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2,275 Results Found

  • Feature Paper
  • Article
  • Open Access
16 Citations
5,587 Views
11 Pages

Determination of the Potential Thermal Gradient for the Mexican Pacific Ocean

  • Alejandro García Huante,
  • Yandy Rodríguez Cueto,
  • Rodolfo Silva,
  • Edgar Mendoza and
  • Luis A. Vega

The energy potential of the oceanic thermal gradients of the Mexican Pacific Ocean was valued theoretically, using seasonal oceanographic data on surface and 1000 m depth ocean temperatures from 1955 to 2013, taken from the World Ocean Database (WOD)...

  • Article
  • Open Access
6 Citations
2,430 Views
12 Pages

Characterization of Thermal Gradient Effects on a Quartz Crystal Microbalance

  • Marianna Magni,
  • Diego Scaccabarozzi,
  • Ernesto Palomba,
  • Emiliano Zampetti and
  • Bortolino Saggin

24 September 2022

Quartz crystal microbalances are widely used sensors with applications for the detection of very-low-mass deposition in many different fields, from contamination monitoring in the high vacuum of deep space missions to the monitoring of biological act...

  • Article
  • Open Access
1,193 Views
12 Pages

25 March 2025

Accompanied by the rapid progress of the digital era and the continuous innovation of material science and technology, wearable electronic devices are widely used in various industries due to their excellent portability and flexibility. However, the...

  • Article
  • Open Access
23 Citations
5,438 Views
21 Pages

1 March 2018

Temperature changes play a large role in the day to day structural behavior of structures, but a smaller direct role in most contemporary Structural Health Monitoring (SHM) analyses. Temperature-Driven SHM will consider temperature as the principal d...

  • Article
  • Open Access
15 Citations
3,886 Views
15 Pages

The thermal insulation properties of thermal barrier coatings (TBCs) can be significantly improved with increasing the coating thickness. However, due to the weak bonding of high-thickness TBCs, the low reliability and short lifetime greatly limits t...

  • Article
  • Open Access
12 Citations
3,358 Views
21 Pages

4 May 2022

The three dimensional thermal model of a forced air-cooling battery thermal management system (BTMS) using aluminium foam heat sink (AFHS) is established, and the effects of porosity, pore density, and mass flow rate on the thermal and flow performan...

  • Article
  • Open Access
8 Citations
3,428 Views
13 Pages

Lithium-Ion Battery Life Prediction Method under Thermal Gradient Conditions

  • Dawei Song,
  • Shiqian Wang,
  • Li Di,
  • Weijian Zhang,
  • Qian Wang and
  • Jing V. Wang

9 January 2023

Thermal gradient is inevitable in a lithium-ion battery pack because of uneven heat generation and dissipation, which will affect battery aging. In this paper, an experimental platform for a battery cycle aging test is built that can simulate practic...

  • Article
  • Open Access
19 Citations
7,285 Views
13 Pages

Heat Dissipation in Epoxy/Amine-Based Gradient Composites with Alumina Particles: A Critical Evaluation of Thermal Conductivity Measurements

  • Matthias Morak,
  • Philipp Marx,
  • Mario Gschwandl,
  • Peter Filipp Fuchs,
  • Martin Pfost and
  • Frank Wiesbrock

11 October 2018

For the design of the next generation of microelectronic packages, thermal management is one of the key aspects and must be met by the development of polymers with enhanced thermal conductivity. While all polymer classes show a very low thermal condu...

  • Article
  • Open Access
1,239 Views
11 Pages

25 August 2023

Based on the inorganic modification of raw soil materials by using cement, fly ash, lime and other admixtures, the influence of modified jute fiber content on the strength of raw-soil-based wall materials was studied. The effects of the gradient dist...

  • Article
  • Open Access
32 Citations
10,826 Views
13 Pages

4 May 2006

The present paper is concerned with an analytical study of entropy generation in viscous, incompressible Couette flow between a stationary plate and a moving plate. The flow induced by the moving plate is assisted by a constant pressure gradient alon...

  • Article
  • Open Access
6 Citations
2,355 Views
14 Pages

18 July 2024

In this work, multilayer gradient coatings obtained by detonation spraying were studied. To obtain a multilayer gradient coating by detonation spraying, two modes with different numbers of shots of NiCrAlY and YSZ were developed. The presented result...

  • Article
  • Open Access
7 Citations
1,768 Views
26 Pages

19 September 2023

This article presents the nonlinear investigation of the thermal and mechanical buckling of orthotropic annular/circular single-layer/bilayer nanoplate with the Pasternak and Winkler elastic foundations based on the nonlocal strain gradient theory. T...

  • Article
  • Open Access
24 Citations
2,823 Views
16 Pages

In this manuscript the dynamic response of porous functionally-graded (FG) Bernoulli–Euler nano-beams subjected to hygro-thermal environments is investigated by the local/nonlocal stress gradient theory of elasticity. In particular, the influence of...

  • Article
  • Open Access
4 Citations
3,727 Views
11 Pages

A Method for Fast Au-Sn Bonding at Low Temperature Using Thermal Gradient

  • Wenchao Wang,
  • Ziyu Liu,
  • Delong Qiu,
  • Zhiyuan Zhu,
  • Na Yan,
  • Shijin Ding and
  • David Wei Zhang

15 December 2023

Flip chip bonding technology on gold–tin (Au-Sn) microbumps for MEMS (Micro Electro Mechanical Systems) and 3D packaging is becoming increasingly important in the electronics industry. The main advantages of Au-Sn microbumps are a low electrica...

  • Article
  • Open Access
7 Citations
1,459 Views
17 Pages

Effects of LTNE on Two-Component Convective Instability in a Composite System with Thermal Gradient and Heat Source

  • Varalakshmi K. Balaji,
  • Manjunatha Narayanappa,
  • Ramalingam Udhayakumar,
  • Ghada AlNemer,
  • Sumithra Ramakrishna and
  • Gangadharaih Yeliyur Honnappa

13 October 2023

An analytical study is conducted to examine the influence of thermal gradients and heat sources on the onset of two-component Rayleigh–Bènard (TCRB) convection using the Darcy model. The study takes into account the effects of local ther...

  • Article
  • Open Access
3 Citations
2,174 Views
19 Pages

11 February 2022

As an extension of conventional gradient, anti-symmetric oblique coupling gradient has a superior modal modification ability on composite laminates embedded with pre-strained shape memory alloys (SMA) wires, which is beneficial to suppress modal reso...

  • Article
  • Open Access
15 Citations
6,364 Views
21 Pages

29 December 2015

Aiming to relieve the large amount of wind power curtailment during the heating period in the North China region, a thermal-electric decoupling (TED) approach is proposed to both bring down the constraint of forced power output of combined heat and p...

  • Article
  • Open Access
1 Citations
1,978 Views
12 Pages

Cross-Sectional Profile Evolution of Cu-Ti Gradient Films on C17200 Cu by Vacuum Thermal Diffusion

  • Yandan Zhu,
  • Zecheng Li,
  • Hongchao Bi,
  • Qilong Shi,
  • Yujun Han and
  • Quanli Zhang

12 November 2022

To improve the wear resistance and fatigue life of Cu alloys, surface modification by combining the magnetron sputtering of Ti film followed by vacuum thermal diffusion is always applied, where the structure and composition of the fabricated film pla...

  • Feature Paper
  • Article
  • Open Access
1 Citations
716 Views
11 Pages

Nearly Perfect Crystal Orientation of Nanocrystalline Bismuth Telluride Thin Films Deposited by Pressure-Gradient Sputtering and Their Thermal Transport Properties

  • Tetsuya Takizawa,
  • Keisuke Kaneko,
  • Yoshiyuki Shinozaki,
  • Takumi Kaneko,
  • Hiroshi Murotani and
  • Masayuki Takashiri

22 October 2025

Bismuth telluride (Bi2Te3) is a thermoelectric material that exhibits excellent thermoelectric properties primarily because of its low thermal conductivity. The ideal structure of Bi2Te3 contains nanocrystals with a high crystal orientation. However,...

  • Article
  • Open Access
54 Citations
4,147 Views
22 Pages

7 March 2021

Nanoplates have been extensively utilized in the recent years for applications in nanoengineering as sensors and actuators. Due to their operative nanoscale, the mechanical behavior of such structures might also be influenced by inter-atomic material...

  • Article
  • Open Access
7 Citations
2,598 Views
12 Pages

3 January 2020

In this study, the 3ω method was used to determine the thermal conductivity of nanofluids (ethylene glycol containing multi-walled carbon nanotubes (MWCNTs)) with temperature gradients. The thermal modeling of the traditional 3ω method wa...

  • Article
  • Open Access
1 Citations
2,185 Views
22 Pages

10 May 2023

The constant fluctuation of thermal loads on steel members, especially during construction, causes non-uniform distributions of temperatures, resulting in possible constructional and structural defects leading to unfavorable thermally induced respons...

  • Article
  • Open Access
4 Citations
2,590 Views
11 Pages

Compensation of Thermal Gradients Effects on a Quartz Crystal Microbalance

  • Marianna Magni,
  • Diego Scaccabarozzi and
  • Bortolino Saggin

20 December 2022

Quartz Crystal Microbalances (QCM) are widely used instruments thanks to their stability, low mass, and low cost. Nevertheless, the sensitivity to temperature is their main drawback and is often a driver for their design. Though the crystal average t...

  • Article
  • Open Access
9 Citations
3,661 Views
17 Pages

Porphyrin-Based Supramolecular Flags in the Thermal Gradients’ Wind: What Breaks the Symmetry, How and Why

  • Angelo Nicosia,
  • Fabiana Vento,
  • Giovanni Marletta,
  • Grazia M. L. Messina,
  • Cristina Satriano,
  • Valentina Villari,
  • Norberto Micali,
  • Maria Teresa De Martino,
  • Maaike J. G. Schotman and
  • Placido Giuseppe Mineo

25 June 2021

The Spontaneous Symmetry Breaking (SSB) phenomenon is a natural event in which a system changes its symmetric state, apparently reasonless, in an asymmetrical one. Nevertheless, this occurrence could be hiding unknown inductive forces. An intriguing...

  • Feature Paper
  • Article
  • Open Access
40 Citations
7,385 Views
18 Pages

22 August 2020

Porous (~10–20%) ZrO2-7–8 wt.% Y2O3 (YSZ) thermal barrier coatings (TBCs) manufactured via air plasma spray (APS) and exhibiting a thickness range of ~250–500 µm, provide thermal insulation from the hot combustion gases to the...

  • Article
  • Open Access
5 Citations
2,325 Views
20 Pages

13 November 2021

The thermal properties of most clothing products are still not designed according to engineering science due to the lack of simple and acceptable measuring equipment and methods; the type of thermal insulation material, the number of layers of clothi...

  • Article
  • Open Access
15 Citations
4,631 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,...

  • Article
  • Open Access
9 Citations
4,302 Views
11 Pages

Thermal Stability of Nanocrystalline Gradient Inconel 718 Alloy

  • Jie Ding,
  • Yifan Zhang,
  • Tongjun Niu,
  • Zhongxia Shang,
  • Sichuang Xue,
  • Bo Yang,
  • Jin Li,
  • Haiyan Wang and
  • Xinghang Zhang

11 January 2021

Gradient structures containing nanograins in the surface layer have been introduced into Inconel 718 (IN718) nickel-based alloy using the surface mechanical grinding treatment technique. The thermal stability of the gradient IN718 alloy was investiga...

  • Article
  • Open Access
2 Citations
2,686 Views
14 Pages

Crosslinked phenolic resin was prepared using hexamethylenetetramine (HMTA) as a crosslinking agent in hydrochloric acid solution. The ablation-heat-resistant material was prepared by a pressure-assisted RTM (resin transfer molding) process with rein...

  • Article
  • Open Access
3 Citations
2,424 Views
17 Pages

13 November 2024

Gleeble thermomechanical simulators are widely utilized tools for the investigation of high-temperature deformation behavior in materials. However, temperature gradients that develop within the specimen during Gleeble compression tests have the poten...

  • Abstract
  • Open Access
383 Views
5 Pages

Typical building inspection using Passive Infrared Thermography involves defect analysis, in which defects appear as abnormal temperature distributions in thermal images (thermograms) due to contrasts in the thermal conductive and emissive properties...

  • Article
  • Open Access
2 Citations
1,615 Views
11 Pages

The Onset of Darcy–Brinkman Convection in a Porous Layer with Mutual Impact of Thermal Non-Equilibrium and Non-Uniform Temperature Gradients

  • Suma Shyabal,
  • B. N. Hanumagowda,
  • M. Ravisha,
  • A. L. Mamatha,
  • N. Shivaraju,
  • Soumya D. O.,
  • Shalan Alkarni and
  • Nehad Ali Shah

4 September 2023

The two-field thermal conditions of local thermal nonequilibrium (LTNE) were used to investigate linear stability of thermal convection in a liquid-saturated, porous layer via the extended Brinkman–Darcy model for different non-uniform basic th...

  • Article
  • Open Access
334 Views
26 Pages

Design and Performance Analysis of MPPT Algorithms Applied to Multistring Thermoelectric Generator Arrays Under Multiple Thermal Gradients

  • Emerson Rodrigues de Lira,
  • Eder Andrade da Silva,
  • Sergio Vladimir Barreiro Degiorgi,
  • João Paulo Pereira do Carmo and
  • Oswaldo Hideo Ando Junior

18 December 2025

Thermoelectric systems configured in multistring arrays of thermoelectric generators (TEGs) represent a promising solution for energy harvesting in environments with non-uniform thermal gradients. However, the presence of multiple maximum power point...

  • Article
  • Open Access
1 Citations
1,661 Views
20 Pages

Thermally Induced Moisture Flow in a Silty Sand under a 1-D Thermal Gradient

  • Nice Kaneza,
  • Aashish Pokhrel,
  • Laureano R. Hoyos and
  • Xinbao Yu

Thermally induced moisture flow in unsaturated soils involves complex coupled thermal–hydro processes with the moisture flow in both the vapor and liquid phases. The accurate measurement of the moisture flow in unsaturated sands remains a chall...

  • Article
  • Open Access
2 Citations
3,400 Views
14 Pages

Combined Experimental and CFD Approach of Two-Phase Flow Driven by Low Thermal Gradients in Wine Tanks: Application to Light Lees Resuspension

  • Fabien Bogard,
  • Fabien Beaumont,
  • Yann Vasserot,
  • Florica Simescu-Lazar,
  • Blaise Nsom,
  • Gérard Liger-Belair and
  • Guillaume Polidori

2 July 2020

In winemaking, clarification and stabilization are the processes by which insoluble matter suspended in the wine (called lees) is removed before bottling. The light lees represent 2–4% of the total wine volume. Under certain circumstances, resu...

  • Article
  • Open Access
1,923 Views
31 Pages

2 July 2023

Owing to a long-term, extensive development model and inadequate industrial development planning, cases of atmospheric environment pollution frequently occur in Hebei province. By using such approaches as the Spatial Gini Coefficient, the Herfindahl&...

  • Article
  • Open Access
10 Citations
3,061 Views
13 Pages

22 June 2022

Sea breezes are frequently observed in the South Carolina/Georgia region of the Southeastern United States (SEUS) and can reach upwards of 150km inland. This region is unique among the places frequently affected by sea breeze due to it being a contin...

  • Article
  • Open Access
10 Citations
2,338 Views
14 Pages

Thermal Expansion Behavior of Co-Spray Formed Al-20Si/7075 Bimetallic Gradient Alloy

  • Lei Yu,
  • Sida Jiang,
  • Fuyang Cao,
  • Hongxian Shen,
  • Lunyong Zhang,
  • Xu Gu,
  • Heqian Song and
  • Jianfei Sun

23 July 2021

Bimetallic gradient alloys have attracted research attention recently due to their potential applications in the aerospace and automobile industries. In this study, Al-20Si/7075 bimetallic gradient alloys were successfully manufactured by co-spray fo...

  • Article
  • Open Access
10 Citations
2,838 Views
20 Pages

Prediction and Numerical Study of Thermal Performance of Gradient Porous Structures Based on Voronoi Tessellation Design

  • Xiang Zhang,
  • Minghao Zhang,
  • Chenping Zhang,
  • Tian Zhou,
  • Xuncheng Wu and
  • Xuezheng Yue

14 November 2022

Porous materials are a new type of engineering material with both functional and structural properties. Compared with regular porous structures and random porous structures, a gradient porous structure is a porous structure with a spatial variation m...

  • Article
  • Open Access
10 Citations
6,776 Views
10 Pages

27 October 2014

Easy-to-use thermal cycling for performing rapid and small-volume DNA amplification on a single chip has attracted great interest in the area of rapid field detection of biological agents. For this purpose, as a more practical alternative to conventi...

  • Article
  • Open Access
2 Citations
4,247 Views
19 Pages

Self-Calibration of UAV Thermal Imagery Using Gradient Descent Algorithm

  • Radosław Szostak,
  • Mirosław Zimnoch,
  • Przemysław Wachniew and
  • Alina Jasek-Kamińska

20 November 2023

Unmanned aerial vehicle (UAV) thermal imagery offers several advantages for environmental monitoring, as it can provide a low-cost, high-resolution, and flexible solution to measure the temperature of the surface of the land. Limitations related to t...

  • Article
  • Open Access
3 Citations
453 Views
10 Pages

8 April 2011

The study was undertaken to illustrate a wide range of application of a gradient thermal probe in thermal characterisation of water reservoirs on the example of Lake Morskie Oko whose water temperature has been measured since 2006. For analysis, the...

  • Article
  • Open Access
1,195 Views
20 Pages

4 March 2025

Division-of-focal-plane (DoFP) polarization imaging systems have demonstrated considerable promise in target detection and tracking in complex backgrounds. However, existing methods face challenges, including dependence on complex image preprocessing...

  • Article
  • Open Access
5 Citations
3,278 Views
12 Pages

One-Step Crystallization of Gahnite Glass-Ceramics in a Wide Thermal Gradient

  • Georgiy Yu. Shakhgildyan,
  • Roman O. Alekseev,
  • Nikita V. Golubev,
  • Vitaliy I. Savinkov,
  • Andrey S. Naumov,
  • Natalia N. Presnyakova and
  • Vladimir N. Sigaev

The glass crystallization regime plays a crucial role in the fabrication of glass ceramics: it affects both phase composition and microstructure, and thus the properties of the final product. In the search for new glass-ceramic materials, the develop...

  • Article
  • Open Access
44 Citations
3,671 Views
19 Pages

Comparative Study on Effects of Thermal Gradient Direction on Heat Exchange between a Pure Fluid and a Nanofluid: Employing Finite Volume Method

  • Aimad Koulali,
  • Aissa Abderrahmane,
  • Wasim Jamshed,
  • Syed M. Hussain,
  • Kottakkaran Sooppy Nisar,
  • Abdel-Haleem Abdel-Aty,
  • I. S. Yahia and
  • Mohamed R. Eid

1 December 2021

This work aims to determine how the temperature gradient orientation affects the heat exchange between two superposed fluid layers separated by zero wall thickness. The finite volume method (FVM) has been developed to solve the governing equations of...

  • Article
  • Open Access
30 Citations
6,921 Views
13 Pages

30 January 2017

A thickness gradient interpenetrating polymer network (IPN) was easily created that takes advantage of the relatively poor compatibility and curing rates discrepancy between epoxy (EP) and polyurethane (PU). Ultraviolet absorption spectrum (UV-Vis),...

  • Article
  • Open Access
5 Citations
3,166 Views
15 Pages

18 July 2024

The failure mechanism of a thermal barrier coatings (TBCs) system is investigated using cyclic thermo-mechanical loading with a thermal gradient. Hollow circular cylindrical specimens are employed, consisting of a nickel-based single-crystal alloy DD...

  • Article
  • Open Access
12 Citations
3,682 Views
14 Pages

6 April 2020

Salinity gradient resource presents an essential role for power generated in the process of pressure-retarded osmosis (PRO). Researchers proposed several designs for coupling the PRO process with the desalination plants, particularly reverse osmosis...

  • Article
  • Open Access
4 Citations
2,449 Views
14 Pages

7 September 2020

Storm events strongly influence water temperatures in the saturated substrate underlying stream channels, or the hyporheic zone (HZ). The goal of this study was to evaluate the impacts of storm events on thermal transport in the HZ. A year of tempera...

  • Article
  • Open Access
9 Citations
3,071 Views
15 Pages

Bacterial Communities in a Gradient of Abiotic Factors Near a Sulfide Thermal Spring in Northern Baikal

  • Svetlana Chernitsyna,
  • Irina Elovskaya,
  • Tatyana Pogodaeva,
  • Sergei Bukin,
  • Aleksandra Zakharenko and
  • Tamara Zemskaya

17 February 2023

The structure and diversity of microbial communities developing in the combined gradient of temperature (44–19 °C), as well as concentration of oxygen (0–10 mg/L) and hydrogen sulfide (33–0.7 mg/L), were studied in the thermal s...

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