Skip to Content
You are currently on the new version of our website. Access the old version .

6 Results Found

  • Article
  • Open Access
3 Citations
1,989 Views
15 Pages

9 February 2022

A comparison of mode shapes in isotropic structures can be efficiently performed using the modal assurance criterion (MAC) to determine the similarity between mode shape vectors. However, the unidirectional, carbon-based composite (UCBC) structure sh...

  • Article
  • Open Access
13 Citations
3,968 Views
17 Pages

Enhancing Performance of Air–Ground OAM Communication System Utilizing Vector Vortex Beams in the Atmosphere

  • Mingjian Cheng,
  • Kangjun Dong,
  • Chenge Shi,
  • Al-Ahsab Hassan Thabet Mohammed and ,
  • Lixin Guo,
  • Xiang Yi,
  • Ping Wang and
  • Juan Li
  • + 3 authors+ 0 author

30 December 2022

The modified uplink and downlink atmospheric turbulence channel models were established and employed to assess the system performance of air–ground orbital angular momentum (OAM) communication. The advantage of the vector vortex beam taking the...

  • Article
  • Open Access
1 Citations
1,195 Views
25 Pages

25 October 2025

In this paper, a generic computational framework, based on the generalized-mode approach, is developed for the fully coupled time-domain aero-hydro-servo-elastic analysis of Hybrid Offshore Wind and Wave Energy Systems (HOWiWaESs), consisting of a Fl...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
5 Citations
2,574 Views
15 Pages

Spatially Variable Ripple and Groove Formation on Gallium Arsenide Using Linear, Radial, and Azimuthal Polarizations of Laser Beam

  • Kalvis Kalnins,
  • Vyacheslav V. Kim,
  • Andra Naresh Kumar Reddy,
  • Anatolijs Sarakovskis and
  • Rashid A. Ganeev

We demonstrated the linear, radial, and annular ripple formation on the surface of GaAs. The formation of linear ripples was optimized by the number of shots and the fluence of 30 ps, 532 nm pulses. The radial and annular nanoripples were produced un...

(This article belongs to the Section Lasers, Light Sources and Sensors)
  • Article
  • Open Access
19 Citations
2,904 Views
20 Pages

27 October 2020

To improve forecasting accuracy for photovoltaic (PV) power output, this paper proposes a hybrid method for forecasting the short-term PV power output. First, by introducing the noise level, an improved complementary ensemble empirical mode decomposi...

  • Article
  • Open Access
19 Citations
3,798 Views
17 Pages

9 January 2020

The natural vibration behavior of axially functionally graded (AFG) double nanobeams is studied based on the Euler–Bernoulli beam and Eringen’s non-local elasticity theory. The double nanobeams are continuously connected by a layer of lin...

(This article belongs to the Section Acoustics and Vibrations)