Semiconductor (gold) – In the Zero-G area that starts with the statis puzzle, between the 3 tubes with robotic arms. Node – After killing the Stalkers, take the elevator up and turn left. Node – After almost stabbing yourself in the eye with a syringe, it’s immediately in front of you. Schematic (Security Suit) – After using stasis on the malfunctioning door, it’s in the room after the save point on a high shelf. Node – As soon as the chapter starts, go left through the door, past the save/store/bench room and it’s in the room at the top of the stairs. It’s in the corner at the top of the short stairs. Schematic (Javelin Spears) – After an elevator ride and a save point, you will get ambushed by a bunch of enemies. At the top of the elevator to the left as soon as you get off. Semiconductor (bronze)- right before you go into the elevator theres a node door also has a hefty amount of credits inside. Node – As soon as you go Zero-G in the trash compactor, turn left and there’s a door that leads to a node. Use TK, I had to break out the glass on the railing to grab this. Semiconductor (gold) – On the lower floor of the lobby where you get the Lightspeed de Milo achievement. Node – After the save point, go take your first left. Node – In the large room at the start of the chapter, hidden behind a crate. Schematic – Stasis Pack – On the empty tram track, behind “Nicole”. Semiconductor (gold) – To the left of the blocked off moving walkway, use TK. Node – Right after you open the door at the beginning of the chapter, check the floor on the left. Save before entering in case you get gold (diff. Semiconductor – Either gold or ruby next to powernode schematic.Schematic – Power Node – Power Node-locked door in last room of chapter, right past save station.Semiconductor – The first boss drops it when he dies.Node – In the first zero air section, it’s floating out in space.Node – To the right of the save point, by the first store.Node – By the balloons, immediately after the elevator ride.Node – In the back of the morgue (the room with 6 tables with bodies on them).Node – After the security lockdown, it’s behind the reception desk.