammed Abdus Salam,
  • Sanchita Dewanjee,
  • Md. Foysal Hasan,
  • Hafizur Rahman,
  • Aweng Eh Rak,
  • Abu Reza Md. Towfiqul Islam and
  • Md. Yunus Miah

22 April 2022

Trace metal contamination in sediments is a global concern. This study aimed to assess the contamination level of trace metals, their sources, and ecological risk in surface sediments of Karnaphuli River—a tropical urban river in Bangladesh. Fo...

  • Article
  • Open Access
990 Views
25 Pages

Urban Heat on Hold: A Remote Sensing-Based Assessment of COVID-19 Lockdown Effects on Land Surface Temperature and SUHI in Nowshera, Pakistan

  • Waqar Akhtar,
  • Jinming Sha,
  • Xiaomei Li,
  • Muhammad Jamal Nasir,
  • Waqas Ahmed Mahar,
  • Syed Hamid Akbar,
  • Muhammad Ibrahim and
  • Sami Ur Rahman

4 December 2025

The COVID-19 pandemic presented an unprecedented opportunity to assess the environmental effects of reduced anthropogenic activity on urban climates. This study investigates the impact of COVID-19-induced lockdowns on land surface temperature (LST) a...

  • Article
  • Open Access
13 Citations
2,789 Views
19 Pages

The arctic region is a remote area with relatively few anthropogenic inputs, but there is increasing concern over toxic trace metal contamination in the Arctic Ocean. In this study, distribution characteristics of eight trace metals in the surface se...

  • Article
  • Open Access
14 Citations
2,331 Views
18 Pages

25 November 2022

In this study, 24 surface water samples were collected from the main trunk/tributary of the Lijiang River during the wet season (April) and the dry season (December) in 2021. The total concentration of 11 heavy metal(loid)s (Al, Cu, Pb, Zn, Cr, Ni, C...

  • Article
  • Open Access
4 Citations
2,389 Views
21 Pages

29 July 2024

The Fengyun-4B (FY-4B) satellite is currently the primary operational geostationary meteorological satellite in China, replacing the previous FY-4A satellite. The advanced geostationary radiation imager (AGRI) aboard the FY-4B satellite provides an o...

  • Review
  • Open Access
1,870 Views
19 Pages

28 August 2023

The study of pollution and risk assessment of surface water in watersheds is important for the use and management of surface water, as well as for the stability of ecosystems and human health. This study focused on a typical watershed in an arid zone...

  • Article
  • Open Access
1,496 Views
18 Pages

3 November 2025

Coal-to-Synthetic Natural Gas (SNG) plays a crucial role in China’s decarbonization strategy but faces significant sustainability challenges due to its carbon-intensive nature. This study integrates Life Cycle Assessment (LCA) with Box–Be...

  • Article
  • Open Access
22 Citations
5,721 Views
25 Pages

Accuracy Assessment on MODIS (V006), GLASS and MuSyQ Land-Surface Albedo Products: A Case Study in the Heihe River Basin, China

  • Xiaodan Wu,
  • Jianguang Wen,
  • Qing Xiao,
  • Dongqin You,
  • Baocheng Dou,
  • Xinwen Lin and
  • Andreas Hueni

16 December 2018

This study assessed accuracies of MCD43A3, Global Land-Surface Satellite (GLASS) and forthcoming Multi-source Data Synergized Quantitative Remote Sensing Production system (MuSyQ) albedos using ground observations and Huan Jing (HJ) data over the Hei...

  • Feature Paper
  • Article
  • Open Access
22 Citations
3,274 Views
24 Pages

Dynamic Probabilistic Risk Assessment Based Response Surface Approach for FLEX and Accident Tolerant Fuels for Medium Break LOCA Spectrum

  • Asad Ullah Amin Shah,
  • Robby Christian,
  • Junyung Kim,
  • Jaewhan Kim,
  • Jinkyun Park and
  • Hyun Gook Kang

27 April 2021

After the Fukushima Daiichi Accident, the safety features such as accident tolerant fuel (ATF) and diverse and flexible coping strategies (FLEX) for existing nuclear fleets are being investigated by the US Department of Energy under the Light Water R...

  • Article
  • Open Access
1 Citations
890 Views
19 Pages

12 November 2025

Most risk assessment and source apportionment studies of the heavy metals in the surface soils in China have focused primarily on East China, whereas studies focused on Northwest China, particularly regarding heavy metals in surface soils in the cent...

  • Article
  • Open Access
2,044 Views
20 Pages

Effect of Pozzolanic Additive on Properties and Surface Finish Assessment of Concrete

  • Giedrius Girskas,
  • Dalius Kriptavičius,
  • Olga Kizinievič and
  • Jurgita Malaiškienė

This research focuses on the impact of a pozzolanic additive (zeolite) on the durability properties of concrete and the evaluation of the surface finish of the final product (concrete). Durability is one of the key characteristics of concrete that en...

  • Article
  • Open Access
15 Citations
3,470 Views
17 Pages

In order to understand the water cycle and assess the water quality for irrigation purposes in the Upper Pi River Basin (UPRB), which is the northern slope of the Dabie Mountains, 68 surface water and groundwater samples were collected and analyzed f...

  • Article
  • Open Access
3,397 Views
26 Pages

Multifaceted Geometric Assessment towards Simplified Urban Surfaces Built by 3D Reconstruction

  • Sheng’en Liu,
  • Hui Yi,
  • Xiangning Chen,
  • Decheng Wang and
  • Wei Jin

Large-scale three-dimensional (3D) reconstruction from multi-view images is used to generate 3D mesh surfaces, which are usually built for urban areas and are widely applied in many research hotspots, such as smart cities. Their simplification is a s...

  • Article
  • Open Access
20 Citations
3,197 Views
15 Pages

Geochemical Characteristics and Ecological Risk Assessment of Heavy Metals in Surface Soil of Gaomi City

  • Zongjun Gao,
  • Hongzhi Dong,
  • Songtao Wang,
  • Yuqi Zhang,
  • Hairui Zhang,
  • Bing Jiang and
  • Yang Liu

Gaomi City, the hinterland of Jiaolai Plain in Shandong Peninsula, was selected as the research object. A total of 8197 surface soil samples were collected to determine the contents of eight soil heavy metals (HMs)including Copper (Cu), Lead (Pb), Zi...

  • Article
  • Open Access
38 Citations
8,427 Views
22 Pages

Drought Risk Assessment Based on Vulnerability Surfaces: A Case Study of Maize

  • Hao Guo,
  • Xingming Zhang,
  • Fang Lian,
  • Yuan Gao,
  • Degen Lin and
  • Jing’ai Wang

18 August 2016

Agriculture is a sector easily affected by meteorological conditions. Crop yield reduction, even regional conflicts, may occur during a drought. It is extremely important to improve the state of our knowledge on agricultural drought risk. This study...

  • Article
  • Open Access
35 Citations
6,457 Views
32 Pages

SDG-Based Sustainability Assessment Methodology for Innovations in the Field of Urban Surfaces

  • Kristina Henzler,
  • Stephanie D. Maier,
  • Michael Jäger and
  • Rafael Horn

1 June 2020

The sustainability of urban surfaces can be enhanced by introducing innovations. An ex-ante assessment of the potential sustainability impacts of innovations in urban areas can provide decision-makers with valuable recommendations for their selection...

  • Article
  • Open Access
887 Views
18 Pages

Occurrence and Risk Assessment of Metals and Metalloids in Surface Drinking Water Sources of the Pearl River Basin

  • Bin Li,
  • Yang Hu,
  • Yinying Zhu,
  • Yubo Yang,
  • Xiang Tu,
  • Shouliang Huo,
  • Qing Fu,
  • Sheng Chang and
  • Kunfeng Zhang

2 October 2025

Based on monitoring data from 2019 to 2024 at 270 typical surface drinking water sources (SDWS) in the Pearl River Basin (PRB), the occurrence and health risks of metal and metalloid pollutants (MMPs) were analyzed from a large watershed scale and lo...

  • Article
  • Open Access
932 Views
16 Pages

Multi-Dimensional Control Rules and Assessment Methods for Surface Engineering Data Quality in Oil and Gas Field

  • Taiwu Xia,
  • Feng Wang,
  • Zhan Huang,
  • Wei Zhang,
  • Gangping Chen,
  • Jun Zhou and
  • Cui Liu

18 August 2025

The current digital delivery of surface engineering in oil and gas fields faces challenges such as difficulty in integrating multiple heterogeneous data sources, low efficiency in quality reviews, and a lack of unified evaluation standards, which ser...

  • Article
  • Open Access
13 Citations
3,811 Views
19 Pages

24 December 2022

The walkability of a neighborhood impacts public health and leads to economic and environmental benefits. The condition of sidewalks is a significant indicator of a walkable neighborhood as it supports and encourages pedestrian travel and physical ac...

  • Article
  • Open Access
21 Citations
3,810 Views
13 Pages

3D Method for Occlusal Tooth Wear Assessment in Presence of Substantial Changes on Other Tooth Surfaces

  • Nikolaos Gkantidis,
  • Konstantinos Dritsas,
  • Christos Katsaros,
  • Demetrios Halazonetis and
  • Yijin Ren

4 December 2020

Early diagnosis and timely management of tooth or dental material wear is imperative to avoid extensive restorations. Previous studies suggested different methods for tooth wear assessment, but no study has developed a three-dimensional (3D) superimp...

  • Article
  • Open Access
2 Citations
2,971 Views
15 Pages

20 October 2022

The development of a computationally efficient machine learning-based framework to understand the underlying causes for biases in climate model simulated fields is presented in this study. The framework consists of a two-step approach, with the first...

  • Article
  • Open Access
10 Citations
3,252 Views
12 Pages

3D Occlusal Tooth Wear Assessment in Presence of Limited Changes in Non-Occlusal Surfaces

  • Nikolaos Gkantidis,
  • Konstantinos Dritsas,
  • Christos Katsaros,
  • Demetrios Halazonetis and
  • Yijin Ren

The study aimed to develop an accurate and convenient 3D occlusal tooth wear assessment technique, applicable when surfaces other than the occlusal undergo changes during the observation period. Various degrees of occlusal tooth wear were simulated i...

  • Article
  • Open Access
29 Citations
5,425 Views
17 Pages

Spatial concentrations and chemical fractions of heavy metals (Cr, Cu, Pb, Zn and Cd) in 16 sampling sites from the Honghu Lake were investigated using an atomic absorption spectrophotometer and optimized BCR (the European Community Bureau of Referen...

  • Review
  • Open Access
18 Citations
5,073 Views
23 Pages

20 May 2022

To investigate relevant processes as well as to predict the possible impact of soil erosion, many soil erosion modelling tools have been developed. The most productive development of process-based models took place at the end of the 20th century. Sin...

  • Article
  • Open Access
3 Citations
2,606 Views
24 Pages

7 December 2023

A neighborhood’s walkability is associated with public health, economic and environmental benefits. The state of the walking surface on sidewalks is a key factor in assessing walkability, as it promotes pedestrian movement and exercise. Yet, co...

  • Article
  • Open Access
14 Citations
4,284 Views
19 Pages

9 September 2020

Quality assessment of the 3D printed surfaces is one of the crucial issues related to fast prototyping and manufacturing of individual parts and objects using the fused deposition modeling, especially in small series production. As some corrections o...

  • Article
  • Open Access
40 Citations
6,621 Views
24 Pages

Surface Reconstruction Assessment in Photogrammetric Applications

  • Erica Nocerino,
  • Elisavet Konstantina Stathopoulou,
  • Simone Rigon and
  • Fabio Remondino

16 October 2020

The image-based 3D reconstruction pipeline aims to generate complete digital representations of the recorded scene, often in the form of 3D surfaces. These surfaces or mesh models are required to be highly detailed as well as accurate enough, especia...

  • Article
  • Open Access
58 Citations
6,874 Views
12 Pages

The Beibu Gulf (also named the Gulf of Tonkin), located in the northwest of the South China Sea, is representative of a bay suffering from turbulence and contamination associated with rapid industrialization and urbanization. In this study, we aim to...

  • Article
  • Open Access
37 Citations
11,675 Views
19 Pages

Assessment of Aircraft Surface Heat Exchanger Potential

  • Hagen Kellermann,
  • Anaïs Luisa Habermann and
  • Mirko Hornung

19 December 2019

Providing sufficient cooling power for an aircraft will become increasingly challenging with the introduction of (hybrid-) electric propulsion. To avoid excessive drag from heat exchangers, the heat sink potential of the aircraft surface is evaluated...

  • Article
  • Open Access
7 Citations
3,499 Views
23 Pages

18 December 2022

The Arctic region plays an important role in the global climate system. To promote the application of Medium Resolution Spectral Imager-II (MERSI-II) data in the ice surface temperature (IST) inversion, we used the thermal infrared channels (channels...

  • Article
  • Open Access
13 Citations
8,500 Views
14 Pages

Assessment of Fluorescent Particles for Surface Flow Analysis

  • Flavia Tauro,
  • Gabriele Mocio,
  • Emiliano Rapiti,
  • Salvatore Grimaldi and
  • Maurizio Porfiri

14 November 2012

In this paper, a systematic performance assessment of the measurement system for surface flow analysis developed by our group in (Tauro et al., Sensors, 2010) is presented. The system is based on the detection of buoyant fluorescent microspheres thro...

  • Article
  • Open Access
17 Citations
5,067 Views
20 Pages

SWCTI: Surface Water Content Temperature Index for Assessment of Surface Soil Moisture Status

  • Zhiming Hong,
  • Wen Zhang,
  • Changhui Yu,
  • Dongying Zhang,
  • Linyi Li and
  • Lingkui Meng

31 August 2018

The vegetation supply water index (VSWI = NDVI/LST) is an effective metric estimating soil moisture in areas with moderate to dense vegetation cover. However, the normalized difference vegetation index (NDVI) exhibits a long water stress lag and the...

  • Article
  • Open Access
8 Citations
2,226 Views
21 Pages

Assessment of Surface Treatment Degree of Steel Sheets in the Bonding Process

  • Anna Rudawska,
  • Izabela Miturska-Barańska,
  • Elżbieta Doluk and
  • Ewa Olewnik-Kruszkowska

25 July 2022

The aim of the paper is to determine the influence of the surface treatment on the adhesive properties of steel sheet surfaces and the strength of the adhesive joints of steel sheets. The paper also aims to assess the degree of steel sheets’ su...

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