Biomat (LV, 20 Pa) Uncoated coccolith (LV, 20 Pa) JSM-7001F-LV - Applications.

Biomat (LV, 20 Pa)

Uncoated coccolith (LV, 20 Pa)

JSM-7001F-LV - Applications

Tin oxide on tin

Carbon nanotube

JSM-7001F-LV - Applications

EBSD grain orientation map of Mo (Ti,Zr) alloy

Fe L WDS map of polished thin section of ore

JSM-7001F-LV - Applications

MultiBeam JIB-4500

FIB Ion source Ga liquid metal

ion Acc. Voltage 1 to 30kV (in steps) Magnification 30x (wide view) 100x to 300,000x Max. beam current 30 nA (at 30kV)

SEM Beam source LaB6 Acc. Voltage 0.3 to 30 kV (in steps) Magnification 5x to 300,000x Max. beam current 1000 nA (at 30

kV) Goniometer stage X: 76 mm; Y: 76 mm; Z: 5 to 48mm T: -10 to 90º; R: 360º endless Vacuum pump SIP (x2), TMP/RP (x2)

Features and Functions of SEM/FIB

Features• High speed milling, large ion beam current

• High resolution ion column

• Simultaneous milling & image observation

• Bitmap milling for various shapes

• 3D view (S3 TM)

• High utility specimen chamber

• High performance SEM column with LaB6

Confidential

Functions

1.Progressive sectioning (slice and view)

2.Nanomachining

3.Site-specific preparation of TEM sections

Simultaneous Milling & Imaging

Volkert et al, MRS Bulletin 32, May, 2007

FIB and Micromachining

Mayer et al, MRS Bulletin 32, May, 2007

FIB and Micromachining

Mayer et al, MRS Bulletin 32, May, 2007

Neuron cage (Meng) – 6490, SEI, 1 kV

Neuron cage (Meng) – Video

Emitter tip

Tip radius less than 200nm

Milling time : 2h

Specimen : Si

Bitmap Milling for Various Shapes

Confidential

Types of Research Supported

• Biological and biomedical• Bio and non-bio nanoscience• Materials science / Chemistry / Physics• Earth science / geo / geo-bio• Electrical, mechanical, and civil engineering• Physics• Dental science• Pharmacological

Access / Scheduling / Rates

• Open to all USC users

• Supported by two full-time staff plus post-doc

• Web-based sign-up at http://www.usc.edu/dept/CEMMA/cemma.html

• Rates (present)

• $45/hr self-use• $75/hr with operator

Rates – EM Labs Nationwide

“The median fee for internal and external users in academic organizations was $65 and $150, respectively. “

Source: Microscopy Today, July 2007

$150

$65

Break Even Capacity - BEC

Assume 4 EMs, 2 techs, operating 8/5 and charging $50/hrRequires utilization of 52% to break even

Source: Microscopy Today, July 2007

Summary

• Many thanks to Provost

• Much work left to do

• Stronger infrastructure to be built

• Comments and suggestions welcome