Results 121 to 130 of about 345,672 (330)

High harmonic generation in a gas-filled hollow-core photonic crystal fiber [PDF]

open access: yes, 2018
High harmonic generation (HHG) of intense infrared laser radiation (Ferray et al., J. Phys. B: At. Mol. Opt. Phys. 21:L31, 1988; McPherson et al., J. Opt. Soc. Am. B 4:595, 1987) enables coherent vacuum-UV (VUV) to soft-X-ray sources. In the usual setup,
Baer, C.   +12 more
core  

Microporous Microgel Assemblies Facilitating the Recruitment and Osteogenic Differentiation of Progenitor Cells for Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
There is a significant need for biomaterials with well‐defined stability and bioactivity to support tissue regeneration. In this study, we developed a tunable microgel platform that enables the decoupling of stiffness from porosity, thereby promoting bone regeneration.
Silvia Pravato   +9 more
wiley   +1 more source

Simulation model for different bolted precombustion chamber (PCC) for spark ignition engine

open access: yesMATEC Web of Conferences, 2017
In an engine, two combustion chamber are present in the cylinder. First, the main combustion chamber and the other is called the auxiliary combustion chamber also known as pre-combustion chamber (PCC).
Muhamad Tajuddin Khairil Amri   +5 more
doaj   +1 more source

DLC coating on a plastic substrate for mechanical applications [PDF]

open access: yes, 2014
Treballs Finals de Grau de Física, Facultat de Física, Universitat de Barcelona, Any: 2014, Tutora: Esther Pascual MirallesIn this final degree work, a coating of DLC was synthesised and characterized.
Anguera Gisbert, Marc
core  

Expanding Chemical Space of Nucleic Acid Nanoparticles for Tunable Antiviral‐Like Immunomodulatory Responses and Potent Adjuvant Activity

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a nucleic acid nanoparticle (NANP) platform designed to be rrecognized by the human innate immune system in a regulated manner. By changing chemical composition while maintaining constant architectural parameters, we identify key determinants of immunorecognition enabling the rational design of NANPs with tunable immune activation profiles
Martin Panigaj   +21 more
wiley   +1 more source

Conventional engine technology. Volume 3: Comparisons and future potential [PDF]

open access: yes
The status of five conventional automobile engine technologies was assessed and the future potential for increasing fuel economy and reducing exhaust emission was discussed, using the 1980 EPA California emisions standards as a comparative basis. By 1986,
Dowdy, M. W.
core   +1 more source

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

Reduction of aircraft gas turbine engine pollutant emissions [PDF]

open access: yes
To accomplish simultaneous reduction of unburned hydrocarbons, carbon monoxide, and oxides of nitrogen, required major modifications to the combustor. The modification most commonly used was a staged combustion technique.
Diehl, L. A.
core   +1 more source

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