Specific Process Knowledge/Lithography

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Comparing Lithography methodes at Danchip

There are a broad varity of lithography methodes at Danchip. The methodes are compared here to make it easier for you to compare and choose the one that suits your needs.

Comparison methode 1 and methode 2 for the process

Photolithography DUV Lithography E-beam Lithography Imprint Lithography Two photon polymerization Lithography
Generel description Generel description - methode 1 Generel description - methode 2 3 4 5
Pattern size range
  • ~1µm and up
  • ~200nm and up
  • ~10nm and up
  • ~20nm and up
  • 3D ?nm
Resist type
  • UV sensitive:
    • AZ
    • SU8
  • DUV sensitive
    • fff
  • E-beam sensitive
    • ZEP502A (positive)
    • HSQ (negative)
    • SU8
  • Imprint polymers:
    • ??
  • ?? sensitive:
    • ??
Resist thickness range
  • ~0.5µm to 20µm?
  • ~50nm to 2µm?
  • ~30nm to 0.5 µm
  • ~20nm to 10µm?
  • ?nm - ?µm
Typical exposure time

2s-30s pr. wafer

?-? pr. ?

Depends on dose (in units of muC/cm2), estimate exposure time on sheet 2 of e-beam logbook

? pr. wafer

? pr. µm2

Substrate size
  • # small samples
  • # 50 mm wafers
  • # 100 mm wafers
  • # 150 mm wafers
  • # small samples
  • # 50 mm wafers
  • # 100 mm wafers
  • # 150 mm wafers

We have cassettes that fit to

  • 4 small samples (20mm, 12mm, 8mm, 4mm)
  • 6 wafers of 50 mm in size
  • 2 wafers of 100 mm in size
  • 1 wafer of 150 mm in size

Only one cassette can be loaded at time

  • # small samples
  • # 50 mm wafers
  • # 100 mm wafers
  • # 150 mm wafers
  • # small samples
  • # 50 mm wafers
  • # 100 mm wafers
  • # 150 mm wafers
Allowed materials
  • Allowed material 1
  • Allowed material 2
  • Allowed material 1
  • Allowed material 2
  • Allowed material 3
  • Si, SiO2, III-V materials
  • Allowed material 1
  • Allowed material 2
  • Allowed material 3
  • Allowed material 1
  • Allowed material 2
  • Allowed material 3