Browse Data ESRA-NMR-0005 NMR Public
Jin An Sam Oh
0000-0001-9336-234X
Ying Shirley Meng
Metastable Sodium Closo-Hydridoborates for All-Solid-State Batteries with Thick Cathodes
2025_JinAnSamOh_YingShirleyMeng_Joule_102130 ← click to see all uploads with this sample ID
10.1016/j.joule.2025.102130 ↗
2026-08-13 13:30:34
0f6ce466-a6d8-4a93-ad85-38a75920b376
How to Cite
1 — Cite the dataset paper
↗ View paper
2 — Cite the ESRA platform
Galib, M. et al. (2026). ESRA: Energy Storage Research Assistant. Argonne National Laboratory. https://github.com/MusannaGalib/esra-platform
CC BY 4.0  ·  Data shared under Creative Commons Attribution 4.0

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Linked Uploads

Other datasets with the same sample ID (2025_JinAnSamOh_YingShirleyMeng_Joule_102130).

Type Group Date Project Link
XRD Ying Shirley Meng 2026-08-13 13:30 Metastable Sodium Closo-Hydridoborates for All-Solid-State Batteries with Thick Cathodes same sample
MD Ying Shirley Meng 2026-08-13 13:30 Metastable Sodium Closo-Hydridoborates for All-Solid-State Batteries with Thick Cathodes same sample
EIS Ying Shirley Meng 2026-08-13 13:30 Metastable Sodium Closo-Hydridoborates for All-Solid-State Batteries with Thick Cathodes same sample
DFT Ying Shirley Meng 2026-08-13 13:30 Metastable Sodium Closo-Hydridoborates for All-Solid-State Batteries with Thick Cathodes same sample
Cycling Ying Shirley Meng 2026-08-13 13:30 Metastable Sodium Closo-Hydridoborates for All-Solid-State Batteries with Thick Cathodes same sample

Materials Studied 4 materials

Material Family Role(s) Ion
Metastable orthorhombic Na closo-hydridoborate (Na2B12H12 / Na2B10H10 / NaBH4 / NaB3H8)  · Sodium closo-hydridoborate SE
4.6 mS/cm at 30 C
Made in this work Material synthesis
  1. Vacuum dry — Dry Na2B12H12 precursor before synthesis
    duration: two nightsatmosphere: dynamic vacuumtemperature: 175 °C
    Main paper p. 8, Methods > Material synthesis
  2. Mix — Hand-mix stoichiometric Na2B12H12 and NaBH4 with pestle and mortar
    equipment: pestle and mortaratmosphere: Ar-filled gloveboxglovebox o2 ppm: 5glovebox h2o ppm: 5composition ratio: stoichiometric
    Main paper p. 8, Methods > Material synthesis
  3. Seal — Seal in thin-wall boron-rich capillary for in situ s-XRD OR evacuated quartz ampoule for bulk samples
    thickness: 0.01 mm (capillary wall)atmosphere: evacuated (bulk ampoule); sealed capillary (in situ s-XRD)
    Main paper p. 8, Methods > Material synthesis
  4. Heat
    duration: 10 htemperature: 410 °Cheating rate: 3 °C/min
    Main paper p. 8, Methods > Material synthesis
  5. Cool — Cool at either 0.5 or 2.0 °C/min depending on sample condition
    cooling rate: 0.5 and 2.0 °C/min
    Main paper p. 8, Methods > Material synthesis; SI cooling-rate comparison
  6. Quench — Rapid-cooling route: water quench for in situ s-XRD sample or transfer/quench in Ar-filled glovebox for bulk sample
    Main paper p. 8, Methods > Material synthesis
 Borohydride / complex hydride
Inorganic SE
 Electrolyte Na
Na9Sn4  · Na-Sn alloy anode
Made in this work Material synthesis
  1. Ball mill — Ball mill sodium metal with tin
    duration: 3 hequipment: Retsch EMAXatmosphere: Ar-filled gloveboxball diameter: 5 mmball material: yttrium-stabilized zirconiarotation speed: 500 rpmglovebox o2 ppm: 5glovebox h2o ppm: 5ball to powder ratio: 30:1
    Main paper p. 8, Methods > Material synthesis
 Alloy
Anode
 Anode Na
NaCrO2  · Layered sodium chromite cathode
Made in this work Material synthesis
  1. Mix — Pestle-and-mortar mix Na2CO3 and Cr2O3
    equipment: pestle and mortaratmosphere: Ar-filled gloveboxglovebox o2 ppm: <5glovebox h2o ppm: <5
    Main paper p. 8, Methods > Material synthesis
  2. Heat — Solid-state reaction
    duration: 10 hatmosphere: Artemperature: 900 °C
    Main paper p. 8, Methods > Material synthesis
 Layered oxide
Cathode
 Cathode Na
Hard carbon  · Hard-carbon anode Hard carbon
Anode
 Anode Na

Declared for sample 2025_JinAnSamOh_YingShirleyMeng_Joule_102130 — shared by every dataset on this sample.

Experiment Metadata

Nucleus ¹¹B (tetrahedral BH₄⁻ and icosahedral B₁₂H₁₂²⁻ environments); ²³Na (two inequivalent Na sites; chemical exchange); ¹H (for ¹H-¹H EXSY and ¹¹B decoupling)
Visibility public
Temperature C 0.0
Nmr Experiment ¹¹B: direct pulse-acquire (90°, 0.9 µs, 135 kHz; or 1.73 µs, 145 kHz) ± ¹H SPINAL64 decoupling (154 kHz). ²³Na: 45°, 0.9 µs, 154 kHz. ¹H-¹H 2D EXSY: 90°, 1.36 µs, 184 kHz; 8 scans, 176 t₁ rows, 50-µs intervals, TPPI mode. T₁: saturation-recovery (T₁>1 s) or inversion-recovery (T₁<1 s).
Publication Doi 10.1016/j.joule.2025.102130
Institution Code ESRA
Field Strength Mhz 9.4

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