Electrochemistry Application — Facile formation of a nanostructured NiP2@C material for advanced lithium-ion battery anode using adsorption property of metal-organic framework

3 measurement groups · 18 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

NiP2@C composite working electrode · Electrode

0.01-2.5 V vs Li+/Li at scan rate 0.1 mV s^-1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
delithiation peak higher potential	1.18 V vs Li+/Li	1.18 V vs Li+/Li	—	Text Exact Reported	4 · Results and discussion · Fig. 4a
delithiation peak lower potential	1.05 V vs Li+/Li	1.05 V vs Li+/Li	—	Text Exact Reported	4 · Results and discussion · Fig. 4a
first-discharge lithiation potential	0.20 V vs Li+/Li	0.2 V vs Li+/Li	centred at	Text Rounded Reported	4 · Results and discussion · Fig. 4a
subsequent lithiation potential	0.65 V vs Li+/Li	0.65 V vs Li+/Li	centred/remained at	Text Rounded Reported	4 · Results and discussion · Fig. 4a

NiP2@C composite working electrode · Electrode

CR2032 coin-type half-cells; 50 mA g^-1; voltage window 0.01-2.5 V vs Li+/Li; room temperature

Temperature: room temperature
Atmosphere: assembled in Ar-filled glove box; tested in temperature-controlled thermotank
Geometry: coin-type half-cell; lithium metal counter/reference; Celgard 2400 separator; 1 M LiPF6 in EC/DMC 1:1
Context: electrode composite containing NiP2@C, Super-P, and PVDF
Measurement source: 2-4 · Electrochemical measurements; Results and discussion · Fig. 3a-b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
retained capacity after 50 cycles at 50 mA g^-1	656 mA h g^-1	656 mA h g^-1	—	Text Exact Reported	3 · Results and discussion · Fig. 3b
capacity fading over 50 cycles	0.55% per cycle	0.55 % per cycle	—	Text Exact Reported	6 · Results and discussion
NiP2-normalised capacity after 50 cycles	707 mA h g^-1	707 mA h g^-1	—	Calculated From Reported Rounded Reported	3 · Results and discussion
coulombic efficiency after second cycle	over 97%	97 %	lower bound	Text Approximate	3 · Results and discussion · Fig. 3b
first-cycle charge capacity at 50 mA g^-1	907 mA h g^-1	907 mA h g^-1	—	Text Exact Reported	3 · Results and discussion · Fig. 3a
first-cycle discharge capacity at 50 mA g^-1	1331 mA h g^-1	1331 mA h g^-1	—	Text Exact Reported	3 · Results and discussion · Fig. 3a

NiP2@C composite working electrode · Electrode

charge-discharge at 50, 100, 200, 500 mA g^-1 and 1 A g^-1; voltage window 0.01-2.5 V

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
specific capacity after 700 cycles at 1 A g^-1	359 mA h g^-1	359 mA h g^-1	—	Text Exact Reported	4 · Results and discussion · Fig. 3e
specific capacity after 100 cycles at 500 mA g^-1	483 mA h g^-1	483 mA h g^-1	—	Text Exact Reported	4 · Results and discussion · Fig. 3d
capacity recovered when current returned to 50 mA g^-1	more than 690 mA h g^-1	690 mA h g^-1	lower bound	Text Approximate	4 · Results and discussion · Fig. 3c
average specific capacity at 100 mA g^-1	684 mA h g^-1 at 100 mA g^-1	684 mA h g^-1	—	Text Exact Reported	4 · Results and discussion · Fig. 3c
average specific capacity at 1 A g^-1	419 mA h g^-1 at 1 A g^-1	419 mA h g^-1	—	Text Exact Reported	4 · Results and discussion · Fig. 3c
average specific capacity at 200 mA g^-1	627 mA h g^-1 at 200 mA g^-1	627 mA h g^-1	—	Text Exact Reported	4 · Results and discussion · Fig. 3c
average specific capacity at 500 mA g^-1	571 mA h g^-1 at 500 mA g^-1	571 mA h g^-1	—	Text Exact Reported	4 · Results and discussion · Fig. 3c
average specific capacity at 50 mA g^-1Marked as a best value within this paper	792 mA h g^-1 at 50 mA g^-1	792 mA h g^-1	—	Text Exact Reported	4 · Results and discussion · Fig. 3c