KEYWORDS: nanocomposite, electrode design, all-inorganic, all-solid-state, sodium−sulfur battery S odium−sulfur (Na−S) batteries have been considered as a promising technology for stationary energy storage due to the intrinsically high capacities of sodium and sulfur electrodes and their abundant resources.1−4 The traditional
Room temperature sodium-sulfur (Na-S) batteries, known for their high energy density and low cost, are one of the most promising next-generation energy storage systems. However, the polysulfide shuttling and uncontrollable Na dendrite growth as well as safety issues caused by the use of organic liquid electrolytes in Na-S cells, have severely …
Herein, we have demonstrated the importance of the structures and properties of SSEs for developing the high-performances of solid-state sodium-sulfur …
4 · Wang, N. et al. High-performance room-temperature sodium–sulfur battery enabled by electrocatalytic sodium polysulfides full conversion. Energy Environ. Sci. 13, …
The first ASSBs were designed to use a solid-state β-alumina electrolyte for high-temperature (HT) sodium-sulfur batteries in the 1960s. Nevertheless, the severe operation conditions limit their wide applications. Due to efforts over decades, various types of SEs have been developed to meet the requirements of ASSBs at room temperature (RT).
Moreover, a solid-state sodium–sulfur battery with a monolithic structure was constructed to alleviate the interfacial resistance problems. Its specific discharge capacity can still keep 300 mA h g –1 after 480 cycles at 300 mA g –1. The work provides a promising strategy to design solid-state sodium–sulfur batteries with high performances.
A flexible PEO-NaCF3SO3-MIL-53(Al) solid electrolyte is fabricated for all-solid-state sodium-sulfur batteries (ASSBs). When the mole ratio of EO (ethylene oxide of PEO):Na (sodium ion of NaCF3SO3) is 20 and MIL-53(Al) is 3.24 wt%, high ionic conductivities of 6.87 × 10−5 S cm−1 at 60 °C and 6.52 × 10−4 S cm−1 at 100 °C are …
1. Introduction. All-solid-state lithium–sulfur battery (SLSB) is considered to be one of the most promising next-generation advanced energy storage devices, owing to the high theoretical capacity of 1675 mAh g −1 and energy density of 2600 Wh kg −1 as well as high safety [[1], [2], [3], [4]].Solid-state electrolyte (SSE), as an important component …
Pairing the sulfur composite cathode with the stable Na-Sb alloy anode, the all-solid-state Na alloy-S batteries show superior sulfur utilization, improved rate …
Room-temperature all-solid-state Na–S batteries (ASNSBs) using sulfide solid electrolytes are a promising next-generation battery technology due to the high energy, enhanced safety, and earth abundant resources of both sodium and sulfur. Currently, the sulfide electrolyte ASNSBs are fabricated by a simple cold-pressing …
Cut-away schematic diagram of a sodium–sulfur battery. A sodium–sulfur (NaS) battery is a type of molten-salt battery that uses liquid sodium and liquid sulfur electrodes. [1] [2] This type of battery has a similar energy density to lithium-ion batteries, [3] and is fabricated from inexpensive and non-toxic materials.However, due to the high operating …
An all-solid-state sodium-sulfur battery operating at room temperature using a high-sulfur-content positive composite electrode," ... Iodine-doped sulfurized polyacrylonitrile with enhanced electrochemical performance for room-temperature sodium/potassium sulfur batteries," ... and high energy density, sodium-sulfur (Na-S) …
The first room temperature sodium-sulfur battery developed showed a high initial discharge capacity of 489 mAh g −1 and two voltage platforms of 2.28 V and 1.28 V . The sodium-sulfur battery has a theoretical specific energy of 954 Wh kg −1 at room temperature, which is much higher than that of a high-temperature sodium–sulfur …
Herein, an elaborate carbon framework, interconnected mesoporous hollow carbon nanospheres, is reported as an effective sulfur host to achieve excellent electrochemical performance. Based on in situ …
All-inorganic solid-state sodium-sulfur batteries (ASSBs) are promising technology for stationary energy storage due to their high safety, high energy and abundant resources of both sodium and sulfur.
Now, a strategy based on solid-state sodium–sulfur batteries emerges, making it potentially possible to eliminate scarce materials such as lithium and transition …
Combining sulfur cathode with sodium anode and suitable electrolyte delivers a high theoretical energy density of 760 Wh kg − 1 for the Na-S battery with respect to Na 2 S 3 formation [1], [10]. Conventional Na-S battery is required to operate at a temperature of about 300 °C to keep the electrode materials in a molten conducting state.
Realizing high-capacity all-solid-state lithium-sulfur ...
2.1 Na Metal Anodes. As a result of its high energy density, low material price, and low working potential, Na metal has been considered a promising anode material for next-generation sodium-based batteries with high power density and affordable price. [] As illustrated in Figure 2, the continuous cycling of Na metal anodes in inferior liquid …
All-inorganic solid-state sodium-sulfur batteries (ASSBs) are promising technology for stationary energy storage due to their high safety, high energy, and …
The resultant all-solid-state sodium-sulfur battery employing Fe3 S4 ''@ S"@''0.9Na3 SbS4 ⋅0.1NaI composite cathode is attractive for achieving room-temperature sodium-Sulfur batteries with superior electrochemical performance. Fe3 S4 @ S @ 0.9Na3 SbS4 ⋅0.1NaI composite cathode is prepared through one-step wet …
Room-temperature all-solid-state Na–S batteries (ASNSBs) using sulfide solid electrolytes are a promising next …
Jinqiu Zhou, Haoqing Ji, Jie Liu, Tao Qian and Chenglin Yan, A New High Ionic Conductive Gel Polymer Electrolyte Enables Highly Stable Quasi-Solid-State Lithium Sulfur Battery, Energy Storage Materials, 10.1016/j.ensm.2019.01.024, (2019).
Ambient-temperature sodium–sulfur batteries are an appealing, sustainable, and low-cost alternative to lithium-ion batteries due to their high material abundance and specific energy of 1274 W h kg–1. However, their viability is hampered by Na polysulfide (NaPS) shuttling, Na loss due to side reactions with the electrolyte, and …
Solid‐state sodium batteries (SSSBs) are promising electrochemical energy storage devices due to their high energy density, high safety, and abundant resource of sodium. However, low conductivity of solid electrolyte as well as high interfacial resistance between electrolyte and electrodes are two main challenges for practical …
Room-temperature (RT) sodium–sulfur (Na-S) systems have been rising stars in new battery technologies beyond the lithium-ion battery era. This Perspective provides a glimpse at this technology, with an emphasis on discussing its fundamental challenges and strategies that are currently used for optimization. We also aim to …
Selenium has high theoretical volumetric capacity of 3253 mAh cm −3 and acceptable electronic conductivity of 1 × 10 −5 S m −1, which is considered as a potential alternative to sulfur cathode for all-solid-state rechargeable batteries with high energy density.However, the development of all-solid-state Li–Se batteries (ASSLSBs) are …
Herein, we report a room-temperature sodium–sulfur battery with high electrochemical performances and enhanced safety by employing a "cocktail optimized" …