1. NA Photovoltaic Materials Committee Liaison Report
NA PV Liaison Report - Baylies/BayTech
NA Photovoltaic Materials Committee Liaison Report
Updated April 8, 2012
Berlin, March 9, 2010

2. NA PV Materials Committee Liaison
Leadership
Co-chair
Lori Nye (Brewer Science)
Dick Hockett (Evans Analytical Group)
NEW – John Valley (MEMC)
NA PV Materials Committee Liaison

3. NA Photovoltaic Materials Committee
C: Lori Nye – Brewer Science
C: Dick Hockett – Evans Analytical
C: John Valley – MEMC
Int’l PV Analytical Test Methods TF
Dick Hockett – Evans Analytical Group
PV Materials TF
Lori Nye – Brewer Science
PV Gas & Liquid Chem. Purity TF
Marty Burkhart – Hi Pure Tech
Suhas Ketkar – Air Products
Tom Hackett – KMG Chemicals
PV Electrical and Optical
Properties Measurement TF
Austin Blew – Lehighton Electronics
Chris Moore – Semilab
NA PV Committee Liaison

4. NA PV Materials Committee Liaison
Meeting Information
Last meeting
NA Spring Standards Meeting
SEMI HQ, San Jose, CA
April 3-4, 2012
Next meeting
Intersolar North America
San Francisco, CA
July 10-11, 2012
for the latest update
NA PV Materials Committee Liaison

5. NA PV Materials Committee Liaison
New SNARFs
SNARF: Test Method for QSS Microwave PCD measurements of Carrier Decay and Lifetime
Submitted by: PV Electrical & Optical Properties Measurement TF
SNARF: Preparation of an auxiliary document describing the results of a multi-laboratory round-robin study for the demonstration of the SEMI test-method standard PV , Test Method for Contactless Excess-Charge-Carrier Recombination Lifetime Measurement in Silicon Wafers, Ingots, and Bricks Using an Eddy-Current Sensor
Submitted by: Int’l PV Analytical Test Methods TF
NA PV Materials Committee Liaison

6. Ballot Results Summary [1]
Doc. 5242, New Standard: Guide for Fluorine (F2) , Used In Photovoltaic Applications
Failed and to reballot in cycle 3 or 4
Doc. 5158, New Standard: Specification for AntiReflective-Coated Glass, Used in Crystalline Silicon Photovoltaic Modules – Submitted by Suntech (China)
NA PV Materials Committee Liaison

7. Ballot Results Summary [2]
Doc. 5381, Auxiliary Information: Photovoltaic and Semiconductor Shared Gases and Liquid Chemical Standards – March 2012
Approved by the technical committee
NA PV Materials Committee Liaison

8. NA PV Materials Committee Liaison
Ballot for cycle 3 or 4, 2012
Doc. 4675B, New Standard: Test Method for the Measurement of Elemental Impurity Concentrations in Silicon Feedstock by Bulk Digestion, Inductively-Coupled-Plasma Mass Spectrometry
Doc. 5242A, New Standard: Guide for Fluorine (F2) , Used In Photovoltaic Applications
Doc. 5158A, New Standard: Specification for AntiReflective-Coated Glass, Used in Crystalline Silicon Photovoltaic Modules
NA PV Materials Committee Liaison

9. Int’l PV Analytical Test Methods TF [1]
Dick Hockett/Evans Analytical Group
Charter: Develop standards for analytical test methods for PV industry.
Published 5 Standards, 3 Auxiliary Information
PV Test Method for Measuring Trace Elements in Si. Feedstock for Si. Solar Cells by High-Mass Resolution Glow Discharge Mass Spectrometry
PV Test Method for Excess Charge Carrier Decay in PV Silicon Materials by Non-Contact Measurements of Microwave Reflectance After a Short Illumination Pulse
PV Test Method for Instrumental Neutron Activation Analysis (INAA) of Silicon
PV Test Method for Contactless Excess-Charge-Carrier Recombination Lifetime Measurement in Silicon Wafers, Ingots, and Bricks Using an Eddy-Current Sensor
PV Test Method for Simultaneously Measuring Oxygen, Carbon, Boron And Phosphorus in Solar Silicon Wafers and Feedstock by Secondary Ion Mass Spectrometry
NA PV Materials Committee Liaison

10. Int’l PV Analytical Test Methods TF [2]
Auxiliary Information — A Type of Document that is independently published, not a part of a Standard or Safety Guideline, containing illustrative, explanatory, or supporting material (e.g., application information, examples)
AUX , Auxiliary Information for Contactless Measurement of Carrier Recombination Lifetime in Silicon Wafers and Ingots
AUX , Auxiliary Information for Interlaboratory Study Results For Determining the Precision of SEMI PV1
AUX , Auxiliary Information, Conversion of units for impurity concentrations in Silicon
NA PV Materials Committee Liaison

11. Int’l PV Analytical Test Methods TF [3]
Drafting
Doc. 4675B, New Standard: Test Method for the Measurement of Elemental Impurity Concentrations in Silicon Feedstock by Bulk Digestion, Inductively-Coupled-Plasma Mass Spectrometry,
To be submitted in cycle
Doc. 5093, Auxiliary Information, Round Robin (Multi-Laboratory Test) for PV9-1110
Other round robins are being sought
PV Test Method for Instrumental Neutron Activation Analysis (INAA) of Silicon
PV Test Method for Simultaneously Measuring Oxygen, Carbon, Boron And Phosphorus in Solar Silicon Wafers and Feedstock by Secondary Ion Mass Spectrometry
NA PV Materials Committee Liaison

12. PV Chemicals and Gases Purity TF [1]
Marty Burkhart/Hi Pure Tech
Tom Hackett/KMG Chemicals
Suhas Ketkar/Air Products
Charter: Provide documents for gas and liquid chemicals that can be used to obtain consistent, specified process materials.
NA PV Materials Committee Liaison

13. PV Chemicals and Gases Purity TF[2]
High Purity Water
PV – Guide For High Purity Water Used In Photovoltaic Cell Processing
Chemicals
PV Guide for Oxygen (O2), Bulk, Used In Photovoltaic Applications
PV Guide for Argon (Ar), Bulk, Used In Photovoltaic Applications
PV Guide for Hydrogen (H2), Bulk, Used In Photovoltaic Applications
PV Guide for Nitrogen (N2), Bulk, Used In Photovoltaic Applications
PV Guide For Phosphorus Oxychloride, Used In Photovoltaic Applications
PV Guide for Silane (SiH4), Used In Photovoltaic Applications
PV Guide for Ammonia (NH3) In Cylinders, Used In Photovoltaic Applications
PV Specifications for Hydrogen Selenide (H2Se), Used In Photovoltaic Applications
PV Specifications for Ammonium Hydroxide (NH4OH), Used In Photovoltaic Applications
PV , Specifications for 2-Propanol, Used In Photovoltaic Applications

14. PV Chemicals and Gases Purity TF[3]
Acids
PV Specifications for Hydrofluoric Acid, Used In Photovoltaic Applications
PV Specifications for Phosphoric Acid, Used In Photovoltaic Applications
PV Specifications for Nitric Acid, Used In Photovoltaic Applications
PV Specifications for Hydrochloric Acid, Used In Photovoltaic Applications
PV Specifications for Sulfuric Acid, Used In Photovoltaic Applications

15. PV Chemicals and Gases Purity TF[4]
Docs being drafted:
Doc. 5156A, Specifications for Hydrogen Peroxide, Used In Photovoltaic Applications
Doc. 5241, Specification for Potassium Hydroxide 45% (KOH), Used In Photovoltaic Applications
NA PV Materials Committee Liaison

16. PV Chemicals and Gases Purity TF[5]
Existing SEMI Standards already fill needs
Diborane, Phosphine, Sulfur Hexafluoride,
Carbon Tetrafluoride, Nitrogen Trifluoride (NF3), Helium
Doc. 5381, Auxiliary Information: Photovoltaic and Semiconductor Shared Gases and Liquid Chemical Standards
Approved by the technical committee
NA PV Materials Committee Liaison

17. PV Electrical and Optical Properties Measurements TF [1]
Austin Blew/Lehighton Electronics
Chris Moore/Semilab
Charter : Develop standards for measuring electrical and optical properties of PV materials that become an integral part of a PV “device” e.g. cells, modules, etc.
NA PV Materials Committee Liaison

18. PV Electrical and Optical Properties Measurements TF[2]
Published
PV , Test Methods for Non-destructive measurement of the Sheet Conductance, Sheet Resistance, Mobility, Dopant Density of the Substrates
PV , Test Method for Spectrally Resolved Reflective and Transmissive Haze of Transparent Conducting Oxide (TCO) Films for PV Application
PV Guide for Defining Conditions for Angle Resolved Light Scatter Measurements to Monitor The Surface Roughness and Texture of PV Materials
NA PV Materials Committee Liaison

19. PV Electrical and Optical Properties Measurements TF[3]
Drafting
Doc. 4825, New standard: Test Methods for Hg Probe Measurements of Crystalline Silicon PV Materials and Devices
Doc. Xxxx, Test Method for QSS Microwave PCD measurements of Carrier Decay and Lifetime
NA PV Materials Committee Liaison

20. NA PV Materials Committee Liaison
PV Materials TF [1]
Lori Nye/Brewer Science
Published as PV Specification for Silicon Wafers for Use as Photovoltaic Solar Cells
A ballot (Doc. 5380) to withdraw SEMI M Specification for Silicon Wafers for Use as Photovoltaic Solar Cells,
Approved by NA Silicon Wafer Committee
NA PV Materials Committee Liaison

21. NA PV Materials Committee Liaison
PV Materials TF [2]
Drafting
Doc. 5032, New Standard: Guide for Specifying c-Si Terrestrial Solar Cells
To be transferred to China committee, pending approval
Doc. 5094, New Standard: Test Method for Interstitial Oxygen Content of Silicon by Fourier transform infrared spectroscopy for PV Materials
NA PV Materials Committee Liaison

22. STEP at Intersolar North America
PV2 – PV Equipment Communication
Date: Tuesday, July 10, 2012
Time: 1:00-5:00 PM
NA PV Materials Committee Liaison

23. NA PV Materials Committee Liaison
Questions?
Contact Kevin Nguyen at
NA PV Materials Committee Liaison