Publications UNDER DEVELOPMENT – Moving from old website to this one.

Michael J. Ruiz, “Speed, acceleration, and distance plots from a racecar speedometer (0 – 300 km/h)” Physics Education 56, 055035 (September 2021). pdf

Michael J. Ruiz and Charles Cranford, “Frozen waterfall and a video of supercooled water turning into frazil ice,” Physics Education 55, 055030 (September 2020). pdf and Video Abstract

Michael J. Ruiz and Rob Berls (Department of Drama), “Vacuum Cleaner Isolates Over 12 Harmonics in the Corrugated Whistling Tube,”Physics Education 55, 035012 (May 2020). pdf and Video Abstract

Michael J. Ruiz and James Perkins, “SpaceX Rocket Data Satisfies Elementary Hohmann Transfer Formula,”Physics Education 55, 025011 (March 2020). pdf

Ethan Chester (Asheville High School Student) and Michael J. Ruiz, “HTML5 lab app relating circular motion to harmonic motion and the wave equation,”Physics Education 55, 013004 (January 2020). pdf and The App

Michael J. Ruiz, “Dioptres for a Myopic Eye from a Photo,” Physics Education 54, 065010 (November 2019) pdf and Video Abstract

Michael J. Ruiz, “Road Mirage Angle,” Physics Education 54, 065009 (November 2019). pdf and Video Abstract

Patrick Foo (Department of Psychology) and Michael J. Ruiz, “Inexpensive Endoscope Activities,” Physics Education 54, 055005 (September 2019). pdf and Video Abstract

Michael J. Ruiz, “Video of Scenery During a Total Eclipse: Luminance and Effects of Solar Limb Darkening,” Physics Education 54, 035001 (May 2019). pdf and Video Abstract

Gerson Morales (UNCA Engineering Student at Time of Research), James Perkins, Herb Pomfrey, and Michael J. Ruiz, “Accurate Pinhole Camera Apertures Using Insect Pins,” Physics Education 54, 025002 (March 2019). pdf and Video Abstract

Rob Berls (Department of Drama) and Michael J. Ruiz, “Reply to Comment on ‘Lenz’s Law with Aluminum Foil and a Lengthwise Slit’,” Physics Education 54, 016502 (January 2019).

James Perkins and Michael J. Ruiz, “A Reliable Wave Convention for Oppositely Traveling Waves,” The Physics Teacher 56, 622 (December 2018). pdf

Michael J. Ruiz and Lowell Hobbs (UNC Asheville Music Student), “Inharmonic Spectra with a Rock Guitar Effects Pedal,” The Physics Teacher 56, 504 (November 2018). pdf and Video Abstract

Chloe Hawes (High School Student at North Carolina School of Science and Mathematics = NCSSM) and Michael Ruiz, “Swinging Beam of Beads Transforming into a Simple Pendulum of the Same Length,” Physics Education 53, 065015 (November 2018). pdf and Video Abstract

Michael J. Ruiz, “Lissajous Figures, Musical Intervals, and the Just Diatonic Scale,” The Physics Teacher 56 424 (October 2018). pdf and Video Abstract and The App

Michael J. Ruiz, “Depth of Field and the Vanishing Fence,” Physics Education 53, 055015 (September 2018). pdf and Video Abstract

Nicholas Konz (UNC Chapel Hill Physics Student) and Michael J. Ruiz, “Amplitude, Frequency, and Timbre with the French Horn,” Physics Education 53, 045004 (July 2018). pdf and Video Abstract