Photolithography

What wavelength is used in Extreme Ultraviolet (EUV) lithography?

• 193 nm

• 355 nm

• 13.5 nm

• 100 nm

In soft lithography, which elastomer is commonly used for making molds?

• PVC

• PDMS

• Polystyrene

• Polyethylene

Which of the following techniques is associated with maskless lithography?

• Direct Laser Writing

• Microcontact Printing

• Micromolding

• Replica Molding

What is the primary purpose of using a spin coater in photolithography?

• Exposure

• Developing

• Etching

• Coating Photoresist

Which gas is typically used as the basis for generating EUV light?

• Helium

• Argon

• Xenon

• Tin

In maskless lithography, what is used to project the pattern onto the substrate?

• A fixed mask

• A Digital Micromirror Device (DMD)

• An Elastomeric Stamp

• A Mechanical Printer

What property of PDMS makes it suitable for soft lithography processes with UV exposure?

• Electrical Conductivity

• Optical Transparency

• Thermal Conductivity

• Magnetic Permeability

What is the primary advantage of using EUV lithography over traditional photolithography?

• Lower Cost

• Longer Wavelength

• Simpler Equipment

• Higher Resolution

What is a common method to generate a 13.5 nm wavelength light for EUV lithography?

• LED Emission

• Plasma Emission from Tin Droplets

• Incandescent Bulbs

• Halogen Lamps

Which of the following is a technique within the umbrella of soft lithography?

• Reactive Ion Etching

• Microcontact Printing

• Plasma Etching

• Wet Etching