Results 81 to 90 of about 18,313 (220)

Feasibility of Warehouse Drone Adoption and Implementation [PDF]

open access: yes, 2018
While aerial delivery drones capture headlines, the pace of adoption of drones in warehouses has shown the greatest acceleration. Warehousing constitutes 30% of the cost of logistics in the US.
Companik, Edward   +2 more
core   +2 more sources

Quantifying Southern Sea Otter (Enhydra lutris nereis) Reactions to a Quadcopter Drone in Central California

open access: yesMarine Mammal Science, Volume 42, Issue 3, July 2026.
ABSTRACT Drones are useful for wildlife research and management, but they can cause disturbance and harassment to wildlife. Sea otters (Enhydra lutris) are candidates for drone‐based observation and monitoring but are vulnerable to disturbance. No studies have evaluated drone effects on sea otter behavior, but based on prior disturbance studies, we ...
Colleen Young   +5 more
wiley   +1 more source

An Overview of Tsunami Hazards in the Southwest Pacific Ocean

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 2, June 2026.
The southwest Pacific region is geologically complex and exhibits all the principal causes of tsunami generation. While contemporary events and historical catalogs indicate that trans‐Pacific tsunamis have affected this area (∼18% of tsunamis reported globally), it is unique in that a large part of the tsunami effects over the ∼200‐year historical ...
Jean H. M. Roger   +13 more
wiley   +1 more source

Research on vertical air–water trans-media control of Hybrid Unmanned Aerial Underwater Vehicles based on adaptive sliding mode dynamical surface control

open access: yesInternational Journal of Advanced Robotic Systems, 2018
We address the problem of vertical air–water trans-media control of Hybrid Unmanned Aerial Underwater Vehicles in the presence of parameters uncertainty and disturbances.
Zongcheng Ma, Jinfu Feng, Jian Yang
doaj   +1 more source

Applications of inverse simulation to a nonlinear model of an underwater vehicle [PDF]

open access: yes, 2008
Inverse simulation provides an important alternative to conventional simulation and to more formal mathematical techniques of model inversion. The application of inverse simulation methods to a nonlinear dynamic model of an unmanned underwater ...
Lu, L., McGookin, E., Murray-Smith, D.
core  

MXene‐Coated 3D Printed Horn Antennas for Ku Frequency Band

open access: yesAdvanced Materials Technologies, Volume 11, Issue 9, 6 May 2026.
An additive manufacturing approach to 3D printing horn antennas and coating them with Ti3C2Tx MXene is proposed. Rapid fabrication of lightweight, high‐performance antennas operating in the Ku‐band (12.4–18 GHz) has been demonstrated. The MXene‐coated antennas exhibit comparable electromagnetic performance to conventional, costly aluminum ones, with ...
Zahra Sarpanah Sourkouhi   +3 more
wiley   +1 more source

Encoding Cumulation to Learn Perturbative Nonlinear Oscillatory Dynamics

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
Weak nonlinearities critically shape the long term behavior of oscillatory systems but are difficult to identify from data. A data‐driven framework is introduced to infer governing equations of weakly nonlinear oscillators from sparse and noisy observations.
Teng Ma   +5 more
wiley   +1 more source

Hydrodynamics of unmanned underwater vehicles

open access: yes, 2022
Remotely Operated Vehicle (ROVs) is a research and development effort, ROVs are commonly used in the oil and gas industry for pipeline inspection and maintenance. For this project, it will design ROV prototype by the CAD program and describe the equation of motion to determine the hydrodynamic forces generated by (ROVs) submerged in water, in the ...
openaire   +1 more source

Heterogeneous Wettability‐Based Construction of Two‐Phase Interfaces for Underwater Reversible Adhesion

open access: yesAdvanced Science, Volume 13, Issue 27, 13 May 2026.
The design employs heterogeneous wettability surfaces that construct stable oil‐water interfaces to achieve robust and rapid reversible adhesion. Linear enhancement of adhesion strength is realized through multi‐interface patterning. This adhesive enables rapid on‐demand detachment within five seconds via voltage‐induced electrolysis, offering a level ...
Xiaokai Li   +11 more
wiley   +1 more source

Unmanned underwater vehicle design

open access: yes, 2022
Denizaltılar, su altında ve yüzey seviyesinde bağımsız hareket edebilen araçlardır. Tehlikeli, gizli ve uzun sualtı aktiviteleri yapabilmek için, insansız ve cep boyutunda, uzaktan kontrol edilebilen veya otonom sualtı araçlarının geliştirilmesine ihtiyaç vardır.
openaire   +1 more source

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