Results 71 to 80 of about 160,729 (251)

Effect of nanomaterial addition on the thermophysical properties of Iraqi paraffin wax

open access: yesCase Studies in Thermal Engineering, 2019
The storage and transfer speed of heat have become important topics in modern applications, particularly photovoltaic thermal (PV/T) applications. One of the latest developments in this field is the use of phase-change materials because of their ability ...
Ahmed H. Ali   +4 more
doaj   +1 more source

Improving the thermal performance of electrical transformers using hybrid mixture of (transformer oil, nanoparticles, and PCM)

open access: yesAl-Qadisiyah Journal for Engineering Science, 2020
In this paper, an experimental electrical distribution transformer was studied and a new technique was proposed to improve the performance of a new mixed cooling consisting of pure transformer oil, paraffin wax and nanoparticles.
Mushtaq I. Hasan   +2 more
doaj   +1 more source

REMOVAL OF PARAFFIN WAX DEPOSITION BY MAGNETIC FIELD [PDF]

open access: yes, 2011
The problem of paraffin wax deposition in the wells as well as the surface facilities has presented a chalhmge to petroleum industry since the first wells were drilled.
Hasbullah, Nurathirah
core  

Cell‐Free DNA as a Biomarker of Cell Death and Treatment Response for On‐Chip Three‐Dimensional Tumor Models

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents quantifying cell‐free DNA (cfDNA) as a non‐disruptive and rapidly quantifiable method for assessing cell death for on‐chip 3D sarcoma tumor models. On‐chip cfDNA release reflects tumor burden, extent of cell death, and survival of in vitro and ex vivo 3D models, providing valuable insight into the temporal response of tumor models ...
Maryam Ziaee   +7 more
wiley   +1 more source

Clustomesogen Showing Sub‐Zero Liquid Crystal Properties: Supramolecular Assembly Between Cs2[Mo6Ii8(OCOC2F5)6] and Hexaethylenoxide Containing Mesogenic Dimers

open access: yesAdvanced Materials, EarlyView.
Associating a red‐NIR phosphorescent octahedral hexanuclear molybdenum cluster compound with hexaethyleneoxide chains bearing mesogenic units on both ends leads to an emissive hybrid liquid crystal showing mesomorphism on a very unusual temperature range down to −25°C.
Killiann Heinz   +11 more
wiley   +1 more source

Fabrication of Microfluidic Chips Based on an EHD-Assisted Direct Printing Method

open access: yesSensors, 2020
Microfluidic chips have been widely used in many areas such as biology, environmental monitoring, and micromixing. With the increasing popularity and complexity of microfluidic systems, rapid and convenient approaches for fabricating microfluidic chips ...
Xiang Chi   +6 more
doaj   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Moisture Adsorption and Hygroexpansion of Paraffin Wax Emulsion-treated Southern Pine (Pinus spp.)

open access: yesBioResources, 2015
Moisture adsorption and hygroexpansion behaviors of southern pine (Pinus spp.) treated with 0.5, 1, and 2% concentrations of paraffin wax emulsion were investigated.
ThiThanh Chau, Erni Ma, Jinzhen Cao
doaj   +1 more source

Complex Geometry Cellulose Hydrogels Using a Direct Casting Method

open access: yesBioengineering, 2020
To facilitate functional hydrogel part production using the indirect wax mould method, it is necessary to understand the relationships between materials, process and mould removal. This research investigated the thermophysical properties, wettability and
Hossein Najaf Zadeh   +4 more
doaj   +1 more source

Soft and Transient Bioelectronics Enabled by Polymer‐Free Ti3C2Tx MXene Hydrogels

open access: yesAdvanced Materials, EarlyView.
We present Ti3C2Tx MXene hydrogel (MXgel) bioelectronics, a soft, flexible, and fully transient platform for high‐fidelity neural recording and stimulation. MXgel bioelectronics exhibit exceptional electrical conductivities, low electrochemical impedances, and high charge injection capacities.
Raghav Garg   +15 more
wiley   +1 more source

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