From Newton to Rayleigh: Physics & Non-dimensional Terms Characterizing Orbits & Dynamic-soaring Flight








Dynamic Soaring Theory

Energy from an Atmosphere in Motion, 1 of 2



2017 Iceland Bird Calendar

PDF, Print 8.5 x 11 portrait, borderless



Regenerative Electric Flight

Energy from an Atmosphere in Motion, 2 of 2








Configuration Aerodynamics

Excerpt: Wright Brothers Study




Principles:Fast & Efficient Electric Flight

Battery, Control, M-G, & Prop   EXCERPT



Learning From the Birds

Cal Poly Pomona 2014 Outstanding Aero Engr Alum


German Jets: History & Aerodynamics

Draft Update for forthcoming AIAA paper










Trigons, Normals, & Quadragons

Computer Graphics Review and Renew



The Elliptical Wing

In or Out of Ground Effect


Peer-reviewed Technical Papers

by J. Philip Barnes


   Keplerian Orbits Non-dimensional  Trip to the Moon     AAS

   Math Modeling of Airfoil Geometry & Aero:                   SAE    

   Gear geometry, mesh loss, & windage                       AGMA

   Semi-empirical Lifting Line Aero, 2D & 3D Wings,         SAE          

   Math Modeling of Propeller Geometry & Aero,              SAE    

   How Flies The Albatross: Dynamic Soaring Explained,   SAE  

   Flight Without Fuel: Regen. Elec. Flight Feasibility,       SAE

   Regenerative Electric Flight: Rotor & Motor Synergy,   AIAA

   Aircraft Energy Gain From an Atmosphere in Motion,  AIAA



Aircraft Practical Parametric Geometry

with EXCEL/VB & Blender/Python, Free Aps