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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. MORE: 2014 BMW i3: First Drive Of BMW''s Radical New Electric Car The German

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

Green Car Congress

Alternatively, syngas can be added to sugar fermentation to provide the necessary reducing power and carbon. … They can take carbon dioxide and hydrogen gas and turn them into chemicals such as acetone, butanol or ethanol.

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). Surfboard manufacturer Gary Young uses bamboo in his boards already, and he told the

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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). They have significant performance advantages over the carbon-absorbing materials used in current CCS technology.

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). Green cars Latest news Brunel Loughborough low carbon cars low carbon vehicles UK Engineering and Physical Sciences Research Council Warwick

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

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The carbon nanofiber electrodes are substantially more porous than other carbon electrodes, and can therefore more efficiently store the solid oxidized lithium (Li 2 O 2 ) that fills the pores as the battery discharges. 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.

Solar 13

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

Green Car Congress

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. Since exclusively carbon based materials are used for the electrode construction, the only active source of lithium in the full-cell is the lithium metal that is entrapped within the pores of the PGN cathode.

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. The LCFS intends to reduce, on a full-fuel lifecycle basis, the carbon intensity (CI) of transportation fuels (measured in gCO 2 e/MJ) used in California by an average of 10% by the year 2020. Federal District Judge Lawrence J.

Study provides new evidence for carbon nanotube-induced carcinogenesis

Green Car Congress

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. The authors say that the study, published in the ACS journal Nano Letters , provides new evidence for carbon nanotube-induced carcinogenesis. Nano Letters Article ASAP doi: /10.1021/nl201121.

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

Creative Greenius

Bill McKibben’s “Do The Math” article in 2012′s Rolling Stone magazine taught us that we cannot burn any more than 565 gigatons of carbon if we want to stay at 2° or lower.

2013 21

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. The actual carbon fibers themselves are fabricated at Moses Lake, after which they’re flown to Germany, where they’re processed into lightweight fabrics in Wackersdorf. 2009 BMW Concept ActiveE.

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

Creative Greenius

carbon producers climate change environment Environmental Politics fossil fuels Sustainability extreme weather floods global warming Hell and High Water Jackass Joe Romm record temperatures Ryan Dunn wildfiresYou Ain’t Seen Nothing Yet.

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. Everyone, without exception will pay a carbon tax in one form or another. We’re already ten years past the point for trading carbon credits.

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

Green Car Congress

Particles of nitrogen-containing porous carbon polymerize CO 2 from natural gas under pressure at a wellhead. When the pressure is released, the carbon dioxide spontaneously depolymerizes and frees the sorbent material to collect more. Carbon Capture and Storage (CCS) Natural Gas

New high-power, fast-charging, safe and long-life Li-ion battery

Green Car Congress

O 4 -based cathode (LNMO) with a finely tuned stoichiometry and a surface layer obtained through a single-stage, simple, cheap and easy-scalable mechanochemical milling route followed by high temperature annealing in air; and a composite liquid electrolyte formed by a mixture of LiPF 6 , ethylene carbonate, dimethyl carbonate and Py 1,4 PF 6 ionic liquid.

2017 26

Researchers say policies to curb short-lived climate pollutants could yield major health benefits; methane and black carbon

Green Car Congress

A commitment to reducing global emissions of short-lived climate pollutants (SLCPs) such as methane and black carbon could slow global warming while boosting public health and agricultural yields, aligning the Paris Climate Agreement with global sustainable development goals, according to new analysis by an international research panel published in the journal Science. Methane and black carbon (soot) are the second- and third-most powerful climate-warming agents after carbon dioxide.

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. That’s What Happens When YOU’RE the Jackass driving 140 Miles An Hour Totally Toasted.

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

Green Car Congress

A team at Stanford University is proposing using solid oxide fuel cells as the basis for a method for electricity production from oil shale with in situ carbon capture (EPICC) as a means to provide transportation services from oil shale with greatly reduced CO 2 emissions.

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

Green Car Congress

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

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

Green Car Congress

A team at Sun Yat-sen University in China has developed new high-performance, stable cathode for Li-S batteries consisting of a 3D activated carbon fiber matrix (ACFC) and sulfur. A commercial foldable activated carbon fiber cloth (ACFC) was used as cathode matrix.

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

Green Car Congress

MJ/km) and complementary regulation of fuel carbon intensity (e.g., In this article, we elucidate that most GHG emissions of ICE vehicles and fuels occur at tank-to-wheel (downstream), but emissions of alternative fuels tend to occur at well-to-tank (upstream).

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

Green Car Congress

A team at Purdue University has used pollens as the basis for carbon architectures for anodes in energy storage devices. Hard carbon materials of various morphologies are commonly prepared by direct pyrolysis or hydrothermal decomposition of biomass.

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

Green Car Congress

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. conditions dependent only on CO 2 assimilation by photosynthesis—demonstrating that the gene played a role in photosynthetic carbon metabolism.

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

Green Car Congress

In an open-access paper published in Nature Communications , the researchers reported that the single Pt atom catalysts exhibit significantly enhanced catalytic activity (up to 37 times) and high stability in comparison to the state-of-the-art commercial platinum/carbon (Pt/C) catalysts.

2016 46

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

Green Car Congress

Researchers affiliated with Ulsan National Institute of Science and Technology (UNIST), South Korea, and Stanford University have demonstrated the feasibility of a next-generation hybrid anode for high-capacity Li-on batteries using silicon-nanolayer-embedded graphite/carbon.

Activated Carbon with High Gravimetric Hydrogen Storage

Green Car Congress

Researchers at the Chinese Academy of Sciences have developed a type of activated carbon with a high surface area of up to 3,190 m 2 g -1 and a gravimetric hydrogen uptake capacity of 7.08 wt % at 77 K and 20 Bar—one of the largest for porous carbon materials.

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

Green Car Congress

Researchers from Hanyang University in Korea and the University of Maryland have developed a sulfur-carbon nanotube (S/SWNT) composite coated with polyaniline (PANI) polymer as polysulfide block to achieve high sulfur utilization, high Coulombic efficiency, and long cycle life in Li-Sulfur batteries.

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

Green Car Congress

Drexel researchers, along with colleagues at Aix-Marseille University in France, have synthesized two-dimensional carbon/sulfur (C/S) nanolaminate materials. The paper was selected as a VIP article and will be featured on the journal cover. acetylene carbon black and 10 wt.%

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

Green Car Congress

binderless) carbon-coated Si nanofiber (C-SiNF) electrodes produce a capacity of 802 mAh g ?1 Free-standing materials grown using chemical vapor deposition, such as carbon nanotubes or silicon nanowires, can only be produced in very small quantities (micrograms).

GWU team demonstrates one-pot process for optimized synthesis of controlled CNTs from CO2; coupling cement and C2CNT

Green Car Congress

Researchers at George Washington University led by Dr. Stuart Licht ( earlier post ) have developed a new process that transforms CO 2 into a controlled selection of nanotubes (CNTs) via molten electrolysis; they call the process C2CNT (CO2 into carbon nanotubes).

Tesla And Other Tech Giants Scramble For Lithium As Prices Double

Green Car Congress

And the Argentina lithium rush is already in full swing , with miners eyeing resources of up to 128 million tons of lithium carbonate. Link to original article: [link]. by James Stafford of Oilprice.com.

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

Green Car Congress

The highest energy density for Li-CNT-F batteries, 4,113 Wh kg carbon ?1 Researchers at the University of Alberta are developing , and, via their spin-out AdvEn Solutions working to commercialize, a new high power- and -energy density battery system: lithium-carbon-fluorine (Li-C-F).

China team develops efficient multifunctional catalyst for conversion of CO2 to gasoline-range hydrocarbons

Green Car Congress

Jian Wei, Qingjie Ge, Ruwei Yao, Zhiyong Wen, Chuanyan Fang, Lisheng Guo, Hengyong Xu & Jian Sun (2017) “Directly converting CO 2 into a gasoline fuel” Nature Communications 8, Article number: 15174 doi: 10.1038/ncomms15174. Carbon Capture and Conversion (CCC) Catalysts Fuels

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

Green Car Congress

Researchers at Justus Liebig University, Giessen, Germany, have improved the performance of sodium-ion batteries ( earlier post ) by using tailor-made carbon materials with hierarchical porosity for the anode instead of common carbon-based anode materials.

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

Green Car Congress

With support from the National Science Foundation (NSF), a team of Stanford University engineers has for the first time built a tiny computer with 178 transistors made from carbon nanotubes, a semiconductor material that may replace silicon in computer chips.

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

Green Car Congress

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. Over the last 20 years, electrocatalytic carbon dioxide reduction has attracted attention because of the ability to use electricity from renewable energy sources such as wind, solar and wave.

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

Green Car Congress

Hydrogen is the ultimate carbon-free energy carrier—it possesses the highest energy density among chemical fuels and water is the sole combustion product.

2016 49

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

Green Car Congress

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. In the Nature Communications study, the team synthesized Ni nanoparticles supported on N-doped carbon nanotubes (Ni/N-CNT) using a wet chemical method.

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. However, carbon remains the predominant commercial anode material solution at this point. The core material is mesophase pitch carbon, which is highly crystalline.