Duty-cycle-aware low-thrust trajectory optimization using embedded homotopy

NP Nurre, E Taheri - Acta Astronautica, 2023 - Elsevier
In space mission design, an important operational constraint is planned periodic coast arcs
during which various mission-critical tasks such as navigation or ground communications …

Particle Swarm Optimization-based co-state initialization for low-thrust minimum-fuel trajectory optimization

GR Hecht, EM Botta - Acta Astronautica, 2023 - Elsevier
Abstract In this paper, Particle Swarm Optimization with energy-to-fuel continuation is
proposed for initializing the co-state variables for low-thrust minimum-fuel trajectory …

Haptigami: A fingertip haptic interface with vibrotactile and 3-DoF cutaneous force feedback

FH Giraud, S Joshi, J Paik - IEEE Transactions on Haptics, 2021 - ieeexplore.ieee.org
Wearable fingertip haptic devices aim todeliver somatosensory feedback for applications
such as virtual reality, rehabilitation, and enhancing hardware/physical control interfaces …

[HTML][HTML] Bi-stability induced by motion limiting constraints on boring bar tuned mass dampers

Z Iklodi, DAW Barton, Z Dombovari - Journal of Sound and Vibration, 2022 - Elsevier
This paper investigates the effect of displacement constraints on the attenuation
performance of tuned mass dampers (TMDs) used in boring and turning applications. A …

[HTML][HTML] Highest cusped waves for the fractional KdV equations

J Dahne - Journal of Differential Equations, 2024 - Elsevier
In this paper we prove the existence of highest, cusped, traveling wave solutions for the
fractional KdV equations f t+ ffx=| D| α fx for all α∈(− 1, 0) and give their exact leading …

Commissioning observations of HD 189733 with the PAlomar Radial Velocity Instrument

BL Cale, A Kesseli, C Beichman… - Journal of …, 2023 - spiedigitallibrary.org
The PAlomar Radial Velocity Instrument (PARVI) is a diffraction-limited, high-resolution
spectrograph connected by single-mode fiber to the 200 inch Hale telescope at Palomar …

Lowering of the kinetic barrier of clay-mineral reactions along a seismogenic fault: Example from the Nankai subduction zone, Japan

H Masumoto, J Kameda, Y Hamada, K Ujiie… - Tectonophysics, 2023 - Elsevier
An analysis of clay minerals in core samples around the megasplay fault of the Nankai
Trough, Japan, recovered during the Integrated Ocean Drilling Program Nankai Trough …

Probabilistic stability assessment for active distribution grids

S Liemann, L Strenge, P Schultz… - 2021 IEEE madrid …, 2021 - ieeexplore.ieee.org
This paper demonstrates the concept of probabilistic stability assessment on large-signal
stability in the use case of short circuits in an active distribution grid. Here, the concept of …

[HTML][HTML] Predicting the Impact of Polysulfone Dialyzers and Binder Dialysate Flow Rate on Bilirubin Removal

A Novokhodko, N Du, S Hao, Z Wang, Z Shu, S Ahmad… - Bioengineering, 2024 - mdpi.com
Liver failure is the 12th leading cause of death worldwide. Protein-bound toxins such as
bilirubin are responsible for many complications of the disease. Binder dialysis systems use …

Generalized flow calculation of the gas flow in a network of capillaries used in gas chromatography

J Leppert, T Brehmer, P Boeker… - Journal of Separation …, 2024 - Wiley Online Library
A general method for the calculation of the flow and pressure of a gas in a network of
cylindrical capillaries is presented. This method is used specifically for gas chromatographic …