Results 121 to 130 of about 1,515 (209)

Experimental Study of the Performance of Turbo-Charged Gasoline Direct-Injection Engine Based on Different Pre-Chamber Structures

Energies
In this paper, in order to improve the fuel economy of the actual application of the engine under multi-operating conditions, an experimental study is carried out on a turbo-charged direct-injection engine based on different pre-chamber structures.
Xiaowei Zhao, Yuedong Sun, Zhendong Zhang, Congbo Yin   +3 more
doaj   +1 more source

Compositional Evolution of Individual CoNPs on Co/TiO₂ during CO and Syngas Treatment Resolved through Soft XAS/X-PEEM. [PDF]

ACS Catal, 2023
Qiu C, Odarchenko Y, Meng Q, Dong H, Gonzalez IL, Panchal M, Olalde-Velasco P, Maccherozzi F, Zanetti-Domingues L, Martin-Fernandez ML, Beale AM.   +10 more
europepmc   +1 more source

Cardiovascular instrumentation for spaceflight [PDF]

The observation mechanisms dealing with pressure, flow, morphology, temperature, etc. are discussed. The approach taken in the performance of this study was to (1) review ground and space-flight data on cardiovascular function, including earlier related ...
Ganiaris, N. J., Polhemus, J. T., Schappell, R. T.   +2 more
core   +1 more source

Метод аналитического исследования характестик поршневых двигателей внутреннего сгорния на альтернативных допливах [PDF]

, 2011
Предлагается численный метод исследования основных характеристик ДВС в широком диапазоне изменения параметров влияющих на качество рабочего цикла двигателя.
Гладкова, Наталья Юрьевна, Левтеров, Антон Михайлович, Левтерова, Людмила Ивановна   +2 more
core  

The Anatomy and Anatomical Variations of the Round Window Prechamber and Their Implications on Cochlear Implantation: An Anatomical, Imaging, and Surgical Study. [PDF]

Int Arch Otorhinolaryngol, 2020
Mehanna AM, Abdelnaby MM, Eid M.
europepmc   +1 more source

Flash boiling effect on swirled injector spray angle [PDF]

, 2002
A swirled injector for gasoline direct injection was used to investigate the effect of fuel flash boiling on the initial angle of the spray. The hollow cone spray was injected into a constant pressure bomb filled with quiescent air. The fuel was fed at
Araneo, LUCIO TIZIANO, Ben Slima, K., Donde', R.   +2 more
core  

Acute disseminated encephalomyelitis with delayed onset and feasibility of the Miethke shunt and sensor reservoir system: a case report. [PDF]

Childs Nerv Syst, 2021
Liminga G, Grabowska A, Pétursdóttir D, Cesarini KG, Rostami E, Ehrstedt C.   +5 more
europepmc   +1 more source

NASA research in supersonic propulsion: A decade of progress [PDF]

A second generation, economically viable, and environmentally acceptable supersonic aircraft is reviewed.
Fishbach, L. H., Stitt, L. E., Stone, J. R., Whitlow, J. B., Jr.   +3 more
core   +1 more source

The impact of emissions standards on the design of aircraft gas turbine engine combustors [PDF]

Effective emission control techniques have been identified and a wide spectrum of potential applications for these techniques to existing and advanced engines are being considered.
Rudey, R. A.
core   +1 more source

Hydrothermal preparation of highly photoactive TiO2 nanoparticles [PDF]

, 2007
TiO2 nanoparticles have been prepared by amine assisted sol–gel precipitation of Ti4+ aqueous solutions and further hydrothermal treatment. The effect of different starting acidic solution (nitric, chlorhydric and acetic acids) as well as the addition of
Aguilar Moncayo, Matilde, Colón Ibáñez, Gerardo, Hidalgo López, María del Carmen, Maicu, Marina, Navío Santos, José Antonio   +4 more
core