Green Car Congress

APRIL 16, 2014

Researchers at Japan’s National Institute for Materials Science (NIMS) have discovered a new photocatalyst, Sn 3 O 4 , which facilitates the production of hydrogen fuel from water, using sunlight as an energy source. Sn 3 O 4 has great potential as an abundant, cheap, and environmentally benign solar-energy conversion catalyst.

Water 170

Water Light Li-ion Solar 170

Green Car Congress

DECEMBER 28, 2020

The catalyst shows a carbon dioxide conversion through hydrogenation to hydrocarbons in the aviation jet fuel range of 38.2%, with a yield of 17.2%, and a selectivity of 47.8%, and with an attendant low carbon monoxide (5.6%) and methane selectivity (10.4%). In brief, the Fe–Mn–K catalyst shows a CO 2 conversion of 38.2%

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Convert Fuel CO2 Conversion 505

Green Car Congress

SEPTEMBER 4, 2018

They used natural sunlight to convert water into hydrogen and oxygen using a mixture of biological components and manmade technologies. Their method also managed to absorb more solar light than natural photosynthesis. This could be a great platform for developing solar technologies. Katarzyna P. Nowaczyk, Adrian Ruff, Jenny Z.

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Water Solar Store Hydrogen 210

Green Car Congress

FEBRUARY 16, 2016

A team of researchers at Ulsan National Institute of Science and Technology (UNIST), Korea University, and the Korea Advanced Institute of Science and Technology (KAIST) has developed a new type of multilayered (Au NPs/TiO 2 /Au) photoelectrode that could boost the ability of solar water-splitting to produce hydrogen.

Water 150

Water Light Hydrogen Solar 150

Green Car Congress

FEBRUARY 27, 2017

Duke University researchers have engineered rhodium nanoparticles that can harness the energy in ultraviolet light and use it to catalyze the conversion of carbon dioxide to methane, a key building block for many types of fuels. An open-access paper on the work is published in Nature Communications. —Zhang et al.

Light 150

Light Conversion CO2 Hydrogen 150

Green Car Congress

MAY 18, 2017

at 360 nm in overall water splitting and even good durability up to 1 day. When light is applied to photocatalysts, electrons and holes are produced on the surface of the catalyst; hydrogen is obtained when these electrons reduce the hydrogen ions in water. The mesocrystal also exhibits a high quantum yield of 6.7%

Light 150

Light Hydrogen Production Conversion 150

Green Car Congress

MARCH 2, 2018

While Ni metal catalyzes the hydrogen evolution reaction (HER) exclusively under CO 2 RR conditions, Ni single atomic sites present a high CO selectivity of 95% under an overpotential of 550 mV in water, and an excellent stability over 20 hours’ continuous electrolysis. The current density can be scaled up to more than 50 mA cm?2

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Conversion CO2 Convert Water 199

Green Car Congress

DECEMBER 16, 2013

Researchers from the University of Houston (UH) have developed a cobalt(II) oxide (CoO) nanocrystalline catalyst that can carry out overall water splitting with a solar-to-hydrogen efficiency of around 5%. The generation of hydrogen from water using sunlight could potentially form the basis of a clean and renewable source of energy.

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Houston Water Solar Universal 268

Green Car Congress

MAY 4, 2018

Researchers in Canada have demonstrated a new photochemical diode artificial photosynthesis system that can enable efficient, unassisted overall pure water splitting without using any sacrificial reagent. overall water splitting reaction. These free charges split water molecules into hydrogen and oxygen. … in neutral (pH?~?7.0)

Water 186

Water Solar Hydrogen Carbon 186

Green Car Congress

FEBRUARY 25, 2013

Researchers at UC Santa Barbara have developed an efficient, autonomous solar water-splitting device based on a gold nanorod array in which essentially all charge carriers involved in the oxidation and reduction steps arise from the hot electrons resulting from the excitation of surface plasmons in the nanostructured gold (plasmonic water-splitter).

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Water Solar Conversion Hydrogen 220

Green Car Congress

JUNE 26, 2017

A team at Osaka University in Japan has developed a new material based on gold and black phosphorus to harvest a broader spectrum of sunlight for water-splitting to produce hydrogen. The three-part composite maximizes both absorbing light and its efficiency for water splitting. More recently, with adjustable band gap from 0.3

Light 170

Light Solar Hydrogen Water 170

Green Car Congress

JUNE 18, 2013

Politécnica de Valencia (Spain) have found that noble metal nanoparticles supported on titanium dioxide or cerium dioxide can catalyze the industrially important water gas shift (WGS) reaction for hydrogen production at ambient temperatures using visible light irradiation. —Sastre et al.

Water 186

Water Gas Production Conversion 186

Green Car Congress

MARCH 9, 2016

Researchers at Argonne National Laboratory have analyzed the water consumption for transportation fuels in the United States using an extended lifecycle system boundary that includes the water embedded in intermediate processing steps. Increases in population, energy and food demand now strain previously abundant sources of water.

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Alternative Fuels Water Fuel Gas 150

Green Car Congress

DECEMBER 3, 2014

The mesh with BiVO 4 nanowire photoanode for water oxidation and Rh-SrTiO 3 nanowire photocathode for water reduction produces hydrogen gas without an electron mediator. When immersed in water with visible light irradiation (? ? In the present study, we developed a new architecture for direct solar water-splitting.

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Water Solar Design Singapore 270

Green Car Congress

MARCH 14, 2017

A team of scientists at the University of Cambridge has reported the light-driven photoreforming of cellulose, hemicellulose and lignin to H 2 using semiconducting cadmium sulfide quantum dots in alkaline aqueous solution. CdS is an inexpensive, visible-light-absorbing photocatalyst with a bulk electronic bandgap of around 2.4

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Light Solar Conversion Hydrogen 236

Green Car Congress

APRIL 11, 2017

Researchers in Japan and China developed an efficient method for CO 2 reduction over elemental boron catalysts in the presence of only water and light irradiation through a photothermocatalytic process. At this temperature it reacts with water, forming hydrogen and boron oxides in situ.

Conversion 150

Conversion CO2 Fuel Convert 150

Green Car Congress

FEBRUARY 19, 2014

Designing an artificial leaf that uses solar energy to convert water cheaply and efficiently into hydrogen and oxygen is one of the goals of BISfuel (Bio-inspired Solar fuel production)—the Energy Frontier Research Center, funded by the Department of Energy, in the Department of Chemistry and Biochemistry at Arizona State University.

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Water Solar Conversion Arizona 236

Green Car Congress

JUNE 10, 2019

Carbon dioxide gas and water vapor moved through the chamber, passing over the catalyst. The blue titania catalyst converts the energy in sunlight into charges that are transferred to the carbon and hydrogen molecules in carbon dioxide and water to convert them into methane and ethane gases. Grimes, Craig A.

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Conversion Fuel CO2 Carbon 191

Green Car Congress

DECEMBER 8, 2017

Researchers at Argonne National Laboratory, Tufts University and Oak Ridge National Laboratory have shown that mononuclear rhodium species, anchored on a zeolite or titanium dioxide support suspended in aqueous solution, can catalyze the direct conversion of methane to methanol and acetic acid using oxygen and carbon monoxide under mild conditions.

Conversion 170

Conversion F-150 Wisconsin Gas 170

Green Car Congress

OCTOBER 25, 2013

A transparent film of copper nanowires was transformed into an electrocatalyst for water oxidation by electrodeposition of Ni or Co onto the surface of the nanowires. Water oxidation (2H 2 O → O 2 + 4 e- + 4H + ) is a key step for converting solar energy into chemical fuels. times more light. Chen et al. Click to enlarge.

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Water Solar Fuel Light 225

Green Car Congress

SEPTEMBER 5, 2015

Researchers at Rice have demonstrated an efficient new way to use solar energy for water splitting. Structure and mechanism of operation of plasmonic photocathode for plasmon-mediated direct electron injection to drive solar-to-chemical energy conversion. (a) b) Energy schematic of the structure. —Robatjazi et al.

Water 150

Water Solar Conversion Light 150

Green Car Congress

SEPTEMBER 19, 2017

This new work, described in a study published in the journal Energy and Environmental Science , is the first to successfully demonstrate the approach of going from carbon dioxide directly to target products—ethanol and ethylene—at energy conversion efficiencies rivaling natural counterparts. Earlier post.). to 1-sun illumination.

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Solar Light Fuel CO2 170

Green Car Congress

MAY 17, 2022

An excellent carrier of hydrogen with high energy density, HCOOH can provide energy via combustion while releasing only water as a byproduct. Such a system consists of a light-absorbing substrate (i.e., FeOOH/Al 2 O 3 catalyst showed superior CO 2 to HCOOH conversion properties alongside excellent recyclability. 202204948.

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CO2 Light Carbon Convert 195

Green Car Congress

DECEMBER 25, 2021

Electron microscopy experiments at the Molecular Foundry confirmed that cuprous oxide quickly oxidizes or corrodes within minutes of exposure to light and water. The Advanced Light Source, Molecular Foundry, and NERSC are user facilities at Berkeley Lab. The Liquid Sunlight Alliance is a DOE Energy Innovation Hub. Zheng, F.,

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Hydrogen CO2 Li-ion Solar 305

Green Car Congress

NOVEMBER 9, 2012

Researchers at the University of Rochester (New York) have developed a robust and highly active system for solar hydrogen generation in water using semiconductor nanocrystals (NCs) and a nickel catalyst. led to more complicated architectures that separate the sites of light absorption and proton reduction. reduces protons.

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Water Hydrogen Light Solar 225

Green Car Congress

JULY 23, 2010

Researchers at Carnegie Mellon University have developed a new catalyst—iron-centered tetraamido macrocyclic ligand (Fe-TAML)—that efficiently catalyzes water oxidation. Water oxidation is the second of two requisite half-reactions in the photolysis of water, the other being the reduction of protons to dihydrogen. Resources.

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Water Conversion Affordable 2010 199

Green Car Congress

SEPTEMBER 30, 2011

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. light-to-electricity efficiency, respectively, and when illuminated with 1 sun of AM 1.5

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MIT Water Solar Hydrogen 278

Green Car Congress

JANUARY 14, 2022

The findings could spur progress on developing a variety of materials and designs for electrochemical carbon dioxide conversion systems. There are several ways to do such conversions, including electrochemical, thermocatalytic, photothermal, or photochemical processes—each with their own problems or challenges. Lake, and Kripa K.

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MIT CO2 Carbon Conversion 284

Green Car Congress

JANUARY 23, 2018

They fabricated a highly efficient photocathode by spatially and functionally decoupling light absorption and catalytic activity. This involves generating sustainable fuels using only sunlight, CO 2 and water. This is necessary because catalysts usually reflect light. — Vijselaar et al. Although 10.8%

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Solar Fuel Production Hydrogen 294

Green Car Congress

APRIL 14, 2017

The advancement could significantly boost the production of hydrogen from sunlight by using the cell to split water at a higher efficiency and lower cost than current photoelectrochemical approaches. Light is absorbed at the photoanode within the QD layer producing free electrons and holes. Click to enlarge. Yong Yan, Ryan W.

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Solar Water Energy Fuel 150

Green Car Congress

MARCH 7, 2014

In a 2012 presentation, the inventors said that the direct conversion process delivers a liquid hydrocarbon fuel yield of ~54-55% at 310°C, with ~6-7% ethylene and ~39% water byproducts, making the technology more cost-effective than previous approaches. Catalytic conversion of to hydrocarbons (2012). —Chaitanya Narula.

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Conversion Fuel Gasoline Sustainable Transportation 220

Green Car Congress

APRIL 12, 2010

Angela Belcher, has engineered a common bacteriophage virus (M13) to function as a scaffold to mediate the co-assembly of zinc porphyrins (photosensitizer) and iridium oxide hydrosol clusters (catalyst) for visible light-driven water oxidation. The virus is a very efficient harvester of light, with these porphyrins attached.

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MIT Water Engine Hydrogen 207

Green Car Congress

MARCH 29, 2021

Power management company Eaton and Tenneco announced a joint development agreement between Eaton’s Vehicle Group and Tenneco’s Clean Air business group to produce an integrated exhaust thermal management system that will enable commercial truck and light vehicle manufacturers to meet upcoming emissions regulations.

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Eaton Exhaust Standards Emissions 186

Green Car Congress

MAY 19, 2013

The Algal Carbon Conversion (ACC) Pilot Project is a partnership among the National Research Council of Canada (NRC); Canadian Natural Resources Limited, one of the largest independent crude oil and natural gas producers in Canada; and Pond Biofuels. Photobioreactors & Light: Greater productivity and reduced costs for photobioreactors.

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Oil-Sands Canada Oil Conversion 199

Green Car Congress

MAY 12, 2010

Daniel Nocera and his associates have found another formulation, based on inexpensive and widely available materials, that can efficiently catalyze the splitting of water molecules using electricity. Nocera believes that as the team carries out further research even better compounds will come to light. Earlier post.). Earlier post.)

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Low Cost Water MIT Hydrogen 225

Green Car Congress

APRIL 10, 2015

Researchers at UC Berkeley have developed an artificial photosynthetic scheme for the direct solar-powered production of value-added chemicals from CO 2 and water using a two-step process involving a biocompatible light-capturing nanowire array with a direct interface with microbial systems. —Liu et al. coli strain.

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Solar Water Hybrid CO2 150

Green Car Congress

MAY 11, 2020

Generation 3 avoids the need for the Haber-Bosch process entirely by direct electrochemical conversion of N 2 to NH 3. Over the last decade, momentum has been building to transform the Haber- Bosch (H-B) ammonia industry toward renewable sources of hydrogen, for example, from water electrolysis or solar thermal cycles. 2020.04.004.

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Renewable Economy Hydrogen Water 419