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Lower-cost Solar Cells To Be Printed Like Newspaper, Painted On Rooftops

August 25, 2009

Solar cells could soon be produced more cheaply using nanoparticle “inks” that allow them to be printed like newspaper or painted onto the sides of buildings or rooftops to absorb electricity-producing sunlight.

Brian Korgel, a University of Texas at Austin chemical engineer, is hoping to cut costs to one-tenth of their current price by replacing the standard manufacturing process for solar cells – gas-phase deposition in a vacuum chamber, which requires high temperatures and is relatively expensive.

“That’s essentially what’s needed to make solar-cell technology and photovoltaics widely adopted,” Korgel said. “The sun provides a nearly unlimited energy resource, but existing solar energy harvesting technologies are prohibitively expensive and cannot compete with fossil fuels.”

For the past two years, Korgel and his team have been working on this low-cost, nanomaterials solution to photovoltaics – or solar cell – manufacturing. Korgel is collaborating with professors Al Bard and Paul Barbara, both of the Department of Chemistry and Biochemistry, and Professor Ananth Dodabalapur of the Electrical and Computer Engineering Department. They recently showed proof-of-concept in a recent issue of Journal of the American Chemical Society.

The inks could be printed on a roll-to-roll printing process on a plastic substrate or stainless steel. And the prospect of being able to paint the “inks” onto a rooftop or building is not far-fetched.

“You’d have to paint the light-absorbing material and a few other layers as well,” Korgel said. “This is one step in the direction towards paintable solar cells.”

Korgel uses the light-absorbing nanomaterials, which are 10,000 times thinner than a strand of hair, because their microscopic size allows for new physical properties that can help enable higher-efficiency devices.

In 2002, he co-founded a company called Innovalight, based in California, which is producing inks using silicon as the basis. This time, Korgel and his team are using copper indium gallium selenide or CIGS, which is both cheaper and benign in terms of environmental impact.

“CIGS has some potential advantages over silicon,” Korgel said. “It’s a direct band gap semiconductor, which means that you need much less material to make a solar cell, and that’s one of the biggest potential advantages.”

His team has developed solar-cell prototypes with efficiencies at one percent; however, they need to be about 10 percent.

“If we get to 10 percent, then there’s real potential for commercialization,” Korgel said. “If it works, I think you could see it being used in three to five years.”

He also said that the inks, which are semi-transparent, could help realize the prospect of having windows that double as solar cells. Korgel said his work has attracted the interest of industrial partners.

Funding for the research comes from the National Science Foundation, the Welch Foundation and the Air Force Research Laboratory.

Comments

47 Responses to “Lower-cost Solar Cells To Be Printed Like Newspaper, Painted On Rooftops”

  1. Sarah Christopherson 5th on August 30th, 2009 4:29 pm

    Lower-cost Solar Cells To Be Printed Like Newspaper

    :solor cells could soon be produced more cheeply useing nonoparticle.

    : “inks,” alows them to print like newspaper artickles on rooftops.

    : you are suposed to be able to see it when you are driveing.

    : Brian Korgal at University of Texes in austen is a chemicial engineer.

    : in 2002, he co~founded a company called Innovalight.

  2. Steven Owens on August 30th, 2009 9:39 pm

    1. Brian Korgel is working on producingsolar cells using nanoparticle inks.

    2. Nano partocles inks could cost one-tenth the price of solar cells.

    3. Solar energy harvisting is more expensive than fossil fules.

    4. Paintable solar cells could be posib,e in the future.

    5. The nano materials used are10,000 times thinnerthan a hair.

  3. Connor Ferguson 1 period on August 31st, 2009 4:12 pm

    1.solar cells soon can be produced cheaper now with nanoparticle inks.
    2.the sun provides an unlimited amount of energy.
    3.the inks can be printed on a roll-to-roll process on a stainless steal or plastic substrate.
    4.the light absorbing nanomaterials allow for new physical properties that can enable higher efficiency devices.
    5.the inks can be doubled as windows because they are semi-transparent.

  4. John Baudendistel - 4th Period on August 31st, 2009 4:14 pm

    I learned in this article that solar cells could soon be produced more cheaply using nanoparticle “inks”. I found out that Korgel and his team have been working on this low-cost project and manufacturing. I learned that light-absorbing nanomaterials are 10,000 times smaller than a strand of hair. THAT IS CRAZY! Korgel, in 2002, formed Innovalight.

    This is my article summary for the week of AUG. 31

  5. Andrew Hall 1st Period on August 31st, 2009 5:30 pm

    Brian Korgel and his team have produced a solar cell “ink” that can supposidly be “Painted” on roof-tops and building sides. Brian Kolgal Studys at The Texas university. The new Solar cells are used on CIGS, or Copper Indium Gallium Selenide.

  6. deondre surles6th period on August 31st, 2009 7:14 pm

    We could use solar cells to to get electricity easier.

    Inks could cost one-tenth more than a solar cell.

    Nano materials use are 10,000 times thinner than a piece of hair.

    Paintable solar cells could be possible.

  7. Matthew Eppard 1st Period on September 4th, 2009 7:45 am

    1.Solar cells could soon be produced more cheaply using nanoparticle “inks” that allow them to be printed like newspaper or painted onto the sides of buildings or rooftops to absorb electricity-producing sunlight.
    2.Brian Korgel, a University of Texas at Austin chemical engineer, is hoping to cut costs to one-tenth of their current price by replacing the standard manufacturing process for solar cells – gas-phase deposition in a vacuum chamber, which requires high temperatures and is relatively expensive.
    3.For the past two years, Korgel and his team have been working on this low-cost, nanomaterials solution to photovoltaics – or solar cell – manufacturing.
    4.The inks could be printed on a roll-to-roll printing process on a plastic substrate or stainless steel.
    5. And the prospect of being able to paint the “inks” onto a rooftop or building is not far-fetched.

  8. TARRELL CLEMONS 1ST PERIOD 9/6/09 on September 6th, 2009 1:06 pm

    1.solar cells soon can be produced cheaper now with nanoparticle inks.
    2.the sun provides an unlimited amount of energy.
    3.the inks can be printed on a roll-to-roll process on a stainless steal or plastic substrate.
    4.the light absorbing nanomaterials allow for new physical properties that can enable higher efficiency devices.
    5.the inks can be doubled as windows because they are semi-transparent

  9. Julia Harrelson 5th Period on September 7th, 2009 8:50 pm

    Solar cells can be printed in a cheaper way. They can be made using nanaparicale “links” whichs allows them to be printed like newspaper or painted on to the sides of buildings or on tope of roofs to asborb elcetricity-producing sunlight. These new cells will make things like gas cheaper. Brain Krogel from th University of Texas says, “The sun provides nearly unlimted energy resource, but existing solar energy harvesting technologies are prohibvely expensive & can’t compete with fossil fuels. THe links could be printed on a roll-to-rolll printing process on a plastic substrate or stainless steel. ANd the prospect of being able to paint the “links” onto a rooftop or buliding isn’t far fetched.

  10. austin 6per hoffman on September 7th, 2009 9:14 pm

    solor cells could soon be produced using nanoparticles inks

    the inks allow them 2 be printed like newspaper

    nanoparticles 10000 x thiner than hair

    he said that the inks r semi transparent

  11. Avery Wilson 4th per. on September 8th, 2009 8:37 pm

    Soon solar cells will be produced more cheaply with nanoparticle links.
    He wants to cut the cost one tenth of the production.
    Solar products right now are really espensive and cant compete with fossil fuels.
    Light absorbing nanaomaterials are 10,000 times thinner than a strand of hair.
    The team has developed 1% prototypes, but they need to be 10%.

  12. Drake Horner on September 11th, 2009 10:23 am

    1.Solar Cells soon will be produced to be cheaper now with nanoparticle inks.
    2.The Sun has an Unlimted Amout of energy.
    3.Korgel and his team have been working on this low-cost nanomaterials solution to photovoltaics
    4.His team has developed solar-cell prototypes with efficiencies at one percent but they need to be about 10 percent.
    5.Funding for the research comes from the National Science Foundation

  13. Summer Berthelson-4th period 9/13/09 on September 14th, 2009 5:07 pm

    Solar cells can be printed in a cheaper way. They can be made by using nanoparticale “inks” which allows them to be printed like newspaper or painted on walls and roofs to absorb electricety-producing sunlight. These new cells will make things like gas cheaper. Brain Krogel from the University of Texas says, “The sun provides a nearly endless energy resource, but existing solar energy harvisting technologies are prohibvely expensive and can’t compete with fossil fuels.” The links could be printed on a roll-to-roll printing process on a plastic substrate or stainless steel. Also the the prospect of being able to paint the “links” on building isn’t far fetched.

  14. ADAYZAH watkins 6 on September 14th, 2009 6:11 pm

    1.solar cells soon can be produced cheaper now with nanoparticle inks.
    2.the sun provides an unlimited amount of energy.
    3.the inks can be printed on a roll-to-roll process on a stainless steal or plastic substrate.
    4.the light absorbing nanomaterials allow for new physical properties that can enable higher efficiency devices.
    5.the inks can be doubled as windows because they are semi-transparent

  15. gabrielle covey 5 period on September 21st, 2009 7:42 pm

    Solar cells could soon be cheaper using nanoparticlenks. Inks allow them to be printed like newspapers and things that are painted. The gives so much energy that it makes technologies very expensive so you cannot complete the experiment. The inks are able to print with a roll-to-roll processand on stainless steel. To be able to paint on roof tops and windows it is not far fetched.

  16. Chase lovell on September 22nd, 2009 8:04 am

    1.solar cells soon can be produced cheaper now with nanoparticle inks.
    2.the sun provides an unlimited amount of energy.
    3.paintable solar cells could be posible in the future.
    4.Nano materials are used 10,000 thinner than a hair
    5.Solar energy harvisting is more expensive than fossil fules

  17. Raine Aslan - 4th period on September 28th, 2009 6:18 pm

    1. Solar cells could soon be produced more cheaply using nanoparticle inks.
    2. Brian Korgel is working on producing solar cells using nanoparticle inks.
    3. The inks could be printed on a roll-to-roll printing process on a plastic substrate or stainless steel.
    4. Brian Korgel’s team has developed solar-cell prototypes with efficiencies at one percent; however, they need to be about 10 percent.
    5. Paintible solar cells may be used in three to five years.

  18. Xavier Robinson 4th Period on September 28th, 2009 9:05 pm

    1. Korgel and his team have been working on this low-cost, nanomaterials solution to photovoltaics or solar cell manufacturing.
    2. The sun provides an unlimited amount of energy.
    3. Nanaomaterials are 10000 x thiner than hair.
    4. Solar energy harvisting is cost more than fossil fuels.
    5. Nano particles inks could cost almost one tenth the price of solar cells.

  19. Noah Milchuck - 5th period on October 12th, 2009 4:29 pm

    1. The sun provides an unlimited amount of energy.

    2. The prospect of being able to paint the “inks” onto a rooftop or building is not far-fetched.

    3. Solar Cells soon will be produced to be cheaper now with nanoparticle inks.

    4. Paintible solar cells may be used in three to five years.

    5. The inks can be doubled as windows because they are semi-transparent.

  20. Cassidy McCarter on October 12th, 2009 6:23 pm

    Solar cells can be printed in a cheaper way. They can be made using nanaparicale “links” whichs allows them to be printed like newspaper or painted on to the sides of buildings or on tope of roofs to asborb elcetricity-producing sunlight. Since sun has unlimited energy this is very good. These new cells will make things like gas cheaper. This will happen in three to five years.

  21. Elijah Hurskin 4th period 10/12/09 7:23 on October 12th, 2009 7:22 pm

    1)The sun provides an unlimited amount of energy.
    2)Solar cells could soon be produced more cheaply using nanoparticle inks.
    3)Nanaomaterials are 10000 x thiner than hair.
    4)Brian Korgel is planning on cutting the cost of solar cells.
    5)Nano particles inks could cost almost one tenth the price of solar cells.

  22. Ebone yarbrough--5th period on October 26th, 2009 7:17 pm

    Solar energy harvesting is more expensive than fossil fuel is.The sun has an unlimited amount of energy.Nano materials use are 10,000 times thinner than a strand of natural hair.The inks could be printed on a roll-to-roll printing process on a plastic substrate or stainless steel.It could be seen being used in three to five years.

  23. brett stoddard 5TH on October 31st, 2009 10:25 am

    1).Solar cells may be more cheap using nanoparticle inks.
    2).It will allow it to be printed like newspaper or painted to sides of buildings or rooftops.
    3).It will absorb electricity-producing sunlight.
    4).Brian Korgel is hoping to cut costs to one-tenth of their current price.
    5). His team has made solar-cell prototypes with efficiencies at one percent.
    6). They need to be about 10 percent.

  24. Sophia Fos. 4th period. on November 9th, 2009 5:37 pm

    Solar cells will soon not be as expensive and able to be painted on your roof. Scientists have been working on this project to build paintable solar cells for years and have just started using a new material called CIGS which is less expensive than the silicon they were experimenting with earlier and more environmentally friendly. How we make solar cells now is in a vacuum chamber which is pretty expensive, so this new solution is low cost and nano particle. They will absorb the energy from the sun and turn it into light or power. One cool thing about these paintable solar cells is that they can be painted on windows to, because they are basically transparent, this has builders interested. The product is expected to be out in 3 to 5 years and help out with stop of global warming.

  25. Scott Urban Period 5th on November 9th, 2009 9:38 pm

    Brian Korgel is working on producingolar cells using nanoparticle ink

    The sun provides an unlimited amount of energy for solor panels

    Nano materials are used 15,000 thinner than a strand of hair

    Funding for the research comes from the NSF(National Science Foundation)

    Solar energy harvisting is cost more than regular fossil fuels

  26. amari anderson- ortiz p.1 on November 9th, 2009 10:21 pm

    1. The sun provides unlimited amount of energy.

    2. Solar Cells soon will be produced to be cheaper now with nanoparticle inks.

    3. nanaomaterials are 10000 x thiner then hair.

    4. Paintible solar cells may be used in three to five years.

    5. the inks can be printed on a roll-to-roll process on a stainless steal or plastic substrate.

  27. Claire Lorino 4th on November 15th, 2009 12:57 pm

    1.Solar cells almost can be made cheaper now with nanoparticle inks.
    2.The sun provides an unlimited source of energy for solor panels.
    3.Brian Korgel is hoping to cut costs to one-tenth of their current price
    4.The inks can be doubled as windows because they are semi-transparent.
    5.Nano materials use are 10,000 times thinner than a piece of hair

  28. Andrew Rice on November 15th, 2009 1:59 pm

    Andrew Rice Nov.15 5th period
    1.Solar cells are at a lower cost.
    2.They will be printed out like news papers.
    3.They will be put on roof tops.
    4.This will help.
    5.It is amazing

  29. Caroline Whorton 6th period on December 7th, 2009 10:18 pm

    1. Cells can be produced more cheaply.
    2. Inks could be printed on plastic substrate or stainless steel.
    3. The sun can be used as an unlimited energy resource.
    4. Vacuum chamber require high temperature.
    5. Solar powered prototypes need to be about ten percent.

  30. Ta'Naisha Hill 5th period on December 14th, 2009 3:02 pm

    1.)Solar cells could soon be produced more cheaply using nanoparticle “inks” that allow them to be printed like newspaper or painted onto the sides of buildings or rooftops to absorb electricity-producing sunlight.
    2.)They will be printed out like news papers.
    3.)Nanaomaterials are 10000 x thiner than hair.
    4.)The inks can be doubled as windows because they are semi-transparent.
    5.) Paintible solar cells may be used in three to five years.

  31. Ta'Naisha Hill 5th period on December 14th, 2009 3:04 pm

    1. The sun provides an unlimited amount of energy.

    2. The prospect of being able to paint the “inks” onto a rooftop or building is not far-fetched.

    3. Solar Cells soon will be produced to be cheaper now with nanoparticle inks.

    4. Paintible solar cells may be used in three to five years.

    5. The inks can be doubled as windows because they are semi-transparent

  32. claire Lorino 4th on December 14th, 2009 7:22 pm

    1. Have been working on it for the past two years.
    2.Brian Korge is hoping to cut costs to one-tenth of the recent price
    3.the sun can be used as solar powere for an unlimited energy source.
    4. the solar cells will be cheaper with this expierment
    5. solar will be printed like a newspapers

  33. Logan Storey on December 14th, 2009 7:50 pm

    Solar cells could soon be produced more cheaply using nanoparticle inks.
    Light-absorbing nanomaterials are 10,000 times thinner than a strand of hair.
    Korgels team has developed solar-cell prototypes with efficiencies at one percent but they need to be about 10 percent.
    Korgel is hoping to cut costs to one-tenth of their current price.
    Korgel said his work has attracted the interest of industrial partners.

  34. John Parvin McBride-2nd Period on January 11th, 2010 5:29 pm

    1. Solar cells could soon be produced more cheaply using nanoparticle “inks” that allow them to be printed
    2. Brian Korgel is hoping to cut costs to one-tenth of their current price by replacing the standard manufacturing process for solar cells.
    3. For the past two years, Korgel and his team have been working on this low-cost, nanomaterials solution to photovoltaics manufacturing.
    4. Korgel is collaborating with professors Al Bard and Paul Barbara, both of the Department of Chemistry and Biochemistry.
    5.The inks could be printed on a roll-to-roll printing process on a plastic substrate or stainless steel.

  35. Kris L. 2nd period on January 11th, 2010 5:36 pm

    1.Solar cells could soon be produced more cheaply using nanoparticle inks.
    2.The inks could be printed on a roll-to-roll printing process.
    3.Korgel uses the light-absorbing nanomaterials, which are 10,000 times thinner than a strand of hair.4
    4.In 2002, he co-founded a company called Innovalight, based in California.
    5.Funding for the research comes from the National Science Foundation and much more.

  36. Natalie Seavers on January 12th, 2010 8:43 am

    sun cells can soon be put on cheaper by being printed on news paper

    For the past two years Korgel and his team have been working on this low-cost energy

    Nano materials are used 15,000 thinner than a strand of hair

    Funding for the research comes from the NSF(National Science Foundation)

    Solar energy harvisting is cost more than regular fossil fuels

  37. Natalie Seavers 6th on January 12th, 2010 8:44 am

    sun cells can soon be put on cheaper by being printed on news paper

    For the past two years Korgel and his team have been working on this low-cost energy

    Nano materials are used 15,000 thinner than a strand of hair

    Funding for the research comes from the NSF(National Science Foundation)

    Solar energy harvisting is cost more than regular fossil fuels

  38. keenan drake 2nd on February 1st, 2010 4:52 pm

    1.solar cells soon can be produced cheaper now with nanoparticle inks
    2.the sun provides an unlimited amount of energy
    3.fonding for the research comes from the national science fondation
    4.the inks can be doubled as windows because they are semi transparent
    5.the nano materials used are10000 times thinnerthan a hair

  39. Kathryn Walls 6th Period on February 15th, 2010 8:11 pm

    1.Solar Cells soon will be produced to be cheaper now with nanoparticle inks.
    2.The Sun has an Unlimted Amout of energy.
    3.Korgel and his team have been working on this low-cost nanomaterials solution to photovoltaics
    4.His team has developed solar-cell prototypes with efficiencies at one percent but they need to be about 10 percent.
    5.Funding for the research comes from the National Science Foundation

  40. Elijah Hurskin 4th period on March 23rd, 2010 6:51 am

    1)Solar cells could soon be produced more cheaply.
    2)This will be done by using nanoparticle “inks” that allow them to be printed like newspaper or painted onto the sides of buildings or rooftops
    3) They absorb electricity-producing sunlight.
    4) This gives us a new way to have power.
    5)Many future buildings will have these new solar powered cells.

  41. Ruhi Singh- 2nd period on April 12th, 2010 8:36 pm

    1. Solar cells could soon be produced more cheaply.
    2. Brian Korgel is hoping to cut costs to one-tenth of their current price.
    3.The sun provides an unlimited amount of energy.
    4. Nanoparticles are 10000 x thinner than a strand of hair.
    5. Funding for the research comes from the NSF(National Science Foundation).

  42. keenan drake 2nd on April 19th, 2010 3:42 pm

    1.solar cells soon will be produced to be cheaper now with nanoparticle inks
    2.the sun has an unlimted amout of energy
    3.korgel and his team have been working on this low cost nanomaterials solution to photovoltaics
    4.his team has developed solar cell prototypes with efficiencies at one percent but they need to be about 10 percent
    5.funding for the research comes from the national science foundation

  43. Courtney Terry-4th on April 26th, 2010 8:41 pm

    1. The sun has a unlimted amount of energy.
    2. The research for funding the comes from the NSF.
    3. Solar cells soon will be produced to be cheaper now with nanoparticle inks.
    4. The korgel and his team have been working on this low cost nanomaterials solution to photovoltaics.
    5. The team has developed solar cell prototypes.

  44. Tara Harville (1st period) on May 3rd, 2010 4:36 pm

    Solar cells can be produced cheaper nanoparticle ink that will allow them to be printed like newspaper to absorb electricity-producing sunlight.

    These new cells will make things like gas cheaper.

    Brian Korgel, from the University of Texas, is hoping to cut costs to one-tenth of their current price.

    He hopes to do so by replacing the standard manufacturing process for solar cells.

    Doing that requires high temperatures and is relatively expensive.

  45. Pamela Hussey-6th Period on May 3rd, 2010 5:11 pm

    Solar cells could soon be produced more cheaply.
    The sun provides an unlimited amount of energy for solor panels
    Paintable solar cells could be posible in the future.
    The new Solar cells are used on CIGS, or Copper Indium Gallium Selenide.
    The product is expected to be out in 3 to 5 years and help out with stop of global warming.

  46. Reagan Locke 4th on May 3rd, 2010 8:40 pm

    I learned in this article that solar cells could soon be produced more cheaply using nanoparticle “inks”. Inks allow them to be printed like newspapers and things that are painted. How we make solar cells now is in a vacuum chamber which is pretty expensive, so this new solution is low cost and nano particle. They will absorb the energy from the sun and turn it into light or power. Paintible solar cells may be used in three to five years.

  47. Logan Storey 6th period on May 18th, 2010 9:58 am

    Solar cells could soon be produced more cheaply using nanoparticle inks.
    Light-absorbing nanomaterials are 10,000 times thinner than a strand of hair.
    Korgels team has developed solar-cell prototypes with efficiencies at one percent but they need to be about 10 percent.
    Korgel is hoping to cut costs to one-tenth of their current price.
    The inks could be printed on a roll-to-roll printing process on a plastic substrate or stainless steel.

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