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226 Results Found

  • Article
  • Open Access
9 Citations
3,664 Views
26 Pages

A New Method for Analyzing Aero-Optical Effects with Transient Simulation

  • Bo Yang,
  • Zichen Fan,
  • He Yu,
  • Haidong Hu and
  • Zhaohua Yang

21 March 2021

Aero-optical effects reduce the accuracy of optical sensors on high-speed aircraft. Current research usually focuses on light refraction caused by large-scale density structures in turbulence. A method for analyzing photon energy scattering caused by...

(This article belongs to the Section Optical Sensors)
  • Feature Paper
  • Article
  • Open Access
4 Citations
2,776 Views
15 Pages

28 September 2021

With the rapid development of portable devices and micro-small sensors, the demand for small-scale power supplies and high-energy-density energy supply systems is increasing. Comparing with the current popular lithium batteries, micro-scale burners b...

(This article belongs to the Special Issue Advanced Combustion and Combustion Diagnostic Techniques)
  • Article
  • Open Access
12 Citations
2,976 Views
20 Pages

8 January 2022

The shear performance and fracture behavior of microscale ball grid array structure Cu/Sn–3.0Ag–0.5Cu/Cu solder joints with increasing electric current density (from 1.0 × 103 to 6.0 × 103 A/cm2) at various test temperatures (...

  • Review
  • Open Access
51 Citations
18,787 Views
35 Pages

Electropolishing and Shaping of Micro-Scale Metallic Features

  • Sana Zaki,
  • Nan Zhang and
  • Michael D. Gilchrist

18 March 2022

Electropolishing (EP) is most widely used as a metal finishing process. It is a non-contact electrochemical process that can clean, passivate, deburr, brighten, and improve the biocompatibility of surfaces. However, there is clear potential for it to...

(This article belongs to the Section D3: 3D Printing and Additive Manufacturing)
  • Article
  • Open Access
16 Citations
3,822 Views
12 Pages

27 June 2019

Composite structure often shows undesirably significant uncertainty in its mechanical properties, which may consequently result into large stochastic variation of its natural frequency. This study provides stochastic natural frequency analysis of typ...

(This article belongs to the Special Issue Advanced Theoretical and Computational Methods for Complex Materials and Structures)
  • Article
  • Open Access
5 Citations
1,716 Views
14 Pages

8 September 2024

In order to investigate the interphase mass transfer and component distribution characteristics of the CO2–water system under micro-scale and nano-scale transport conditions, a micro-scale kinetic model representing interphase mass transfer in...

  • Article
  • Open Access
18 Citations
4,768 Views
22 Pages

Experimental and Finite Element Simulation of Polyolefin Elastomer Foams Using Real 3D Structures: Effect of Foaming Agent Content

  • Ehsan Rostami-Tapeh-Esmaeil,
  • Amirhosein Heydari,
  • Ali Vahidifar,
  • Elnaz Esmizadeh and
  • Denis Rodrigue

3 November 2022

In this study, polyolefin elastomer (POE) foams were prepared without any curing agent using a single-step foaming technique. The effect of azodicarbonamide (ADC) content as a chemical foaming agent on the foams’ morphology and mechanical prope...

(This article belongs to the Special Issue Structural Integrity Assessment on Polymers and Composites)
  • Article
  • Open Access
83 Citations
6,343 Views
17 Pages

A Newly Created Meso-, Micro-, and Nano-Scale Rough Titanium Surface Promotes Bone-Implant Integration

  • Masakazu Hasegawa,
  • Juri Saruta,
  • Makoto Hirota,
  • Takashi Taniyama and ,
  • Yoshihiko Sugita,
  • Katsutoshi Kubo,
  • Manabu Ishijima,
  • Takayuki Ikeda,
  • Hatsuhiko Maeda and
  • Takahiro Ogawa
  • + 5 authors+ 0 author

Titanium implants are the standard therapeutic option when restoring missing teeth and reconstructing fractured and/or diseased bone. However, in the 30 years since the advent of micro-rough surfaces, titanium’s ability to integrate with bone h...

(This article belongs to the Special Issue Functional Materials for Bone Regeneration: Biomaterials and Cells)
  • Article
  • Open Access
36 Citations
7,204 Views
20 Pages

Understanding Particulate Matter Retention and Wash-Off during Rainfall in Relation to Leaf Traits of Urban Forest Tree Species

  • Myeong Ja Kwak,
  • Jongkyu Lee,
  • Sanghee Park,
  • Yea Ji Lim and ,
  • Handong Kim,
  • Su Gyeong Jeong,
  • Joung-a Son,
  • Sun Mi Je,
  • Hanna Chang and
  • Su Young Woo
  • + 7 authors+ 2 authors

Dynamic particulate matter (PM) behavior on leaves depends on rainfall events, leaf structural and physical properties, and individual tree crowns in urban forests. To address this dependency, we compared the observed relationships between PM wash-of...

(This article belongs to the Special Issue Responses to Environmental Stress in Ornamental Plants/Horticultural Plants)
  • Article
  • Open Access
3 Citations
1,226 Views
18 Pages

5 March 2026

Fused Deposition Modeling (FDM) enables rapid, flexible production of polymer-based parts; however, because of additive manufacturing’s nature, it creates distinct microscale surface structures. These micro-scale surface morphologies directly a...

(This article belongs to the Section D3: 3D Printing and Additive Manufacturing)
  • Article
  • Open Access
1 Citations
1,081 Views
24 Pages

27 March 2026

Artificial light at night (ALAN) data is widely used in urban function analysis and socio-economic activity monitoring, but its application at the micro-scale of cities still faces challenges. This study utilizes high spatial resolution SDGSAT-1 nigh...

(This article belongs to the Special Issue Sensor-Based Systems for Environmental Monitoring and Assessment)
  • Article
  • Open Access
16 Citations
3,395 Views
30 Pages

Concurrent Topology Optimization of Composite Plates for Minimum Dynamic Compliance

  • Heng Zhang,
  • Xiaohong Ding,
  • Weiyu Ni,
  • Yanyu Chen and ,
  • Xiaopeng Zhang and
  • Hao Li
  • + 1 author+ 0 author

11 January 2022

This paper proposes a novel density-based concurrent topology optimization method to support the two-scale design of composite plates for vibration mitigation. To have exceptional damping performance, dynamic compliance of the composite plate is take...

  • Article
  • Open Access
20 Citations
3,771 Views
13 Pages

Inkjet Printing of GAP/NC/DNTF Based Microscale Booster with High Strength for PyroMEMS

  • Yining He,
  • Xiuti Guo,
  • Yanling Long,
  • Guangwu Huang and ,
  • Xiangpu Ren,
  • Chuanhao Xu and
  • Chongwei An
  • + 2 authors+ 0 author

14 April 2020

In order to improve the mechanical strength of micro-booster based on 3,4-dinitrofurazanofuroxan (DNTF), 2,4-toluene diisocyanate (TDI) was introduced into the composite binder of nitrocotton (NC) and glycidyl azide polymer (GAP). A full-liquid explo...

(This article belongs to the Special Issue Miniaturized Pyro Devices)
  • Article
  • Open Access
31 Citations
7,423 Views
19 Pages

Identification of Micro-Scale Landforms of Landslides Using Precise Digital Elevation Models

  • František Chudý,
  • Martina Slámová,
  • Julián Tomaštík,
  • Roberta Prokešová and
  • Martin Mokroš

An active gully-related landslide system is located in a deep valley under forest canopy cover. Generally, point clouds from forested areas have a lack of data connectivity, and optical parameters of scanning cameras lead to different densities of po...

(This article belongs to the Special Issue Mountain Landslides: Monitoring, Modeling, and Mitigation)
  • Article
  • Open Access
4 Citations
2,719 Views
22 Pages

28 July 2023

In this paper, the yield behavior of closed-cell foams under multiaxial load conditions is investigated via finite element analysis on the representative volume element (RVE) scale by using the regular Kelvin of RVE and random models of RVE, respecti...

  • Article
  • Open Access
11 Citations
3,483 Views
13 Pages

14 September 2019

The synergistic effects of zinc oxide (ZnO) Micro/Nano particles simultaneously filled in low-density polyethylene (LDPE) on the space charge characteristics and electrical properties has been investigated by melt blending micro-scale and nanoscale Z...

(This article belongs to the Section Inorganic Crystalline Materials)
  • Article
  • Open Access
22 Citations
3,152 Views
15 Pages

1 July 2020

A simple mathematical model capable of reproducing formation of small-scale spatial structures in prey–predator system is presented. The migration activity of predators is assumed to be determined by the degree of their satiation. The hungrier...

(This article belongs to the Special Issue Mathematical Modelling in Studying Spatial Aspects of Population Dynamics)
  • Article
  • Open Access
10 Citations
1,576 Views
14 Pages

Mechanical and Pore Properties of Foam Concrete Under Salt Erosion Environment

  • Weihong Huang,
  • Jiankun Liu,
  • Qinyuan Shi and
  • Weiwei Niu

15 June 2025

This study investigates the evolution of the macro- and micro-scale properties of foamed concrete under different saline environments, including sulfate, chloride, and composite salt conditions. The research focuses on the changes in compressive stre...

(This article belongs to the Special Issue The Advanced Development in Concrete Materials: Properties and Construction Techniques)
  • Article
  • Open Access
38 Citations
6,193 Views
9 Pages

30 August 2019

The plasmonic enhancement of electromagnetic field energy density at the sharp tips of nanoparticles or nanoscale surface roughnesses of hydrogen-absorbing transition metals, Pd, Ti, and Ni, is quantitatively investigated. A large degree of energy fo...

(This article belongs to the Special Issue Dynamics and Applications of Photon-Nanostructured Systems)
  • Article
  • Open Access
2 Citations
588 Views
37 Pages

29 April 2026

Rapid metropolitan expansion reshapes not only land-use patterns and infrastructure networks but also the spatial organization of micro-commercial systems embedded in everyday urban life. While large-scale retail restructuring has been extensively ex...

(This article belongs to the Section Architectural Design, Urban Science, and Real Estate)
  • Review
  • Open Access
1 Citations
804 Views
22 Pages

17 April 2026

Forests worldwide are increasingly affected by climate-driven stressors and large-scale disturbances that impair tree physiology, disrupt water and carbon balance, and increase mortality risk. In this context, successful natural and artificial regene...

(This article belongs to the Special Issue Wildlife Management and Conservation in Forests Ecosystems)
  • Review
  • Open Access
442 Views
20 Pages

Urban- and Block-Scale Road Network Quality from the Perspective of Walking Needs: Research Progress and Future Directions

  • Yishuang Wu,
  • Jun Cai,
  • Jiaqi Xu,
  • Huining Tian and ,
  • Mengjia Wang,
  • Mengzhen Ding,
  • Qiyao Yang and
  • Lemei Li
  • + 3 authors+ 0 author

17 September 2026

Road transport is indispensable to urban functioning. As people-centered development and community-oriented planning have gained prominence, pedestrian environments and road network quality have received increasing attention. Existing reviews, howeve...

(This article belongs to the Topic AI-Enabled Sustainable Development: Innovation, Governance and Practice)
  • Article
  • Open Access
9 Citations
3,646 Views
12 Pages

Electrochemical Synthesis and Structural Characteristics of New Carbon-Based Materials Generated in Molten Salts

  • Deqiang Ji,
  • Fajin Zhang,
  • Zhiqiang Qiao,
  • Jing Zhang and ,
  • Hongjun Wu and
  • Guanzhong Wang
  • + 1 author+ 0 author

2 October 2022

This article is devoted to providing a new feasible route to realize carbon dioxide reduction and resource utilization. With the wide electrochemical window, high thermal stability and fast mass transfer rate of molten salt electrolyte, new carbon-ba...

(This article belongs to the Special Issue Composite Structures Reinforced by Nano Materials: Applications, Theories and Experiments)
  • Article
  • Open Access
363 Views
40 Pages

Vitality Potential, Observed Use, and Constraints: A Relational Diagnostic Framework for Riverfront Regeneration in Historic Urban Areas

  • Faming Li,
  • Tianming Sun,
  • Yuming Shao,
  • Shikai Wu and ,
  • Kaiting Yang and
  • Yuan Li
  • + 1 author+ 0 author

10 October 2026

As cities shift from expansion to regeneration, riverfronts within historic urban areas face the challenge of accommodating contemporary public life alongside heritage conservation. Yet existing vitality research provides limited integration of spati...

(This article belongs to the Special Issue Urban Regeneration and Sustainable Cities)
  • Article
  • Open Access
1 Citations
1,106 Views
15 Pages

18 January 2026

Numerical simulations of the forming limit diagram (FLD) for SUS430/Al1050/TA1 laminated metal composites (LMCs) are conducted through the crystal plasticity finite element (CPFE) model integrated with the Marciniak–Kuczyński (M–K) t...

(This article belongs to the Section Metals and Alloys)
  • Perspective
  • Open Access
5 Citations
3,650 Views
44 Pages

16 April 2024

Multipulse laser–matter interactions initiate nonlinear and nonequilibrium plasma fluid flow dynamics and their instability creating microscale vortex filaments, loop-soliton chains, and helically paired structures, similar to those at the astr...

  • Article
  • Open Access
704 Views
29 Pages

14 May 2026

This study assesses the configuration potential of embedded outdoor sports facilities in high-density urban areas in response to persistent challenges related to supply–demand imbalance, limited accessibility, and low spatial efficiency under s...

(This article belongs to the Section Land Planning and Landscape Architecture)
  • Article
  • Open Access
6 Citations
4,360 Views
15 Pages

Analysis of Stress Relaxation in Bulk and Porous Ultra-High Molecular Weight Polyethylene (UHMWPE)

  • Eugene S. Statnik,
  • Alexey I. Salimon,
  • Yulia E. Gorshkova,
  • Natallia S. Kaladzinskaya and ,
  • Ludmila V. Markova and
  • Alexander M. Korsunsky
  • + 1 author+ 0 author

8 December 2022

The reported study was devoted to the investigation of viscoelastic behavior for solid and porous ultra-high molecular weight polyethylene (UHMWPE) under compression. The obtained experimental stress curves were interpreted using a two-term Prony ser...

(This article belongs to the Special Issue High-Performance Polyethylene)
  • Article
  • Open Access
30 Citations
6,942 Views
24 Pages

5 September 2019

The increases in urbanization, pollution, resource depletion, and climate change underline the need for urban planning policies that incorporate blue–green infrastructure (BGI) and ecosystem services. This paper proposes a framework for assessi...

(This article belongs to the Special Issue Ecosystem Services, Green Infrastructure and Spatial Planning)
  • Article
  • Open Access
5 Citations
2,342 Views
15 Pages

1 August 2024

This article deals with stress wave decay performance, analysing the stress wave propagation generated by an impulsive unit load in a 2D representative unit cell (RUC) of a polymer composite with circular particles representing spherical particles, e...

(This article belongs to the Special Issue Polymer Composite Analysis and Characterization II)
  • Article
  • Open Access
4 Citations
1,669 Views
22 Pages

23 April 2025

The performance and durability of proton-exchange membrane fuel cells (PEMFCs) are dependent on fuel flow, humidifying water, and outgoing water management. Unlike conventional flow fields with linear channels, the complex 3D flow field—featuri...

(This article belongs to the Section A: Sustainable Energy)
  • Article
  • Open Access
487 Views
31 Pages

Multi-Scale Landscape Character Assessment Framework for Vernacular Landscapes in High-Density Rural Chengdu Plain, China

  • Shiliang Liu,
  • Yuheng Xie,
  • Qianrui Liu,
  • Cong Ma and ,
  • Xinyu Wang,
  • Xinhao Cao,
  • Wenbao Ma and
  • Qibing Chen
  • + 3 authors+ 0 author

15 August 2026

Landscape Character Assessment (LCA) has struggled with scale mismatches and inadequate treatment of cultural expression when applied to high-density cultural landscapes in Asia. On the Chengdu Plain, Western Sichuan, China, remote sensing shows conv...

(This article belongs to the Section Urban Contexts and Urban-Rural Interactions)
  • Review
  • Open Access
4 Citations
1,206 Views
19 Pages

Experimental Research Progress on Gas–Liquid Flow and Heat Transfer Characteristics in Micro Pulsating Heat Pipes

  • Jun Chen,
  • Hao Tian,
  • Wanli Xu,
  • Huangdong Guo and ,
  • Chao Wang,
  • Jincheng Gu and
  • Yichao Cao
  • + 2 authors+ 0 author

29 December 2025

As the power density of microelectronic devices and components continues to increase, thermal management has become a critical bottleneck limiting their performance and reliability. With its advantages of effective heat dissipation, no need for exter...

(This article belongs to the Special Issue Additively Manufactured Microchannels: Microfluidics and Microscale Thermal Management)
  • Article
  • Open Access
1 Citations
511 Views
45 Pages

15 July 2026

As global urban development shifts towards stock upgrading and cultural tourism consumption, historic and cultural districts have become crucial spatial carriers for reshaping local identity and driving urban regeneration. Although the literature exp...

(This article belongs to the Special Issue Multi-Dimensional Organic Conservation of Historical Neighborhood Buildings in the Context of Sustainable Urban Renewal—2nd Edition)
  • Review
  • Open Access
9 Citations
2,442 Views
20 Pages

3 September 2025

Hierarchically porous polymers can unite macro-scale architected voids with micro-scale pores, enabling unique combinations of low density, high surface area, and controlled transport properties that are difficult to achieve with traditional methods....

(This article belongs to the Special Issue Feature Review Papers in Additive Manufacturing Technologies)
  • Article
  • Open Access
53 Citations
6,358 Views
18 Pages

6 February 2018

Conventional asphalt binder derived from the petroleum refining process is widely used in pavement engineering. However, asphalt binder is a non-renewable material. Therefore, the use of a co-production of renewable bio-oil as a modifier for petroleu...

(This article belongs to the Special Issue Advanced Biorefining: Advances in Co-production of Renewable Biomaterials and Biofuels)
  • Article
  • Open Access
5 Citations
1,961 Views
17 Pages

Possibilities to Recycle Thermal Power Plant By-Products in Refractory Castables

  • Jelena Škamat,
  • Renata Boris,
  • Jurgita Malaiškienė,
  • Valentin Antonovič and ,
  • Rimvydas Stonys and
  • Andrius Kudžma
  • + 1 author+ 0 author

24 July 2024

The current research focuses on the analysis of fly ash cenospheres (FACs), a waste generated in coal-fired power plants, and the possibilities of using them in refractory castables. Cenospheres are micro-scale (~50–400 µm) spherical stru...

(This article belongs to the Special Issue Sustainable Waste Management and Recycling for Achieving a Circular Economy)
  • Article
  • Open Access
1 Citations
833 Views
23 Pages

30 March 2026

The precise identification of minute, high-velocity entities within unconstrained visual fields represents a significant hurdle in computational perception. This difficulty primarily arises from the geometric degradation stemming from scale volatilit...

  • Article
  • Open Access
18 Citations
4,230 Views
15 Pages

28 June 2020

As composites are used increasingly in structural components, novel techniques for detecting micro-scale damage are required. Their nanoscale size and high aspect ratio allow carbon nanotubes to create electrically conductive pathways that enable sen...

(This article belongs to the Special Issue Carbon Nanoparticles for Strain Sensing and Damage Monitoring)
  • Article
  • Open Access
465 Views
19 Pages

γ-MnO2-Catalyzed Subcritical and Supercritical Water Oxidation for the Rapid Degradation and Defluorination of Perfluorooctanoic Acid

  • Xiyue Yang,
  • Xinyu Pan,
  • Saisai Wang,
  • Mian Hu and ,
  • Zhongting Hu,
  • Junliang Wang and
  • Zhiyan Pan
  • + 2 authors+ 0 author

4 June 2026

To achieve efficient removal and defluorination of perfluorooctanoic acid (PFOA), a visualized micro-scale fused quartz tube reactor (FQTR) was constructed to systematically investigate sub/supercritical water oxidation (SCWO) processes. Under operat...

(This article belongs to the Section Chemical Processes and Systems)
  • Article
  • Open Access
5 Citations
1,813 Views
30 Pages

Fracture Complexity and Mineral Damage in Shale Hydraulic Fracturing Based on Microscale Fractal Analysis

  • Xin Liu,
  • Jiaqi Zhang,
  • Tianjiao Li,
  • Zhengzhao Liang and ,
  • Siwei Meng,
  • Licai Zheng and
  • Na Wu
  • + 2 authors+ 0 author

The geological structural complexity and microscale heterogeneity of shale reservoirs, characterized by the brittleness index and natural fracture density, exert a decisive effect on hydraulic fracturing’s effectiveness. However, the mechanisms...

(This article belongs to the Special Issue Multiscale Fractal Analysis in Unconventional Reservoirs)
  • Article
  • Open Access
963 Views
40 Pages

14 April 2026

This study examines how high-speed rail (HSR) hubs shape public space vitality in central-city station areas, using Shapingba Station (Chongqing, China) as a representative case of station–city integration. We delineated pedestrian catchments u...

(This article belongs to the Special Issue Advances in Urban Planning and Sustainable Mobility)
  • Article
  • Open Access
952 Views
23 Pages

Spatiotemporal Use Patterns and Perceived Health-Related Benefits of Pocket Parks: Evidence from Three Parks in Nanjing, China

  • Qinyi Wang,
  • Yuxuan Liang,
  • Xinyue Xu,
  • Jingying Wu and ,
  • Xinqi Zhang,
  • Hui Wang and
  • Sijie Zhu
  • + 2 authors+ 0 author

16 March 2026

Rapid urban densification has intensified the scarcity of urban green space and challenged residents’ health and well-being. Pocket parks, as micro-scale infill green spaces embedded in the urban fabric, are increasingly adopted to expand every...

  • Article
  • Open Access
12 Views
15 Pages

4 November 2026

The Lower Silurian Qalibah Formation is a key component of the Arabian Basin petroleum system and hosts the organic-rich Qusaiba Member, a major source rock for Paleozoic hydrocarbon reservoirs in Saudi Arabia. Despite its importance, the micro-scale...

(This article belongs to the Section Earth Sciences)
  • Article
  • Open Access
16 Citations
9,830 Views
15 Pages

Mosses Like It Rough—Growth Form Specific Responses of Mosses, Herbaceous and Woody Plants to Micro-Relief Heterogeneity

  • Benjamin F. Leutner,
  • Manuel J. Steinbauer,
  • Carina M. Müller,
  • Andrea J. Früh and ,
  • Severin Irl,
  • Anke Jentsch and
  • Carl Beierkuhnlein
  • + 2 authors+ 0 author

10 February 2012

Micro-relief heterogeneity can lead to substantial variability in microclimate and hence niche opportunities on a small scale. We explored the relationship between plant species richness and small-scale heterogeneity of micro-relief on the subtropica...

  • Article
  • Open Access
2,696 Views
16 Pages

10 October 2024

In this study, a novel non-cooperative two-player game for minimizing static (Player 1) and dynamic (Player 2) compliances is introduced, implemented, and demonstrated using a multi-scale topology optimization framework for triply periodic minimal su...

  • Article
  • Open Access
1 Citations
2,361 Views
27 Pages

30 November 2024

Investigating the experience and improvement measures for China’s distinctive land supply participation in macro-control processes holds significance for full utilization of land policy. However, the spatial heterogeneity and its theoretical an...

  • Article
  • Open Access
1 Citations
799 Views
30 Pages

27 May 2026

Traditional villages represent vital living heritage in China. We develop a multi-scale eco-coupling framework integrating GIS spatial analysis and 3D laser scanning to analyze the natural and social environment, spatial patterns, and architectural f...

  • Article
  • Open Access
21 Citations
5,483 Views
15 Pages

29 September 2022

LDPE (low-density polyethylene) foams were prepared using the improved compression moulding technique (ICM) with relative densities ranging from 0.3 to 0.7 and with different levels of chemical blowing agents (from 1% to 20%). The density gradients,...

(This article belongs to the Special Issue 3D Printing of Functional Polymer Composites)
  • Communication
  • Open Access
11 Citations
2,974 Views
13 Pages

16 November 2023

The existence of surface plasmon polaritons in doped silicon micro-scale structures has opened up new and innovative possibilities for applications, such as sensing, imaging, and photonics. A CMOS-compatible doped Si plasmonic sensor is proposed and...

(This article belongs to the Section Optical Sensors)

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