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Light Emitting Capacitors

Open OmegaHaxors opened this issue 4 years ago • 4 comments

  • [ ] Light Emitting Capacitors

Where an LED creates light based on a current, an LEC creates light with voltage. In order to get the LEC to produce light, you need to create a high frequency and high voltage; the higher the frequency and the higher the voltage, the more light you get.

Even though LEDs are efficient, LECs produce absolutely no heat at all; therefore having an effectively 100% efficiency, being pretty much free to run. The catch is: driving the high frequency and high voltage isn't easy, and you're likely to lose energy in the process.

LECs are also extremely easy to produce. All you need are two insulators (one transparent so the light can pass), a phosphor (to produce the light and determine color) and a conductor to deliver the voltage. The two insulators create a capacitor with the phosphor in between, and when a voltage delta is applied, the field excites the phosphor to release light. This process is absolutely efficient, with 100% of the energy becoming light.

Because the parasitic capacitance of the device is literally how the device operates, creating extremely high frequencies may prove to be difficult. If the user wants to create the best LEC, they're going to want to find dielectric material with high voltage ratings, and minimize resistances by using the best cables they can make. Not only that, they're going to want to discover an efficient way to create the high frequency voltages required.

Another huge downside is that, compared to LEDs, they have a very short life span. Even though repairing them is quite cheap (just replace the phosphor) you won't get the effectively infinite lifespans that you get with LEDs, especially if you stress them out.

Hopefully the LEC adds a fun and interesting method of producing light, both in the early game and in the end. Not only that, but LEC mechanics can also be used for backlights and other projects to give devices that cool display effect that we all know and love.

OmegaHaxors avatar Feb 22 '21 07:02 OmegaHaxors

Is this just a single item or is there more to this? I'm having a hard time identifying strong success criteria for what we need to make this happen.

jrddunbr avatar Dec 10 '21 03:12 jrddunbr

Hot damn that's a name I haven't heard in a long time. I just logged in to complain at falstad about how variable capacitors don't work properly, completely forgot about ELN2. Sorry shit didn't pan out but yeah, I needed to get out. Glad to see you're still keeping the dream alive, though. Got banned from r/feedthebeast after I called Reika a "controlling Nazi" which lead me to quit fully from modded minecraft and move fully into Vintage Story. I might be able to provide a port to VS some day in the future. Anyway.

To clarify what I meant by this post: Photons are created when energy drops from a high energy state to a low energy state. An LED does this by literally dropping electrons across the diode, and an LEC does the same by raising and lowering voltages. This means if you want a good LEC you need a very high voltage and frequency across a small (usually nanofarad) capacitor. A phosphor gets excited producing light. Unlike a diode which contains inherent loss, you could theoretically get a perfect conversion of electrical energy into light energy if the conditions were perfectly ideal.

EDIT: Check this out https://tinyurl.com/y9vd6f2q I bet you can't figure out why this works.

OmegaHaxors avatar Jan 24 '22 09:01 OmegaHaxors

Alright, cool. I think that I understand how this works and how to implement it.

lol to the rest of your message.. I just left 1.7.10 to die and I'm not looking back. Modders who don't update are going to be left in the dust once Java 8 is retired...

My only complaint for 1.18.1 is everyone writes their mods for fabric and forge; well, they're going to have a compelling reason to use Forge sooner or later... this code is taking far too long to write.

jrddunbr avatar Jan 24 '22 14:01 jrddunbr

The whole shitshow (plus countless personal reasons) is why I'm tabbing out of minecraft forever. Best of luck with the project anyway. You know how to get ahold of me if you ever need me for anything, but I'm never touching minecraft code ever again.

OmegaHaxors avatar Feb 01 '22 23:02 OmegaHaxors