- In full:
- Daniel George Nocera
- Born:
- July 3, 1957, Winchester, Massachusetts, U.S. (age 69)
- Title / Office:
- American Academy of Arts and Sciences (2005)
- Subjects Of Study:
- renewable energy
Daniel G. Nocera
-
Who is Daniel G. Nocera?
Daniel G. Nocera (born in Winchester, Massachusetts, on July 3, 1957) is an American inorganic chemist celebrated for creating the first practical "artificial leaf." This silicon-based catalyst uses sunlight to split hydrogen and oxygen from water.
Nocera's academic journey includes a B.S. in chemistry from Rutgers University (1979) and a Ph.D. in chemistry from the California Institute of Technology (1984). After teaching chemistry at Michigan State University, he joined MIT in 1997 and Harvard University in 2012.
In 2007, Nocera, with his MIT colleagues, developed a process using a cobalt-based catalyst to release hydrogen and oxygen from water. In 2011, he announced the artificial leaf, which was more efficient and cheaper than previous devices. Nocera founded Sun Catalytix in 2008, later acquired by Lockheed Martin in 2014. He was also honored with the United Nations Intergovernmental Renewable Energy Organization’s Science and Technology Award in 2009.
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What does it mean to be an inorganic chemist?
An inorganic chemist studies the composition, properties, and structures of chemical elements and compounds that contain little or no carbon. Inorganic chemistry focuses on substances not associated with living organisms, identifying the elements that constitute more complex substances.
Daniel G. Nocera (born in 1957) is an American inorganic chemist known for inventing the first practical "artificial leaf," a silicon-based catalyst that separates hydrogen and oxygen from water using sunlight. Nocera's early work involved studying electron transfer in inorganic and biological systems. He later developed a cobalt-based catalyst for liberating hydrogen and oxygen in water and an artificial leaf that is more efficient at photosynthesis than a plant leaf.
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What are some areas of chemistry that Daniel G. Nocera has studied?
Daniel G. Nocera is an American inorganic chemist known for his work with the first practical artificial leaf, a silicon-based catalyst that separates hydrogen and oxygen from water using sunlight.
While at Caltech in Harry Gray's lab, Nocera studied electron transfer in inorganic and biological systems like proteins, which are now considered the first explorations into biological electron transfer. In 2007, Nocera and his MIT colleagues announced a process using a cobalt-based catalyst to liberate hydrogen and oxygen molecules in water. Nocera proposed that the liberated hydrogen could be captured and either stored in fuel cells to produce electricity or mixed with carbon dioxide to make hydrocarbon fuels.
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What is Daniel G. Nocera known for inventing or discovering?
Daniel G. Nocera is an American inorganic chemist best known for inventing the first practical artificial leaf. This silicon-based device uses solar energy to split hydrogen and oxygen in water, producing hydrogen energy in a clean, sustainable way that mimics photosynthesis.
Nocera's artificial leaf is more efficient and cheaper than previous devices, using catalysts made of nickel and cobalt instead of expensive materials like platinum or ruthenium. He founded Sun Catalytix in 2008, aiming to provide distributed energy to areas with costly fossil fuel-based electricity, before Lockheed Martin acquired it in 2014.
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How did Daniel G. Nocera's research help with finding new ways to create clean energy?
Daniel G. Nocera invented the first practical artificial leaf, a silicon-based catalyst that separates hydrogen and oxygen from water using sunlight. This process mimics photosynthesis, offering a clean way to produce hydrogen energy without pollutants.
Nocera's artificial leaf is more efficient than a plant leaf and cheaper than previous devices. He proposed that the liberated hydrogen could be captured and either stored in fuel cells to produce electricity or mixed with carbon dioxide to make hydrocarbon fuels. Nocera argued that people could power their homes, automobiles, and other devices with fuel cells and hydrocarbon fuels generated by captured hydrogen gas. This innovation allows for distributed energy generation, reducing reliance on large power facilities and enabling individuals to produce their own energy locally.
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What impact has Daniel G. Nocera's work had on science and society?
Daniel G. Nocera is an American inorganic chemist celebrated for his groundbreaking work on the "artificial leaf," a device that mimics photosynthesis to produce clean energy.
Nocera's artificial leaf uses solar energy to split hydrogen and oxygen in water, offering a clean and renewable hydrogen source that doesn't release harmful chemicals into the environment. This innovation paves the way for individuals to produce energy locally, independent of traditional power grids, with the potential to power homes and vehicles using fuel cells and hydrocarbon fuels.
Nocera's work has earned him numerous accolades, including the United Nations Intergovernmental Renewable Energy Organization’s Science and Technology Award in 2009.
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Daniel G. Nocera (born July 3, 1957, Winchester, Massachusetts, U.S.) is an American inorganic chemist known for inventing the first practical “artificial leaf,” a silicon-based catalyst capable of separating hydrogen and oxygen from water in the presence of sunlight.
Nocera received a B.S. in chemistry from Rutgers University in 1979 and a Ph.D. in chemistry from the California Institute of Technology (Caltech) in 1984. While working at Caltech in the laboratory of inorganic chemist Harry Gray, he studied the transfer of electrons in inorganic systems and in biological systems such as proteins; these studies are now regarded as the first forays into the field of biological electron transfer. In 1984 Nocera began teaching chemistry at Michigan State University, and in 1997 he joined the faculty at the Massachusetts Institute of Technology (MIT). He moved to Harvard University in 2012.
In 2007 Nocera and his colleagues at MIT announced the development of a process that liberated hydrogen and oxygen molecules in a container of water by using a cobalt-based catalyst attached to an electrode made of indium and tin. They proposed that the liberated hydrogen could be captured and either stored in fuel cells to produce electricity or mixed with carbon dioxide to make hydrocarbon fuels. In addition, Nocera and his colleagues claimed that the process would allow for the development of a large-scale generation of distributed energy that would not require the operation of large electric-power facilities, since the catalytic devices could be attached to private residences everywhere. In 2008 Nocera founded Sun Catalytix, a company charged with the delivery of distributed energy to parts of the world where electricity is expensive to produce by using fossil fuels and other traditional technology; Sun Catalytix was acquired by Lockheed Martin in 2014.
In 2011 Nocera announced the development of an artificial leaf (actually an electrode and a playing-card-sized wafer of silicon containing a catalyst made of nickel and cobalt) that was up to 10 times more efficient at carrying out photosynthesis than a plant leaf and was much cheaper than earlier devices, which used expensive catalysts such as platinum or ruthenium. Nocera claimed that his invention had the potential to revolutionize the way human beings accessed energy. He argued that people could power their homes, automobiles, and other devices with fuel cells and hydrocarbon fuels generated by captured hydrogen gas, which would be released by passing the equivalent of one gallon (a little less than four litres) of water per day over two roof-mounted door-sized catalysts in the presence of sunlight.
Nocera became a member of the American Academy of Arts and Sciences in 2005. Among numerous accolades, he received the United Nations Intergovernmental Renewable Energy Organization’s Science and Technology Award in 2009 for his contributions to renewable-energy development.