@openstem shared this flowchart

Chemistry · L5 · Nanomaterials and Quantum Confinement · flowchart

Chemistry
Updated
0
0
Read only
Particle size shrinks belowthe exciton Bohr radiusElectron-hole pair (exciton)confined more tightlyHow does box sizechange allowed energy levels?Allowed energy levels pushedfarther apart (particle in a box)Effective band gapWIDENSHigher-energy photon neededto absorb / emitted on relaxationEmission shifts BLUERAllowed energy levelscloser togetherEffective band gapNARROWS (toward bulk value)Lower-energy photon neededto absorb / emitted on relaxationEmission shifts REDDERSmaller boxLarger box
Browse Chemistry

We use privacy-friendly product analytics (no session recording, PII masked) to improve OpenStem. Load analytics? Privacy Policy