Results 91 to 100 of about 114,389,400 (308)

Investigation of added resistance in regular waves: A numerical study of the influence of leeway angle

open access: yesApplied Ocean Research
This study investigates the combined effect of a ship’s leeway angle and regular waves on the added wave resistance of a general cargo vessel, which is a key factor in energy efficiency.
Burak Göksu   +6 more
doaj   +1 more source

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

Assessment of added resistance estimates based on monitoring data from a fleet of container vessels

open access: yes, 2023
A practical estimation methodology of the mean added resistance in irregular waves is shown, and the present paper provides statistical analyses of estimates for ships in actual conditions.
Nielsen, Ulrik Dam   +3 more
core   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Optical Signature of Moiré Superlattices Formed by Twisted SrTiO3 Membranes

open access: yesAdvanced Functional Materials, EarlyView.
We discover optical signatures from bonded interfaces in twisted SrTiO3 moiré superlattices, including low‐frequency Raman vibrational modes and strong second‐harmonic generation, consistent with strong interlayer coupling inferred from cross‐sectional electron microscopy and ab initio calculations. ABSTRACT Moiré superlattices formed at the interfaces
T. A. M. Ragib Shahriar   +13 more
wiley   +1 more source

Influence of the approximated mass characteristics of a ship on the added resistance in waves

open access: yes, 2017
Dodatni otpor na valovima važno je predvidjeti već u ranoj fazi projektiranja broda. Povećanje otpora uzrokovano valovima utječe na brzinu broda i potrošnju goriva te može predstavljati značajan problem s aspekta očuvanja okoliša.
Komazec, Petra
core   +1 more source

Calculation method of ship hull distribution of added resistance in waves for potential-based solvers

open access: yesApplied Ocean Research
To visualize the distribution of added resistance in waves over a ship hull, a ship hull integration method is proposed within the framework of linear potential flow theory.
Mizuki Yamazaki, Takahito Iida
doaj   +1 more source

Evaluation of resistance increase and speed loss of a ship in wind and waves

open access: yesJournal of Ocean Engineering and Science, 2016
Given the indication of the IMO’s intent to the application of the EEDI and EEOI, the complete and precise total resistance of a ship and induced speed loss in wind and wave is primarily required.
Shaoze Luo, Ning Ma, Yoshiaki Hirakawa
doaj   +1 more source

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