Results 111 to 120 of about 367,217 (307)

Comparison of two parallel/series flow turbofan propulsion concepts for supersonic V/STOL [PDF]

open access: yes
The thrust, specific fuel consumption, and relative merits of the tandem fan and the dual reverse flow front fan propulsion systems for a supersonic V/STOL aircraft are discussed.
Allen, J., Luidens, R. W., Turney, G. E.
core   +1 more source

Fuel poverty, older people and cold weather: An all-island analysis [PDF]

open access: yes, 2011
Executive Summary This report covers a number of different aspects of fuel poverty and older people. 1. An exploration of existing government survey data from Northern Ireland and the Republic of Ireland with a particular focus on older people and ...
Barrett, E   +6 more
core   +1 more source

Nanotherapies for Atherosclerosis: Targeting, Catalysis, and Energy Transduction

open access: yesAdvanced Healthcare Materials, EarlyView.
Atherosclerosis management is hindered by poor drug targeting and plaque heterogeneity. Nanotechnology overcomes these barriers via three core strategies: (1) target‐engineered nanocarriers that achieve lesion‐specific precision via ligand modification, biomimetic camouflage, stimuli‐responsive release, and self‐propelling nanomotors; (2) catalytic ...
Yuqi Yang   +4 more
wiley   +1 more source

Flashback flame arrester devices for fuel cargo tank vapor vents [PDF]

open access: yes
The flame quenching capability of four types of flame arresting devices suitable for installation on fuel cargo tank vents of marine transport vessels is evaluated.
Bjorklund, R. A., Kushida, R. O.
core   +1 more source

Bacteria photosensitized by intracellular gold nanoclusters for solar fuel production. [PDF]

open access: yes, 2018
The demand for renewable and sustainable fuel has prompted the rapid development of advanced nanotechnologies to effectively harness solar power. The construction of photosynthetic biohybrid systems (PBSs) aims to link preassembled biosynthetic pathways ...
Cestellos-Blanco, Stefano   +7 more
core  

Role of Liquid Composition in the Transient Liquid Assisted Growth of Superconducting YBa2Cu3O7‐δ Films

open access: yesAdvanced Materials, EarlyView.
The Y supersaturation in the [Ba‐Cu(I/II)‐O] transient liquid composition is the driving force toward YBCO nucleation and growth in TLAG. Tuning the initial (Ba:Cu) molar ratio in the ink composition determines the YBCO epitaxial nucleation through supersaturation control.
Lavinia Saltarelli   +12 more
wiley   +1 more source

The convertible engine: A dual-mode propulsion system [PDF]

open access: yes
A variable inlet guide vane (VIGV) convertible engine that could be used to power future high-speed rotorcraft was tested on an outdoor stand. The engine ran stably and smoothly in the turbofan, turboshaft, and dual (combined fan and shaft) power modes ...
Mcardle, Jack G.
core   +1 more source

Dual Fuel motori

open access: yes, 2018
The fuel price as well as the world reserves allow advance of the alternative options such as dual fuel engines. The Wärtsilä engine provides safe and reliable operation during tough conditions. Dual fuel drive enables system redudancy and changing operation mode without affecting on performance.
openaire   +1 more source

Mesoporous Silica Nanoparticles in Biomedicine: Advances and Prospects

open access: yesAdvanced Materials, EarlyView.
Mesoporous silica nanoparticles offer unique properties like high surface area, tunable pores, and functionalization. They excel in drug delivery, tissue engineering, and stimuli‐responsive therapies, enabling targeted and controlled treatments. With roles in cancer therapy and diagnostics, their clinical translation requires addressing challenges in ...
Miguel Manzano, María Vallet‐Regí
wiley   +1 more source

Test stand performance of a convertible engine for advanced V/STOL and rotorcraft propulsion [PDF]

open access: yes
A variable inlet guide vane (VIGV) convertible engine that could be used to power future high-speed V/STOL and rotorcraft was tested on an outdoor stand.
Mcardle, Jack G.
core   +1 more source

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