![Band gap, explained by RP Photonics Encyclopedia; dielectrics, semiconductors, metals, energy, electronic levels, band gap wavelength, absorption, emission, fluorescence Band gap, explained by RP Photonics Encyclopedia; dielectrics, semiconductors, metals, energy, electronic levels, band gap wavelength, absorption, emission, fluorescence](https://www.rp-photonics.com/img/indirect_bandgap.png)
Band gap, explained by RP Photonics Encyclopedia; dielectrics, semiconductors, metals, energy, electronic levels, band gap wavelength, absorption, emission, fluorescence
![SOLVED:The semiconductor CaSe has a band gap of 1.74 eV. What wavelength of light would be emitted from an LED made from CdSe? What region of the electromagnetic spectrum is this? SOLVED:The semiconductor CaSe has a band gap of 1.74 eV. What wavelength of light would be emitted from an LED made from CdSe? What region of the electromagnetic spectrum is this?](https://cdn.numerade.com/previews/afcb2655-e962-4c6b-9521-8f1c71f8831d_large.jpg)
SOLVED:The semiconductor CaSe has a band gap of 1.74 eV. What wavelength of light would be emitted from an LED made from CdSe? What region of the electromagnetic spectrum is this?
![What is the relation between the energy band gap of an LED and maximum possible wavelength of emitted light from it ? What is the relation between the energy band gap of an LED and maximum possible wavelength of emitted light from it ?](https://d10lpgp6xz60nq.cloudfront.net/ss/web/1853691.jpg)
What is the relation between the energy band gap of an LED and maximum possible wavelength of emitted light from it ?
✓ Solved: The band gap in aluminum phosphide (AlP)is 2.5electron-volts (1eV=1.6× 10^-19J). What wavelength...
![Suppose the energy liberated in the recombination of a hole - electron pair is converted into electromagnetic radiation. If the maximum wavelength emitted is 820 nm, what is the band gap ? Suppose the energy liberated in the recombination of a hole - electron pair is converted into electromagnetic radiation. If the maximum wavelength emitted is 820 nm, what is the band gap ?](https://d1hj4to4g9ba46.cloudfront.net/questions/1967209_1724553_ans_811a10999e3d4bdab13c89bb5d5d8d07.jpg)
Suppose the energy liberated in the recombination of a hole - electron pair is converted into electromagnetic radiation. If the maximum wavelength emitted is 820 nm, what is the band gap ?
![How To Correctly Determine the Band Gap Energy of Modified Semiconductor Photocatalysts Based on UV–Vis Spectra | The Journal of Physical Chemistry Letters How To Correctly Determine the Band Gap Energy of Modified Semiconductor Photocatalysts Based on UV–Vis Spectra | The Journal of Physical Chemistry Letters](https://pubs.acs.org/cms/10.1021/acs.jpclett.8b02892/asset/images/large/jz-2018-02892b_0003.jpeg)
How To Correctly Determine the Band Gap Energy of Modified Semiconductor Photocatalysts Based on UV–Vis Spectra | The Journal of Physical Chemistry Letters
![Spectrum projection with a bandgap-gradient perovskite cell for colour perception | Light: Science & Applications Spectrum projection with a bandgap-gradient perovskite cell for colour perception | Light: Science & Applications](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41377-020-00400-w/MediaObjects/41377_2020_400_Fig1_HTML.png)
Spectrum projection with a bandgap-gradient perovskite cell for colour perception | Light: Science & Applications
![The frequency of the emitted light depends on the band-gap energy of... | Download Scientific Diagram The frequency of the emitted light depends on the band-gap energy of... | Download Scientific Diagram](https://www.researchgate.net/publication/268820302/figure/fig1/AS:614224501948417@1523453941160/The-frequency-of-the-emitted-light-depends-on-the-band-gap-energy-of-p-n-junction-This.png)