What kind of materials often appeared in science fiction novels? What were the uses of these materials?

Materials that often appeared in science fiction novels included but were not limited to the following: 1. Energy materials: Including batteries, solar panels, nuclear reactors, etc., which can provide energy for the protagonists to drive spaceships, machines, and other equipment. Materials science materials: including superconducting materials, nano-materials, high-energy density materials and other powerful scientific and technological attributes can be used to make super weapons, high-tech equipment, spacecraft and so on. 3. Magic materials: including magic gems, magic crystals, magic herbs, etc. can be used to cast magic and create magic items. 4. Space materials: including satellites, spacecraft, etc., can be used to explore space, transport people, carry out scientific experiments, etc. 5. Biological materials, including human organs and biochips, can be used to replace human organs, make intelligent machines, and conduct medical experiments. These materials were very important in science fiction novels. Some of them could even change the structure of the entire world. Their functions included, but were not limited to, providing energy, enhancing technological abilities, creating items, and promoting the development of the plot.