Results 41 to 50 of about 2,987,962 (161)

Artificial Examples of Empirical Equivalence [PDF]

open access: yes, 2013
In this paper I analyze three artificial examples of empirical equivalence: van Fraassen’s alternative formulations of Newton’s theory, the Poincaré-Reichenbach argument for the conventionality of geometry; and predictively equivalent ‘systems of the ...
Acuña, Pablo
core  

Gasification of Coffee Parchment as Potential Method for Coffee Agro-Industry Waste Utilization

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2023
Coffee parchment is a lignocellulosic waste material which has a potential to transform into synthesis gas. This research aims to study the feasibility of coffee parchment conversion under downdraft gasification with ‘auto-heating’ supply method.
Zahra Fona   +6 more
doaj   +1 more source

Stimulus Equivalence: A Comparison of Operant and Associative Procedures [PDF]

open access: yes, 2011
Previous studies comparing the effectiveness of the stimulus-pairing-observation and matching-to-sample procedures in facilitating the formation of equivalence relations have had conflicting findings.
Kinloch, Jennifer May
core  

Numerical and Experimental Investigation of Equivalence Ratio (ER) and Feedstock Particle Size on Birchwood Gasification

open access: yesEnergies, 2017
This paper discusses the characteristics of Birchwood gasification using the simulated results of a Computational Fluid Dynamics (CFD) model. The CFD model is developed and validated with the experimental results obtained with the fixed bed downdraft ...
Rukshan Jayathilake, Souman Rudra
doaj   +1 more source

Numerical Prediction on In-Cylinder Mixture Formation and Combustion Characteristics for SIDI Engine Fueled with Hydrogen: Effect of Injection Angle and Equivalence Ratio

open access: yesEnergies, 2023
Although their ease of transport, storage, and use makes hydrocarbon fuels dominant in commercial energy systems, the emission of harmful gases, including greenhouse gases, is a fatal disadvantage.
Sehyun Oh, Jungsoo Park
doaj   +1 more source

Does Quantum Mechanics Clash with the Equivalence Principle – and Does it Matter? [PDF]

open access: yes, 2010
With an eye on developing a quantum theory of gravity, many physicists have recently searched for quantum challenges to the equivalence principle of general relativity.
Elias Okon   +3 more
core   +1 more source

Impact of intake conditions on characteristics of combustion of the HCCI engine using PRF80

open access: yesCogent Engineering
Recently, research on internal combustion engines has focused on mitigating and reducing pollution emissions and fuel consumption. Homogeneous charge compression ignition (HCCI) is a promising solution.
Tung Lam Nguyen, Van Thanh Ngo
doaj   +1 more source

Impact of Ammonia Cracking on NOx Emissions in Turbulent Ammonia Combustion

open access: yesEnergies
This paper investigates the impact of ammonia cracking at varying equivalence ratios on NOx emissions during combustion. A series of CFD simulations in Ansys Fluent were conducted across cases representing different equivalence ratios and levels of ...
Alex Tharpe   +3 more
doaj   +1 more source

Effects of each operating condition on the maximum pressure in an imploding detonation apparatus with a pre-combustion chamber

open access: yesJournal of Thermal Science and Technology, 2015
Imploding detonations can generate ultra-high pressures at their implosion centers. In this basic study, we measured the maximum pressure in an imploding detonation apparatus with a pre-combustion chamber.
Yohichi UDAGAWA, Minoru SUZUKI
doaj   +1 more source

Ratio Shared Task 2019

open access: yes, 2019
<p>Ratio Shared Task 2019:</p> <p>Task 1 (same side classification)</p> <p> </p> <p>Task 2 (stance classification)</p ...
RATIO
core   +1 more source

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