Green Car Congress

FEBRUARY 10, 2014

Researchers at University of Limerick and University College Cork (Ireland) have developed high-performance and high-capacity lithium-ion battery anodes from high-density tin-seeded germanium nanowire arrays grown directly from the current collector. The illustration shows the formation of the porous network over time.

Li-ion 225

Li-ion Lithium Ion Batteries Battery 225

Green Car Congress

FEBRUARY 10, 2015

Lawrence Berkeley National Laboratory (Berkeley Lab) battery scientist Nitash Balsara and co-inventor Joseph DeSimone of the University of North Carolina at Chapel Hill, have launched Blue Current , a startup company backed by investment firm Faster LLC, to commercialize their non-flammable electrolytes for Li-ion batteries.

Li-ion 150

Li-ion Commercial Lithium Ion Batteries 150

Green Car Congress

JULY 27, 2014

Researchers at the University of Tokyo, led by Dr. Noritaka Mizuno (“oxygen rocking”, earlier post ), in collaboration with Nippon Shokubai Co., are proposing a new sealed rechargeable battery system operating on a redox reaction between an oxide (O 2- ) and a peroxide (O 2 2- ) in the cathode. and Li 2 O 2 (or O 2 2? ).

Li-ion 225

Li-ion Recharge Batteries Battery 225

Green Car Congress

AUGUST 18, 2014

Ragone plot, comparing Li-CNT-F batteries with other batteries in terms of weight of cathode materials. The highest energy density for Li-CNT-F batteries, 4,113 Wh kg carbon ?1 Reaching beyond the horizon of LIBs [lithium-ion batteries] requires the exploration of new electrochemistry and/or new materials. Click to enlarge.

Li-ion 225

Li-ion Carbon Lithium Ion Energy 225

Green Car Congress

AUGUST 25, 2017

Researchers have achieved a significant boost in the storage capacity of magnesium-ion batteries through a new design for the cathode and a new understanding of the electrolyte. Magnesium ion is known to be hard to insert into a host. More than that, magnesium ions produced in that way move extremely slowly in the host.

Li-ion 210

Li-ion Design Batteries Battery 210

Green Car Congress

JANUARY 9, 2014

(In the disordered material, the blue lines show the pathways that allow lithium ions to traverse the material.) In a rechargeable lithium-based battery, lithium ions move out of the battery’s cathode during the charging process, and return to the cathode as power is drained. The performance of Li 1.211 Mo 0.467 Cr 0.3

MIT 236

MIT Li-ion Lithium Ion Batteries 236

Green Car Congress

DECEMBER 20, 2014

Researchers at the University of Maryland have improved the cycle life of silicon/carbon matrix-composite electrodes by 300%, even at mass loadings, solely by the chemical tailoring of the interface between the silicon and the carbon with atomic oxygen. 10 times that of graphite anodes used in lithium ion batteries. Click to enlarge.

Maryland 255

Maryland Li-ion F-150 Batteries 255

Green Car Congress

JULY 28, 2014

Yi Cui and colleagues at Stanford University—including Dr. Steven Chu, Nobel Laureate and the former Secretary of Energy, now a professor in the Physics department at Stanford— report progress toward a stable lithium metal anode for use in high-energy-density batteries such as Li-sulfur or Li-air systems.

Li-ion 244

Li-ion Batteries Battery Energy 244

Green Car Congress

SEPTEMBER 9, 2014

Using a neutron beam, chemists and engineers at The Ohio State University have been able to track the flow of lithium atoms into and out of an anode in real time as a Li-ion battery charged and discharged. They may also be less prone to overheating. By using in?situ —Liu et al.

Ohio 218

Ohio Li-ion Lithium Ion Batteries 218

Green Car Congress

MAY 18, 2014

The new company unveiled the Rapitán and Rapitán Sport prototypes—close approximations to the Bultaco motorcycles that will be brought to market later in 2014. The energy accumulation system combines a lithium-ion battery and ultra-capacitors. The genesis of the new Bultaco was a project by LGN TECH Design S.L.,

Market 290

Market Motorcycles Li-ion Spain 290

Green Car Congress

OCTOBER 3, 2014

Researchers at The Ohio State University have developed a novel strategy to improve the efficiency and performance of non-aqueous lithium-oxygen (Li-air) batteries. O 2 systems require an open system to obtain oxygen from the air; Li metal must also be used as the metal electrode to provide the lithium source. Earlier post.).

Solar 262

Solar Li-ion Batteries Battery 262

Green Car Congress

MAY 5, 2014

Schematic cell configurations for the four types of Li?air Li-air batteries are of great interest (as evidenced by more than 300 research papers on the topic in the past 3 years). A fully developed Li?air However, the reviewers noted, Development of a practical Li?air There are four types of Li?O air batteries.

Li-ion 303

Li-ion Batteries Battery China 303

Green Car Congress

DECEMBER 16, 2014

Compared with an unwrapped S/C ZIF8-D sample, Li-S batteries with the GS-S/C ZIF8-D composite cathode showed enhanced capacity, improved electrochemical stability up to 120 cycles, and relatively high Coulombic efficiency. 1 (by cell weight), compared to current Li-ion batteries at 130–220 Wh kg ?1. Chen et al. 1 and 500 Wh l ?1

Carbon 218

Carbon Li-ion Lithium Sulfur Batteries 218

Green Car Congress

DECEMBER 29, 2013

Researchers at Tsinghua University have developed a high-power-density zinc-air fuel cell (ZAFC) stack using an inexpensive manganese dioxide (MnO 2 ) catalyst with potassium hydroxide (KOH) electrolyte. As reported in a paper in the Journal of Power Sources , they achieved peak power in a ZAFC stack as high as 435 mW cm -2. 2013.10.073.

Zinc Air 231

Zinc Air Fuel Power Powered 231

Green Car Congress

AUGUST 5, 2014

A team at Stanford University led by Prof. Yi Cui recently reported in a paper in the journal ACS Nano the development of a three-dimensional (3D) electrode structure for Li-sulfur batteries that simultaneously achieves both sulfur physical encapsulation and polysulfides binding. Credit: ACS, Liang et al. Click to enlarge.

Li-ion 218

Li-ion Batteries Battery Lithium Ion 218

Green Car Congress

AUGUST 19, 2014

Results of a lifecycle analysis by a team at the University of Michigan suggest that multiple types of natural gas-powered vehicles—i.e., The BEV Li-ion battery pack uses a LiNi ⅓ Co ⅓ Mn ⅓ O 2 (NCM) chemistry for its cathode active material. —Dai and Lastoskie. Qiang Dai and Christian M.

Gas 218

Gas Li-ion Gas-Electric Conversion 218

Green Car Congress

JUNE 11, 2014

Hyundai’s position on fuel cell vehicles is that they alleviate the limitations of traditional battery-electric vehicles with respect to range and refueling (recharging) time. The Tucson Fuel Cell began mass production for the US market in April 2014 at the Ulsan, Korea assembly plant that also manufactures the Tucson gasoline-powered CUV.

Tucson 351

Tucson Hyundai Fuel Hydrogen 351

Green Car Congress

DECEMBER 29, 2014

Researchers from Nanyang Technical University (NTU) in Singapore have shown high-capacity, high-rate, and durable lithium- and sodium-ion battery (LIB and NIB) performance using single-crystalline long-range-ordered bilayered VO 2 nanoarray electrodes. VO 2 nanobelts are beneficial to fast ion diffusion. Credit: ACS, Chao et al.

Li-ion 186

Li-ion Ni-Li Sodium Batteries 186

Green Car Congress

NOVEMBER 7, 2014

In his remarks made at Stanford University during the award of the third Science Award for Electrochemistry to Dr. Vanessa Wood ( earlier post ), Prof. Current Li-ion batteries, with about 260 Wh/l are enabling a range of some 190 km (118 miles), he said. Both compounds feature extremely high Li-ion diffusivities.

Li-ion 303

Li-ion Range Lithium Ion Batteries 303

Green Car Congress

APRIL 12, 2015

Researchers at the Skoltech Center for Electrochemical Energy Storage (CEES), a partnership between the MIT Materials Processing Center and Lomonosov Moscow State University, are focusing on the development of higher capacity batteries. Advanced Li-ion and multivalent ion batteries. Rechargeable metal-air batteries.

MIT 150

MIT Li-ion Batteries Battery 150

Green Car Congress

NOVEMBER 12, 2014

Researchers from the UK and France are proposing a unified mechanism for the reduction of O 2 at the cathode of a Li-air (Li-O 2 ) battery. Peter Bruce at the University of Oxford; Dr. Jean-Marie Tarascon, Collège de France; and Dr. Kishan Dholakia at the University of St. The process is reversed on charging.

Li-ion 231

Li-ion Future Batteries Battery 231

Green Car Congress

OCTOBER 10, 2013

The BMW i3 ( earlier post , earlier post ) will go on sale in the US market in the second quarter of 2014. The BMW i3 will be able to travel 80 to 100 miles on a single charge of its 22 kWh Li-ion battery pack. The i3 is able to recharge in only 3 hours with the use of a 220V Level 2, 32-amp J1772 charger.

BMW 277

BMW 2014 Range Sale 277

Green Car Congress

JUNE 23, 2015

Researchers at Stanford University have developed a new low-voltage, single-catalyst water splitter that continuously generates hydrogen and oxygen. In 2014, Stanford chemist Hongjie Dai developed a water splitter made of inexpensive nickel and iron that runs on an ordinary 1.5-volt volt battery. Earlier post.)In

Water 150

Water Hydrogen Production Li-ion 150