Results 111 to 120 of about 4,736,953 (298)

Self-Propulsion Factors for Minimum Propulsion Power Assessment in Adverse Conditions

Journal of Marine Science and Engineering
Considering that slow steaming requires low engine power, which impedes maneuverability under severe sea conditions, the International Maritime Organization (IMO) provides guidelines for the minimum propulsion power (MPP) required to maintain ship ...
Joon-Hyoung Lee, Seunghyun Hwang, Young-Yeon Lee, Woo-Seok Jin, Moon-Chan Kim   +4 more
doaj   +1 more source

Jet Propulsion Laboratory Report SPS-37-35, VOL. IV

, 1965
Bimonthly report presenting a review of engineering and scientific work performed, or managed by the Jet Propulsion Laboratory (JPL) for the National Aeronautics and Space Administration during a two-month period. This volume presents material supporting
Jet Propulsion Laboratory (U.S.)
core  

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

Advanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj, Roshni Satheesh Babu, Yuxin Xia, Eva Bestelink, Radu Sporea, Nikos Hastas, Ioannis Zeimpekis, Dimitra G. Georgiadou, Sayani Majumdar   +8 more
wiley   +1 more source

CFD-Based Assessment of Stern Appendage Optimization and Propeller Condition on the Propulsion Efficiency of an Existing Passenger Yacht

Journal of Marine Science and Engineering
Improving the propulsion efficiency of existing vessels is an effective approach to reducing fuel consumption and greenhouse gas emissions without major structural modifications.
Zoran Čarija, Josip Orović, Jelena Čulin, Marko Valčić, Anton Turk, Jasna Prpić-Oršić   +5 more
doaj   +1 more source

The Optimal Locomotion of a Self-Propelled Worm Actuated by Two Square Waves

Micromachines, 2017
Worm-like locomotion at small scales induced by propagating a series of extensive or contraction waves has exhibited enormous possibilities in reproducing artificial mobile soft robotics.
Ziwang Jiang, Jian Xu
doaj   +1 more source

Jet Propulsion Laboratory Report SPS-37-53, V. 3

, 1968
Bimonthly report presenting a review of engineering and scientific work performed, or managed by the Jet Propulsion Laboratory (JPL) for the National Aeronautics and Space Administration during a two-month period (p. iii).
Jet Propulsion Laboratory (U.S.)
core  

“Smelltronics”—From Gas to Smell Sensing

Advanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono, Tsunaki Takahashi, Jiangyang Liu, Haruka Honda, Zeng Jing, Wataru Tanaka, Takuro Hosomi, Takeshi Yanagida   +7 more
wiley   +1 more source

Numerical simulation of manta ray's self-propulsion

Xibei Gongye Daxue Xuebao
A manta ray is a typical representation of its pectoral fin propulsion mode, which is stable and conducive to wide area cruise, thus being suitable for bionic targets of a bionic vehicle.
CHEN Xiao, YE Jikun, HUANG Qiaogao, PAN Guang   +3 more
doaj   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

Advanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen, Zhanxi Fan, Jingjie Ge, Qiyuan He, Zhuangchai Lai, Jiawei Liu, Chaoliang Tan, Hua Zhang   +7 more
wiley   +1 more source

Can Elastomers Combine Stiffness, Toughness and Fatigue Resistance?

Advanced Materials, EarlyView.
This review studies how the molecular and macroscopic architecture of elastomers influence their mechanical properties including: stiffness, stretchability, toughness, fatigue resistance, and damping behavior. By linking the structure to performance, it proposes design principles for advanced elastomeric systems that combine mechanical properties ...
Eva Baur, Esther Amstad
wiley   +1 more source