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532 Results Found

  • Article
  • Open Access
1 Citations
1,969 Views
23 Pages

14 October 2022

A hood-catch is a car part that fixes the vehicle’s hood to its body. This serves as a mechanism for opening and closing the engine bay of an automobile and prevents safety accidents in which the hood is opened while driving due to vibration ge...

  • Article
  • Open Access
20 Citations
3,058 Views
21 Pages

18 May 2022

This study predicts how the Free Surface Level (FSL) variations around finite length vegetation affect flow structure by using a numerical simulation. The volume of fluid (VOF) technique with the Reynolds stress model (RSM) was used for the simulatio...

  • Article
  • Open Access
10 Citations
2,909 Views
19 Pages

Effects of Various Ripening Media on the Mesoporous Structure and Morphology of Hydroxyapatite Powders

  • Margarita A. Goldberg,
  • Olga S. Antonova,
  • Nadezhda O. Donskaya,
  • Alexander S. Fomin,
  • Fadis F. Murzakhanov,
  • Marat R. Gafurov,
  • Anatoliy A. Konovalov,
  • Artem A. Kotyakov,
  • Alexander V. Leonov and
  • Vladimir S. Komlev
  • + 4 authors

19 January 2023

Mesoporous hydroxyapatite (HA) materials demonstrate advantages as catalysts and as support systems for catalysis, as adsorbent materials for removing contamination from soil and water, and as nanocarriers of functional agents for bone-related therap...

  • Article
  • Open Access
24 Citations
10,790 Views
13 Pages

Hydrodynamic Entrance Length for Laminar Flow in Microchannels with Rectangular Cross Section

  • Germán Ferreira,
  • Artur Sucena,
  • Luís L. Ferrás,
  • Fernando T. Pinho and
  • Alexandre M. Afonso

1 July 2021

This work presents a detailed numerical investigation on the required development length (L=L/B) in laminar Newtonian fluid flow in microchannels with rectangular cross section and different aspect ratios (AR). The advent of new microfluidic technolo...

  • Article
  • Open Access
6 Citations
2,794 Views
21 Pages

21 December 2022

The ejector performance varies with the mixing chamber length which is largely dependent on the fluid liquid volume fraction at the inlet. In this study, numerical simulations are conducted to optimize two mixing chamber lengths of a two-phase ejecto...

  • Article
  • Open Access
6 Citations
2,166 Views
7 Pages

Volumetric Change in the Masseter and Lateral Pterygoid after Mandibular Setback

  • Jae Hyun Kang,
  • Dong Sun Shin,
  • See Woon Kim,
  • Hun Jun Lim and
  • Bong Chul Kim

In this study, we evaluated changes in the masseter and lateral pterygoid muscles in the prognathic mandible group after a mandibular setback by comparing the volume-to-length ratios. Preoperative and postoperative 1-year computed tomography was used...

  • Article
  • Open Access
15 Citations
10,657 Views
14 Pages

6 October 2022

In this study, the effects of the ratio of a motor’s axial length to its pole pitch on efficiency, magnetic flux density distribution, torque, torque/weight, and motor volume were investigated in an outer-rotor (hub) brushless direct current mo...

  • Article
  • Open Access
5 Citations
3,686 Views
9 Pages

Anatomical Characteristics of the Lateral Pterygoid Muscle in Mandibular Prognathism

  • Hwikang Kim,
  • Dongsun Shin,
  • Jaehyun Kang,
  • Seewoon Kim,
  • Hunjun Lim,
  • Jun Lee and
  • Bongchul Kim

28 August 2021

Mandibular prognathism is one of the most concerning subjects in the oral and maxillofacial fields. In our previous studies, we attempted to clarify the etiology of mandibular prognathism. They revealed that one of the major characteristics of mandib...

  • Article
  • Open Access
6 Citations
5,707 Views
11 Pages

Anatomical Characteristics of the Masseter Muscle in Mandibular Prognathism

  • Ji Ho Yang,
  • Dong Sun Shin,
  • Jeong-Hun Yoo,
  • Hun Jun Lim,
  • Jun Lee and
  • Bong Chul Kim

13 May 2021

Mandibular prognathism causes functional and esthetic problems. Therefore, many studies have been conducted to understand its etiology. Following our previous study, which revealed that the major characteristic of the mandible with prognathism is the...

  • Article
  • Open Access
16 Citations
7,777 Views
13 Pages

22 October 2019

The venturi tube is a special kind of pipe which has been widely applied in many fields. Cavitation is one of the most important research issues for the Venturi tube. Hence, three key structural parameters (contraction angle, diffusion angle and cont...

  • Article
  • Open Access
7 Citations
2,382 Views
14 Pages

6 February 2023

Asphalt composite concrete pavement is one of the common pavement forms in China. However, due to the influence of design, materials, construction quality, and other aspects, asphalt composite concrete pavement develops various degrees of cracks afte...

  • Article
  • Open Access
7 Citations
2,621 Views
17 Pages

19 June 2023

This paper aims to experimentally study the compressive and flexural characteristics of cement-based composites developed for fabricating thin, lightweight, and high-performance components of buildings. Expanded hollow glass particles with a 0.25&nda...

  • Article
  • Open Access
2 Citations
3,253 Views
13 Pages

27 February 2023

The urban weaving sections are more complex due to the various disturbing elements within the weaving section, such as lane-change situations. These turbulences reduced road capacity and increased vehicle exhaust emissions. The Highway Capacity Manua...

  • Article
  • Open Access
4 Citations
2,117 Views
17 Pages

Effect of Channel Shape on Heat Transfer and Mechanical Properties of Supercritical CO2 Microchannel Heat Exchanger

  • Peiyue Li,
  • Wen Fu,
  • Kaidi Zhang,
  • Qiulong Li,
  • Yi Zhang,
  • Yanmo Li,
  • Zhihua Wang,
  • Xiuhua Hou,
  • Yuwei Sun and
  • Wei Wei

31 July 2024

The heat exchanger plays a key role in the S-CO2 power cycle of power generation systems based on waste heat and has a large impact on their cost control and compactness. In this paper, we take the channel shape of a microchannel heat exchanger as th...

  • Article
  • Open Access
15 Citations
2,772 Views
26 Pages

14 June 2023

Pure self-compacting concrete has many disadvantages, such as early shrinkage and cracking. The addition of fibers can effectively improve the properties of resistance to tension and cracking of self-compacting concrete, thereby the effect of improvi...

  • Article
  • Open Access
29 Citations
2,545 Views
16 Pages

Orthogonal Analysis on Mechanical Properties of Basalt–Polypropylene Fiber Mortar

  • Huimin Chen,
  • Chunyan Xie,
  • Chao Fu,
  • Jing Liu,
  • Xiuli Wei and
  • Dake Wu

30 June 2020

Orthogonal test method was applied to analyze the strength properties of basalt-polypropylene mortar. The effect of basalt fiber length, polypropylene fiber length, basalt fiber volume content and polypropylene fiber volume content on the 28 d cube c...

  • Article
  • Open Access
15 Citations
2,353 Views
22 Pages

23 February 2023

The deformation performance of recycled aggregate concrete can be effectively improved when basalt fiber is reasonably added. In this paper, the effects of the basalt fiber volume fraction and the length–diameter ratio on the uniaxial compressi...

  • Field Guide
  • Open Access
1,917 Views
10 Pages

Among the leading causes of bacteremia are Escherichia coli, Klebsiella pneumoniae, and Staphylococcus aureus. E. coli and K. pneumoniae are increasingly exhibiting resistance to last-resort antibiotics, such as carbapenems. Rapid and accurate identi...

  • Article
  • Open Access
27 Citations
2,739 Views
10 Pages

Histopathological Ratios to Predict Gleason Score Agreement between Biopsy and Radical Prostatectomy

  • Vincenzo Fiorentino,
  • Maurizio Martini,
  • Marco Dell’Aquila,
  • Teresa Musarra,
  • Ersilia Orticelli,
  • Luigi Maria Larocca,
  • Ernesto Rossi,
  • Angelo Totaro,
  • Francesco Pinto and
  • Francesco Pierconti
  • + 4 authors

Biopsy proven Gleason score is essential to decide treatment modalities for prostate cancer, either surgical (radical prostatectomy) or non-surgical (active surveillance, watchful waiting, radiation therapy and hormone therapy). Several studies indic...

  • Article
  • Open Access
1 Citations
1,713 Views
12 Pages

To improve the thermal performance of inserted highly-conductive material (HCM) for the cooling of a chip, the present work numerically investigates the effects of various geometric and structural parameters of a fractal T-shaped branched HCM on the...

  • Article
  • Open Access
34 Citations
4,161 Views
17 Pages

1 March 2021

In this study, changes in the droplet formation mechanism and the law of droplet length in a two-phase liquid–liquid system in 400 × 400 μm standard T-junction microchannels were experimentally studied using a high-speed camera. The study investigate...

  • Article
  • Open Access
42 Citations
5,887 Views
12 Pages

Variation in the Growth Traits and Wood Properties of Chinese Fir from Six Provinces of Southern China

  • Hongjing Duan,
  • Sen Cao,
  • Huiquan Zheng,
  • Dehuo Hu,
  • Jun Lin,
  • Huazhong Lin,
  • Ruiyang Hu,
  • Yuhan Sun and
  • Yun Li

31 August 2016

To determine the phenotypic variation in 700 ten-year grafted Chinese fir collected from six provinces in southern China, 10 phenotypic traits were investigated: tree height, diameter at breast height, bark thickness, volume of timber, heartwood rati...

  • Article
  • Open Access
19 Citations
3,524 Views
19 Pages

17 November 2021

A model of rectangular microchannel heat sink (MCHS) with porous medium (PM) is developed. Aspect ratio of heat sink (HS) cell and length-width ratio of HS are optimized by numerical simulation method for entropy generation minimization (EGM) accordi...

  • Article
  • Open Access
256 Views
13 Pages

30 December 2025

The start-up of electrophoretic motion in a suspension of uniformly charged, porous, spherical particles within an arbitrary electrolyte solution under a suddenly applied electric field is investigated. The unsteady Stokes/Brinkman equations, modifie...

  • Article
  • Open Access
1 Citations
7,729 Views
16 Pages

A New Approach to the Assessment of the Reduction in Visibility Caused by Fires of Electrical Cables

  • Jozef Martinka,
  • Peter Rantuch,
  • Marek Rolinec,
  • Jiri Pokorny,
  • Karol Balog,
  • Petr Kucera,
  • Marek Rybakowski and
  • Janka Sulova

9 July 2019

Electricity is the most important form of household energy and one of the most important forms of energy for industry and transport. Electrical distribution in construction and transport is almost exclusively implemented using electrical cables. One...

  • Article
  • Open Access
374 Views
26 Pages

17 December 2025

This study investigated the effects of waste steel fiber and high-volume blast furnace slag (BFS) substitution on the mechanical and physical properties of three-dimensional printable concrete (3DPC) to improve its environmental performance. BFS was...

  • Article
  • Open Access
3 Citations
4,144 Views
22 Pages

Design-Unbiased Estimation and Alternatives for Sampling Trees on Plantation Rows

  • Thomas B. Lynch,
  • David Hamlin,
  • Mark J. Ducey and
  • Bruce E. Borders

18 June 2018

Recently, methods for inventories of forest plantations have been proposed based on the use of remote sensing to estimate total row length, followed by the estimation of plantation row attributes, such as number and volume or weight of trees, at rand...

  • Article
  • Open Access
1 Citations
2,885 Views
17 Pages

28 February 2020

The crack initiation and life prediction of fiber-reinforced asphalt concrete (FRAC) surfacing for steel bridge decks under a cyclic vehicle load are analyzed from the perspective of damage mechanics. The damage field and the stress and strain field...

  • Article
  • Open Access
3 Citations
1,933 Views
13 Pages

27 April 2024

In this study, a neural network and a multi-objective genetic algorithm were used to optimize the geometric parameters of segmented thermoelectric generators (TEGs) with trapezoidal legs, including the cold end width of thermoelectric (TE) legs (Wc),...

  • Article
  • Open Access
1 Citations
2,457 Views
12 Pages

6 September 2024

Primarily, breast-conserving therapy is an oncological intervention, but eventually it is judged by its cosmetic result. Remaining cavities from tumor resection can promote seromas, delay healing and cause lasting discomfort. Additionally, volume los...

  • Article
  • Open Access
1 Citations
1,091 Views
12 Pages

Counting Limb Length Ratios in Roux-en-Y Gastric Bypass: A Demonstration of Safety and Feasibility Using a 25-Patient Case Series in a High-Volume Academic Center

  • Doua Elamin,
  • Mélissa V. Wills,
  • Juan Aulestia,
  • Valentin Mocanu,
  • Andrew Strong,
  • Jerry Dang,
  • Xiaoxi Feng,
  • Matthew Kroh,
  • Ricard Corcelles and
  • Salvador Navarrete

25 July 2025

Background: Despite being one of the most performed bariatric procedures, there is no consensus regarding optimal limb lengths for Roux-en-Y gastric bypass (RYGB), which may impact weight loss and obesity-related comorbidity resolution. We hypothesiz...

  • Article
  • Open Access
1 Citations
1,798 Views
18 Pages

Phosphorus Fertilization and Chemical Root Pruning: Effects on Root Traits During the Nursery Stage in Two Mediterranean Species from Central Chile

  • Fiorella Calderón-Ureña,
  • Carolina Álvarez-Maldini,
  • Manuel Acevedo,
  • Manuel E. Sánchez-Olate,
  • R. Kasten Dumroese,
  • Antay Sierra-Olea,
  • Juan F. Ovalle and
  • Edwin Esquivel-Segura

12 January 2025

The role of a plant root system in resource acquisition is relevant to confront drought events caused by climate change. Accordingly, nursery practices like phosphorous (P) fertilization and root pruning have been shown to modify root architecture; h...

  • Article
  • Open Access
5 Citations
3,005 Views
10 Pages

Breakup Dynamics of Droplets in Symmetric Y-Junction Microchannels

  • Li Lei,
  • Yuting Zhao,
  • Jun An,
  • Bo Zhang and
  • Jingzhi Zhang

15 April 2022

The experimental method is used to study the droplet breaking characteristics of an immiscible liquid–liquid t8wo-phase fluid in symmetric Y-junction microchannels. Silicone oil is used as the dispersed phase and distilled water containing 0.5%...

  • Article
  • Open Access
2 Citations
2,237 Views
16 Pages

16 April 2024

To effectively recycle waste petroleum products and construction waste, recycling polypropylene fiber (RPF) and recycled aggregate can be mixed into concrete to make RPF recycled coarse aggregate (RCA) concrete. In this study, the RPF recycled from a...

  • Article
  • Open Access
755 Views
25 Pages

2 September 2025

Aerostatic conical bearings with micro-orifices (ACBMOs) can simultaneously withstand both radial and axial external loads and have high power density. Nevertheless, due to the larger surface-to-volume ratio and length-to-diameter ratio of micro-orif...

  • Article
  • Open Access
46 Citations
11,571 Views
14 Pages

30 June 2016

This study aims to demonstrate the feasibility for classifying kiwifruit into shape grades by adding a single camera to current Chinese sorting lines equipped with weight sensors. Image processing methods are employed to calculate fruit length, maxim...

  • Article
  • Open Access
8 Citations
5,994 Views
15 Pages

Experimental Study on Erosion and Sedimentation Patterns Downstream of a W-weir in a Sinusoidal Mild Bend

  • Milad Abdollahpour,
  • Ali Hosseinzadeh Dalir,
  • Davod Farsadizadeh and
  • Carlo Gualtieri

29 August 2017

Erosion in river bends causes loss of agricultural lands, adjacent facilities, and fish habitat. W-weir structures are recommended for controlling and reducing soil erosion as well as developing habitat for fish and other aquatic organisms. This pape...

  • Article
  • Open Access
3 Citations
1,360 Views
21 Pages

A Volume Fracturing Percolation Model for Tight Reservoir Vertical Wells

  • Dianfa Du,
  • Peng Liu,
  • Lichuan Ren,
  • Yuan Li,
  • Yujie Tang and
  • Fanghui Hao

28 August 2023

Based on the non-linear seepage characteristics of tight reservoirs and the reconstruction mode of vertical wells with actual volume fracturing, a seven-area percolation model for volume fracturing vertical wells in tight reservoirs is established. L...

  • Article
  • Open Access
19 Citations
3,779 Views
14 Pages

2 December 2019

Coarse-grained molecular dynamics simulations are used to investigate the conformations of binary semiflexible ring polymers (SRPs) of two different lengths confined in a hard sphere. Segregated structures of SRPs in binary mixtures are strongly depe...

  • Article
  • Open Access
46 Citations
9,039 Views
17 Pages

30 June 2016

The laminar combustion characteristics of blends of isooctane and C1–C5 primary alcohols (i.e., methanol, ethanol, n-propanol, n-butanol and n-pentanol) were investigated using the spherical expanding flame methodology in a constant volume chamber at...

  • Article
  • Open Access
3,662 Views
25 Pages

18 September 2025

This work evaluates a hydrogen-fueled planar micro-combustor featuring three triply periodic minimal surface (TPMS) structures, namely, gyroid, lidinoid, and Neovius matrix lattices, aiming to advance heat transfer processes and enhance system effici...

  • Article
  • Open Access
6 Citations
4,419 Views
20 Pages

Precise Volumetric Measurements of Any Shaped Objects with a Novel Acoustic Volumeter

  • Viktor A. Sydoruk,
  • Johannes Kochs,
  • Dagmar van Dusschoten,
  • Gregor Huber and
  • Siegfried Jahnke

30 January 2020

We introduce a novel technique to measure volumes of any shaped objects based on acoustic components. The focus is on small objects with rough surfaces, such as plant seeds. The method allows measurement of object volumes more than 1000 times smaller...

  • Article
  • Open Access
6 Citations
2,291 Views
13 Pages

13 March 2022

The fiber type, orientation of the fiber, fiber-matrix adhesion, and the fiber length are very important for the performance of a short fiber reinforced plastic. Hybrid reinforced polybutylene terephthalate and reference compounds were tested using t...

  • Article
  • Open Access
10 Citations
4,417 Views
23 Pages

17 March 2020

A two-step homogenization procedure is presented to investigate the stiffness of a unidirectional continuous fiber-reinforced composite material containing voids of different shapes and volume contents. Since the Mori–Tanaka scheme is limited t...

  • Article
  • Open Access
5 Citations
5,672 Views
16 Pages

A New Method to Calculate Cotton Fiber Length Uniformity Using the HVI Fibrogram

  • Md Abu Sayeed,
  • Christopher Turner,
  • Brendan R. Kelly,
  • John Wanjura,
  • Wayne Smith,
  • Mitchell Schumann and
  • Eric F. Hequet

Knowledge of cotton fiber length uniformity is important for the cotton industry. The accurate and reliable measurement of fiber length uniformity would allow cotton breeders to release new cotton varieties with improved fiber length variation. This...

  • Article
  • Open Access
15 Citations
3,892 Views
17 Pages

25 December 2019

We conducted systematic numerical investigations of the flow characteristics within the entrance region of rectangular microchannels. The effects of the geometrical aspect ratio and roughness on entrance lengths were analyzed. The incompressible lami...

  • Article
  • Open Access
1,823 Views
13 Pages

5 September 2024

In endotherms, body size tends to increase with elevation and latitude (i.e., with decreasing temperatures) (Bergmann’s rule). These patterns are explained in terms of heat balance since larger animals need to produce less heat relative to thei...

  • Article
  • Open Access
9 Citations
2,731 Views
20 Pages

Numerical Study and Geometrical Investigation of an Onshore Overtopping Device Wave Energy Converter with a Seabed Coupled Structure

  • Andréia S. de Barros,
  • Cristiano Fragassa,
  • Maycon da S. Paiva,
  • Luiz A. O. Rocha,
  • Bianca N. Machado,
  • Liércio A. Isoldi,
  • Mateus das N. Gomes and
  • Elizaldo D. dos Santos

13 February 2023

Studies regarding renewable energy sources have gained attention over recent years. One example is wave energy converters, which harvest energy from sea waves using different operational principles such as oscillating water columns, oscillating bodie...

  • Article
  • Open Access
8 Citations
3,712 Views
14 Pages

Effects of Dwarfing Interstock Length on the Growth and Fruit of Apple Tree

  • Shasha Zhou,
  • Zhen Shen,
  • Baoying Yin,
  • Bowen Liang,
  • Zhongyong Li,
  • Xueying Zhang and
  • Jizhong Xu

There is no report on the effect of the length of Jizhen 2 interstock on the growth and fruit quality of Tianhong 2 apple trees, which are usually grown in Baoding, Hebei Province, China. We surveyed the tree size, branch types, fruit set, fruit qual...

  • Article
  • Open Access
14 Citations
5,090 Views
20 Pages

Root Architectural Adaptations to Phosphorus Deficiency: Unraveling Genotypic Variability in Wheat Seedlings

  • Vijay Rajamanickam,
  • Kunnummal Kurungara Vinod,
  • Krishnapriya Vengavasi,
  • Tarun Kumar,
  • Viswanathan Chinnusamy and
  • Renu Pandey

Understanding the changes in the root system architecture of bread wheat under phosphorus (P)-limited conditions is critical for identifying specific traits contributing to improved P uptake. Phenotypic variability in root, biomass, and P index-relat...

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