Results 41 to 50 of about 50,988 (251)

Compressed Natural Gas Operated Two-Wheeler [PDF]

open access: yes, 2018
In this paper the results obtained on a 110cc two-wheeler S.I. engine using both petrol and CNG as fuel. Tests like Acceleration test, Emission test, Mileage test and Exhaust noise test were conducted at different operating condition.
Abhishek, P. (Patil)   +4 more
core   +1 more source

Treewidth, crushing, and hyperbolic volume [PDF]

open access: yes, 2019
We prove that there exists a universal constant $c$ such that any closed hyperbolic 3-manifold admits a triangulation of treewidth at most $c$ times its volume.
Maria, Clément, Purcell, Jessica S.
core   +3 more sources

Implementation of CNG as an Alternative Fuel for Automobiles in Nigeria: Benefits and Recommendations

open access: yesInternational Journal of Engineering Research, 2020
— In an attempt to address major causes of pollution from gas flaring and transportation, the Nigerian government introduced the use of CNG (compressed natural gas) as an alternative fuel for automobiles in 1997.
Ikechukwu Obiuto Ibeneme   +1 more
semanticscholar   +1 more source

The Innovative Technology of Hydraulic Compression and Boosting for Filling the Vehicles and Storage Systems with Natural Gas and Biomethane

open access: yesEnvironmental and Climate Technologies, 2020
The article describes the technology of the “hydraulic piston”, as well as the studies that confirm the viability of this technology, implemented in various devices, designed to compress natural gas (CNG) and biomethane (bio-CNG), to accumulate CNG and ...
Safronov Aleksey   +3 more
doaj   +1 more source

Piezoelectric Stimulation of Neural Cells: Exploring the Synergistic Potential of Hybrid Scaffolds for Enhanced Regeneration

open access: yesAdvanced Materials Interfaces, EarlyView.
Hybrid piezoelectric scaffolds offer a promising route for Central Nervous System regeneration by combining structural and electrical cues to support neural stem cell growth. This review highlights their potential to overcome current challenges in neural tissue engineering by exploring porous hybrid materials, their biological interactions, and ...
Heather F. Titterton   +2 more
wiley   +1 more source

Limbic Network and Papez Circuit Involvement in ALS: Imaging and Clinical Profiles in GGGGCC Hexanucleotide Carriers in C9orf72 and C9orf72-Negative Patients

open access: yesBiology
Background: While frontotemporal involvement is increasingly recognized in Amyotrophic lateral sclerosis (ALS), the degeneration of limbic networks remains poorly characterized, despite growing evidence of amnestic deficits, impaired emotional processing
Foteini Christidi   +12 more
doaj   +1 more source

[Future administrators and legislators, and opportunities not to be missed]

open access: yesAcque Sotterranee, 2021
[Article in Italian]
Emanuele Emani, Paolo Cerutti
doaj   +1 more source

If the Current Clique Algorithms are Optimal, so is Valiant's Parser

open access: yes, 2015
The CFG recognition problem is: given a context-free grammar $\mathcal{G}$ and a string $w$ of length $n$, decide if $w$ can be obtained from $\mathcal{G}$. This is the most basic parsing question and is a core computer science problem.
Abboud, Amir   +2 more
core   +1 more source

The GARP Domain of the Rod CNG Channel's β1-Subunit Contains Distinct Sites for Outer Segment Targeting and Connecting to the Photoreceptor Disk Rim

open access: yesJournal of Neuroscience, 2020
Vision begins when light is captured by the outer segment organelle of photoreceptor cells in the retina. Outer segments are modified cilia filled with hundreds of flattened disk-shaped membranes.
J. Pearring   +5 more
semanticscholar   +1 more source

Selectivity Filter Dynamics Define Ion Conductance and Selectivity Differences in CNG and HCN Channels

open access: yesAdvanced Science, EarlyView.
Cyclic nucleotide‐gated (CNG) and hyperpolarization‐activated cyclic nucleotide‐gated (HCN) channels share substantial sequence and structural similarity but differ markedly in ion conductance and K+ selectivity. Microsecond‐scale atomistic MD simulations qualitatively reproduced the conductance differences observed in single‐channel recordings and ...
Haoran Liu   +3 more
wiley   +1 more source

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