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Six‑Axis Force Sensors Explained – The Secret to Precision & Control 🦾
Tutorials Colin 2026-08-13 16:20 261
What if your robot could feel force like a human? That’s exactly what a six‑axis force sensor does – it measures forces in X, Y, Z and torques about all three axes simultaneously. From automotive welding to robotic massage and precision ass...
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Z1 Thermodynamic AI Chip Completes Tape-Out, Advancing Probabilistic Computing
Science Colin 2026-08-13 11:48 192
Summary: In August 2026, a US AI computing startup announced that its Z1 Thermodynamic AI Chip had completed tape-out and entered manufacturing, marking a major step toward commercializing probabilistic computing for generative AI, robotics...
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Why Can't You Just Plug In a Brushless DC Motor? ⚡
Tutorials Colin 2026-08-13 09:29 162
Unlike simple DC motors, brushless DC motors won't spin when you connect them directly to a power supply – they need an electronic controller (ESC) to energize the windings in the correct sequence. Without electronic commutation, they j...
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Encoder vs. Potentiometer – What’s the Difference? (Teardown Inside) 🔧
Tutorials Colin 2026-08-11 17:15 151
Potentiometers and encoders may look similar, but they work completely differently. A potentiometer is a variable resistor – turning it changes resistance. An encoder contains two microswitches with staggered timing, producing digital open/...
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How to Make a 200F Supercapacitor from Copper Foil ⚡
Tutorials Colin 2026-08-11 16:18 192
I built a working supercapacitor from scratch using copper foil, activated carbon, and a simple sodium hydroxide electrolyte. Watch the full process – cutting and etching the foil, coating the electrode paste, rolling it up, and testing the...
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What Does a Robot Joint Drive Actually Do? (It’s Not Just Power!)
Tutorials Colin 2026-08-10 17:08 162
Think a robot drive is just a power supply? Think again. In this video, I break down the real job of a joint drive – turning high‑level commands into precise motor currents. Using the muscle‑nervous system analogy, we cover PWM, FOC (field‑...
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TSMC Develops 0.42nm Interface Engineering Technology for Next-Generation MoS₂ Transistors
Science Colin 2026-08-10 14:32 229
Summary：TSMC and National Yang Ming Chiao Tung University have developed an atomic-scale interface engineering technology that significantly improves single-layer MoS₂ transistors, opening a new pathway for sub-1nm semiconductor chips.A bre...
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Inductors Explained – How They Work & Why They Matter ⚡
Tutorials Colin 2026-08-07 17:26 185
Ever wonder what makes your phone charger so efficient? The inductor plays a starring role. In this video, we break down how inductors work – from storing magnetic field energy to resisting current changes (that's the Faraday‑Lenz law a...
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Gradient Zinc Anode Breakthrough Enables 5,000-Hour Long-Life Zinc-Ion Batteries
Science Colin 2026-08-07 15:34 179
Summary：A new gradient zinc anode technology significantly improves the stability of aqueous zinc-ion batteries by preventing dendrite growth and enhancing cycling performance. The breakthrough could support safer and more sustainable energ...
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Graphene-Free Mid-IR Chip Technology Achieves 925 μm Light Transport with h-BN Polaritons
Science Colin 2026-08-06 18:08 217
Summary:Researchers have developed long-range surface polaritons (LRSPs) using a two-dimensional hexagonal boron nitride (h-BN) heterostructure, enabling ultra-long mid-infrared light transport and opening new possibilities for compact on-c...
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Miniature Planetary Gear Motor Teardown – See What’s Inside! 🔧
Tutorials Colin 2026-08-06 15:40 188
Ever wondered what's inside a tiny planetary gear motor? In this video, I take one apart – D‑shaft, retaining clip (removed without circlip pliers!), sun gear, planet gears, internal ring gear, and the carrier. I calculate the reduction...
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FOC Control Explained: Clarke & Park Transform in Brushless Motors
Tutorials Colin 2026-08-05 18:19 197
How do brushless motors achieve precise control? This video explains the key ideas behind FOC (Field-Oriented Control), including Clarke Transform and Park Transform, and how vector projection helps convert three-phase currents into a contr...
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