NGK to provide Sakuu with ceramic battery materials for 3D-printed solid-state batteries

Sakuu, developer of the first 3D printed solid-state battery (earlier post), entered into a memorandum of understanding (MOU) with Japan’s NGK Spark Plugs CO., LTD. (NGK), a global leader in electrochemical materials and a tier-one industrial automotive supplier. Under the MOU, NGK will co-develop and provide ceramic materials for Sakuu’s... Read more →


Adden Energy launches with technology license from Harvard to scale solid-state battery technology for EVs

Adden Energy, Inc., a startup developing innovative solid-state battery systems for use in future electric vehicles (EVs) that would fully charge in minutes, announced the grant of an exclusive technology license by Harvard University’s Office of Technology Development (OTD) and a seed round financing of $5.15 million. Primavera Capital Group... Read more →


ORNL to lead new EFRC focused on polymer electrolytes for energy storage

The Department of Energy’s Oak Ridge National Laboratory has been selected to lead an Energy Frontier Research Center (EFRC) focused on polymer electrolytes for next-generation energy storage devices such as fuel cells and solid-state electric vehicle batteries. Announced recently by US Energy Secretary Jennifer Granholm, the award will provide $11.5... Read more →


Factorial Energy to open new solid-state EV battery development and manufacturing facility in Methuen, MA

Factorial Energy, a developer of solid-state battery technology for electric vehicle (EV) applications, will establish a new advanced manufacturing facility in the Boston suburb of Methuen, Mass. The new facility will produce Factorial’s new solid-state battery cell technology for EVs. The new production site was recently secured by Factorial with... Read more →


A team led by researchers from Central South University (Changsha, Hunan, China) has proposed a cathode-electrolyte integration strategy to produce a solid-state lithium-metal battery with enhanced cycle stability. A paper on their work is published in the Journal of Power Sources. Solid-state lithium-metal batteries have many appealing properties, such as... Read more →


QuantumScape builds prototype 24-layer cells; A-sample candidates

In its Q2 letter to shareholders, solid-state battery company QuantumScape reported successfully building and testing ts first prototype 24-layer cells. The 24-layer cells show similar early capacity retention behavior to the company’s earlier single-, four-, 10- and 16-layer cells. This is an important result because, as we have previously indicated,... Read more →


Solid-state batteries could reduce the carbon footprint of electric vehicle batteries by up to 39%, according to a study commissioned by European environmental NGO Transport & Environment (T&E) from Minviro, a company specializing in raw material life-cycle analysis, which compared emerging solid-state technology to current battery chemistries. Solid state technology... Read more →


VinFast, through a company in Vingroup, announced an investment in the tens of millions of US dollars in ProLogium (earlier post), a manufacturer of solid-state batteries. VinFast also entered into a Memorandum of Understanding with ProLogium setting out strategic cooperation arrangements to secure next-generation solid-state battery supplies and support the... Read more →


Nikkei study finds Toyota with huge lead in solid-state battery patents

Nikkei partnered with Tokyo research company Patent Result to analyze solid-state battery patent applications submitted to the World Intellectual Property Organization and another group. The study looked at applications turned in between 2000 through the end of March from 10 countries and territories. The study found that Toyota Motor is... Read more →


Umicore and Idemitsu partner to develop high-performance catholyte materials for solid-state batteries

Umicore and Idemitsu Kosan Co., Ltd have agreed to develop jointly high-performance catholyte materials for solid-state batteries, combining their respective expertise in cathode active materials (CAM) and solid electrolytes, and aiming to provide the technological breakthrough to extend the driving range and thereby propel e-mobility. Catholytes combine cathode active materials... Read more →


Researchers at Beijing University of Technology have developed a thin free-standing composite solid electrolyte (CSE) film for solid-state lithium metal batteries. The film offers high ionic conductivity (2.76×10-4 S/cm at 25 °C) and wide electrochemical stability window (4.8 V vs. Li+/Li). In an open-access paper published in the RSC journal... Read more →


Basque solid-state battery initiative launches

Newly created Basquevolt, the Basque solid-state battery initiative, will begin production of battery cells in 2027 with the aim of reaching 10GWh capacity. Basquevolt founding shareholders include the Basque Government, through the venture capital fund Ezten, Iberdrola, CIE Automotive, Enagás, EIT InnoEnergy and CIC energiGUNE. Basquevolt is supported by an... Read more →


A team from MIT has developed a new approach to fabricating oxide-based solid-state electrolytes that are comparable in thickness to the polymer separators found in current Li-ion batteries without sintering: sequential decomposition synthesis (SDS). An open-access paper describing the approach and its application to processing Li garnets is published in... Read more →


Solid Power, a developer of all-solid-state battery cells for electric vehicles, has completed installation of its pilot production line—dubbed the “EV cell pilot line”—which is designed to produce EV-scale solid-state cells. Solid Power intends to produce Silicon EV Cells for internal testing before delivering cells to its automotive partners BMW... Read more →


LOTTE Chemical and Soelect sign MOU for JV, GWh-grade Li-metal anode production facility

Korea-based LOTTE Chemical and US-based solid-state battery component startup Soelect recently signed a Memorandum of Understanding to review the creation of a joint venture and the construction of a US$200-million GWh-grade lithium metal anode production facility in the United States by 2025. Soelect’s LiX lithium metal anode enables fast charge... Read more →


Researchers use sodium to deliver low-cost MgSi alloys for solid-state hydrogen storage

Researchers at the University of Queensland have show that a low-cost Mg-based hydrogen storage alloy is possible with only 1 wt% Si. A high hydrogen capacity of 6.72 wt% hydrogen is achieved via trace sodium (Na) addition. A paper on their work is published in the Journal of Power Sources.... Read more →


Nissan unveiled its prototype production facility for laminated all-solid-state battery (ASSB) cells, which the company aims to bring to market in 2028. This prototype facility, within the Nissan Research Center in Kanagawa Prefecture, is aimed to further promote the development of all-solid-state-batteries. Nissan ASSB creation process in Oppama Research Center... Read more →


Blackstone Technology GmbH may begin commercialization of 3D-printed solid-state sodium-ion batteries as early as 2025. Blackstone, together with a German industry and research consortium, will take the validated laboratory results of the 3D-printed solid-state batteries to the stage of demonstration in a real environment within the next three years. The... Read more →


Sparkz to begin construction of gigafactory in West Virginia this year; cobalt-free battery

Sparkz, a battery startup with exclusive licenses from Oak Ridge National Laboratory (ORNL) to produce domestic cobalt-free lithium batteries (earlier post), will begin construction in 2022 of a Gigafactory in West Virginia to commercialize its zero-cobalt battery. Sparkz will focus on creating a strong and diverse workforce capable of competing... Read more →


Gogoro, a developer of battery swapping systems, announced the first solid-state lithium ceramic battery prototype for two-wheel EV battery swapping. Jointly developed by Gogoro and Taiwan-based solid-state battery company ProLogium Technology (earlier post), the new Gogoro solid state battery prototype integrates with Gogoro’s existing vehicles and swapping network. As a... Read more →


Sakuu, developer of the first 3D-printed solid-state battery (earlier post), reports achieving an energy-density of 800 Wh/L in its first-generation non-printed lithium-metal battery. The company said this marks a significant milestone on Sakuu’s roadmap to fully 3D printable solid-state batteries capable of greater than 1200 Wh/L by 2023. Until now,... Read more →


Solid-state batteries could potentially not only deliver twice as much energy for their size, they also could virtually eliminate the fire hazard associated with today’s lithium-ion batteries. However, instabilities at the boundary between the solid electrolyte layer and the two electrodes on either side can dramatically shorten the lifetime of... Read more →


Recent battery fires have renewed investigation of the safety of Li-ion batteries. One possible path to battery safety is a solid-state battery that replaces the volatile and flammable liquid electrolyte with a non-flammable solid electrolyte. While the safety benefits of this solid electrolyte replacement are widely acknowledged, the broader safety... Read more →


Boston-based SES AI Corporation, a developer of high-performance lithium-metal (Li-Metal) rechargeable batteries for electric vehicles and other applications, has incorporated its subsidiary SES Korea and plans to build a pre-production facility in South Korea. It’s all about speed and winning the race. Momentum is building as additional auto OEMs want... Read more →


Solid-state battery startup Soelect raises $11M in Series A; including GM Ventures

Soelect recently completed its $11-million Series A financing. Lotte Ventures teamed with GM Ventures and KTB Network to make the investment. Lotte Ventures, through a fund sponsored by Lotte Chemical, was the lead investor. We’re thrilled to have the benefit of learning from the vast capabilities of our investment partners.... Read more →


Penn State researchers have proposed cold sintering as an improved method of solid-state battery production that enables multi-material integration for better batteries. A paper on their work is published in ACS Applied Materials & Interfaces. Solid-state batteries have a lot of advantages from a safety perspective in that they don’t... Read more →


Solid-state Li-metal battery company QuantumScape released data showing its battery cells have completed 400 consecutive 15-minute fast-charging (4C) cycles from 10% to 80% of the cell’s capacity while retaining well above 80% of the initial energy—a first for this type of battery technology. QuantumScape conducted the tests on commercially relevant... Read more →


Renault, Nissan, Mitsubishi to invest €23B over 5 years in electrification; 35 new EV models by 2030; solid-state batteries

The Renault, Nissan and Mitsubishi Alliance has defined a common 2030 roadmap on pure-EV and Intelligent & Connected mobility, sharing investments for the benefits of its three-member companies and their customers. Renault, Nissan and Mitsubishi have already invested more than €10 billion in the field of electrification. In the main... Read more →


Mercedes-Benz and ProLogium, a developer of solid-state batteries (earlier post), have signed a technology cooperation agreement to develop next-generation battery cells. Mercedes-Benz will also make a high double-digit million euro investment in ProLogium. Under the agreement, Mercedes-Benz will take a seat on the ProLogium board of directors. The investment by... Read more →


Factorial Energy raises $200M to accelerate commercialization of solid-state batteries for EVs; round led by Mercedes, Stellantis

Factorial Energy (Factorial) has raised $200 million as part of a Series D round of funding that was led by Mercedes-Benz and Stellantis Funding will be used to accelerate commercial production and deployment of Factorial’s solid-state battery technology that is safer and offers up to 50% greater driving range than... Read more →


All-solid-state lithium batteries could address a number of the shortcomings of conventional lithium-ion batteries in advanced applications such as in electric vehicles, which demand high energy densities, fast charging, and long cycle lives. However, the solid electrolyte comes with its own challenge; the interface between the positive electrode and solid... Read more →


Using a microscopic method for measuring electrical potential, a team of scientists at Sandia National Laboratories may have discovered how to identify rate-limiting processes in solid-state batteries. The findings are detailed in a paper in American Chemical Society Energy Letters. The performance of solid-state electrochemical systems is intimately tied to... Read more →


Factorial Energy announces investments from and collaboration agreements with both Mercedes-Benz and Stellantis

Solid-state battery company Factorial Energy (earlier post) has entered into Joint Collaboration Agreements with both Mercedes-Benz and Stellantis, each of which is also making a strategic investment in the company. Factorial’s technology offers a high level of operational safety and extends driving range by 20 to 50 percent, addressing two... Read more →


Nissan Motor unveiled Nissan Ambition 2030, the company’s new long-term vision for empowering mobility and beyond. With this vision, Nissan wants to deliver strategic value by empowering journeys offering confident, exciting, and more integrated experiences to customers, and through collaborations, empower society to build a smart ecosystem with integrated mobility.... Read more →


European 3D solid-state battery start-up LionVolt successfully closed a seed round of €4 million, bringing its total funding this year to more than €5 million. The round was led by deep tech venture capital firm Innovation Industries and joined by Brabant-focused startup fund Brabantse Ontwikkelingsmaatschappij (Brabant Development Agency, BOM) and... Read more →


Scientists at the Department of Energy’s Oak Ridge National Laboratory have developed a scalable, low-cost method to improve the joining of materials in solid-state batteries, resolving one of the big challenges in the commercial development of safe, long-lived energy storage systems. Solid-state batteries incorporate a safer, fast-charging architecture featuring a... Read more →


Cellulose ion conductor show promise as solid-state battery electrolyte

A research team from Brown University and the University of Maryland has developed a new solid ion-conductor that combines copper with cellulose nanofibrils—polymer tubes derived from wood. In research published in the journal Nature, the team demonstrates that the paper-thin material has an ion conductivity that is 10 to 100... Read more →


SES (formerly known as SolidEnergy Systems), a developer of high-performance hybrid lithium-metal rechargeable batteries for electric vehicles (EVs) and other applications (earlier post), unveiled Apollo, a 107 Ah Li-Metal battery that is the largest in the world and is targeted at the automotive industry. SES also announced the largest Li-metal... Read more →


QuantumScape releases third-party test results for solid-state Li-metal battery confirming Dec 2020 report

QuantumScape Corporation, a developer of next-generation solid-state lithium-metal batteries for use in electric vehicles, released an independent third-party laboratory testing report on the performance of its solid-state lithium-metal battery cells. QuantumScape’s single-layer cells were tested by Mobile Power Solutions, an independent battery lab, and met automotive-relevant conditions: more than 800... Read more →


Hyundai, Kia & Factorial Energy partner to develop solid-state batteries for next generation EVs; strategic investment

Start-up solid-state battery company Factorial Energy, Hyundai Motor Company and Kia Corporation are partnering to test Factorial’s novel solid-state battery technology and its integration in Hyundai electric vehicles. Under the Joint Development Agreement, which includes a strategic investment, the companies will integrate Factorial technology at the cell, module, and system... Read more →


Solid Power, a leading developer of all-solid-state battery cells for electric vehicles (earlier post), announced a partnership with SK Innovation to manufacture automotive-scale all-solid-state batteries under a memorandum of understanding (MoU) and joint development agreement (JDA). Together, the partnership is expected to enable SK Innovation to produce automotive-scale all-solid-state battery... Read more →


DOE awarding $209M to 26 national lab projects; EVs, batteries and connected vehicles

The US Department of Energy (DOE) is awarding $209 million in funding to 26 new national laboratory projects focusing on electric vehicles, advanced batteries and connected vehicles. The US currently relies heavily on importing advanced battery components from abroad, which exposes the nation to supply chain vulnerabilities that threaten to... Read more →


California Energy Commission awards SPARKZ $2.6M to support development of cobalt-free solid-state batteries

SPARKZ Inc., a battery startup with exclusive licenses to produce domestic cobalt-free lithium batteries (earlier post), has won a grant for $2.6 million from the California Energy Commission (CEC) to extend its development into solid-state batteries. CEC funded the full amount possible for the first phase of the grant and... Read more →


Extreme-fast-charging solid-state battery company Storedot opening US R&D hub

StoreDot, the developer of extreme fast charging (XFC) technology for electric vehicles (earlier post), is opening an R&D innovation hub in California. The new US-based innovation hub is being established to help StoreDot in its mission to provide automotive battery technologies that will significantly enhance the electrified vehicle ownership experience,... Read more →


Solid-state sodium battery company LiNa Energy closes £3.5M funding round

Solid-state sodium battery company LiNa Energy (earlier post) has closed out a £3.5-million (US$4.8-million) late seed funding round, attracting a combination of existing and new investors. This funding will enable the company to advance their technology through expanding their laboratory facilities, stepping-up recruitment and buying new equipment which will accelerate... Read more →


Solid Power awarded up to $12.5M to develop nickel- and cobalt-free all-solid-state battery cells; ≥500 Wh/kg target

Solid Power, Inc., a developer of all-solid-state battery cells for electric vehicles, announced an award from the Intelligence Advanced Research Projects Activity (IARPA) for a multi-phase, multi-year research contract to develop nickel- and cobalt-free all-solid-state battery cells. Solid Power expects to receive up to $12.5 million to complete the project... Read more →


University of California San Diego nanoengineers, in collaboration with researchers at LG Energy Solution, have developed a battery that combines a solid-state electrolyte and an all-silicon anode. The initial rounds of tests show that the new battery is safe, long lasting, and energy dense. It holds promise for a wide... Read more →


Solid Power to expand Denver-area production to support formal automotive qualification

Solid Power, Inc., an industry-leading developer of all-solid-state battery cells for electric vehicles, is adding a second Denver-area production facility in Thornton, Colorado. The new facility will greatly expand Solid Power’s capacity to produce key materials for its all-solid-state battery cells, including the ability to produce up to 30 metric... Read more →


In a livestreamed briefing on batteries and carbon neutrality, Toyota Chief Technology Officer Masahiko Maeda said that the company will invest ¥1.5 trillion (US$14.3 billion) in the development of a battery supply system and research and development by 2030. Toyota currently assumes it will go beyond the 180 GWh worth... Read more →


UK-based consortium to develop prototype solid-state batteries for automotive

A consortium of seven UK-based organizations has signed a memorandum of understanding to combine ambitions to develop world-leading prototype solid-state battery technology, targeting automotive applications. Solid-state batteries offer significant potential advantages over conventional lithium-ion batteries and could be transformational in meeting the UK’s net zero commitments through the electrification of... Read more →