Engineering, in pictures.
Explore the aircraft, hardware prototypes, and test figures. Each image opens with its project context and full-size original.
Atlas Falcon
Atlas Falcon is Adam Drihany’s hybrid VTOL research aircraft at the University of Michigan, developed for airborne radiation sensing. Its design combines vertical takeoff, fixed-wing cruise, and a modular payload bay.
Atlas Falcon — physical VTOL aircraft prototype
Atlas Falcon physical prototype on a laboratory workbench
Atlas Falcon — blended-wing VTOL aircraft
Original CAD rendering of Atlas Falcon’s blended-wing airframe and vertical-lift propellers
Atlas Falcon — modular airframe exploded view
Original exploded CAD rendering of Atlas Falcon, showing the modular airframe, motors, and internal components
Atlas Falcon — top view of the aircraft
Top-view CAD rendering of Atlas Falcon’s blended-wing airframe and four vertical-lift propellers.
Atlas Falcon — obstacle sensor coverage
Atlas Falcon sensor-coverage figure showing forward, left, right, and LiDAR sensing with a labeled blind angle
Atlas Falcon — airframe cooling and airflow
Atlas Falcon airframe cooling: intake airflow enters the upper fuselage and exits through the rear toward the propeller
Atlas Falcon — battery cooling cross-section
Atlas Falcon battery cooling cross-section with blue incoming and red outgoing airflow
Atlas Falcon — finite element analysis of the airframe
Atlas Falcon finite element analysis showing the airframe mesh, applied loads, and stress annotations
Atlas Falcon — electronics and battery temperature tests
Atlas Falcon temperature-versus-time plots comparing passive and propeller-induced cooling for the Raspberry Pi and inferred battery temperature.
XPEN
XPEN is a writing mechanism and AI-assisted learning device co-founded in Casablanca. Adam Drihany led electrical systems, embedded Linux, low-level control, and three-axis motion integration.
XPEN — learning assistant device
XPEN learning assistant with a black touchscreen enclosure, white eyes, and a battery indicator
XPEN — eight hardware prototypes
Photograph of eight original XPEN prototypes lined up to show their mechanical evolution
XPEN — annotated writing mechanism
Annotated XPEN mechanism showing nozzle, pulley cage, pressure crown, wheels, and lifting system
XPEN — writing-system calibration hardware
Photograph of XPEN’s physical calibration assembly, with the belt, nozzle carriage, wiring, and contact pads
XPEN — touchscreen interface
Original screenshot of XPEN’s touchscreen interface with voice, recording, and conversation controls
XPEN — touchscreen enclosure CAD views
Original CAD views of XPEN’s compact touchscreen enclosure and rear camera opening
Custom watercooled workstations
Adam Drihany’s custom workstation builds explore liquid-loop design, radiator placement, thermal monitoring, and sustained overclocking.
Watercooled workstation — first prototype
Adam’s first custom watercooled computer with clear coolant tubing and illuminated components
Watercooled workstation — prototype 12
Adam’s twelfth workstation with blue-lit liquid cooling, a distribution plate, and multiple radiator banks
Watercooled workstation — prototype 15
The fifteenth custom watercooled workstation, showing its compact loop and illuminated monitoring displays