1. NA Photovoltaic Materials Committee Liaison Report
NA PV Liaison Report - Baylies/BayTech
NA Photovoltaic Materials Committee Liaison Report
Updated March 12, 2012
Berlin, March 9, 2010

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

3. NA Photovoltaic Materials Committee
C: Lori Nye – Brewer Science
C: Dick Hockett – Evans Analytical
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 Fall Standards Meeting
SEMI HQ, San Jose, CA
Oct 25-26, 2011
Next meeting
NA Spring Standards Meeting
April 3-4, 2012
for the latest update
NA PV Materials Committee Liaison

5. Ballot Results Summary [1]
4 Docs passed committee review
Doc. 4726A , Test Methods for Measuring Resistivity or Sheet Resistance with a Single-Sided Noncontact Eddy-Current Gauge
Published as PV
Doc. 5111, Test Method for Spectrally Resolved Reflective and Transmissive Haze of Transparent Conducting Oxide (TCO) Films for PV Application
Published as PV
Doc. 5095A, Specifications for 2-Propanol, Used In Photovoltaic Applications
Published as PV
Doc. 5157A, Specifications for Sulfuric Acid, Used In Photovoltaic Applications
Published as PV
NA PV Materials Committee Liaison

6. Ballot Results Summary [2]
Doc. failed committee review and to be reballoted for cycle
Doc. 4675A, New Standard: Test Method for the Measurement of Elemental Impurity Concentrations in Silicon Feedstock for Silicon Solar Cells By Bulk Digestion, Inductively Coupled-Plasma Mass Spectrometry
NA PV Materials Committee Liaison

7. NA PV Materials Committee Liaison
Ballot for cycle 2 and 3, 2012
Doc. 5242, New Standard: Guide For Fluorine (F2), Used In Photovoltaic Applications
Submitted in cycle , to be reviewed at NA Spring meeting
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 for cycle for review at Intersolar NA, San Francisco, CA in July
NA PV Materials Committee Liaison

8. 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

9. 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

10. 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

11. 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

12. 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
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
NA PV Materials Committee Liaison

13. PV Chemicals and Gases Purity TF[3]
Docs approved by Technical committee
Doc. 5095A, Specifications for 2-Propanol, Used In Photovoltaic Applications – Published as PV
Doc. 5157A, Specifications for Sulfuric Acid, Used In Photovoltaic Applications – Published as PV
Docs being drafted:
Doc. 5156A, Specifications for Hydrogen Peroxide, Used In Photovoltaic Applications
Doc. 5242, Guide or Specification for Fluorine (F2) , Used In Photovoltaic Applications
Submitted in cycle for review at NA Spring meeting
NA PV Materials Committee Liaison

14. PV Chemicals and Gases Purity TF[4]
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
To be reviewed and approved at NA Spring
NA PV Materials Committee Liaison

15. 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.
Published SEMI 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

16. PV Electrical and Optical Properties Measurements TF[2]
Doc. approved by Technical committee
Doc. 4726A, New Standard: Test Methods for Non-destructive measurement of the Sheet Conductance, Sheet Resistance, Mobility, Dopant Density of the Substrates
Published as PV
Doc. 5111, New Standard: Test Method for Spectrally Resolved Reflective and Transmissive Haze of Transparent Conducting Oxide (TCO) Films for PV Application
Published as PV
Drafting
Doc. 4825, New standard: Test Methods for Hg Probe Measurements of Crystalline Silicon PV Materials and Devices
NA PV Materials Committee Liaison

17. NA PV Materials Committee Liaison
PV Materials TF [1]
Lori Nye/Brewer Science
Doc. 4826C, Specification for Silicon Wafers for Use as Photovoltaic Solar Cells
Published as PV
A ballot was issued in cycle to withdraw SEMI M Specification for Silicon Wafers for Use as Photovoltaic Solar Cells,
To be reviewed at Silicon Wafer Committee
NA PV Materials Committee Liaison

18. NA PV Materials Committee Liaison
PV Materials TF [2]
Drafting
Doc. 5032, New Standard: Guide for Specifying c-Si Terrestrial Solar Cells
Doc. 5094, New Standard: Test Method for Interstitial Oxygen Content of Silicon by Fourier transform infrared spectroscopy for PV Materials
Doc. 5156, New Standard: Specification for AntiReflective-Coated Glass, Used in Crystalline Silicon Photovoltaic Modules – Submitted by Suntech (China), balloted in Cycle
To be reviewed at NA Spring meetings
NA PV Materials Committee Liaison

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