G Chang
Bird nesting box camera, semiconductor physics, solar astronomy, electronics, camera obscura, hand sanitizer formula, Raspberry Pi, Brother laser printer cartridges, Toyota windshield wiper DIY, bike cargo box
Chestnut-backed chickadees fledge over 5 minutes May 9, 2025 SF Bay Area
Dad, mom chestnut-backed chickadees feed babies April 2025
P-N junction, electron/hole flow, exponential diode equation, valve, photovoltaic solar cell, LED
P-N junction, injected carrier profile, diffusion length L, electron/hole currents vs X, Kirchhoff
P-N junction forward bias, Boltzmann, majority & minority injected carrier concentration profiles
P-N junction, depletion region, electric field barrier, built-in potential, reverse bias
Semiconductor P-N junction, electron/hole diffusion & drift, non-uniform doping profile
Semiconductor doping, donor/acceptor electron/hole, mass action, pH analogy: acid/base H+/OH-
Электроны и дырки в полупроводниках: собственный/примесный кремний, доноры и акцепторы, действующ...
Модель атомной ячейки кремния и алмаза, ориентация пластины/кристалла, индексы Миллера (100) (111)
Reebok Classic Leather Unisex Running Shoe review (black GY0955) compared to old Club C
Chickadee nest-building to fledging time lapse
Birdhouse with ceiling webcam and natural-lighting windows
Rare Oriental Turtle Dove in Palo Alto, California: February-March 2022
Oak Titmouse in Bird Nesting Box Stereo 3-D View
3-D Stereo Cross-Eyed Image Viewing Methods Without Glasses
Egg-to-fledge time lapse, chestnut-backed chickadee feeding & waste removal
Chickadee mimics snake hiss and movement to scare off feared predator
Chickadee struggles to remove twig brought by wren into nesting box (0:50)
9 days of nest-building in a minute: Chestnut-backed chickadee
Solar-Powered Dowsing for Buried Hoards of Gold & Silver Treasure (ha, ha)