Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: A Schematic configuration of a Li–S cell with a np-ANF membrane between the sulfur cathode and the lithium anode. B , C Photographs of an np-ANF membrane. D Thermogravimetric analysis curves for np-ANF membrane and Celgard TM 2400. E , F SEM images of the tip of lithium dendrite. G Stress–strain curves for np-ANF and Celgard TM 2400.

Article Snippet: Greatly improved cycling stability was also observed with np-ANF as we increased the current density to 2 mA cm −2 and 3 mA cm −2 process (Fig. ), whereas the cells with Celgard TM 2400 exhibited a gradual increase of the hysteresis.

Techniques:

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: XPS survey ( A ); Raman scattering spectra ( B ); SEM image, EDAX spectra, and the corresponding N and S element mapping images ( C ) for the np-ANF before and after adsorption test Li 2 S 4 solution followed by rinsing with DOL/DME solution and drying in a glovebox. D Diffusion of LPS in H-type cell through Celgard TM 2400 and np-ANF membrane.

Article Snippet: Greatly improved cycling stability was also observed with np-ANF as we increased the current density to 2 mA cm −2 and 3 mA cm −2 process (Fig. ), whereas the cells with Celgard TM 2400 exhibited a gradual increase of the hysteresis.

Techniques: Adsorption, Diffusion-based Assay

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: A CV profiles with np-ANF at a scan rate of 0.1 mV s −1 ; B Cycling performance comparison of Li–S batteries with np-ANF and Celgard TM 2400 membrane at a rate of 0.1C; C Galvanostatic charge–discharge profiles of np-ANF and Celgard TM 2400 membrane at a rate of 0.1C; D Rate performance of Li–S batteries ranged 0.1C to 3C with np-ANF and its comparison of Celgard TM 2400; E Cycling performance Li–S batteries with np-ANF membrane at a rate of 3C over a period of 3500 cycles. F The decay per cycle of Li–S batteries with various membrane Table ); G Cycling performance of Li–S batteries at 0.1C at various sulfur loading. H Cycling performance Li–S batteries with np-ANF membrane at a rate of 0.2C after 500 cycles at sulfur loading of 5.8 mg cm −2 .

Article Snippet: Greatly improved cycling stability was also observed with np-ANF as we increased the current density to 2 mA cm −2 and 3 mA cm −2 process (Fig. ), whereas the cells with Celgard TM 2400 exhibited a gradual increase of the hysteresis.

Techniques:

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: A Rate performance of Li–S batteries ranged 0.1C to 3C with np-ANF and its comparison of Celgard TM 2400. B Cycling performance of Li–S batteries at 0.1C at 80 °C. C The capacity comparison of np-ANF and Celgard TM 2400 membrane at different temperatures. D Cycling performance Li–S batteries with np-ANF membrane at a rate of 3C after 500 cycles at 80 °C.

Article Snippet: Greatly improved cycling stability was also observed with np-ANF as we increased the current density to 2 mA cm −2 and 3 mA cm −2 process (Fig. ), whereas the cells with Celgard TM 2400 exhibited a gradual increase of the hysteresis.

Techniques:

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: SEM images of the lithium electrode with np-ANF membrane after 250 h cycles of stripping/plating in 1 mol/L LiCF 3 SO 3 DOL: DME v/v = 1/1) at a current density D 1 mA cm −2 and E 3 mA cm −2 . SEM images of the lithium electrode with Celgard TM 2400 membrane after 250 h cycles of stripping/plating in 1 mol/L LiCF 3 SO 3 DOL: DME v/v = 1/1 at a current density ( F ), magnified image ( G ) 1 mA cm −2 and ( H ), and magnified image ( I ) 3 mA cm −2 .

Article Snippet: Greatly improved cycling stability was also observed with np-ANF as we increased the current density to 2 mA cm −2 and 3 mA cm −2 process (Fig. ), whereas the cells with Celgard TM 2400 exhibited a gradual increase of the hysteresis.

Techniques: Stripping Membranes

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: A Schematic configuration of a Li–S cell with a np-ANF membrane between the sulfur cathode and the lithium anode. B , C Photographs of an np-ANF membrane. D Thermogravimetric analysis curves for np-ANF membrane and Celgard TM 2400. E , F SEM images of the tip of lithium dendrite. G Stress–strain curves for np-ANF and Celgard TM 2400.

Article Snippet: The diffusion coefficients were determined to be D Li+ (α 1 ) = 9.263•10 −8 cm 2 s −1 , D Li+ (β 1 ) = 5.310•10 −8 cm 2 s −1 , and D Li+ (γ 1 ) =0.421•10 −8 cm 2 s −1 for np-ANF , which almost equal to the diffusion coefficients for the Celgard TM 2400 of D Li+ (α 2 ) = 9.693•10 −8 cm 2 s −1 , D Li+ (β 2 ) = 5.192•10 −8 cm 2 s −1 , and D Li+ (γ 2 ) = 0.567•10 −8 cm 2 s −1 , respectively (Supplementary Fig. and Supplementary Table ).

Techniques:

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: XPS survey ( A ); Raman scattering spectra ( B ); SEM image, EDAX spectra, and the corresponding N and S element mapping images ( C ) for the np-ANF before and after adsorption test Li 2 S 4 solution followed by rinsing with DOL/DME solution and drying in a glovebox. D Diffusion of LPS in H-type cell through Celgard TM 2400 and np-ANF membrane.

Article Snippet: The diffusion coefficients were determined to be D Li+ (α 1 ) = 9.263•10 −8 cm 2 s −1 , D Li+ (β 1 ) = 5.310•10 −8 cm 2 s −1 , and D Li+ (γ 1 ) =0.421•10 −8 cm 2 s −1 for np-ANF , which almost equal to the diffusion coefficients for the Celgard TM 2400 of D Li+ (α 2 ) = 9.693•10 −8 cm 2 s −1 , D Li+ (β 2 ) = 5.192•10 −8 cm 2 s −1 , and D Li+ (γ 2 ) = 0.567•10 −8 cm 2 s −1 , respectively (Supplementary Fig. and Supplementary Table ).

Techniques: Adsorption, Diffusion-based Assay

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: A CV profiles with np-ANF at a scan rate of 0.1 mV s −1 ; B Cycling performance comparison of Li–S batteries with np-ANF and Celgard TM 2400 membrane at a rate of 0.1C; C Galvanostatic charge–discharge profiles of np-ANF and Celgard TM 2400 membrane at a rate of 0.1C; D Rate performance of Li–S batteries ranged 0.1C to 3C with np-ANF and its comparison of Celgard TM 2400; E Cycling performance Li–S batteries with np-ANF membrane at a rate of 3C over a period of 3500 cycles. F The decay per cycle of Li–S batteries with various membrane Table ); G Cycling performance of Li–S batteries at 0.1C at various sulfur loading. H Cycling performance Li–S batteries with np-ANF membrane at a rate of 0.2C after 500 cycles at sulfur loading of 5.8 mg cm −2 .

Article Snippet: The diffusion coefficients were determined to be D Li+ (α 1 ) = 9.263•10 −8 cm 2 s −1 , D Li+ (β 1 ) = 5.310•10 −8 cm 2 s −1 , and D Li+ (γ 1 ) =0.421•10 −8 cm 2 s −1 for np-ANF , which almost equal to the diffusion coefficients for the Celgard TM 2400 of D Li+ (α 2 ) = 9.693•10 −8 cm 2 s −1 , D Li+ (β 2 ) = 5.192•10 −8 cm 2 s −1 , and D Li+ (γ 2 ) = 0.567•10 −8 cm 2 s −1 , respectively (Supplementary Fig. and Supplementary Table ).

Techniques:

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: A Rate performance of Li–S batteries ranged 0.1C to 3C with np-ANF and its comparison of Celgard TM 2400. B Cycling performance of Li–S batteries at 0.1C at 80 °C. C The capacity comparison of np-ANF and Celgard TM 2400 membrane at different temperatures. D Cycling performance Li–S batteries with np-ANF membrane at a rate of 3C after 500 cycles at 80 °C.

Article Snippet: The diffusion coefficients were determined to be D Li+ (α 1 ) = 9.263•10 −8 cm 2 s −1 , D Li+ (β 1 ) = 5.310•10 −8 cm 2 s −1 , and D Li+ (γ 1 ) =0.421•10 −8 cm 2 s −1 for np-ANF , which almost equal to the diffusion coefficients for the Celgard TM 2400 of D Li+ (α 2 ) = 9.693•10 −8 cm 2 s −1 , D Li+ (β 2 ) = 5.192•10 −8 cm 2 s −1 , and D Li+ (γ 2 ) = 0.567•10 −8 cm 2 s −1 , respectively (Supplementary Fig. and Supplementary Table ).

Techniques:

Journal: Nature Communications

Article Title: Multifactorial engineering of biomimetic membranes for batteries with multiple high-performance parameters

doi: 10.1038/s41467-021-27861-w

Figure Lengend Snippet: SEM images of the lithium electrode with np-ANF membrane after 250 h cycles of stripping/plating in 1 mol/L LiCF 3 SO 3 DOL: DME v/v = 1/1) at a current density D 1 mA cm −2 and E 3 mA cm −2 . SEM images of the lithium electrode with Celgard TM 2400 membrane after 250 h cycles of stripping/plating in 1 mol/L LiCF 3 SO 3 DOL: DME v/v = 1/1 at a current density ( F ), magnified image ( G ) 1 mA cm −2 and ( H ), and magnified image ( I ) 3 mA cm −2 .

Article Snippet: The diffusion coefficients were determined to be D Li+ (α 1 ) = 9.263•10 −8 cm 2 s −1 , D Li+ (β 1 ) = 5.310•10 −8 cm 2 s −1 , and D Li+ (γ 1 ) =0.421•10 −8 cm 2 s −1 for np-ANF , which almost equal to the diffusion coefficients for the Celgard TM 2400 of D Li+ (α 2 ) = 9.693•10 −8 cm 2 s −1 , D Li+ (β 2 ) = 5.192•10 −8 cm 2 s −1 , and D Li+ (γ 2 ) = 0.567•10 −8 cm 2 s −1 , respectively (Supplementary Fig. and Supplementary Table ).

Techniques: Stripping Membranes