Ellis Gibson (B.Sc. in Mechanical Engineering)

To create a magnet with a battery, tightly wrap copper wire around a nail. Connect the wire ends to a battery, ensuring the wire wraps in the same direction. You can try adding more wire or using a larger nail. Test the magnet’s strength by picking up paper clips. Enjoy your hands-on experiment! First, cut … Read more

To make a magnet stronger with a battery, wrap wire around an iron rod to form coils. Connect the wire ends to a battery. Increasing the number of coils or using more batteries boosts magnet strength. When the current is off, the rod loses its magnetism. Adjust the coil count or battery power for better … Read more

Create a homopolar motor with a battery, copper wire, and magnets. This DIY project makes the magnet spin using a magnetic field. Connect the wire to the battery and touch it to the magnet’s side. The magnet spins while the battery lasts. Enjoy this fun experiment and learn about motion, energy, and pseudo perpetual motion! … Read more

To make a magnet, wrap copper wire tightly around an iron nail. Strip the wire ends and connect them to a battery. The battery will provide power, magnetizing the nail. It will then attract metal objects like paper clips and needles. Always follow safety precautions when working with batteries to ensure safety and usability. You … Read more

Create a magnesium-sulfur battery at home using simple materials. Mix Epsom salt with water to create a KCl solution, which acts as an electrolyte. Use a magnesium rod and a copper piece as electrodes. Charge for 24 hours to reach an open voltage of about 1.51V. Always practice safety and careful handling during this process. … Read more

To make a lithium polymer battery, gather tools like a soldering iron and wire stripper. Use lithium polymer cells and connect them in a 3P1S configuration. Insulate with Kapton tape. Follow safety measures, including over-current and under-voltage cutoffs. Ensure proper voltage requirements for your custom battery pack. Begin by connecting the cells in series or … Read more

To make a lithium motorcycle battery, choose 18650 or LiFePO4 cells. Decide the needed voltage and capacity for your motorcycle. Assemble the cells in a safe configuration. Utilize tools, such as a spot welder. Ensure the design includes a proper charging system and handles the current output effectively for reliable performance. Begin the assembly by … Read more

To make a lithium-ion battery charger, connect a TP4056 charger module. Supply 4.0 to 8.0 V as input. Use a constant voltage and current power source. Design the circuit for lithium-ion batteries, like the 18650 cell, to ensure safety and efficiency. This setup acts as a reliable charge controller for your DIY project. Start by … Read more

A liquid metal battery is an innovative energy storage solution. It uses liquid metal electrodes and a molten salt electrolyte. To make one, combine a liquid metal like lithium with a molten salt such as calcium chloride. Heat the mixture in a safe environment. This method enhances clarity, accuracy, and usability for renewable energy storage. … Read more

To make a LiPo battery pack, gather two 3.7V LiPo cells, a soldering iron, solder, connectors, and insulating tape. Assemble the cells in your chosen layout (like 2S). Solder the connections, check polarity, and wrap with insulating tape. Charge it with a suitable LiPo charger to ensure safety and performance. Next, connect the cells in … Read more