Abstract: This paper derives a nonlinear system model of a spherical inverted pendulum (SIP). Based on the basic principles of conservation of energy and potential energy maximization, the motion law ...

Abstract: Accurate and direct measurement of thrust is the most fundamental requirement in the evaluation of electric thruster performance. This article performed the measurement and prediction of the ...

Department of Mechanical and Manufacturing Engineering, University of Calgary, Calgary, Alberta T2N 1N4, Canada Leslie Dan Faculty of Pharmacy, University of Toronto, Toronto, ON M5S 3M2, Canada ...

WEST SPRINGFIELD — Break open your piggy bank for hard cash and bring your credit cards with you, too, so you can shop and eat your way nonstop through The Big E — now the fourth-largest fair in North ...

Channing Tatum is stepping up for his girlfriend's birthday. The Magic Mike star commemorated Inka Williams' 26th birthday by posting rare photos and videos of them traveling together. "Happiest day ...

Supreme Court Justice Amy Coney Barrett threw cold water on Donald Trump’s dreams for a third-term in the White House. During an interview with Fox News host Bret Baier, the 53-year-old ...

The one where Jennifer Aniston shares a look. While the Friends alum is traditionally fiercely private when it comes to her personal life, Jennifer recently offered up a rare look at her romance with ...

Jennifer Aniston hasn’t shied away from stepping out in public with boyfriend Jim Curtis. The pair, who were first romantically linked in July 2025 after a trip to Mallorca, have already captured the ...

Date night! Jennifer Aniston stepped out with boyfriend Jim Curtis for a romantic dinner in New York City. The former Friends star, 56, was dressed casually chic in a fitted tan blazer over a white ...

The world has always been interested in Aniston's love life, and it seems like she's found a new suitor named Jim Curtis. They first sparked rumors when they were spotted on a yacht in Spain over ...

The 2025 Tennessee Valley Fair will be Sept. 5-14 at Chilhowee Park. Tickets are available online or at the gate, with discounts available on specific days. Tickets for concerts at the Homer Hamilton ...

This review aims to provide a comprehensive evaluation of the dynamics of the double pendulum, with a particular emphasis on its chaotic behavior. It examines the complicated and unpredictable ...