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Carbon Fiber In Cars: More Energy To Make, Lower Lifetime Emissions

Green Car Reports

While its light weight helps raise fuel economy in vehicles, carbon fiber has its critics. Recently, BMW defended the carbon footprint of carbon fiber in a recent WardsAuto article. An often-long supply chain has led some to question the material''s environmental benefit.

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Researchers show mixotrophic fermentation process improves carbon conversion, boosting yields and reducing CO2

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Alternatively, syngas can be added to sugar fermentation to provide the necessary reducing power and carbon. … —Jones et al. The s.d.

2016 33

Could Renewable Bamboo Be As Strong As Carbon Fiber For Lightweight Cars?

Green Car Reports

Carbon fiber now appears poised to enter the mainstream of automotive materials, but a less high-tech material could be waiting in the wings as well. Bamboo could be the next carbon fiber, according to a new article on BBC Autos (only visible in U.S., apparently).

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Polymer microcapsules with liquid carbonate cores and silicone shells offer a new approach to carbon capture

Green Car Congress

The approach, described in a paper in the journal Nature Communications , could be an important advance in carbon capture and sequestration (CCS).

More details on low carbon vehicle funding

Green Cars News

Yesterday we told you how three projects aimed at addressing fundamental research questions in the development of low carbon vehicles have received a huge financial boost from the UK Engineering and Physical Sciences Research Council (EPSRC) (see article).

MIT team synthesizes all carbon nanofiber electrodes for high-energy rechargeable Li-air batteries

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In that work, the carbon structures were more complex but only had about 70% void space. Advance Article doi: 10.1039/C1EE01496J.

For The Truly Green Driver: Buy Carbon Offsets At The Gas Pump

Green Car Reports

Even if you're using solar-generated electricity to power your computer to read this article, your computer will still have used energy to produce, and to ship to you, and those solar cells had to be made too. Virtually everything we do has an unavoidable impact on the planet in some way, if you trace the line far enough. Like we said, it's

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RPI researchers develop safe, long-cycling Li-metal rechargeable battery electrode; demonstrate Li-carbon battery

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The RPI team also demonstrated the use of the PGN material as a high-capacity anode, and demonstrated a full-cell configuration with a PGN anode and a lithium-metal/PGN cathode, thus creating a Li-carbon rechargeable battery. Capacity and coulombic efficiency versus cycle index of Li-PGN cathodes at a rate of ~1C. Co 0.10 Mn 0.15 Background.

Federal Judge rules California Low Carbon Fuel Standard violates Commerce Clause of US Constitution

Green Car Congress

O’Neill, Eastern District of California, ruled on Thursday that the State of California’s Low Carbon Fuel Standard (LCFS) program is in violation of the Commerce Clause of the US Constitution and issued an injunction prohibiting its enforcement. Federal District Judge Lawrence J. Earlier post.) Earlier post.). Supremacy and Commerce clauses.

Study provides new evidence for carbon nanotube-induced carcinogenesis

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A new study by researchers at the National Institute for Occupational Safety and Health (NIOSH) and West Virginia University found that chronic exposure to single-walled carbon nanotubes causes malignant transformation of human lung epithelial cells. Nano Letters Article ASAP doi: /10.1021/nl201121. —Wang et al. Resources. Brie

I’ve Done The Math – Now I’m Doing Something About It

Creative Greenius

But our friends in the oil, coal and gas industry have 5,795 gigatons of carbon on the books. 15 years. I’ve done that math too.

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Enter BMW — with Carbon Fiber

Revenge of the Electric Car

BMW MegaCity Urban Electric Car To Be Built of Carbon Fiber. First, the raw feedstock to make carbon fibers–just call it a “polacrylonitrile-based precursor&# –is made in Japan by a joint venture between SGL and Mitsubishi Rayon and flown to the U.S. BMW MegaCity Urban Electric Car To Be Built of Carbon Fiber.

Dude! What Part of Fires, Flood, Drought & Record Temps Didn’t You Understand?

Creative Greenius

You Ain’t Seen Nothing Yet. That’s What Happens When YOU’RE the Jackass driving 140 Miles An Hour Totally Toasted. So be it.

Greenius To Corporate Carbon Producers: You’ll Pay & You’ll Like It

Creative Greenius

Last month your Creative Greenius weighed into the issue of carbon cap and trade on the TerraPass Footprint website. I offered my take on an article entitled: “ Hacks and Handout-Seekers Hate Obama’s Climate Plan “ If you’re not familiar with TerraPass Footprint this is a great opportunity to check them out.

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Porous material polymerizes carbon dioxide at natural gas wellheads; less costly and energy-intensive approach

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Particles of nitrogen-containing porous carbon polymerize CO 2 from natural gas under pressure at a wellhead. Courtesy of the Tour Group.

Dude! What Part of Fires, Flood, Drought & Record Temps Didn’t You Understand?

Creative Greenius

It’s only going to get wilder and wackier from here – or as a recent article on the subject put it: Epic floods, massive wildfires, drought and the deadliest tornado season in 60 years are ravaging the United States, with scientists warning that climate change will bring even more extreme weather. You Ain’t Seen Nothing Yet.

Stanford team proposes method for electricity production from oil shale with in situ carbon capture to provide transportation energy with reduced CO2 emissions

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These emissions consist almost entirely of carbon dioxide, with minor emissions of methane. Energy Fuels , Article ASAP doi: 10.1021/ef101714x.

Spatially explicit life cycle assessment of 5 sun-to-wheels pathways finds photovoltaic electricity and BEVs offer land-efficient and low-carbon transportation

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This article presents life cycle assessments of five different sun-to-wheels conversion pathways for every county in the contiguous U.S: MJ NCV.

New high-performance foldable cathode for Li-S batteries based on 3D activated carbon fiber matrix

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For the composite cathodes with 3D conductive framework, however, the continuous carbon fibers act as high-speed electron pathway. He et al.

Study concludes transport regulations should focus on energy-intensity-based fuel standards along with regulation of upstream carbon-intensity; decomposing transport GHG emissions into 3 factors

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MJ/km) and complementary regulation of fuel carbon intensity (e.g., Creutzig et al. Click to enlarge. Vehicle regulations (e.g., 2010). et al.

Purdue team uses pollen grains as basis for carbon architectures for Li-ion anodes

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A team at Purdue University has used pollens as the basis for carbon architectures for anodes in energy storage devices. —Tang and Pol.

Single Pt atom catalysts show enhanced catalytic activity for water-splitting; potential to drive down electrolysis cost

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Platinum-based catalysts are generally considered to be the most effective electrocatalysts for the HER. —Cheng et al. Cheng et al. —Dr.

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NREL team identifies major metabolic pathway in cyanobacteria for efficient conversion of CO2; better biofuels and bioproducts

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Scientists from the National Renewable Energy Laboratory (NREL) have discovered that a metabolic pathway previously only suggested to be functional in photosynthetic organisms is actually a major pathway and can enable efficient conversion of carbon dioxide to organic compounds. It was a big surprise. —Jianping Yu. —Jianping Yu.

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UNIST/Stanford team develops new Li-ion anode with silicon-nanolayer-embedded graphite/carbon; 1,043?Wh/l full LiCoO2 cell

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Nature Energy 1 Article number: 16113 doi: 10.1038/nenergy.2016.113. A paper describing the work is published in the journal Nature Energy.

Activated Carbon with High Gravimetric Hydrogen Storage

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wt % at 77 K and 20 Bar—one of the largest for porous carbon materials. Hydrogen uptake of different activated carbons. Credit: ACS.

PANI-coated sulfur-carbon nanotube composite shows long cycle life for high-capacity Li-S batteries

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The sulfur-carbon composite consists of a free-standing single-walled carbon nanotube (SWNT) film loaded with thermo-infused sulfur.

Researchers synthesize new 2D carbon-sulfur MAX-phase-derived material for Li-S battery electrode

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The paper was selected as a VIP article and will be featured on the journal cover. acetylene carbon black and 10 wt.% Earlier post.)

Carbon-coated nano-silicon paper electrodes outperform graphite anodes by more than 2 times

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binderless) carbon-coated Si nanofiber (C-SiNF) electrodes produce a capacity of 802 mAh g ?1 Favors et al. Click to enlarge. Favors et al.

Tesla And Other Tech Giants Scramble For Lithium As Prices Double

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And the Argentina lithium rush is already in full swing , with miners eyeing resources of up to 128 million tons of lithium carbonate.

2016 67

U. Alberta team developing new high power and energy lithium-carbon battery system using induced fluorination; dual storage mechanism

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The highest energy density for Li-CNT-F batteries, 4,113 Wh kg carbon ?1 1 and a specific energy of 4113 Wh kg carbon ?1 Cui et al.

Researchers improve the performance of sodium-ion batteries by using tailored carbon anodes with hierarchical porosity

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prepared a carbon material with interconnected pores in two size ranges. Advance Article doi: 10.1039/C1EE01744F. Wenzel et al. Brief

Stanford engineers build first computer based on carbon nanotube technology; “imperfections-immune design”

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The achievement is reported in an article on the cover of Nature written by Max Shulaker and other doctoral students in electrical engineering.

New highly selective and efficient catalyst for reduction of CO2 to CO

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Researchers at the University of Delaware have developed a highly selective nanoporous silver catalyst capable of electrochemically reducing carbon dioxide to carbon monoxide with 92% efficiency. The carbon monoxide then can be used to produce synthetic fuels and chemicals. Resources. Qi Lu, Jonathan Rosen, Yang Zhou, Gregory S.

Berkeley Lab team develops new high-performance solid-state H2 storage material: graphene oxide (GO)/Mg nanocrystal hybrid

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This material, protected from oxygen and moisture by the rGO layers, exhibits dense hydrogen storage (6.5 wt% —Cho et al. —Jeff Urban.

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New high-activity, low-cost nickel-based catalyst for fuel cells exhibits performance similar to Pt; hydroxide exchange membrane fuel cells

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Researchers at the University of Delaware, with a colleague at the Beijing University of Chemical Technology, have developed a composite catalyst—nickel nanoparticles supported on nitrogen-doped carbon nanotubes—that exhibits hydrogen oxidation activity in alkaline electrolyte similar to platinum-group metals. 1 M KOH. Resources.

Researchers boost performance of lithium-rich cathode material 30-40% by creating oxygen vacancies

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Left: The surface of a lithium-rich cathode particle is treated with carbon dioxide gas. —Qiu et al. Click to enlarge. C-rate, where 1.0

Improving the Charge-Discharge Capacity and Cycleability of Carbon Electrodes for Li-ion Batteries

Green Car Congress

GMP40 (60:40 weight ratio of mixed mesophase pitch carbon and phenolic resin) produced the best results. Credit: ACS, Lin et al. Lin et al.

Catalytic Hydrogenation of Carbon Dioxide to Formic Acid

Green Car Congress

Researchers at the University of Tokyo have developed a new catalyst for the catalytic hydrogenation of carbon dioxide to formic acid with the best reported performance to date. Formic acid is an important chemical product as well as a major player in synthetic chemistry as an acid, a reductant, and a carbon source. Tanaka et al.

Yes, It's Ethical To Drive A Stick Even If It Gets Lower MPG

Green Car Reports

We're all for saving fuel by buying fuel-efficient cars, driving economically, cutting out unnecessary trips, planning ahead, carpooling, and all the other sensible, practical steps anyone can take to cut gas costs, lower their personal carbon footprint, and otherwise economize. A Salon article Oh, for heaven's sakes.

Study Questions Lifecycle Emissions Benefits of Using CO2 for Enhanced Oil Recovery as a Method for Carbon Sequestration

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million the US Department of Energy recently awarded to carbon capture and storage research projects, $5.9 It is clear, that without displacement of a carbon intensive energy source, CO 2 -EOR systems will result in net carbon emissions. Article ASAP doi: 10.1021/es902006h. Credit: ACS, Jaramillo et al. Click to enlarge.