Results 81 to 90 of about 1,039,133 (294)

The effect of diluent type in atmosphere on flame spread over thermally thin combustibles in microgravity

open access: yes, 2002
The effects of diluent type on flame spread over thermally thin combustibles for different diluents in atmospheres have been bivestigated computationally. The re-absorption effect is incorporated in the problem by solving the Radiative Transfer Equation (
Du WF, Hu WR(胡文瑞)
core   +2 more sources

Ignition and Flame Spread of Polymers

open access: yesPOLYMERS, 1973
高分子物質の燃焼, とくにその発火と火炎伝ぱの機構についてこれまでの研究を展望し,合わせて問題点を指摘した。内容は,この種の現象が不均一系の拡散燃焼で,熱と流れと化学反応の組み合わさった複合領域のそれであるとの観点に立って物理的機構を中心に述べているが,これは最近の燃難化の研究が燃焼と分離しているだけでなく,化学に片寄りすぎているということに対する一つの疑問でもある。。その他,現象の全般的なはあくを容易にするためのモデル化と理論構成の方向についても簡単にふれている。
openaire   +3 more sources

International Flame Research Foundation Pamphlet - October 1980

open access: yes, 1980
pamphle
International Flame Research Foundation
core  

可燃性固体の燃え拡がりに対するモデルの検討 [PDF]

open access: yes, 2003
In this study, the model for flame spread over solid fuel is investigated. To re-examine the analytical solution by de Ris, our experimental data on flame temperature and flame spread rate are used, which were obtained by the measurements of downward ...
山本, 和弘, YAMAMOTO, Kazuhiro
core  

Metastable Polymers for Circular 3D Printing

open access: yesAdvanced Materials, EarlyView.
3D‐printed polymers are usually permanent and hard to recycle. Here, metastable polymers are designed to fall apart on demand. A chemical trigger unzips the printed material back into its original building blocks within minutes at room temperature.
Johannes Markhart   +2 more
wiley   +1 more source

Study on the influence of restricted distance on fixed-width discrete of discontinuous flame spread

open access: yesCase Studies in Thermal Engineering
This study investigates the impact of varying distances between vertical walls on the propagation of discrete flames in PMMA (Polymethyl Methacrylate) slabs.
Zhenkun Wu   +5 more
doaj   +1 more source

Experimental study on upward flame spread characteristics of external thermal insulation material under the influence of porosity

open access: yesCase Studies in Thermal Engineering, 2018
Upward flame spread characteristics over extruded polystyrene (XPS) foams with different porosities has been analyzed through experiments. In this paper, the average flame height and average maximum flame temperature first rise and then drop with ...
Qing xuan Meng   +3 more
doaj   +1 more source

Toward Pore‐Engineered 3D‐Printed Materials for Sorption Water Harvesting, Interfacial Evaporation, and Radiative Cooling

open access: yesAdvanced Materials, EarlyView.
Water harvesting, radiative cooling, and interfacial solar evaporation are fundamentally governed by coupled heat, mass, and light transport processes. These processes are mediated by pore architecture, including pore size, connectivity, and hierarchical organization.
Dejan J. Trajkovski   +5 more
wiley   +1 more source

Strong Coupling in Bulk Nanoplasmonic Nanoplatelet Perovskite Scintillators

open access: yesAdvanced Materials, EarlyView.
A bulk scintillating nanocomposite is engineered from CsPbBr3 nanoplatelets and Ag nanocubes to support exciton–plasmon strong coupling under X‐ray excitation. The resulting hybrid polaritonic states appear directly in radioluminescence, opening a route toward polariton‐enabled scintillator design beyond conventional Purcell enhancement.
Michal Makowski   +13 more
wiley   +1 more source

Experimental study on the influence of restricted distance on the discrete flame spread of different widths

open access: yesCase Studies in Thermal Engineering
In this paper, the effects of varying material widths on the propagation of discrete fires within diverse confined space conditions are investigated experimentally.
Zhenkun Wu   +5 more
doaj   +1 more source

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