Green Car Congress

APRIL 6, 2020

Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convert water into hydrogen fuel using solar energy. Alongside hydrogen generation from water, the multi-disciplinary research team is investigating photochemical conversion of carbon dioxide into synthetic fuel.

Water 371

Water Convert Hydrogen Solar 371

Green Car Congress

MAY 4, 2018

As reported in an open-access paper in Nature Communications, the wafer-level photochemical diode arrays exhibited solar-to-hydrogen efficiency of ~3.3% Previous direct solar water splitters have achieved a little more than 1 percent stable solar-to-hydrogen efficiency in fresh or saltwater. in neutral (pH?~?7.0)

Water 186

Water Solar Hydrogen Carbon 186

Green Car Congress

DECEMBER 3, 2014

Researchers from UC Berkeley, Lawrence Berkeley National Laboratory and Nanyang Technological University, Singapore have developed a new technology for direct solar water-splitting—i.e., In the present study, we developed a new architecture for direct solar water-splitting. Hydrogen Production Nanotech Solar Solar fuels'

Water 270

Water Solar Design Singapore 270

Green Car Congress

SEPTEMBER 5, 2009

Dr. Stuart Licht ( earlier post ) at George Washington University is developing a solar-driven process that, he says, could efficiently replace current industrial processes for the production of certain energetic molecules such as hydrogen, metals and chlorine, which are responsible for a large component of anthropogenic CO 2. Licht, 2009.

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Solar Conversion CO2 2009 258

Green Car Congress

JUNE 26, 2017

Although H 2 can be produced from direct splitting of water using semiconductor photocatalysts under solar light irradiation, the present energy conversion efficiency of STH [solar-to-hydrogen] is too low for the technology to be economically sound. More recently, with adjustable band gap from 0.3 eV for bulk to 2.1

Light 170

Light Solar Hydrogen Water 170

Green Car Congress

DECEMBER 23, 2015

A team from Bauhaus Luftfahrt in Germany has analyzed the climate impact and economic performance of solar thermochemical jet fuel production. Schematic of solar thermochemical fuel production path. A solar tower or dish concentration system can deliver the required level of radiative flux. kg CO 2 ‐equiv /L. Click to enlarge.

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Solar Fuel Renewable Production 150

Green Car Congress

JUNE 23, 2013

Storage of solar and other sources of renewable electricity may be enabled by the catalytic production of fuels such as H 2 or reduced carbon-containing compounds via the electro-chemical reduction of H 2 O or CO 2 , respectively. At present, the importance of the Bi 3+ ions to the efficacy of Bi-CMEC is unclear.

Conversion 247

Conversion Renewable CO2 Energy 247

Green Car Congress

JANUARY 15, 2020

The work, presented in a paper in Proceedings of the National Academy of Sciences (PNAS), offers a unique, highly efficient, and inexpensive route for solar fuels synthesis. The solar-powered catalyst is made from abundant materials and works in a configuration that could be mass-produced. 1 under air mass 1.5 —Zhou et al.

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CO2 Carbon Solar Hydrogen 349

Green Car Congress

OCTOBER 9, 2017

Instead of using H 2 , direct conversion of CO 2 with CH 4 (dry reforming of methane, DRM) to liquid fuels and chemicals (e.g. CO 2 and CH 4 ) present and produce a variety of chemically reactive species including radicals, excited atoms, molecules and ions.

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Conversion Fuel CO2 Gas 186

Green Car Congress

MAY 3, 2021

Using formate—a solar fuel that can be readily synthetized from carbon dioxide—the researchers reported that a proof-of-concept e-h 2 Na-DFFC yielded a peak power density as high as 168 mW cm ? A paper on their work is published in the Journal of Power Sources. 2 and 35 hours of stable operation at room temperature.

Hydrogen 221

Hydrogen Li-ion Fuel Production 221

Green Car Congress

JUNE 26, 2010

Natural photosynthesis uses solar energy to recycle CO 2 (and H 2 O) into new plant life (biomass) and ultimately fuels (biofuels). Our hope is that this present summary helps to catalyse such a worthwhile development. Tags: Carbon Capture and Conversion (CCC) Climate Change Emissions Fuels. Jiang et al. Click to enlarge.

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Conversion Transportation Fuel CO2 218

Green Car Congress

APRIL 11, 2012

Conventional thermal decomposition production of lime (left) versus STEP direct solar conversion of calcium carbonate to calcium oxide (right). Conducive to our new solar process, electrolysis of molten carbonates forms oxides, which precipitate as calcium oxide when mixed with calcium carbonate. Click to enlarge. used three.

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Solar Emissions CO2 Carbon 285

Green Car Congress

SEPTEMBER 30, 2011

The traces are for solar cells of 7.7% Researchers led by MIT professor Daniel Nocera have produced an “artificial leaf”—a solar water-splitting cell producing hydrogen and oxygen that operates in near-neutral pH conditions, both with and without connecting wires. solar-to-fuels systems. illumination.

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MIT Water Solar Hydrogen 278

Green Car Congress

DECEMBER 28, 2009

The US Department of Energy will invest up to $366 million to establish and operate three new Energy Innovation Hubs focused on accelerating research and development in three key energy areas, one of which is developing an effective solar energy to chemical fuel conversion system—i.e.,

Solar 299

Solar Fuel Energy Water 299

Green Car Congress

FEBRUARY 14, 2012

51-year-old Energy Conversion Devices, Inc. As part of its bankruptcy plan, ECD intends to sell through separate sales its wholly owned operating subsidiary United Solar Ovonic LLC (USO) and other assets, including its minority stake in Ovonyx, Inc. Sale of United Solar. Solar Integrated Technologies, Inc.

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Corporation Conversion Companies Sale 210

Green Car Congress

SEPTEMBER 4, 2018

A new study, led by academics at St John’s College, University of Cambridge, has used semi-artificial photosynthesis to explore new ways to produce and store solar energy. Their method also managed to absorb more solar light than natural photosynthesis. This could be a great platform for developing solar technologies.

Water 210

Water Solar Store Hydrogen 210

Green Car Congress

JUNE 18, 2013

WGS is an endothermic process typically carried out in industry at high temperatures (about 350 °C) with either an iron oxide- or copper-based catalyst to achieve almost complete CO conversion. The most active photocatalyst tested was Au/TiO 2 which achieves CO conversion of about 40% in 4 hours under the tested reaction conditions.

Water 186

Water Gas Production Conversion 186

Green Car Congress

MARCH 14, 2017

The system operates under visible light, is stable beyond six days and is even able to reform unprocessed lignocellulose, such as wood and paper, under solar irradiation at room temperature, presenting an inexpensive route to drive aqueous proton reduction to H 2 through waste biomass oxidation. Wakerley et al. Click to enlarge.

Light 236

Light Solar Conversion Hydrogen 236

Green Car Congress

SEPTEMBER 20, 2019

Before the end of this year, Audi will also present the Audi e-tron Sportback, another derivative of the series. This will be followed by the series-produced versions of the sports car Audi e-tron GT concept, to be produced by Audi Sport GmbH, and the compact SUV Audi Q4 e-tron concept, which was presented at the Geneva Motor Show.

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Audi CO2 Emissions Vehicles 275

Green Car Congress

JUNE 6, 2014

Synthetic fuel production from fuel-combustion-based energy and CO 2 (top) and from atmospheric CO 2 using solar electricity (bottom). That solar fuels offer the promise of solar energy storage—a key challenge in a world predominantly relying on renewables. Credit: ACS, van der Giesen et al. Click to enlarge.

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Fuel Energy Solar CO2 236

Baua Electric

MAY 10, 2024

Leveraging biomass presents a potential avenue to contribute to the global objective of achieving a carbon-neutral human society. While solar and wind provide carbon-free electricity or H 2 through water splitting, they lack the ability to directly produce carbon-based fuels and chemicals without additional carbon sources.

Fuel 52

Fuel Auto Oil Conversion 52

Green Car Congress

MARCH 24, 2011

million ARPA-E funded project on direct solar hydrocarbon fuels ( earlier post ), University of Minnesota graduate student Janice Frias (who earned her doctorate in January) has determined the biosynthetic mechanism by which a protein (OleA) transforms fatty acids produced by bacteria into ketones, which can be cracked to make hydrocarbon fuels.

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Solar Fuel Minnesota Production 199

Teslarati

MARCH 30, 2024

As per the Tesla customer, who already owns a Model 3, Tesla Solar, and Powerwall 2 batteries for his home, he has a reservation for a Foundation Series Cyberbeast, but he is not sure if he will be around long enough for his delivery. Tesla responded by moving him up the reservation line, ensuring he received his Model 3 early.

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Tesla Conversion 2017 Personal 138

Green Car Congress

AUGUST 21, 2015

Stuart Licht at The George Washington University in Washington, DC has developed a low-cost, high-yield and scalable process for the electrolytic conversion of atmospheric CO 2 dissolved in molten carbonates into carbon nanofibers (CNFs.) —Ren et al.

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Low Cost Carbon Li-ion Carbon Fiber 150

Green Car Congress

JANUARY 17, 2012

Joule, a bioengineering startup leveraging highly engineered photosynthetic organisms to catalyze the conversion of sunlight and CO 2 to fuels and chemicals ( earlier post ), has closed a $70-million third round of funding, supporting its aggressive timeline to commercialization and bringing its total to $110+ million raised to date.

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Fuel Companies Solar New Mexico 218

Green Car Congress

MAY 28, 2019

However, at present, no existing technology provides such storage and retrieval at a low financial and environmental cost. Natural photosynthesis already offers an example for storing solar energy at a huge scale, and turning it into biofuels in a closed carbon loop. —Farshid Salimijazi, first author.

Energy Storage 274

Energy Storage Engine Energy Polymer 274

Green Car Congress

MARCH 26, 2023

Exceptionally high selectivity for lithium over other ions present in the brine (including sodium, potassium, magnesium, calcium, and boron), meeting specifications for subsequent direct production of battery-grade lithium hydroxide monohydrate, without the need to first produce lithium carbonate. Complete recycling of process water.

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Li-ion Water Sodium Chile 243

Green Car Congress

JULY 23, 2010

Researchers at Columbia University’s Lenfest Center for Sustainable Energy, in collaboration with Risø National Laboratory for Sustainable Energy, DTU, are investigating the high-temperature co-electrolysis of CO 2 and H 2 O using solid oxide electrolysis cells (SOECs) to produce a syngas for conversion into liquid hydrocarbon fuels.

Fuel 255

Fuel CO2 Production Conversion 255

Green Car Congress

JULY 2, 2018

converting solar energy to fuel energy using visible-light-absorbing semiconductor materials. The finding opens new doors for designing materials for artificial photosynthesis and solar energy research. Scientists in Japan have shown that an oxyfluoride is capable of visible light-driven photocatalysis—i.e., Pb 2 Ti 2 O 5.4

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Japan Light Solar Hydrogen 170

Green Car Congress

MARCH 22, 2015

Here, we show that crystalline Ni 5 P 4 evolves H 2 with geometric electrical to chemical conversion efficiency on par with Pt in strong acid (33 mV dec -1 Tafel slope and ?62 2 , equivalent to ~10% solar photoelectrical conversion efficiency. 62 mV overpotential at ?100 100 mA cm ?2 2 in 1 M H 2 SO 4 ). —Laursen et al.

Hydrogen 150

Hydrogen Conversion Water Solar 150

Green Car Congress

JUNE 2, 2013

Project Volt Gas Volt is based on a long-term financing plan and the use of existing technologies for the large-scale conversion of surplus renewable electricity to methane, with subsequent reuse. Dr. Hermann Pengg, head of project management e-fuels, Audi, giving a talk on energy conversion and storage using Power-to-Gas at ASPO 2012.

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Volt Financing Gas Power 334

Green Car Congress

MAY 17, 2010

The new catalyst is applied in a hybrid photocatalytic-electrolysis system that uses the photocatalytic reaction converting solar energy to lower the electrolysis voltage required for the hydrogen production by water electrolysis. Various types of power sources including solar cells and night-time electricity can be used for the electrolysis.

Hydrogen 259

Hydrogen Hybrid Production Solar 259

Green Car Congress

JANUARY 4, 2013

A new spatially-explicit life cycle assessment of five different “sun-to-wheels” conversion pathways—ethanol from corn or switchgrass for internal combustion vehicles (ICVs); electricity from corn or switchgrass for battery-electric vehicles (BEVs); and photovoltaic electricity for BEVs—found a strong case for PV BEVs.

Transportation 319

Transportation Carbon Conversion Li-ion 319

Green Car Congress

MARCH 3, 2016

Researchers from George Washington University and Vanderbilt University have demonstrated the conversion of atmospheric CO 2 into carbon nanofibers (CNFs) and carbon nanotubes (CNTs) for use as high-performance anodes in both lithium-ion and sodium-ion batteries. Earlier post.) —Licht et al.

Li-ion 150

Li-ion Carbon Convert Sodium 150

Green Car Congress

SEPTEMBER 22, 2022

At this year’s Africa Aerospace & Defence (AAD) expo at AFB Waterkloof in Centurion, Rheinmetall AG is presenting turnkey, mobile modular solutions for producing, storing and transporting CO 2 -free hydrogen. The concept is based on electrolysis; electricity necessary for this is produced with solar panels.

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South Africa Africa Store Hydrogen 259

Green Car Congress

JUNE 16, 2010

million) to five Alberta-based renewable energy projects including waste to biofuels and energy, concentrating solar power, biogas and home generation. million), for the Medicine Hat Concentrating Solar Thermal Power Project. Solar thermal technology uses reflecting surfaces to focus sunlight for heat generation. million (US$36.6

Climate Change 236

Climate Change Corporation Renewable Climate 236

Baua Electric

APRIL 19, 2024

SpaceCoast EV Earth Day in Melbourne, FL , at the American Muscle Car Museum, the largest solar-powered auto museum in the world. Electrify Regina in Regina, Saskatchewan , with EV and e-bike test rides and presentations on green tech like heat pumps. April 20, 10am-2pm. April 20, 10am-4:30pm.

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All-Electric Phoenix Electric Electrical 52