Battery Bulletin
@BatteryBulletin
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Exploring battery innovations: Tackling challenges, celebrating science & charging into a sustainable future. Join the journey! 🌍 🥼🔋💯
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What is cell formation? Why its optimization is important for Tesla? via
@YouTube
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Pepsi Confirms that They Have Gotten Over 500 Mile Runs Loads Up to the US Highway Max of 82,000 lbs
@Tesla
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1K
Sad news to report. Nobel laureate Professor John Goodenough, one of the founding scientists of lithium-ion batteries, has passed away at the age of 100. He was just one month away from his 101st birthday.
What a legacy he leaves behind! His work has had a profound impact on our
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CATL's Speedy-Charge LFP Battery: Could a Patent Puzzle Add Complexity to Graphite Solution?
CATL, the world's largest lithium-ion battery manufacturer, announced today a new LFP battery capable of being charged from 20% to 80% within just 10 minutes.
The Problem with Graphite
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French city that pioneered hydrogen buses will opt for battery-electric in future due to ongoing problems and high costs
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LMFP vs. LFP: The Shocking Truth About Battery Cycle Life 🔋📈!
Hey there, battery enthusiasts and curious minds! We all love our gadgets, but there's one burning question that's been on everyone's minds: What's the deal with LMFP and its cycle life? Is it like LFP? Well, buckle
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CATL and bus maker Yutong have teamed up to launch an LFP battery with an impressive lifespan of up to 15 years. What's really exciting is that this battery shows zero degradation for the first 1000 cycles. Remember how I mentioned a few weeks ago about the use of LFP
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CATL's SECRET to “Zero” Degradation Batteries: Unveiling the Potential of LFO Cathode Additives
CATL and Yutong's collaboration has yielded LFP batteries boasting a lifespan of up to 15 years, with "zero" degradation for the first 1000 cycles. Similarly, CATL's new 6.25 MWh ESS
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LFP cells are increasingly gaining traction in ESS applications, primarily due to their safer chemistry compared to other alternatives. In the market, we're witnessing a trend toward larger LFP cells, with capacities ranging from 200 to 320 Ah. Remarkably, cell manufacturers are
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CATL used Machine learning and AI long before any other OEM in the cell manufacturing process. This led to a cell failure rate of 1 ppb. In layman terms, when CATL produces 1 billion cells, only one defective cell will pass through the QA process.
@LimitingThe
@teardowntitan
Check out the highlights of our 2023 Annual Report! With remarkable achievements in operations & manufacturing, revenue & profitability, innovation & sustainability, etc.,
#CATL
remains committed to being a tech powerhouse for a greener future.💚
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"Panasonic Holdings unveiled an all-solid-state battery under development to the press for the first time . Charging time is 3 minutes from 10% to 80%. In addition, cycle life is long, somewhere between 10,000 and 100,000 cycles (at room temperature) (according to the company).
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CATL announces Shenxing Plus battery – 600 km in 10 minutes
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Very cool infograph from
@benchmarkmin
on how different sizes of battery pack/chemistry influence some of the mineral demand in cathodes
#battchat
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'A complete failure' | Japan's 'fantasy' hydrogen strategy does nothing for decarbonisation: study | Recharge
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Northvolt develops state-of-the-art sodium-ion battery validated at 160 Wh/kg
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Current Li-ion batteries are freaking amazing! Imagine, during charging 10000 Li ions moving in one direction and during discharging 9999 ions are returning. That's the efficiency if that battery is lasting for 2000 cycles.
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Jeff Dahn delivered another captivating plenary talk, as always! During charging, electrolytes are pushed outside towards the overhang separator region due to graphite or silicon anode expansion, while the reverse occurs during discharging. The orientation of cylindrical cells is
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BYD will reach 1.1 TWh lithium ion battery production by 2025. 90,000+ R & D personnel, 48000 patents, Currently BYD files 20 patents per day! 🤯
#IBS41
@CEnertech
@LimitingThe
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The first EV with a lithium-free sodium battery hits the road in January
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This is the reality for electric vehicles too. All the major car manufacturers have simply lied because they can't keep up with the demand. Instead of being honest and admitting this, they've falsely claimed that there's not enough demand for EVs, and they've postponed their
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Currently 100% battery grade spheronised graphite is processed in china. Each 1kg of graphite production releases 2.9 kg of CO2. By 2030 we need 4 million tonnes of graphite for batteries. That is going to emit 12 million tonnes of CO2. We need to greener graphite for batteries.
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BYD also mentioned that they have adopted CTB (cell to body) technology for the BYD Seal. The battery pack cover serves as the floor of the car, reducing weight and height. It was also noted that 72% is the highest volume utilization they can achieve, with no more room for
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Future CATL ESS guarantees no capacity or power loss for 5 years and energy density matched with EV grade cells 430 Wh/l (increase in 30 % from previous ESS gen cells). Amazing! 🔋💯
#CATL
launched Tianheng
#energystorage
system.
1. Claiming 5 year zero attenuation both capacity and power;
2. Using 430Wh/L ESS
#LFP
cell, 15000 cycles;
3. 6MWh, energy density ⬆️30%, floor print ⬇️20%.
#battchat
#batteries
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BYD 150 Ah Na-ion blade battery roadmap from
@ElectriosH
! The BOM of BYD's 150 Ah Na-ion blade battery is expected to be comparable to that of LFP batteries by 2024. This is a very ambitious goal, but it is possible given the rapid pace of technological development in China. If
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Great infograph on Lithium-ion battery supply chain all the way from raw materials/source to end product. Credits: IPCEI batteries
#battchat
@LimitingThe
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Toshiba Develops New Lithium-Ion Battery with Cobalt-Free 5V Class High-Potential Cathode
Cobalt-Free Cathode: The battery uses a cobalt-free cathode, addressing concerns about cobalt's cost, supply stability, and environmental impact.
Reduced Nickel Content: The cathode
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Fortescue electric excavator reaches million tonnes milestone, outperforms diesel via
@thedriven_io
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1.6 million mile cell is on the horizon!
@NovonixBattery
's anode and electrolyte formulation coupled with single crystal NMC622 shows promise for long-lasting EV batteries (3.5 years test data!).
#battchat
Image credits:
@rhomotion
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I'm officially entitled to use "Dr." now.🎓🕺🏻 Graduated in absentia! Thank you to my supervisors
@PatrickHowlett5
and
@professormaria
and examiners
@YingShirleyMen1
and A/Prof. Alexander Roberts. A special thanks to my awesome wife who is also a battery expert
@Kalani_Periyap
😊
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Nissan plans to employ a lithium metal anode in its high-performance EV, coupled with a sulfide-based all-solid-state battery boasting 1.5 to 2.0 times the energy density of conventional batteries. Pilot lines are set to ramp up next year, reaching a capacity of 200 MWh per year.
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LFP cell average falls below US$100/kWh as battery pack prices drop to record low in 2023
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The first phase of CATL's Guizhou production base has been put into operation with an annual capacity of 30 GWh, capable of producing a cell in 1 second and a pack in 2.5 minutes.
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Solid-state battery startup Talent New Energy unveils cell with ultra-high energy density. That's a whopping 720 Wh/kg. The highest that I've seen so far 🤔😮
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Cheap solid-state sodium battery to enter production with up to 300Wh/kg energy density
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I just posted "Deep dive into Tesla anode-free patent!" on Reddit
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This is what pretty much what's happening all over the world regarding net-zero plans. So many reports and peanuts investing in feasibility studies. That's it!
@big_lithium
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👀👀👀 According to current intel, China currently has a 3 million LFP tonne pipeline, which is expected to increase to 5 million by 2035. LFP probably might reach $50 - 60 / kWh by 2030.
Chinese LFP & NMC Li-ion cell pricing now _firmly_ below $100/kWh.
Largest month-on-month price decreases for:
* lithium carbonate
* lithium hydroxide
* LFP cathode
Get the full September Battery Component Price Report at
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Hans is delivering an IMPORTANT message. The majority of research, news articles quote only 5 % of used lithium ion batteries are recycled today and the rest is ending up in land waste. This is NOT TRUE! According to data in 2019, 59 % of used lithium ion batteries are recycled.
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"QuantumScape is a battery startup that is working on solid-state battery technology for electric vehicles. The company has been promising much greater range and 15-minute charge times, but it has faced challenges in commercializing its technology. In May 2023, QuantumScape
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You can now download the 2023 Battery Report from Volta Foundation which summarizes the most significant developments in the battery industry. This report seeks to provide a comprehensive and accessible overview of the latest battery research, policy and business landscape.
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@LimitingThe
videos are so good that Obrovac's group even linked his video regarding DPMG to their web page! That's awesome 🔥🔥🔥
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🔋 CATL Na-ion batteries
Unique advantages
Low-temperature performance
Fast charging
Environmental adaptability
Compatible and complementary with LIB
Cathode - Layered oxide 160 mAh/g
Anode - Hard carbon 350 mAh/g
(1/n)
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"Solid Power Inc, a solid-state battery manufacturer, announced on Wednesday that it will provide certain intellectual property rights related to its solid-state batteries to BMW. This will enable the production of battery cells at BMW’s facilities in
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Please post the link in the comments if anyone finds the website for this next level gigantic cylindrical sodium-ion cells designed for ESS applications: 160600 cell format of 1000Ah and 2001200 cell format of 3300Ah. 😮🔋
@LimitingThe
@FrankWunderli13
@KevinGShang
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It is with deep sadness that we acknowledge the passing of Professor Allen Bard at the age of 90. As Battery Scientists, many of us have revered him for his monumental contributions to electrochemistry, often regarding his book as the definitive guide in the field, akin to the
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Why are all eyes on LMFP - an LFP battery with Manganese booster?
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How many mines of each material do we need to meet the demand for lithium ion batteries by 2035?
@benchmarkmin
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This is a well written article. Have a look!
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State-of-the-art Na-ion cell energy density and cycle life compared against LFP Li-ion cells
#battchat
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DESTEN Launches Ultra-Fast Charging LFP Cell Capable of Charging in 6 Minutes
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Ampcera’s All-Solid-State Battery Technology Surpasses U.S. DOE’s Extreme Fast-Charging Goal of 80% Charge in 15 Minutes
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Laura McCalla, a former student of the Jeff Dahn group and now a senior principal scientist at Medtronic, provided valuable insights into the application of rechargeable batteries in medical devices. Two highlights emerged from her discourse, each shedding light on fascinating
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The world's first cordless screwdriver powered by sodium ion batteries will be on the shelves in some Leroy Merlin stores from October.
Congratulations
@TiamatEnergy
!
@LimitingThe
@YingShirleyMeng
#battchat
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QuantumScape's Shareholder Meeting Update: The QSE-5 Cell Format Takes Center Stage
# In their Q3 2023 shareholder letter, QuantumScape provided a comprehensive update on their battery technology advancements.
# The A0 prototype cells, cycled in Q4 2022, have achieved 1,500 to
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The problems in the Li-ion battery industry are sometimes much different than we encounter in academia. Let the slides speak for themselves from LG Energy solutions 1/2
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Ever wonder what goes into building some of the world’s most advanced battery technologies? In the first part of the Behind the Battery series, Electric Autonomy visits the Jeff Dahn Research Group to find out what makes the lab so appealing to Tesla
@LimitingThe
#battchat
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Australia could be part of Japan's plan to secure a "China-free" supply of electric-vehicle battery minerals and rare earths.
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Ola Electric's Ambitious Mission to Electrify India's 2-Wheelers, 3-Wheelers and Beyond
In a recent interview with
@OlaElectric
's CEO, Bhavish Aggarwal
@bhash
, the spotlight was on the company's groundbreaking efforts in the electric mobility sector. The discussion was
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3rd day Plenary talk from Prof. Clare Grey! As usual it was packed with information. I need time to digest!!! 😬
@GreyGroupCam
🔋🔋🔋
#IMLB2022
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3 Million miles 44 Ah NMC cells from
@Electrovaya
independent cell testing at DNV's BEST Test Center battery labs in Rochester NY, currently 9000 cycles and 87 % capacity retention which projects to 14000 cycles (3 million miles) for 80 % capacity retention.
#battchat
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Factorial Inc., an industry leader in the development of solid-state battery technology for EV applications, today announced the delivery of A-samples of its 100+Ah solid-state EV battery cells to global automotive OEM partners for testing. A crucial step towards serial
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Sodium-Ion Batteries Will Diversify the Energy Storage Industry, Reports IDTechEx
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Interesting! Prof. Jeff Dahn is now listed as Emertitus Prof. at Dalhousie University.
The word "emeritus" is a Latin word that means "retired with honor." In the context of academia, an emeritus professor is a professor who has retired from active teaching and research, but who
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Tesla going pouch in addition to cylindrical cells!!!
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"The salt required to process and produce that scale of sodium-ion production in 2050 would approach three million tonnes, which is roughly 1% of the current total production of processed salt in 2023."
@theprojectblue
#battchat
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Toyota joined forces with Japanese petroleum company Idemitsu to manufacture a mass-market solid-state battery for upcoming Toyota electric vehicles (EVs). The solid-state battery is set to debut in 2027 or 2028.
#battchat
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US moves to choke China’s role in electric vehicle supply chain.
Finally a proper answer for the previous loophole in IRA qualification.
"The US Treasury announced on Friday that from next month no US-manufactured EVs that include Chinese-made battery components will be
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CATL to Mass Produce EV Batteries That Can Run 400 Km on 10-Min Charge
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LG Chem's cathode material plants worldwide will transition exclusively to 100 % Renewable Electricity from 2025 onwards! That's awesome 🔋☀️💯
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@LimitingThe
"Electrolyte pumping is where the electrolyte gets squeezed in and out of the electrodes during cycling. The longer the cell, the stronger the effect could be. I'll have to look into this." This is true Jordan. The salt concentration of the electrolyte in the region of middle
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Tesla deployed 4.1GWh BESS in Q1, storage and generation is highest-margin business line
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All major battery manufacturers have shown interest and/or investment in producing LFP cells by 2025-2030 including hardcore NMC manufacturers such as LG Chem and Samsung SDI. LFP is
#goodenough
for average EV consumer. See what I did
#battchat
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General understanding with Li metal, thicker the Li metal, longer the cycle life, ONLY true if you have flooded electrolyte system. If lean electrolyte ( commercial requirement) thin Li metal works better.
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The secret life of battery electrolytes by
@patrik_Chalmers
. He did make sure not to fool us when presenting this work. Check the article in comments on that for information 😉
#IMLB2022
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Congratulations to Prof. Jeff Dahn on receiving the Olin Palladium Award, the highest award from Electrochemical Society.
“As this is the highest honour from the Electrochemical Society, I am humbled to be included among these famous scientists,” says Dr. Dahn, professor
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China All-Solid-State Battery Collaborative Innovation Platform, or CASIP, was formed last month.The goal is to develop next-gen EV batteries that will compete globally. The alliance includes top battery makers, including CATL, BYD’s subsidiary FinDreams, CALB, EVE Energy, and
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Solid-State EV Batteries Now Face “Production Hell”
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So glad that I stayed wake up at 2 am to listen to Jeff's talk. 800 pouch cells per month and the attention to minute details such as electrode expansion on a turn vs flat region in a pouch cell. Insane!!!
@StanfordEnergy
#battchat
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@catl_official
Na-ion battery 🔋 260 Ah, 160 Wh/kg, >2000 cycles. For BEV, ESS applications
#battchat
📷 Jerry Wan
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83. 7 % CTP Utilization, 800 V, 500km in 15 min LFP battery.
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Tesla Canada new research chairs, Dr. Yang will be focusing on electrode materials that has NO transition metals and Dr. Metzger on lithium metal batteries and desalination batteries. Interesting!
@elonmusk
@LimitingThe
#battchat
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This is from
@stevelevine
's powerhouse which is a MUST read for people who are interested in EVs and batteries. Such a fascinating story which could be a beautiful documentary or even a
@netflix
mini series!
#battchat
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US researchers increase energy density of sodium-ion batteries
"In a modification of the familiar NMC cathodes for lithium-ion batteries, the Argonne laboratory’s development is a sodium-nickel-manganese-iron oxide (NMF). Compared to other sodium-ion technologies, the cathode
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Formation and aging step is one of the most important steps that needs optimizing in Li-ion battery production. Have a look at
@SolidPowerInc
strategy on optimizing this step.
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Lotte develops technology to improve lithium-metal battery stability
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Steve He, Manager Cell Material Engineering at Tesla also gave a plenary talk at IBSE 2024. He mentioned they don't use PET tape but instead opt for PBT tape in certain cases. PET or PBT tape is used to stick together the wounded/stacked cell before putting it into the metal can
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Can sodium-ion batteries replace lithium-ion ones?
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