International Day of Light INL 2024

How much is the probability of obtaining a scattered stokes Raman photon?

• 50%

• 1%

• 1 out of 10^8

• 100%

What is the meaning of the acronym SERS?

• Silver Emission Raman Scattering

• Surface-Enhanced Raman Scattering

• Surrounding Electrons Raman Scattering

• Summer Edition Ramen Soup

What is the typical scale of optomechanical forces compared to other forces in nature?

• Comparable to the force between two electrons

• Similar to the force between two charged balloons

• Comparable to the force between atoms in a molecule

• Similar to the force exerted by muscle contractions

What is a Phoxonic Crystal?

• Photonic crystal

• Phononic crystal

• A typical photonoc crystal

• A and B

Optomechanic and hypersonic PnC could be a good option for ____ communication ?

• mid MHz to the end of GHz range

• kHz range

• higher than THz range

• Hz

What is neuromorphic engineering/computation?

• A software model inspired by genetic algorithms.

• An approach to computation devices inspired by biological neurons.

• The fabrication of biological devices inspired by traditional processors.

• Using Chat-GPT to solve equations.

It's called two-photon lithography because…?

• … two lasers of different wavelengths are used to excite the material.

• … two photons collide and generate heat, sculpting the polymer.

• … two photons are emitted enabling 3D structuring of the material.

• … two photons are absorbed causing a local polymerization reaction.

What does an interferometer measure?

• Time of flight of a light beam

• Speed of light

• Intensity of interference

• Wavelength of light

How are lithography stages precisely positioned?

• • Interferometer based displacement feedback

• • Capacitive sensing feedback

• • Electromagnetic linear variable differential transformer feedback

• Micropatterned linear encoder readout

What is the actual food color that is based on light diffraction?

• Blue

• White

• Red

• Yellow