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Chip Shots

The Chip Shots blog channels the observations of Fabtech's and PV-Tech/Photovoltaic International's Senior Contributing Editor--USA, Tom Cheyney, a 20-year veteran of semiconductor, advanced micro/nanoelectronics, and solar manufacturing trade journalism. For 15 years, Tom was editor in chief of MICRO (the original home of Chip Shots) until it ceased publication in July 2006. Tom calls Los Angeles home.

ICs and PV in the same (wafer) boat!: Micrel fabricates solar cells, chips on one production line

06 December 2007
When I read the brief report about Micrel's contract manufacturing of solar cells in its San Jose semiconductor facility, I did a double take: "They're running PV wafers and semi wafers in the same fab?" I thought. "That doesn't happen too often." As it turns out, Micrel may be the only place where there's simultaneous volume processing of chips and photovoltaic solar cells, according to company VP of worldwide operations, Guy Gandenberger. Read more >>

Going organic: Solar cells in a spray can may not be as farfetched as you think

30 November 2007
As I scarfed my pasta during the lunch break at the mid-October press gathering at IMEC, Paul Heremans told me about the center's SOLAR+ Program's work in the organic photovoltaics (OPV) arena, including an upcoming paper at the Materials Research Society meeting about a spray-on deposition method: Not sprayed on with a spin-coating tool but deposited with an inexpensive airbrush nozzle like those used to paint cars! After swallowing my mouthful, I confirmed what Paul had said and asked what kind of conversion efficiencies the method had achieved. When he told me the numbers were between 2% and 3%---comparable to conventional techniques---I was intrigued. Read more >>

Going organic: Solar cells in a spray can may not be as farfetched as you think

28 November 2007
As I scarfed my pasta during the lunch break at the mid-October press gathering at IMEC, Paul Heremans told me about the center's SOLAR+ Program's work in the organic photovoltaics (OPV) arena, including an upcoming paper at the Materials Research Society meeting about a spray-on deposition method: Not sprayed on with a spin-coating tool but deposited with an inexpensive airbrush nozzle like those used to paint cars! After swallowing my mouthful, I confirmed what Paul had said and asked what kind of conversion efficiencies the method had achieved. When he told me the numbers were between 2% and 3%---comparable to conventional techniques---I was intrigued. Read more >>

The thin wafer’s the thing: Baccini buy bolsters Applied’s crystalline-silicon PV biz

20 November 2007
One phrase sums up a key piece of Applied Materials' just-announced $330 million acquisition of privately held solar-tool manufacturer Baccini: automated ultra-thin-wafer handling. During Monday's conference call, Applied executives repeatedly referred to the Italian company's unparalleled capabilities in handling crystalline-silicon (c-Si) wafers less than 120 microns thick---some 30% below the industry thickness average. And the Baccini tools can process the thin slices with very low wafer-breakage rates, high yields, and solid efficiencies. Read more >>

Amid soaring solar stocks, First Solar shines bright on all fronts

12 November 2007
While perusing the weekly stock-market wrap-up in the Los Angeles Times' business section on Saturday, I was struck by the prodigious increases (can you say, "bubble"?) in year-to-date share-price increases for several solar industry companies---despite the recent corrections/downturn in the markets Read more >>

MEMC solar wafer biz bounces into multibillions, despite polysilicon plant problems

30 October 2007

The silicon wafer business has come a very long way from a legacy of quarter after losing quarter back in the day, and the crystalline-silicon solar boom has played no small part in the sector's transformation.

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Cypress Semi sees SunPower solar segment soar, but margin questions remain

22 October 2007
Where would Cypress Semiconductor be without its majority-owned SunPower solar manufacturing unit? As of the parent company's third quarter ended Sept. 30, about $234 million lower in revenues, that's where. The photovoltaically focused subsidiary's sales topped its semiconductor sibling by about $19 million in the quarter (which brought in a bit more than $215 million), thus accounting for more than half of T.J. and Co.'s cash flow. Read more >>

Cypress Semi sees SunPower solar segment soar, but margin questions remain

19 October 2007
Where would Cypress Semiconductor be without its majority-owned SunPower solar manufacturing unit? As of the parent company's third quarter ended Sept. 30, about $234 million lower in revenues, that's where. The photovoltaically focused subsidiary's sales topped its semiconductor sibling by about $19 million in the quarter (which brought in a bit more than $215 million), thus accounting for more than half of T.J. and Co.'s cash flow. Read more >>

Solar Power 2007 wrap-up: ‘A tremendously competitive and dynamic environment’

04 October 2007
From the first time I saw it listed in the advance agenda, I looked forward to the Advanced Cell Technology panel at Solar Power 2007. Read more >>

Solar Power 2007: Applied Materials has big plans for big glass

27 September 2007
With an old-fashioned bank vault opened to the left of the podium, the setting for Applied Materials' Solar Power press luncheon at the Madison Restaurant in Long Beach had the makings of a caper.
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