Results 41 to 50 of about 4,740,385 (284)

Natural convection heat transfer from two horizontal cylinders [PDF]

, 2008
Natural convection heat transfer from a single horizontal cylinder and a pair of vertically aligned horizontal cylinders is investigated. Surface heat transfer distributions around the circumference of the cylinders are presented for Rayleigh numbers of ...
Murray, Darina B., Reymond, Olivier, O'Donovan, Tadhg S.; id_orcid   +2 more
core   +1 more source

Radiative Thermal Management for Extreme Environments: Mechanisms and Design Strategies

Advanced Materials, EarlyView.
In this review, we discuss the fundamental mechanisms of radiative cooling and solar heating, material and structural design strategies, hybrid approaches integrating additional heat transfer pathways, and durability‐oriented designs addressing environmental stresses.
Hyung Rae Kim, Haeseong Kim, Joo Hwan Ko, Gil Ju Lee, Dae‐Hyeong Kim, Young Min Song   +5 more
wiley   +1 more source

CFD analysis of photovoltaic panel performance under variable weather conditions with natural and forced convective cooling

International Journal of Renewable Energy Development
The objective of this study is to numerically investigate the influence of climatic conditions, particularly ambient temperature and relative humidity, on the thermal and electrical performance of photovoltaic (PV) panels, and to evaluate the ...
Ayaz Aydin Abduljabbar, Manar Mohammed, Zahraa H. Mohammed Ali, Hussein Hayder Mohammed Ali, Furqan Haider Mohammed Ali, Timur Choban Khidir   +5 more
doaj   +1 more source

Investigation of Persistent Luminescence of Strontium Aluminate in Polymer Films for Passive Daytime Radiative Cooling Application

Advanced Materials Interfaces, EarlyView.
Persistent Luminescence of doped SrAl2O4:Eu2+, Dy3+ formulated in polymer matrices is a promising solution to be integrated in building envelopes for enhancing Passive Daytime Radiative Cooling. ABSTRACT Persistent Luminescent (PersL) materials have found applications in several fields; their integration into passive daytime radiative cooling systems ...
Roberto Bondi, Francesco Marchini, Giulia Quaglia, Claudia Fabiani, Anna Laura Pisello, Loredana Latterini   +5 more
wiley   +1 more source

Solute plume formation and dendrite selection under natural convection during directional solidification of superalloy: Large-scale quantitative phase-field study

Journal of Materials Research and Technology
Directional solidification of superalloys is frequently accompanied by solute-driven natural convection, which significantly influences microstructural evolution and defect formation in castings, such as freckles and solute segregation.
Weiye Hao, Tongzhao Gong, Yun Chen, Xing-Qiu Chen   +3 more
doaj   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

Advanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang, Liao Wu, Shuai He, Zhao Sha, Yuwan Huang, Shuying Wu, Dewei Chu, Chun H. Wang, Shuhua Peng   +8 more
wiley   +1 more source

CFD analysis on natural convection from an isothermal vertical cylinder [PDF]

, 2007
In the authors’ previous report the numerical analysis was presented on natural convection from an isothermal horizontal plate. This report presents the numerical results by CFD analysis for the velocity and temperature fields and the local and average ...
茂地, 徹, 桃木, 悟, 山口, 朝彦, 津田, 和則   +3 more
core  

High Throughput Aerosol Jet Printing to Operationalize High Aspect Ratio Patterning

Advanced Materials Technologies, EarlyView.
High‐throughput aerosol jet printing poses distinct limiting mechanisms to the printing process. These include rapidly changing ink chemistries, atomization instabilities, and liquid‐phase spreading. The combination of in‐line heating, process monitoring, and traditional optimization procedures enables rapid printing of high‐aspect‐ratio structures ...
Bella I. Guyll, Md Mahdi Ul Ishtiaque, Md Ramjan Ali, Todd A. Kingston, Ethan B. Secor   +4 more
wiley   +1 more source

Thermal Performance of Convective-Radiative Heat Transfer in Porous Fins

Walailak Journal of Science and Technology, 2014
Forced and natural convection in porous fins with convective coefficient at the tips under radiation and convection effects are investigated in this paper. Aluminum and copper as fin materials are investigated.
Majid SHAHBABAEI, Seyfolah SAEDODIN
doaj   +1 more source

Hierarchically Wrinkled Silver Ink as a Platform for Fully Integrated Stretchable Electronic Systems

Advanced Materials Technologies, EarlyView.
Silver Hierarchical Responsive ink (SHRink), a universal approach for the fabrication of highly stretchable interconnects, wirings, and skin‐interfaced electrodes, is realized through low‐cost, scalable spray‐printing and transfer‐printing. The SHRink demonstrates high electrical conductivity (1.2E04 S cm−1) and large stretchability (235% max fracture ...
Junye Li, Hao Wang, Xinlei Chen, Mehmet Senel, Patrick Rwei, Sara Marmarchi, David Clymer, Blossom Sundarii Hak‐Khem, Nhi Nguyen, Chengyang Qian, Matt Thomson, Michelle Khine   +11 more
wiley   +1 more source