Results 21 to 30 of about 368,575 (291)

Thermal Wave Scattering and Temperature Concentration around the Opening in Platinum–Rhodium Leaky Plates

open access: yesMetals, 2020
Based on the non-Fourier heat conduction wave model, the thermal wave scattering near the opening in the platinum–rhodium glass fiber leaky plate structure is studied by using complex function method and conformal mapping method, and the general solution
Weibo Jiang   +6 more
doaj   +1 more source

Influence of the axial fan blade angle on the turbulent swirl flow characteristics [PDF]

open access: yesScientific Technical Review, 2014
The paper presents the investigation of the turbulent swirl flow in a pipe behind the axial fan with adjustable nine blades for the angles of 22°, 26° and 30° for the same rotation number (1500 rpm). Velocities were measured with laser Doppler anemometry
Čantrak Đorđe   +3 more
doaj  

LES study of turbulence intensity impact on spark ignition in a two-phase flow

open access: yesArchives of Mechanics, 2018
The paper presents large eddy simulation (LES) study aiming at investigations of an influence of flow conditions on a spark ignition process in a two-phase shear dominated flow.
J. Stempka, L. Kuban, A. Tyliszczak
doaj   +1 more source

Pengembangan Mata Kuliah Praktek Kejuruan Bagi Mahasiswa Jptm Fptk Upi Yang Relevan Dengan Kebutuhan Sebagai Calon Guru Smk Bidang Teknik Mesin [PDF]

open access: yes, 2010
Between development aim a curriculum relevance enhanced, that is existence the relevance between matter that developed with the user need. This watchfulness aim was to produce subject matter development plan of vocational practice at JPTM FPTK UPI that ...
Purnawan, P. (Purnawan)   +2 more
core  

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

The effect of nanometre-scale V-pits on electronic and optical properties and efficiency droop of GaN-based green light-emitting diodes

open access: yesScientific Reports, 2018
The development of efficient green light-emitting diodes (LEDs) is of paramount importance for the realization of colour-mixing white LEDs with a high luminous efficiency.
Shengjun Zhou   +8 more
doaj   +1 more source

Novel Strain Sensor in Weft-Knitted Textile for Triggering of Functional Electrical Stimulation

open access: yesEngineering Proceedings, 2023
Functional electrical stimulation (FES) aims to improve the gait pattern in case of foot drop of people suffering chronic diseases, e.g., multiple sclerosis.
Bahareh Abtahi   +6 more
doaj   +1 more source

Improving of the wear resistance of working parts agricultural machinery by the implementation of the effect of self-sharpening [PDF]

open access: yes, 2016
The failure of the cutting elements of farm machinery is due to the blunting of cutting edges (increase of their radius) till the limit values. The most effective method for increasing the wear resistance of farm machinery is the realization of self ...
Arifa, W.   +6 more
core   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Current status and engineering trends of machine-building industry of Ukraine [PDF]

open access: yes, 2015
Проаналізовано сучасний стан галузі, проведено аналіз виробництва, експорту та імпорту товарів вітчизняного виробництва, визначено тенденції розвитку. Доведено, що розвиток машинобудівних підприємств є необхідною передумовою економічного розвитку країни ...

core  

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