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Workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes

August 9 - 12, 2009
Vail Cascade Resort
Vail, Colorado USA



Program

Below is the program for the 19th Workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes. You can also download the program (MS Word 128 KB).

Sunday, Aug. 9, 2009

7:30 – 9:00 a.m.

Registration and Breakfast

OPENING SESSION

9:00 – 9:15 a.m.

Welcoming / Introductory Remarks / Logistics
Bhushan Sopori, National Renewable Energy Laboratory, USA

9:15 – 9:40 a.m.

DOE/NREL Programmatic Views
Roland Hulstrom, National Renewable Energy Laboratory, USA

SESSION 1

9:40 -12:00 Noon

UPGRADED METALLURGICAL GRADE SILICON
Chairperson: TBD

9:40 – 10:15 a.m.

Dan Macdonald, Australian National University, Carrier Recombination and Mobilities in Compensated Silicon

10:15 – 10:35 a.m.

Coffee Break

10:35 – 11:05 a.m.

Matthias Heuer, CaliSolar GmbH, UMG Silicon

11:05 – 12:00 Noon

DISCUSSION: The Physics and Practicalities of UMG Silicon
Leader: Tonio Buonassisi
Panel: TBD

12:00 Noon

Lunch

SESSION 2

1:30 – 5.00 p.m.

HIGH-EFFICIENCY SILICON
Chairperson: TBD

1:30 – 2:10 p.m.

Graham Fisher and Milind Kulkarni, MEMC, Fluidized Bed Reactor and Directional Solidification Casting for Multicrystalline Solar Wafers

2:10 – 2:55 p.m.

Peter Cousins, SunPower Corp., High-Efficiency Silicon Solar Cells

2:55 – 3:20 p.m.

Coffee Break

3:20 – 4:00 p.m.

Oyvind Nielsen, Norsun, Norway, Low-Cost Wafers for High-End PV

4:00 – 5:00 p.m.

DISCUSSION
Leader: Paul Basore
Panel: TBD

6:00 -7:30 p.m.

WELCOME RECEPTION AND RUMP SESSION

Theme: Barriers to Higher Efficiencies in Commercial
Si Solar Cells

Leader: Dan Meier, Suniva Inc.

Panel: TBD



Monday, August 10, 2009

7:30 – 8:00 a.m.

Registration and Breakfast

SESSION 2

8.00 – 8.45 a.m.

HIGH-EFFICIENCY SILICON (contd.)
Chairperson: TBD

8:00 – 8:45 a.m.

Nicolas Guillevin, ECN, N-type Multicrystalline Silicon Solar Cells

SESSION 3

8:45 – 12:00 Noon


IMPURITIES AND DEFECTS IN Si
Chairperson: Michio Tajima

8:45 – 9:30 a.m.

Axel Herguth, University of Konstanz, Stabilization of the B:O Defect

9:30 – 10:00 a.m.

Simona De Luliis, ENEA Casaccia Research Centre, Italy, Gettering and Hydrogenation for Multicrystalline Silicon Wafers

10:00 – 10:30 a.m.

Coffee Break

10:30 – 11:10 a.m.

Stefan Reber, ISE Fraunhofer, Technological Aspects in Processing of UMG-Si for Wafers and Wafer Equivalents

11:10 – 11:40 a.m.

G. Coletti1*, P.C.P. Bronsveld1, C. Knopf5, C.C. Swanson2, R. Kvande3, l. Arnberg3, H. Habenicht4, W. Warta4, 1 ECN Solar Energy, 2 Eastman Kodak Company, 3 Norwegian University of Science and Technology, 4 Fraunhofer Institute for Solar Energy Systems (ISE), 5 Deutsche Solar AG , Impact of Iron, Nickel and Chromium in Feedstock on Multicrystalline Silicon Solar Cell Properties

11:40 – 12:00 Noon

DISCUSSION: Approaches to Mitigate Influence of Impurities and Defects
Leader: TBD
Panel: TBD

12:00 Noon

Lunch

 

Monday afternoon break for side meetings

7:00 – 9:00p.m.

Poster Session-1 with reception & case bar 6:30-8pm



Tuesday, August 11, 2009

7:30 – 8:00 a.m.

Registration and Breakfast

8:00 – 8:20 a.m.

Scott Stephens, U. S. Department of Energy, A Review of Current DOE Funded c-Si Projects

SESSION 4
8:20 – 12:00 Noon

LASER PROCESSING
Chairperson: TBD

8:20 – 9:05 a.m.

R. Brendel, S. Hermann, S. Eidelloth, P. Altermatt, T. Neubert, A. Merkle, T. Brendemuhl, ISFH Germany, Laser Processes and Loss Analysis of Emitter Emitter-Wrap Through Solar Cells

9:05 – 9:45 a.m.

Tony Holt and Bernhard Piwczyk, IPG Photonics, Use of 1.06 mm Laser Radiation for High Speed Soldering of Solar Cells

9:45 – 10:05 a.m.

Bernhard Piwczyk, Andre Babushkin, and Vijay Kumar, IPC Photonics, Ablation Characteristics of Silicon for 532 nm Fiber Laser

10:05 – 10:30 a.m.

Coffee Break

10:30 – 11:00 a.m.

Mool Gupta, University of Virginia, Laser Texturing for Effective Light Trapping in Si Solar Cells

11:00 – 12:00 Noon

DISCUSSION: Laser Processing for Solar Cells
Leader: Juris Kalejs
Panel: TBD

12:00 Noon

Lunch

SESSION 5

1:30 – 4:00 p.m.

METALLIZATION/WAFER PREPARATION/THIN CELLS
Chairperson: TBD

1:30 – 2:00 p.m.

Jaap Hoornstra, ECN, and Ebong Abasifreke, GIT, The Ins and Outs of Firing Thick Film Metallization on Crystalline Silicon Solar Cells

2:00 – 2:30 p.m.

T. Saitoh, Y. Tokunaga*, N. Iwamoto*, M. Dhamrin, and K Kamisako, Tokyo University of Agriculture and Technology, *Japan Fine Steel, Co. Ltd., Status and Expectation of Diamond Wire-Saw Technology

2:30 – 3:00 p.m.

Hao-Chih Yuan, V. E. Yost, M. Page, L. Roybal, B. To, P. Stradins,
D. Meier, and H. Branz, 16.8%-Efficient Black Silicon Solar Cell Without Dielectric Antireflection Interference Coating

3:00 – 3:30 p.m.

Coffee Break

3:30 – 4:00 p.m.

Ajeet Rohatgi, Suniva, Inc., High Efficiency Screen Printed Crystalline Si Solar Cells: Transition Toward Thin Cells

4:00 – 5:00 p.m.

DISCUSSION: TBD
Leader: TBD
Panel: TBD

7:00 – 9:00 p.m.

Poster Session-2 with reception & cash bar 6:30-8pm



Wednesday, August 12, 2009

7:30 – 8:00 a.m.

Breakfast

SESSION 6

8:00 – 10:00 a.m

ALTERNATE APPROACHES
Chairpersion: TBD

8:00 – 8:30 a.m.

Scott McHugo, Skyline Solar, High Gain Solar Panels using Crystalline Silicon

8:30 – 9:00 a.m.

Mary Tomalia, Barry Ketola, and Ann Noris, Dow Corning, Silicones: Ideal Material for PV Module Encapsulation

9:00 – 9:30 a.m.

Homer Antoniadis, Innovalight Inc., Silicon Ink High Efficiency Solar Cells

9:30 – 10:00 a.m

DISCUSSION: TBD
Leader: TBD
Panel: TBD

10:00 – 10:30 a.m.

Coffee Break

SESSION 7

10:30 – 12:00 Noon

WRAP UP: Prospects for Cost Reductions
Moderator: Bill Mulligan, SunPower Corporation

12:00 noon

Workshop Adjourns