MEMS Foundry Service

From one membrane processing to light-receiving devices, actuators, all kinds of sensors and biochips, ULVAC offers high level and diverse MEMS foundry services that combine our advanced technologies with our technical expertise.

ULVAC MEMS Foundry : From Order to Goods Fabfication


MEMS

Process

Technology

Materials

Film Deposition

Supttering

Various materials(Al, Ti, V, Cr, Ni, Cu, Zr, Nb, Mo, Ag, Ta, W, Pt, Au, Pt-Pd, WSi, ITO, SUS, etc.), dielectric materials(SiO2、PZT)

CVD

SiO2, SiN, SiON, TEOS, a-Si, CNT

Vacuum Evaporation

Various materials(Li, B, C, Mg, Al, Si, Sc, Ti、V, Cr, Fe, Co, Ni, Cu, Ge, Zr, Nb, Mo, Ru, Rh, Pd, Ag, In, Sn, Ta, W, Pt, Au, Bi)

Compound(SiO2、TiO2, Cr2O3, ITO、Ta2O5, ZuO)

Etching

Dry etching (NLD, ICP)

Si, deep etching of glass, various metals, sacrifice layer etching

Wet etching

HF, TMAH, KOH, Various materials

Chemical Surface Modification

nozzle, tips for chemical analysis, μ -TAS, Lab-On-A-Chips (DNA, peptide / protein)

Thermax Oxidation

Oxidization by precise Temperature Controlled Farnacle.

Annealing

Annealig in variovs conditions

Photolirhography

Simgle and Both side alignment available.
Sub-micron patterning by i-line stepper.
From Photmask fabrication To Finished Prodvcts.

Cleaning

UV, RCA, etc.

Anodic Bonding

Bonding of Si and Pyrex glass

Assembly

Dicing

Si, SiO2, SiC, sapphire, etc.

Wire bonding

Au, Al wires

Measuring

Mass Spectrometry & 3dimensional measurements available : (3D Laser Microscopy、SEM、Ellipsometry、Hg-probe,Wafer Particle-monitor ..)

Si, SiO2, metals applicable

Surface Polishing

Plating, CMP

Various materials


Selective growth of carbon nanotubes

Etching example
From left: quarts cone shape, optical waveguide,
300μSi deep etching leaving an 1μmSi layer
*The leftmost photograph is provided by Shizuoka University Mimura Research Lab

 

Water repellent patterning

Water repellent surface

  Ferroelectric PZT film
  formation/etching

 

6 inch submicron pattern


    *We also handle ion implanters, low-ks and OLEDs.

 

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