Green Car Congress

NOVEMBER 17, 2017

Researchers at the University of California Santa Barbara have developed catalytic molten metals to pyrolize methane to release hydrogen and to form solid carbon. Bi 0.73 ) achieved 95% methane conversion at 1065°C in a 1.1-meter meter bubble column and produced pure hydrogen without CO 2 or other by-products.

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Conversion Hydrogen CO2 Carbon 199

Green Car Congress

SEPTEMBER 12, 2020

Italy-based Snam, a leading energy infrastructure operator, and Saipem, an Italian multinational oilfield services company, have signed a Memorandum of Understanding to start working together to define and to develop initiatives for green hydrogen production and transport, and for carbon dioxide capture, transport and reuse or storage (CCS and CCU).

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Hydrogen Green CO2 Oil 323

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. There are many ways to use CO.

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Conversion CO2 Convert Water 199

Green Car Congress

JULY 3, 2016

A study by a team at University of Illinois at Urbana−Champaign has found that, with currently achievable performance levels, synthetic fuels produced via the electrochemical reduction of CO 2 and the Fischer-Tropsch (FT) process system are not economically and environmentally competitive with using petroleum-based fuel. 6b00665.

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Conversion Fuel CO2 Carbon 240

Green Car Congress

JULY 26, 2022

Efficiency improvements and carbon emissions reduction in energy conversion and storage technologies. Computational modeling of cost-effective carbon capture technologies on industrial gas turbines to reduce CO2 emission. Materials Reliability Quantification for Efficient Hydrogen-Fueled Gas Turbines for the Energy Transition.

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Energy CO2 Hydrogen Carbon 321

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.

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MIT CO2 Carbon Conversion 284

Green Car Congress

SEPTEMBER 12, 2021

Researchers from Newcastle University in the UK have engineered Escherichia coli bacteria to capture carbon dioxide using hydrogen gas to convert it into formic acid. In this study, an E. coli, hydrogenating carbon dioxide into an organic acid,” said Dr. Sargent. “We We wanted to try this in the lab.”.

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Renewable Engine CO2 Fuel 334

Green Car Congress

JULY 30, 2014

The new catalyst produces syngas, a mixture of carbon monoxide plus hydrogen. The high density of loosely bound, energetic d-electrons in molybdenum disulfide facilitates charge transfer, driving the reduction of the carbon dioxide, said Salehi-Khojin, principal investigator on the study.

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Conversion CO2 Illinois Carbon 239

Green Car Congress

SEPTEMBER 9, 2013

Converting CO 2 to usable fuels was the topic of a symposium— CO 2 Conversion: Thermo-, Photo- and Electro-Catalytic —on Sunday at the 246 th National Meeting & Exposition of the American Chemical Society in Indianapolis, Indiana. This suggests that the active site for activation of CO2 is the lanthanum phase of LZ.

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Conversion CO2 Fuel Carbon 220

Green Car Congress

APRIL 11, 2017

The “self-heating” boron catalyst makes particularly efficient use of sunlight to reduce CO 2 , serving as a light harvester, photothermal converter, hydrogen generator, and catalyst in one. At this temperature it reacts with water, forming hydrogen and boron oxides in situ. The boron oxides act as “traps” for CO 2 molecules.

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Conversion CO2 Fuel Convert 150

Green Car Congress

AUGUST 24, 2020

The device is based on an advanced ‘photosheet’ technology and converts sunlight, carbon dioxide and water into oxygen and formic acid—a storable fuel that can be either be used directly or be converted into hydrogen. The researchers are experimenting with a range of different catalysts to improve both stability and efficiency.

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Water CO2 Solar Convert 418

Green Car Congress

JUNE 17, 2019

One promising approach that many teams are focusing on is a reaction called the hydrosilylationof CO 2 ; catalytic hydrosilation is used to prepare organosilicon compounds and involves the addition of silicon–hydrogen bonds across unsaturated bonds. It was this hint that provided the basis for the current study. —Ken Motokura.

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CO2 Japan Convert Conversion 236

Green Car Congress

JUNE 10, 2019

This photoconversion efficiency is an important milestone, the researchers report in their study published in the journal Energy and Environmental Science , as it means that large-scale use of this technology is becoming a more realistic prospect. The time-dependent photoconversion efficiency over 0.5 —Sorcar et al.

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Conversion Fuel CO2 Carbon 191

Green Car Congress

DECEMBER 26, 2019

In their study, the scientists used the example of a delivery truck. The researchers’ calculations show that a truck using 1 kg of conventional fuel could produce 3kg of liquid CO 2 , and that the conversion does not involve any energy penalty.

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Emissions CO2 Exhaust Carbon 332

Green Car Congress

APRIL 8, 2022

This includes funding projects such as pilot and demo plants, engineering studies, financing construction and operating SAF plants. United has pursued strategic investments in SAF producers and technologies including carbon capture, hydrogen-electric engines, electric regional aircraft, and urban air mobility.

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CO2 Houston Companies Climate Change 259

Green Car Congress

AUGUST 1, 2014

In the presence of hydrogen, the Ce 4+ and Cu 1+ are reduced to Ce 3+ and Cu 0 with a change in the structure of the catalyst surface. The activation of CO 2 and its hydrogenation to alcohols or other hydrocarbon compounds is an important approach to recycle the released CO 2. CH 3 OH conversion not seen over a Cu-Zn alloy.

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Conversion Venezuela CO2 Spain 236

Green Car Congress

OCTOBER 9, 2017

In a study published in chemistry journal Angewandte Chemie , they reported the total selectivity to oxygenates was approximately 50–60%, with acetic acid being the major component at 40.2% A particularly significant route currently being developed for CO 2 utilization is catalytic CO 2 hydrogenation.

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Conversion Fuel CO2 Gas 186

Green Car Congress

MAY 25, 2019

In the new BASF process, the syngas is generated by partial oxidation of natural gas, which does not cause any carbon dioxide emissions and has proven to be advantageous in a study jointly conducted with Linde Engineering. The subsequent process steps—methanol synthesis and distillation—can be carried out nearly unchanged.

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CO2 Production Carbon Waste 259

Green Car Congress

MAY 25, 2014

A report prepared by ISIS (Institute of Studies for the Integration of Systems - Italy) together with Tecnalia (Spain) for the European Parliamentary Research Service (EPRS) discusses the technological, environmental and economic barriers for producing methanol from carbon dioxide, as well as the possible uses of methanol in car transport in Europe.

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Transportation CO2 Carbon Hydrogen 244

Green Car Congress

FEBRUARY 27, 2010

Left, global light-duty fleet in the electric-favoring case; right, the hydrogen-favoring case. In both electric- and hydrogen-favoring cases, availability of low-carbon electricity and hydrogen prolonged the use of petroleum-fueled ICE vehicles. Top, without CCS and CSP; bottom, with CCS and CSP. Credit: ACS, Wallington et al.

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Hydrogen Low CO2 Available Fleet 236

Green Car Congress

AUGUST 7, 2015

Researchers at Argonne National Laboratory have identified a new material to catalyze the conversion of CO 2 via hydrogenation to methanol (CH 3 OH): size-selected Cu 4 clusters—clusters of four copper atoms each, called tetramers—supported on Al 2 O 3 thin films. Image courtesy Larry Curtiss; click to view larger.)

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Conversion CO2 Carbon Hydrogen 150

Green Car Congress

AUGUST 8, 2017

The mobile chemical pilot plant produces gasoline, diesel, and kerosene from regenerative hydrogen and carbon dioxide. An electrolysis unit developed by Lappeenranta University of Technology (LUT) uses solar power to produce the required hydrogen. The SOLETAIR project started in 2016.

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Solar Finland Fuel CO2 386

Green Car Congress

JUNE 14, 2011

Reversible hydrogen storage cycle based on the redox system bicarbonate/formate. Researchers at the Leibnitz Institute for Catalysis (Rostock, Germany) have introduced a new approach to hydrogen storage that is based on simple salts of formic acid and carbonic acid. Source: Boddien et al. Click to enlarge. wt % (FA) and 2.35

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Hydrogen CO2 Sodium Store 210

Green Car Congress

JUNE 6, 2014

In their study, the researchers evaluated five hypothetical production routes using different sources of CO 2 and energy. Although the importance of a life cycle approach for these questions has been acknowledged, the authors are not aware of any existing LCA studies on CO 2 utilization. —van der Giesen et al. Click to enlarge.

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Fuel Energy Solar CO2 236

Green Car Congress

NOVEMBER 6, 2011

The experimental results show that CO 2 reforming of DME is feasible, and that onboard CO 2 reforming of dimethyl ether can be a novel route for hydrogen and CO production. The conversion of DME is 100% and the conversion of CO 2 is about 70%, while the selectivities of CO and H 2 exceed 60% and 70%, respectively, at 650 °C.

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Hydrogen CO2 Production Singapore 199

Green Car Congress

JANUARY 4, 2021

The researchers found that the use of ionic liquid 1-ethyl-2-methylimidazolium tetrafluoroborate as an electrolyte in organic solvent suppressed the competing hydrogen evolution reaction. The experimental studies discussed in this contribution evaluate the Mo 2 C and Ti 3 C 2 MXenes for the CO 2 RR. —Attanayake et al.

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CO2 Carbon Water Fuel 186

Green Car Congress

AUGUST 13, 2014

A catalyst made from a foamy form of copper has different electrochemical properties from catalysts made with smooth copper in reactions involving carbon dioxide, according to a new study by a team from Brown University. The foams are made by depositing copper on a surface in the presence of hydrogen and a strong electric current.

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CO2 Production Conversion Hydrogen 291

Green Car Congress

OCTOBER 7, 2016

Researchers at The University of Texas at Arlington have been the first to demonstrate that polyaniline (PANI), a member of the organic conducting polymer family, is a promising photocathode material for the conversion of carbon dioxide into alcohol fuels without the need for a co-catalyst.

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Arlington Polymer CO2 Solar 199

Green Car Congress

SEPTEMBER 19, 2017

Many systems have successfully reduced carbon dioxide to chemical and fuel precursors, such as carbon monoxide or a mix of carbon monoxide and hydrogen known as syngas. Solar to chemical energy conversion could provide an alternative to mankind's unsustainable use of fossil fuels. —study principal investigator Joel Ager.

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Solar Light Fuel CO2 170

Green Car Congress

APRIL 11, 2014

volts versus the reversible hydrogen electrode) in CO-saturated alkaline water. —Matthew Kanan, an assistant professor of chemistry at Stanford and coauthor of the Nature study. For the Nature study, Kanan and Li built an electrochemical cell: two electrodes placed in water saturated with carbon monoxide gas.

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Fuel CO2 Carbon Conversion 300

Green Car Congress

MAY 10, 2017

The hydrogenation of carbon dioxide is a key step in the production of methanol; catalysts made from copper (Cu) and zinc oxide (ZnO) on alumina supports are often used. This work clearly demonstrates the synergy from combining theoretical and experimental efforts for studying catalytic systems of industrial importance. Chen, José A.

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Convert CO2 Venezuela Hydrogen 170

Green Car Congress

MAY 26, 2016

By utilizing a redox material such as ceria (CeO 2 ) as a reactive medium, STCs can produce hydrogen and carbon monoxide—i.e., This new concept, if high selectivity for hydrocarbons is achieved, inherently bypasses a second stage conversion, such as methanation or Fischer-Tropsch processes. syngas—from water and CO 2.

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Water Solar Fuel Production 170

Green Car Congress

SEPTEMBER 5, 2009

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.

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Solar Conversion CO2 2009 258

Green Car Congress

JULY 31, 2017

We show a near 100 percent selectivity of CO production, with no detection of competing gas products like hydrogen or methane. —Haimei Zheng, staff scientist in Berkeley Lab’s Materials Sciences Division and co-corresponding author of the study. That’s a big deal. —Haimei Zheng. Click to enlarge.

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Convert Fuel Clean Cleaning 150

Green Car Congress

JUNE 15, 2010

The recent development of frustrated Lewis acid-base pair (FLP) chemistry has led to alternative strategies for the reduction of CO 2 to the methoxide level given either H 2 or H 3 NBH 3 9 as a hydrogen source. Further studies to elucidate the mechanistic details and improve the catalytic efficiencies are in progress.

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Conversion CO2 Ohio Carbon 199

Green Car Congress

NOVEMBER 28, 2017

Other compounds, known as mixed ionic electronic conductors, are also under consideration in their lab for use in multiple applications including oxygen and hydrogen production. In place of a vacuum, the researchers use a stream of fuel such as hydrogen or methane. FeO 3-δ membranes: a kinetics study. and Ghoniem, A.

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MIT Convert CO2 Carbon 186

Green Car Congress

NOVEMBER 19, 2015

Researchers of the Institute for Advanced Sustainability Studies ( IASS ) in Potsdam and the Karlsruhe Institute of Technology (KIT) have achieved the proof-of-principle for a innovative technique to extract hydrogen (H 2 ) from methane (CH 4 ) without the formation of CO 2 as a byproduct. The final design is a 1.2-meter-high

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Cleaner Production Kits CO2 150