Results 111 to 120 of about 135,192 (359)

Structure and Chemistry of Soot and Its Role in Wear of Diesel Engines

open access: yesTribology Online, 2016
Environmental regulations to reduce the emissions using exhaust gas recirculation (EGR) have resulted in higher soot level in the crankcase oil of diesel engines.
Vibhu Sharma   +4 more
doaj   +1 more source

Carbon nanoparticles in the acoustic field in the vicinity of the arc discharge [PDF]

open access: yes, 2015
The paper considers an effect of intensive ultrasound on the suspension of soot microparticles and nanoparticles in the inert gas, resulting in the coagulation of relatively large soot particles and leading to the improvement of the efficiency of production of nanoparticles, as has been observed in experiments. The effect of the particles charge on the
arxiv   +1 more source

Capacitive Soot Sensor

open access: yesProcedia Engineering, 2015
AbstractA capacitive soot sensor was built up on basis of a known resistive device by covering the electrode area with a thin but dense alumina layer manufactured by the aerosol-deposition-method (ADM). Deposited soot cannot short-circuit the electrodes but leads to an increasing capacitance of the sensor.
Dieter Brüggemann   +6 more
openaire   +2 more sources

Investigation of split injection in a single cylinder optical diesel engine [PDF]

open access: yes, 2010
SAE paper 2010-01-0605, Copyright © 2010 SAE International. This paper is posted on this site with permission from SAE International, and is for viewing only.
Diez, A, Zhao, H
core   +1 more source

Growing sabers: Mandibular shape and biomechanical performance trajectories during the ontogeny of Smilodon fatalis

open access: yesThe Anatomical Record, EarlyView.
Abstract The evolution of organisms can be studied through the lens of developmental systems, as the timing of development of morphological features is an important aspect to consider when studying a phenotype. Such data can be challenging to obtain in fossil amniotes owing to the scarcity of their fossil record. However, the numerous remains of Rancho
Narimane Chatar   +5 more
wiley   +1 more source

Influence of Lowering Soot‐Water Contact Angle on Ice Nucleation of Ozone‐Aged Soot

open access: yesGeophysical Research Letters
Organic‐lean and organic‐rich size‐selected soot particles were exposed to a varying O3 concentration, progressively decreasing the soot‐water contact angle (θ) to study its impact on ice nucleation (IN).
Kunfeng Gao, Zamin A. Kanji
doaj   +1 more source

Individual aerosol particles from biomass burning in southern Africa: 2. Compositions and aging of inorganic particles [PDF]

open access: yes, 2003
Individual aerosol particles collected over southern Africa during the SAFARI 2000 field study were studied using transmission electron microscopy and field- emission scanning electron microscopy.
Buseck, Peter R.   +3 more
core   +1 more source

Neural canal ridges: A novel osteological correlate of postcranial neuroanatomy in dinosaurs

open access: yesThe Anatomical Record, Volume 308, Issue 5, Page 1349-1368, May 2025.
Abstract In this article, we document the widespread presence of bony ridges in the neural canals of non‐avian dinosaurs, including a wide diversity of sauropods, two theropods, a thyreophoran, and a hadrosaur. These structures are present only in the caudal vertebrae.
Jessie Atterholt   +7 more
wiley   +1 more source

High‐sensitivity real‐time monitoring of pH and respiration activity unveils metabolic dynamics in shake flask cultures

open access: yesBiotechnology Progress, Volume 41, Issue 2, March/April 2025.
Abstract Erlenmeyer shake flasks are widely used during the first steps of bioprocess development. Despite their broad application in academia and industry, shake flasks usually lack standardized and user‐friendly online monitoring techniques. In this work, the pH and Respiratory Activity MOnitoring System (pH‐RAMOS) for the non‐invasive online ...
Burak Sarikaya   +6 more
wiley   +1 more source

Raman Spectroscopy of Diesel and Gasoline Engine-Out Soot Using Different Laser Power [PDF]

open access: yesarXiv, 2018
We studied engine-out soot samples collected from a heavy-duty direct-injection diesel engine and a port-fuel injection gasoline spark-ignition engine. The two types of soot samples were characterized using Raman spectroscopy with different laser power.
arxiv  

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