Results 51 to 60 of about 4,208,133 (198)

Evaluation of Fuel Gas Supply System for Marine Dual-Fuel Propulsion Engines Using LNG and Ammonia Fuel

open access: yesEnergies, 2022
This study proposes a fuel supply system for dual-fuel propulsion engines using liquefied natural gas (LNG) and ammonia to control carbon emissions. The independent fuel supply system of LNG and ammonia is configured as a hybrid system.
Soobin Hyeon, Jinkwang Lee, Jungho Choi
doaj   +1 more source

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Pulsed Laser‐Assisted Phase Engineering of Multimetallic Colloidal Nanocrystals With Complex Compositions

open access: yesAdvanced Materials, EarlyView.
The engineering of colloidal nanocrystals with complex compositions has emerged as a highly active area of research within nanomaterials science. This review covers key aspects of colloidal solid‐solution nanocrystal formation using pulsed laser irradiation.
Marina T. Candela   +4 more
wiley   +1 more source

Boil-off gas balanced method of cool down for liquefied natural gas tanks at sea [PDF]

open access: yes, 2020
 Cooling down the cargo tanks of liquefied natural gas carriers (LNGC) prior to the ships arrival at discharge and loading ports follow various widely adopted operating procedures.
Kulitsa, Maksym, Wood, David A.
core   +1 more source

Processing‐Driven Engineering of Transparent Conductive In‐Zn‐O Thin Films: A Comparative Study of Spin‐Coating, Inkjet Printing, and Screen Printing

open access: yesAdvanced Materials Technologies, EarlyView.
Transparent, electrically conductive In–Zn–O thin films are solution‐processed by spin coating, inkjet printing, and, as demonstrated here for the first time, screen printing. The chosen deposition technique determines the solution composition, which in turn governs the resulting microstructure and optoelectronic performance.
Danjela Kuscer   +3 more
wiley   +1 more source

MOF-assisted cryo-adsorption delivers near-liquid volumetric capacity and suppressed boil-off for LH₂ transport

open access: yesNature Communications
Liquid hydrogen (LH2) offers exceptional energy density but suffers from boil-off losses that limit long-term storage and global transport. We introduce a materials-based solution using metal–organic frameworks (MOFs) to suppress boil-off by enhancing ...
Jaewoo Park   +11 more
doaj   +1 more source

Boil-Off Rate Behavior in a Double-Shell Vacuum-Insulated Cryogenic Storage Tank with Multilayer Insulation

open access: yesAerospace
Cryogenic storage systems require precise management of boil-off gas (BOG) to prevent pressure buildup caused by external heat ingress. This study investigates sloshing-induced heat transfer and BOG generation in a double-shell vacuum-insulated cryogenic
Seongwoo Lee   +5 more
doaj   +1 more source

Dynamic Optimization of Boil-Off Gas Generation for Different Time Limits in Liquid Natural Gas Bunkering

open access: yesEnergies, 2019
This study focus on the optimal time limit of ship-to-ship (STS) liquid natural gas (LNG) bunkering by dynamic simulation. Based on this, a mathematical model for calculating the boil-off gas (BOG) amount was developed.
Yude Shao, Yoonhyeok Lee, Hokeun Kang
doaj   +1 more source

Residual Tetramethylammonium Hydroxide Limits ZnO Nanoparticle‐Based Quantum Dot Light‐Emitting Diode Performance

open access: yesAdvanced Optical Materials, EarlyView.
Residual tetramethylammonium hydroxide (TMAH) from ZnO nanoparticle (NP) synthesis is uncovered as a hidden impurity that migrates into quantum dot emissive layers during thermal processing. The resulting exciton quenching reduces the efficiency of quantum dot light‐emitting diodes despite improved electron transport upon annealing.
Ganghyun Park   +6 more
wiley   +1 more source

Propulsion apparatus and method using boil-off gas from a cryogenic liquid [PDF]

open access: yes, 1986
A propulsion system and method are disclosed for controlling the attitude and drag of a space vehicle. A helium dewar contains liquid helium which cools an experiment package.
Blount, D. H.
core  

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