Results 21 to 30 of about 138,492 (359)

KNOCK, KNOCK, KNOCKING

open access: yesEntrelinhas, 2021
poema para a 'Seção Livre'
openaire   +2 more sources

Increasing Cetane Number of the Diesel Fuel by Fuel Additives

open access: yesInternational Journal of Automotive Science and Technology, 2020
Current study uses DieselFX (DFX) additive to increase the cetane number of the diesel fuel used in compression-ignition (CI) engines, re-duce carbon monoxide (CO) and hydrocarbon (HC) emissions, and im-prove engine performance.
Süleyman Şi̇mşek
doaj   +1 more source

Knocking, Unsettling, Ceding

open access: yesNordic Journal of Comparative and International Education, 2020
This paper explores a reflexive decolonizing framework, arising from a teachers` first four years of teaching practice in an Indigenous community in the North of what is commonly known as Australia[A1].
Jessica Gannaway
doaj   +1 more source

An improved port knocking authentication framework for mobile cloud computing [PDF]

open access: yes, 2019
The latest developments in mobile cloud computing (MCC) have changed user\u27s priorities for computing. However, the change towards MCC brings new challenges to cloud service providers and administrators.
Farah Nadhirah
core   +2 more sources

Knock, Knock. Who's There? On the Security of LG's Knock Codes

open access: yesCoRR, 2020
Knock Codes are a knowledge-based unlock authentication scheme used on LG smartphones where a user enters a code by tapping or "knocking" a sequence on a 2x2 grid. While a lesser used authentication method, as compared to PINs or Android patterns, there is likely a large number of Knock Code users; we estimate, 700,000--2,500,000 in the US alone.
Raina Samuel   +3 more
openaire   +3 more sources

lncRNA MALAT1 promotes HCC metastasis through the peripheral vascular infiltration via miRNA-613: a primary study using contrast ultrasound

open access: yesWorld Journal of Surgical Oncology, 2022
Highlights 1. Contrast-enhanced ultrasound (CEUS) grading was positively correlated with lncRNA MALAT1 in patients with hepatocellular carcinoma (HCC). 2. lncRNA MALAT1 expressed high and miRNA-613 expressed low in HCC tissues of patients with HCC.
Dandan Zhou   +6 more
doaj   +1 more source

Effects of Flame Propagation Velocity and Turbulence Intensity on End-Gas Auto-Ignition in a Spark Ignition Gasoline Engine

open access: yesEnergies, 2020
Knocking is a destructive and abnormal combustion phenomenon that hinders modern spark ignition (SI) engine technologies. However, the in-depth mechanism of a single-factor influence on knocking has not been well studied.
Lei Zhou   +3 more
doaj   +1 more source

Effects of chamber geometry, hydrogen ratio and EGR ratio on the combustion process and knocking characters of a HCNG engine at the stoichiometric condition

open access: yesApplications in Energy and Combustion Science, 2023
Stoichiometric operation natural gas engine can achieve low emissions and high-power output by combining EGR and three-way catalytic converter. However, under high load conditions, engine performance will be deteriorated due to the knocking limits.
Bin Liang   +7 more
doaj   +1 more source

Perception of Emotions in Knocking Sounds : an Evaluation Study

open access: yes, 2020
Knocking sounds are highly meaningful everyday sounds. There exist many ways of knocking, expressing important information about the state of the person knocking and their relationship with the other side of the door. In media production, knocking sounds
Alfred Berg   +11 more
core   +1 more source

Knocking intensity evaluation of Formula Student engine [PDF]

open access: yes, 2021
Bakalářská práce se zabývá vytvořením modelu vyhodnocujícího intenzitu klepání a jeho nastavení reprezentující skutečný motor v motoru Yamaha R6 13S. První část práce je tvořena z rešerše shrnující teoretické poznatky a popisující fenomén klepání, jeho ...
Martin Štarman
core  

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