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16,456 Results Found

  • Article
  • Open Access
2 Citations
2,984 Views
10 Pages

Surface Density of Disk Galaxies in MOND

  • Antonino Del Popolo and
  • Morgan Le Delliou

1 January 2023

In this paper, we extend a paper by Milgrom (2009, MNRAS 398, 1023) dealing with the existence of a quasi-universal surface density for object of all mass and structure, if they are in the Newtonian regime, i.e., that their mean acceleration is large...

(This article belongs to the Section Cosmology)
  • Article
  • Open Access
22 Citations
4,938 Views
14 Pages

Nanoparticles with High-Surface Negative-Charge Density Disturb the Metabolism of Low-Density Lipoprotein in Cells

  • Xue Bai,
  • Jiaxin Zhang,
  • Ya-Nan Chang,
  • Weihong Gu,
  • Runhong Lei,
  • Yanxia Qin,
  • Shibo Xia,
  • Sihan Ma,
  • Yuelan Liang and
  • Gengmei Xing
  • + 3 authors

17 September 2018

Endocytosis is an important pathway to regulate the metabolism of low-density lipoprotein (LDL) in cells. At the same time, engineering nanoparticles (ENPs) enter the cell through endocytosis in biomedical applications. Therefore, a crucial question...

(This article belongs to the Section Materials Science)
  • Article
  • Open Access
4 Citations
1,643 Views
29 Pages

14 March 2025

The current limitations in predicting mechanical properties arise from an incomplete understanding of surface-induced size effects in variable-density polymer lattice metastructures. Through large-scale, high-fidelity finite element simulations, we i...

(This article belongs to the Special Issue Mechanic Properties of Polymer Materials)
  • Article
  • Open Access
22 Citations
3,749 Views
10 Pages

Effect of One-Sided Surface Charring of Beech Wood on Density Profile and Surface Wettability

  • Vít Šeda,
  • Dita Machová,
  • Jakub Dohnal,
  • Jakub Dömény,
  • Lucie Zárybnická,
  • Anna Oberle,
  • Veronika Vacenovská and
  • Petr Čermák

29 April 2021

One-sided surface charred European beech wood (Fagus sylvatica L.) was studied. Radial and tangential specimens of dimensions of 50 × 25 × 350 mm were one-sided surface charred at 200, 250, 300, 350, and 400 °C for various times using a contact heati...

(This article belongs to the Special Issue New Frontiers in Wood and Lignocellulosic-Based Materials for Industry and Cultural Heritage)
  • Article
  • Open Access
80 Citations
5,433 Views
11 Pages

1 April 2020

Although the concept of additive manufacturing has been proposed for several decades, momentum in the area of selective laser melting (SLM) is finally starting to build. In SLM, density and surface roughness, as the important quality indexes of SLMed...

(This article belongs to the Special Issue Advances in Additive Manufacturing)
  • Article
  • Open Access
498 Views
33 Pages

11 July 2026

To mitigate the spatial variation in shot velocities induced by nozzle geometry during shot peening of an arced surface (a peening configuration that uses an arc-shaped emission surface to replicate the actual nozzle-induced scattering effect, as dis...

(This article belongs to the Section Advanced Manufacturing)
  • Article
  • Open Access
4 Citations
2,693 Views
17 Pages

5 December 2022

The development of UAV (unmanned aerial vehicle) technology provides an ideal data source for the information extraction of surface cracks, which can be used for efficient, fast, and easy access to surface damage in mining areas. Understanding how to...

  • Article
  • Open Access
17 Citations
5,544 Views
14 Pages

Impervious surface areas (ISA) are heavily influenced by urban structure and related structural features. We examined the effects of object-based impervious surface spatial pattern analysis on land surface temperature and population density in Guangz...

  • Article
  • Open Access
4 Citations
1,296 Views
15 Pages

18 April 2025

Human Immunodeficiency Virus (HIV) Type-1 has been studied heavily for decades, yet one area that is still poorly understood is the virus’ ability to cause cell–cell fusion. In HIV, the fusion process is mediated by viral surface glycopro...

(This article belongs to the Section General Virology)
  • Article
  • Open Access
13 Citations
3,320 Views
16 Pages

15 June 2020

The chromium coating prepared by multi-arc ion plating on the surface of zirconium alloy is easy to fall off under extremely harsh conditions due to the defects of larger particles, pores and weak adhesion between the coating and the zirconium alloy...

  • Article
  • Open Access
21 Citations
4,158 Views
13 Pages

Density Functional Theory Study on the Surface Properties and Floatability of Hemimorphite and Smithsonite

  • Cong Han,
  • Tingting Li,
  • Wei Zhang,
  • Hao Zhang,
  • Sikai Zhao,
  • Yuxin Ao,
  • Dezhou Wei and
  • Yanbai Shen

22 November 2018

Hemimorphite and smithsonite are all-important zinc oxide minerals. The beneficiation and separation of them using flotation method is usually considered difficultly. Minerals surface wettability and its regulation are the core issues in the flotatio...

(This article belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
  • Article
  • Open Access
6 Citations
2,458 Views
22 Pages

30 June 2024

Surface Water–Groundwater (SW–GW) interaction is a crucial aspect of the hydrological cycle and requires accurate modeling for reliable predictions. In many basic hydrological models and calculations, it is common to assume that the water...

(This article belongs to the Special Issue The Impact of Climate Change on Water Resources)
  • Article
  • Open Access
2 Citations
2,339 Views
14 Pages

7 April 2023

In experiments, flame surface density (FSD), defined as flame area per volume, is usually approximated by its two-dimensional (2D) value, as flame length per area. However, this approximation may underestimate the flame wrinkle due to the presence of...

(This article belongs to the Section Energy Science and Technology)
  • Article
  • Open Access
1 Citations
1,345 Views
17 Pages

16 November 2025

The pendant drop method is often used to determine the surface tension of liquids. However, in the process of calculating surface tension, corresponding density data are required, which brings a series of problems to the determination of the surface...

  • Article
  • Open Access
2,180 Views
11 Pages

Design of Self-Integrating Transient Surface Current Density Sensor Integrated Fiber Transmission Link

  • Yifei Liu,
  • Wei Wu,
  • Xin Nie,
  • Mo Zhao,
  • Jiaqi Wang,
  • Feng Wei,
  • Wenbing Wang and
  • Jinxi Li

23 August 2023

The transient surface current density reflects the external coupling of the electromagnetic pulse (EMP) to the tested device. In this paper, the generation mechanism and measurement principle of conductor surface current density are introduced, and t...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
4 Citations
2,766 Views
14 Pages

Covalently Grafted Peptides to Decellularized Pericardium: Modulation of Surface Density

  • Leonardo Cassari,
  • Martina Todesco,
  • Annj Zamuner,
  • Saima Jalil Imran,
  • Martina Casarin,
  • Deborah Sandrin,
  • Joaquin Ródenas-Rochina,
  • José Luis Gomez Ribelles,
  • Filippo Romanato and
  • Monica Dettin
  • + 2 authors

2 February 2023

The covalent functionalization of synthetic peptides allows the modification of different biomaterials (metallic, polymeric, and ceramic), which are enriched with biologically active sequences to guide cell behavior. Recently, this strategy has also...

(This article belongs to the Section Molecular Biophysics)
  • Article
  • Open Access
4 Citations
3,501 Views
13 Pages

The Effect of Hardwood Veneer Densification on Plywood Density, Surface Hardness, and Screw Withdrawal Capacity

  • Heikko Kallakas,
  • Tolgay Akkurt,
  • Alexander Scharf,
  • Fred Mühls,
  • Anti Rohumaa and
  • Jaan Kers

22 July 2024

Increasing environmental awareness and the carbon-storing capability of wood have amplified its relevance as a building material. The demand for high-quality wood species necessitates exploring alternative, underutilized wood sources due to limited f...

(This article belongs to the Section Wood Science and Forest Products)
  • Article
  • Open Access
411 Views
20 Pages

5 July 2026

This study investigates the effects of laser power and scanning rate on the surface morphology, relative density, microhardness and microstructure of pure tungsten fabricated by laser powder bed fusion (LPBF). Increasing the laser power or decreasing...

(This article belongs to the Special Issue Rare-Earth Alloying Effects in Advanced Metallic Materials)
  • Article
  • Open Access
4 Citations
2,798 Views
11 Pages

Dissociative Adsorption of O2 on Ag3Au(111) Surface: A Density Functional Theory Study

  • Yanlin Yu,
  • Mingan Fu,
  • Huaizhang Gu,
  • Lei Wang,
  • Wanxiu Liu,
  • Qian Xie and
  • Guojiang Wu

25 May 2024

The catalytic efficiency of oxygen reduction catalysts is notably influenced by the dissociative adsorption of O2. We conducted a systematic investigation into the dissociative adsorption of O2 on the Ag3Au(111) surface using ab initio density functi...

(This article belongs to the Section Materials for Energy Applications)
  • Article
  • Open Access
5 Citations
3,325 Views
9 Pages

24 September 2019

Surface-mounted permanent magnet synchronous motors (SMPMSM) with high power density and good speed regulation are widely used in industrial applications. In order to further improve its power density, this paper studied the relationship between the...

  • Article
  • Open Access
2 Citations
1,593 Views
24 Pages

29 May 2025

This study investigated the effect of adding polydimethylsiloxane (PDMS) on the processing, surface and mechanical properties of linear low-density polyethylene (rLLDPE) recyclate generated as post-production waste in the rotational molding process....

(This article belongs to the Section Polymeric Materials)
  • Article
  • Open Access
9 Citations
3,454 Views
10 Pages

29 December 2019

Influence of sodium salts of selected chaotropic anions from the Hofmeister series (NaCl, NaBr, NaNO3, NaI) on the surface charge density of phosphatidylcholine membranes was studied. Small unilamellar lipid vesicles were used as a model system in th...

  • Article
  • Open Access
275 Views
20 Pages

Characterizing Long-Term Urban Impervious Surface Dynamics and Landscape Pattern Evolution Through an Integrated Area–Density Perspective

  • Xiaodong Huang,
  • Fangqi Li,
  • Guoquan Dong,
  • Runxiang Cao,
  • Wenbin Mu,
  • Huiping Huang and
  • Wenkai Liu

2 September 2026

Impervious surface expansion is a defining manifestation of urbanization, but changes in total area alone cannot reveal how transitions in development density reshape landscape structure. Adopting an integrated area–density perspective, this st...

(This article belongs to the Section Sustainable Urban and Rural Development)
  • Article
  • Open Access
5 Citations
1,931 Views
16 Pages

Development of a Surface-Inset Permanent Magnet Motor for Enhanced Torque Density in Electric Mountain Bikes

  • Jun Wei Goh,
  • Shuangchun Xie,
  • Huanzhi Wang,
  • Shengdao Zhu,
  • Kailiang Yu and
  • Christopher H. T. Lee

14 July 2025

Electric mountain bikes (eMTBs) demand compact, high-torque motors capable of handling steep terrain and variable load conditions. Surface-mounted permanent magnet synchronous motors (SPMSMs) are widely used in this application due to their simple co...

(This article belongs to the Special Issue New Journey of Energy and Electric Vehicle Revolutions—Infinite Possibilities in the Science World: In Honor of Prof. Dr. C.C. Chan’s 90th Birthday)
  • Article
  • Open Access
8 Citations
3,817 Views
11 Pages

7 March 2019

In this study, closure relations for total and turbulent convection fluxes of flame surface density and scalar dissipation rate were developed (i) by placing the focus of consideration on the flow velocity conditioned to the instantaneous flame withi...

(This article belongs to the Special Issue Numerical Simulations of Turbulent Combustion)
  • Article
  • Open Access
12 Citations
3,355 Views
16 Pages

The Modulating Effect of p-Coumaric Acid on The Surface Charge Density of Human Glioblastoma Cell Membranes

  • Marcin Andrzej Kruszewski,
  • Joanna Kotyńska,
  • Magdalena Kusaczuk,
  • Miroslav Gál and
  • Monika Naumowicz

24 October 2019

p-Coumaric acid (p-CoA), a phenolic acid belonging to the hydroxycinnamic acids family, is a compound with tentative anticancer potential. Microelectrophoretic mobility measurements conducted at various pH values of electrolyte solution were applied...

(This article belongs to the Section Molecular Biophysics)
  • Article
  • Open Access
1 Citations
2,220 Views
13 Pages

31 October 2022

Vibration in ultra-precision machining is an inherent physical phenomenon and a key factor affecting surface generation. However, the influence of the vibration characteristics of aerostatic guideways on the machining morphology has not been fully st...

  • Article
  • Open Access
3,013 Views
13 Pages

We report the ground state stabilization and corresponding electrical transport and magnetotransport properties of a 2D metallic system with an isotropic Fermi surface reconstructed by a charge density wave. The onset of the charge density wave is a...

(This article belongs to the Special Issue Selected Papers from the International Conference on Quantum Materials and Technologies (ICQMT2022))
  • Article
  • Open Access
7 Citations
3,298 Views
12 Pages

14 March 2020

Surface topography and roughness significantly affect the functional properties of engineering parts. In this study, a mathematical model simulating the surface topography in end milling is presented and verified by milling experiments. The three dim...

  • Article
  • Open Access
41 Citations
4,666 Views
20 Pages

26 November 2022

Impervious surfaces (IPS) are the major source of urban heat island effect (UHI), and the relationships between IPS and land surface temperature (LST) have been widely studied. However, the spatial impact of landscape patterns of patches with differe...

(This article belongs to the Special Issue Urban Form and the Urban Heat Island Effect)
  • Article
  • Open Access
8 Citations
3,915 Views
18 Pages

Simple Determination of Gold Nanocrystal Dimensions by Analytical Ultracentrifugation via Surface Ligand-Solvent Density Matching

  • Guillermo González-Rubio,
  • Holger Hilbert,
  • Rose Rosenberg,
  • Bing Ni,
  • Lisa Fuhrer and
  • Helmut Cölfen

Analytical ultracentrifugation (AUC) is a powerful technique to observe colloidal nanocrystals (NCs) directly in solution and obtain critical information about their physical-chemical properties. Nevertheless, a more comprehensive implementation of A...

(This article belongs to the Special Issue Functionalized Gold Nanoparticles: Synthesis, Properties and Biomedical Applications)
  • Article
  • Open Access
19 Citations
7,713 Views
14 Pages

Normalised Mutual Information of High-Density Surface Electromyography during Muscle Fatigue

  • Adrian Bingham,
  • Sridhar P. Arjunan,
  • Beth Jelfs and
  • Dinesh K. Kumar

20 December 2017

This study has developed a technique for identifying the presence of muscle fatigue based on the spatial changes of the normalised mutual information (NMI) between multiple high density surface electromyography (HD-sEMG) channels. Muscle fatigue in t...

(This article belongs to the Special Issue Information Theory Applied to Physiological Signals)
  • Article
  • Open Access
66 Citations
10,896 Views
13 Pages

14 September 2018

This work aims to model and relate the urban density and land surface temperature (LST) by a straightforward and efficient approach. Although the urban density-LST relation is widely addressed in literature, this study allows for its modeling and par...

(This article belongs to the Special Issue Applications of Land Surface Temperature and its Combination with other Satellite Land Products)
  • Article
  • Open Access
11 Citations
3,193 Views
14 Pages

30 March 2023

This study aimed to develop a deep neural network model for predicting the soil water content and bulk density of soil based on features extracted from in situ soil surface images. Soil surface images were acquired using a Canon EOS 100d camera. The...

(This article belongs to the Special Issue Climate Change on Water Resource)
  • Article
  • Open Access
13 Citations
3,565 Views
25 Pages

5 July 2024

This study investigates the effects of process parameters in the powder bed fusion–laser beam (PBF-LB) process on IN939 samples. The parameters examined include laser power (160, 180, and 200 W), laser scanning speed (400, 800, and 1200 mm/s),...

(This article belongs to the Special Issue Additive Manufacturing and Microstructure Characteristics of Metallic Material)
  • Article
  • Open Access
12 Citations
3,397 Views
16 Pages

21 April 2023

The focus of this study is to investigate the causal relationships between global surface temperature changes and various relevant economy-related factors and to provide a clearer regime for authorities. The study reveals that the growth rate of prod...

(This article belongs to the Special Issue Sustainable Development Goals and Role of Energy)
  • Article
  • Open Access
27 Citations
6,015 Views
17 Pages

Optimization of High-Density Fermentation Conditions for Saccharomycopsis fibuligera Y1402 through Response Surface Analysis

  • Hongyang Yuan,
  • Qi Sun,
  • Lanshuang Wang,
  • Zhilei Fu,
  • Tianze Zhou,
  • Jinghao Ma,
  • Xiaoyan Liu,
  • Guangsen Fan and
  • Chao Teng

16 May 2024

Saccharomycopsis fibuligera, which produces enzymes like amylase and protease as well as flavor substances like β-phenyl ethanol and phenyl acetate, plays a crucial role in traditional fermented foods. However, this strain still lacks a high-den...

(This article belongs to the Special Issue Process Optimization and Quality Improvement of Fermented Foods and Beverages)
  • Article
  • Open Access
31 Citations
5,929 Views
13 Pages

A Mild Method for Surface-Grafting PEG Onto Segmented Poly(Ester-Urethane) Film with High Grafting Density for Biomedical Purpose

  • Lulu Liu,
  • Yuanyuan Gao,
  • Juan Zhao,
  • Litong Yuan,
  • Chenglin Li,
  • Zhaojun Liu and
  • Zhaosheng Hou

10 October 2018

In the paper, poly(ethylene glycol) (PEG) was grafted on the surface of poly(ester-urethane) (SPEU) film with high grafting density for biomedical purposes. The PEG-surface-grafted SPEU (SPEU-PEG) was prepared by a three-step chemical treatment under...

(This article belongs to the Special Issue Functional Polyurethanes – In Memory of Prof. József Karger-Kocsis)
  • Communication
  • Open Access
17 Citations
8,930 Views
12 Pages

Influence of Surface Treatment on Tensile Properties of Low-Density Polyethylene/Cellulose Woven Biocomposites: A Preliminary Study

  • Ahmad Adlie Shamsuri,
  • Muhammad Kamarul Azroy Azid,
  • Azmah Hanim Mohamed Ariff and
  • Ahmad Khuzairi Sudari

12 September 2014

Cellulose woven (CW) was surface treated by means of hexadecyltrimethylammonium bromide surfactant (HTAB) in aqueous solution medium at elevated temperature. The parameters of the surface treatment that have been studied are HTAB concentration (0.2,...

(This article belongs to the Collection Polysaccharides)
  • Article
  • Open Access
33 Citations
4,465 Views
16 Pages

18 February 2022

Membrane-type acoustic metamaterials (MAMs) have recently received widespread attention due to their good low-frequency sound-transmission-loss (STL) performance. A fast prediction method for the STL of rectangular membranes loaded with masses of arb...

(This article belongs to the Topic Multiple Application for Novel and Advanced Materials)
  • Article
  • Open Access
13 Citations
3,607 Views
14 Pages

Monitoring of the Surface Charge Density Changes of Human Glioblastoma Cell Membranes upon Cinnamic and Ferulic Acids Treatment

  • Monika Naumowicz,
  • Magdalena Kusaczuk,
  • Marcin Zając,
  • Miroslav Gál and
  • Joanna Kotyńska

22 September 2020

Cinnamic acid (CA) and ferulic acid (FA) are naturally occurring phenolic acids claimed to exert beneficial effects against disorders related to oxidative stress, including cancer. One such malignancy that still remains a therapeutic challenge mainly...

(This article belongs to the Special Issue Quantitative Identification and Action-Mechanisms of Anti-cancer and Anti-inflammatory Natural Compounds)
  • Article
  • Open Access
3 Citations
1,572 Views
19 Pages

Extraction of Pavement Texture–Friction Surface Density Index Using High-Precision Three-Dimensional Images

  • Niangzhi Mao,
  • Shihai Ding,
  • Xiaoping Chen,
  • Changfa Ai,
  • Huaping Yang and
  • Jiayu Wang

Pavement surface texture significantly affects its skid resistance. To characterize pavement surface texture and analyze its correlation with skid resistance, this paper proposes a novel three-dimensional (3D) texture evaluation index: mean texture s...

(This article belongs to the Special Issue Tire/Road Interface and Road Surface Textures)
  • Article
  • Open Access
6 Citations
4,906 Views
19 Pages

4 January 2022

The purpose of this study was to evaluate the four-dimensional relationship between land use, accessibility, density, and surface runoff in urban areas. In contemporary literature, a series of studies have been conducted that extensively discuss the...

(This article belongs to the Special Issue Urban Climate Change, Transport Geography and Smart Cities)
  • Article
  • Open Access
2 Citations
3,595 Views
12 Pages

13 February 2023

An analytical surface-potential-based drain current model for amorphous indium–gallium–zinc–oxide (a-InGaZnO) thin film transistors (TFTs) is proposed by introducing an effective charge density approach in this paper. This approach gives two initial...

(This article belongs to the Section Corrosion, Wear and Erosion)
  • Article
  • Open Access
7 Citations
3,704 Views
18 Pages

10 May 2018

In the field of renewable energy, feedstock such as cellulosic biomass has been proposed as a renewable source of fuel to produce energy. However, the use of raw biomass as feedstock causes high costs in handling, transportation, and storage. Compres...

  • Article
  • Open Access
36 Citations
5,737 Views
15 Pages

Deltamethrin is widely used in pest prevention and control such as red spiders, aphids, and grubs in strawberry. It is important to accurately monitor whether the deltamethrin residue in strawberry exceeds the standard. In this paper, density functio...

(This article belongs to the Section Analytical Chemistry)
  • Article
  • Open Access
6 Citations
2,990 Views
12 Pages

10 October 2022

The catalytic removal of C2H2 by Cu2O was studied by investigating the adsorption and partial oxidation mechanism of C2H2 on both perfect (stoichiometric) and CuCUS-defective Cu2O (111) surface models using density functional theory calculations. The...

(This article belongs to the Section Materials Chemistry)
  • Article
  • Open Access
3 Citations
4,982 Views
24 Pages

An Analytical Method for Determining Flux Density in Surface-Mounted Permanent Magnet Machines with Unequal Magnetic Poles

  • Fengchen Zhai,
  • Shenbo Yu,
  • Weiguang Shan,
  • Liping Wu,
  • Fengjun Zhai,
  • Kun Zhang,
  • Rutong Dou and
  • Pengpeng Xia

An analytical method was proposed for obtaining the magnetic field distribution for surface-mounted permanent magnet machines with the structure of unequal magnetic poles. Firstly, the Laplace equation and Poisson equation were solved using the metho...

  • Article
  • Open Access
98 Citations
11,385 Views
13 Pages

21 February 2020

High-density surface electromyography (HD-sEMG) and deep learning technology are becoming increasingly used in gesture recognition. Based on electrode grid data, information can be extracted in the form of images that are generated with instant value...

(This article belongs to the Section Biomedical Sensors)
  • Article
  • Open Access
8 Citations
4,735 Views
13 Pages

28 April 2023

One of the most promising and heavily researched energy storage systems due to their high energy density, rate capability and extended cycle life are lithium-ion batteries. Their performance and efficiency are nonetheless strongly dependent on their...

(This article belongs to the Special Issue Modeling, Testing and Applications of Metallic Foams and Cellular Materials)

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