Heng Zhang

Heng Zhang
Huazhong University of Science and Technology | hust · School of Chemistry and Chemical Engineering

PhD

About

102
Publications
26,609
Reads
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5,069
Citations
Citations since 2017
85 Research Items
4929 Citations
201720182019202020212022202302004006008001,0001,2001,400
201720182019202020212022202302004006008001,0001,2001,400
201720182019202020212022202302004006008001,0001,2001,400
201720182019202020212022202302004006008001,0001,2001,400
Additional affiliations
August 2020 - December 2020
Huazhong University of Science and Technology
Position
  • Professor
September 2011 - February 2016
Huazhong University of Science and Technology
Position
  • PhD Student

Publications

Publications (102)
Article
Since the oil crisis in the 1970s, the importance of rechargeable batteries has been noted by academia and industrial sectors. This becomes more prominent with increasing demand in e-mobility and...
Article
Full-text available
Solid polymer electrolytes (SPEs) possess several merits including no leakage, ease in process, and suppressing lithium dendrites growth, etc. These features are beneficial for improving the cycle life and safety performance of lithium metal batteries (LMBs), as compared to conventional non-aqueous liquid electrolytes. Particularly, the superior el...
Article
Rechargeable magnesium batteries (RMBs) have been considered as one of the most viable battery chemistries amongst the "post" lithium-ion battery (LIB) technologies owing to their high volumetric capacity and natural abundance of the key elements. The fundamental properties of Mg-ion conducting electrolytes are of essence to regulate the overall pe...
Article
Rechargeable magnesium batteries (RMBs) have been considered as one of the most viable battery chemistries amongst the “post” lithium‐ion battery (LIB) technologies owing to their high volumetric capacity and natural abundance of the key elements. The fundamental properties of Mg‐ion conducting electrolytes are of essence to regulate the overall pe...
Article
The increasing demand for high‐energy powers have greatly incentivized the development of lithium carbon fluoride (Li || CF x ) cells. Five kinds of non‐aqueous liquid electrolytes with various kinds of lithium salts (LiX, X = PF 6 − , TFSI − , BF 4 − , ClO 4 − , and CF 3 SO 3 − ) were comparatively studied. Intriguingly, the LiBF 4 ‐based electrol...
Article
The increasing demand for high‐energy powers have greatly incentivized the development of lithium carbon fluoride (Li || CF x ) cells. Five kinds of non‐aqueous liquid electrolytes with various kinds of lithium salts (LiX, X = PF 6 − , TFSI − , BF 4 − , ClO 4 − , and CF 3 SO 3 − ) were comparatively studied. Intriguingly, the LiBF 4 ‐based electrol...
Article
Rechargeable lithium-based batteries built with high-energy anode materials (e.g., silicon-based and silicon-derivative materials) are considered a feasible solution to satisfy the stringent requirements imposed by emerging markets, including electric vehicles and grid storage, due to their higher energy density compared to contemporary lithium-ion...
Article
Effective passivation of aluminum (Al) current collector at high potentials (> 4.0 V vs. Li/Li+) is of essence for the long-term operation of lithium-based batteries. Unfortunately, the non-aqueous liquid electrolytes comprising lithium bis(trifluoromethanesulfonyl)imide (LiTFSI) and organic carbonates are corrosive toward Al current collector at h...
Article
Rechargeable lithium metal batteries (LMBs) are deemed as a viable solution to improve the power and/or energy density of the contemporary lithium‐ion batteries (LIBs). However, poor Li‐ion diffusivity within high‐energy cathodes causes sluggish kinetics of the corresponding redox reactions particularly at high C‐rates, thereby largely impeding the...
Article
Polymer electrolytes (PEs) with excellent flexibility, processability, and good contact with lithium metal (Li°) anodes have attracted substantial attention in both academic and industrial settings. However, conventional poly(ethylene oxide) (PEO)-based PEs suffer from a low lithium-ion transference number (TLi+), leading to a notorious concentrati...
Article
Full-text available
Rechargeable lithium metal (Li0) batteries (RLMBs) are considered attractive for improving Li-ion batteries. Lithium bis(trifluoromethanesulfonyl)imide (LiTFSI) has been extensively used as a conducting salt for RLMBs due to its advantageous stability and innocuity. However, LiTFSI-based electrolytes are corrosive towards aluminium (Al0) current co...
Article
Undesired chemical degradation of lithium hexafluorophosphate (LiPF6) in non-aqueous liquid electrolytes is a Gordian knot in both science and technology, which largely impedes the practical deployment of large-format lithium-ion batteries (LIBs) in emerging applications (e.g., electric vehicles). From a fresh perspective that the decomposition of...
Article
The inherent properties of non-aqueous electrolytes are highly associated with the identity of salt anions. To build highly conductive and chemically/electrochemically robust electrolytes for lithium-ion batteries (LIBs) and rechargeable lithium metal batteries (RLMBs), various kinds of weakly coordinating anions have been proposed as counterparts...
Article
Full-text available
Li-S batteries, as the most promising post Li-ion technology, have been intensively investigated for more than a decade. Although most previous studies have focused on liquid systems, solid electrolytes, particularly all-solid-state polymer electrolytes (ASSPEs) and quasi-solid-state polymer electrolyte (QSSPEs), are appealing for Li-S cells due to...
Article
Comb‐like polymers are one of the most auspicious candidates for building fully amorphous and highly conductive solid polymer electrolytes (SPEs), which are essential components to develop high‐performance solid‐state rechargeable lithium metal batteries (RLMBs). Herein, two kinds of comb‐like polymers containing either polymethacrylate or polyacry...
Article
Full-text available
Rechargeable Li-based battery technologies utilising silicon, silicon-based, and Si-derivative anodes coupled with high-capacity/high-voltage insertion-type cathodes have reaped significant interest from both academic and industrial sectors. This stems from their practically achievable energy density, offering a new avenue towards the mass-market a...
Article
Full-text available
The use of gel polymer electrolytes (GPEs) is of great interest to build high-performing rechargeable lithium metal batteries (LMBs) owing to the combination of good electrochemical properties and improved safety. Herein, we report a facile and scalable one-pot preparation method of a GPE based on highly safe polyethylene glycol dimethyl ether (PEG...
Article
Full-text available
Originating from “rocking‐chair concept”, lithium‐ion batteries (LIBs) have become one of the most important electrochemical energy storage technologies, which have largely impacted our daily life. The utilization of electrolyte additives in small quantities (≤5% by wt or vol) has been long viewed as an economical and efficient approach to regulate...
Article
Full-text available
Lithium–sulfur batteries are attracting extensive attention for energy storage owing to their high theoretical energy density. However, their practical implementation is hindered because of inherent issues of the technology such as the shuttling effect of the polysulfide intermediates and the formation of dendritic lithium metal (Li⁰) deposits duri...
Article
An ethylene carbonate (EC)‐ and additive‐free base electrolyte, simply comprising an solid‐electrolyte‐interphase (SEI)‐forming salt (i.e., lithium (fluorosulfonyl)(n‐nonafluorobutanesulfonyl)imide (Li[(FSO2)(n‐C4F9SO2)N], LiFNFSI)) and dimethyl carbonate (DMC), for stable cycling graphite || LiNi0.6Mn0.2Co0.2O2 (NMC622) full cells at different tem...
Article
Full-text available
The interest for solid‐state lithium metal (Li°) batteries (SSLMBs) has been growing exponentially in recent years in view of their higher energy density and eliminated safety concerns. Solid polymer electrolytes (SPEs) are soft ionic conductors which can be easily processed into thin films at industrial level; these unique features confer solid‐st...
Article
Full-text available
Understanding the solid electrolyte interphase (SEI) formation process in novel battery systems is of primary importance. Alongside increasingly powerful in situ techniques, searching for readily accessible, noninvasive, and low-cost tools to probe battery chemistry is highly demanded. Here, we applied distribution of relaxation time analysis to in...
Article
The nature of salt anion is of particular relevance in determining the features of solid polymer electrolytes (SPEs). Here, lithium salt containing an extremely delocalized anion (Li[CF3SO(=NSO2CF3)2], LisTFSI) is introduced into SPEs utilizing poly(ethylene oxide) (PEO) as matrix, aiming to elucidate the role of negative charge delocalization on t...
Article
Electrolytes compatible with lithium metal (Li) anode and cathode materials are regarded as one of the most crucial components toward the practical deployment of rechargeable lithium metal batteries (RLMBs). Herein, we report a highly salt-concentrated electrolyte (SCE) comprising lithium bis(fluorosulfonyl)imide (LiFSI) and 1,3-dioxolane (DOL)-bas...
Article
Solid polymer electrolytes (SPEs), comprising lithium fluorinated sulfonimide including Li[(FSO2)(RFSO2)N] (RF = n-CmF2m+1, m = 0 (LiFSI), 1 (LiFTFSI), 2 (LiFPFSI), and 4 (LiFNFSI)) and Li[(CF3SO2)2N] (LiTFSI) as conducting salt and poly(ethylene oxide) (PEO) as polymer matrix, are utilized for investigating the impact of anionic structure of lithi...
Article
Rechargeable solid-state batteries (SSBs) are of prime importance for developing the necessary safe and efficient energy infrastructures of the future. With several inherent advantages such as cost-effectiveness, superior flexibility, good processability, polymer electrolytes (PEs) have emerged as one of the most promising solid-state electrolytes...
Article
The ion interactions in two novel ionic liquids containing the asymmetric sulfonimide anion, (difluoromethanesulfonyl)(trifluoromethanesulfonyl)imide (DFTFSI), are investigated using ¹H–¹⁹F Heteronuclear Overhauser Effect Spectroscopy (HOESY) nuclear magnetic resonance (NMR) in combination with relaxation measurements, and molecular dynamics (MD) s...
Article
Solid‐state lithium metal batteries (SSLMBs) are believed to be important pathway to overcome the limitations that state‐of‐the‐art lithium‐ion batteries face in terms of safety and energy density. In addition to transporting ionic species in solid‐state configuration, solid polymer electrolytes (SPEs) are structurally designable and processable, a...
Article
Solid polymer electrolytes (SPEs) have been playing a crucial role in the development of high-performance solid-state lithium metal battery. The safety and the easy tailoring of the polymers designate these materials as promising candidates to be implemented as electrolytes. Poly(ethylene oxide) (PEO) has been widely employed during the past four d...
Article
Lithium-ion batteries are the state-of-the-art electrochemical energy storage technology for mobile electronic devices and electric vehicles. Accordingly, they have attracted a continuously increasing interest in academia and industry, which has led to a steady improvement in energy and power density, while the costs have decreased at even faster p...
Article
Introducing a small dose of electrolyte additive in solid polymer electrolytes (SPEs) is an appealing strategy for improving the quality of solid-electrolyte-interphase (SEI) layer formed on lithium metal (Li°) anode, thereby extending the cycling life of solid-state lithium metal batteries (SSLMBs). In this work, we report a new type of SPEs compr...
Article
With the blooming of energy storage systems in e-mobility applications, the research activities of rechargeable lithium metal (Li°) batteries (LMBs) using solid-state electrolytes have been rekindled in recent years in light of stringent demands in terms of safety and energy density which are far beyond the capability of the contemporary lithium-io...
Preprint
Full-text available
Understanding of solid electrolyte interphase (SEI) formation process in novel battery systems is of primary importance. Alongside increasing powerful in-situ techniques, searching for readily-accessible, non-invasive, and low-cost tools to probe battery chemistry is highly demanded. Here, we applied distribution of relaxation time (DRT) analysis t...
Article
Full-text available
Solid‐state lithium metal (Li°) batteries (SSLMBs) are believed to be the most promising technologies to tackle the safety concerns and the insufficient energy density encountered in conventional Li‐ion batteries. Solid polymer electrolytes (SPEs) inherently own good processability and flexibility, enabling large‐scale preparation of SSLMBs. To min...
Article
A novel single lithium‐ion conducting (SLIC) polymer electrolyte containing a weakly coordinating fluorine‐free polysalt is presented. The polysalt, lithium poly(4‐styrenesulfonyl)(dicyano)methide (LiPSDM), is conceived on the basis of a fluorine‐free green chemistry, and motivated by the highly performing non‐fluorinated lithium tricyanomethanide...
Article
Full-text available
With higher nature abundance and lower production cost of sodium-based materials compared to lithium-based ones, sodium batteries have been arising as one of the most promising energy storage systems serving as complementary power sources to the popular lithium-ion batteries. Replacing conventional liquid electrolytes containing flammable liquid so...
Article
Full-text available
Rechargeable batteries are becoming increasingly important for our daily life due to their strong capability of efficiently storing electric energy under chemical form. The replacement of conventional liquid electrolytes with polymer electrolytes (PEs) has been deemed as one of the most viable solutions towards safer and higher energy density elect...
Article
Lithium‐ion batteries (LIBs) have become ubiquitous power sources for small electronic devices, electric vehicles, and stationary energy storage systems. Despite that the success of LIBs is acknowledged by their increasing commodity market, the historical evolution of the chemistry behind the LIB technologies is laden with obstacles and yet to be u...
Article
Lithium‐ion batteries (LIBs) have become ubiquitous power sources for small electronic devices, electric vehicles, and stationary energy storage systems. Despite that the success of LIBs is acknowledged by their increasing commodity market, the historical evolution of the chemistry behind the LIB technologies is laden with obstacles and yet to be u...
Article
Safe and efficient utilization of electrochemical energy is of prime importance for e-mobility and sustainable development of the current society. Solid state batteries (SSBs) have emerged as one of the most promising solutions to address aforementioned challenges due to the replacement of conventional liquid electrolytes with inherently safer soli...
Article
Lithium-sulfur (Li–S) batteries are emerging as attractive power sources for light-weight applications (e.g., unmanned aerial and autonomous underwater vehicles) and large electric vehicles (such as trucks and buses) incentivized by their low-cost and high theoretical gravimetric energy density. The replacement of liquid electrolytes with solid-st...
Article
Rechargeable batteries are important building blocks for a sustainable and electrified society thanks to their strong capability of storing electrical energies under chemical forms. JEFFAMINE ® , a series of polyetheramines (PEAs) currently produced by Huntsman Corporation, has been emerging as a promising candidate for accessing high‐performance e...
Article
Der Einfang negativer Ladungen in Polymerelektrolyten mit einem froschförmigen, Ether‐funktionalisierten Anion (EFA) wird von H. Zhang, J. Carrasco, M. Armand et al. in ihrer Zuschrift (DOI: 10.1002/ange.201905794) vorgestellt. Das Bis(trifluormethansulfonyl)imid‐Anion (TFSI), hier als Kaulquappe gezeigt, ist in einer Poly(ethylenoxid)‐Matrix (PEO)...
Article
Trapping negative charges in polymer electrolytes using a frog‐shaped, ether‐functionalized anion (EFA) is presented by H. Zhang, J. Carrasco, M. Armand and co‐workers in their Communication (DOI: 10.1002/anie.201905794). The bis(trifluoromethanesulfonyl)imide anion (TFSI), shown as a slippery tadpole, is highly mobile in poly(ethylene oxide) (PEO)...
Article
Full-text available
Suppressing the mobility of anionic species in polymer electrolytes (PEs) is essential for mitigating the concentration gradient and internal cell polarization, and thereby improving the stability and cycle life of rechargeable alkali metal batteries. Herein, we propose an ether‐functionalized anion (EFA−) as novel counter‐charge in a lithium salt....
Article
Full-text available
Die richtige Gegenladung: Ein Ether‐funktionalisiertes Anion (EFA) als Gegenladung zu einem Lithiumion erreicht ein niedriges anionisches Diffusionsvermögen, aber ausreichende Li‐Ionen‐Leitfähigkeit in einem Polymer‐Elektrolyten. Diese Eigenschaft ist sehr begehrt für Hochleistungs‐Festkörper‐Lithiumbatterien. Abstract Suppressing the mobility of...
Article
The chemical structure of lithium salts is believed to play a pivotal role on the intrinsic properties of solid polymer electrolytes (SPEs), which are considered as an important element for accessing safe and reliable lithium batteries. Herein, we propose the use of lithium (fluorosulfonyl)(pentafluoroethylsulfonyl)imide (LiFPFSI), an isomer of the...
Article
Solid polymer electrolytes (SPEs) are currently attracting extensive interest as Li-ion conducting materials for building safe and high energy density rechargeable lithium metal batteries due to their low flammability and ease in process. The structural design of polymer matrices could effectively regulate the physicochemical and electrochemical pr...
Article
Amongst post‐Li‐ion battery technologies, lithium–sulfur (Li–S) batteries have captured an immense interest as one of the most appealing devices from both the industrial and academia sectors. The replacement of conventional liquid electrolytes with solid polymer electrolytes (SPEs) enables not only a safer use of Li metal (Li°) anodes but also a fl...
Article
Full-text available
In light of the exciting progress that has been made at the molecular level for the design of organic electrodes in the last 30 years, as well as the inherent advantages of organic batteries, an in-depth energy density assessment is urgently needed to address the technological feasibility of organic batteries. Herein, we report a comprehensive anal...
Article
With an extremely high theoretical energy density, solid-state lithium-sulfur (Li-S) batteries (SSLSBs) are emerging as one of the most feasible chemistries; however, their energy efficiency and long-term cyclability are severely hampered by the lithium metal (Li°) dendrite formation during repeated discharge/charge cycles and the shuttling of aggr...
Article
Driven by the growing demand in energy and the challenge of finding new green energy sources to replace the excessively used fossil fuels, electrochemical energy storage arises as the key alternative to meet the needs of current society. Among all the available electrochemical storage devices, lithium-ion batteries (LIBs) have been extensively inve...
Chapter
All solid-state lithium batteries (ASSLBs), with the elimination of flammable liquid solvents and possible safe use of high capacity electrodes, are believed to unlock the bottlenecks in energy density and safety for current Li-ion batteries. Being sandwiched between a highly reductive anode and an oxidative cathode, the nature of solid electrolyte...
Article
The anion chemistry of lithium salts plays a pivotal role in dictating the physicochemical and electrochemical performance of solid polymer electrolytes (SPEs), thus affecting the cyclability of all solid‐state lithium metal batteries (ASSLMBs). Bis(trifluoromethanesulfonyl)imide anion (TFSI−) has long been studied as the most promising candidate f...
Article
The anion chemistry of lithium salts plays a pivotal role in dictating the physicochemical and electrochemical performance of solid polymer electrolytes (SPEs), thus affecting the cyclability of all solid‐state lithium metal batteries (ASSLMBs). Bis(trifluoromethanesulfonyl)imide anion (TFSI−) has long been studied as the most promising candidate f...
Article
Solid polymer electrolytes (SPEs) with high cationic conductivity are highly desired for enhancing the power performance of all‐solid‐state alkali metal batteries (ASSAMBs). In this work, a new sulfonimide anion, (difluoromethanesulfonyl)(trifluoromethanesulfonyl)imide (DFTFSI−), is proposed as a possible alternative to the most widely used bis(tri...
Article
Full-text available
The quest for reliable and high-performance batteries has incentivized the development of new battery chemistries/materials that can potentially improve the current lithium-ion battery technologies in terms of gravimetric/volumetric energy density and safety. Polymeric ionic liquids [also called polymerized ionic liquids or poly(ionic liquid)s] con...
Article
Full-text available
The need for sustainable energy sources and their efficient utilization has motivated extensive explorations of new electrolytes, electrodes, and alternative battery chemistries departing from current lithium-ion battery (LIB) technologies. The evolution and development of rechargeable batteries are tightly linked to the research of polymeric mater...
Article
Aluminum oxide (Al2O3) is a well‐known electrolyte filler for stabilizing Li‐metal (Li°) anode in all‐solid‐state Liº‐based batteries. However, its strong interaction with lithium polysulfides (PS) hinders the direct application of Al2O3‐added electrolytes in all‐solid‐state lithium‐sulfur batteries (ASSLSBs). Herein, the role of Al2O3 in ASSLSBs b...
Article
Currently, the lithium-ion battery (LIB) is one of the most viable technologies to enable efficient and clean transportations, which are considered to be crucial for the sustainable development of today's society. However, the energy density of the LIB is approaching its maximum but is still insufficient for meeting the demand of future electric ve...
Article
Solid polymer electrolytes (SPEs) have been emerging as attractive candidates for meeting the demand in safe and high energy density batteries, attributed to their low flammability and ease in process. The architectural design of polymer matrices can improve the physicochemical and electrochemical properties of SPEs, thus leading to an enhanced per...
Article
Electrochemical energy storage is one of the main societal challenges to human kind in this century. Among the myriad of energy-storage technologies, rechargeable batteries play a pivotal role because of their high specific energy and energy density. [1] The evolution and development of rechargeable batteries have been tightly bonded to the researc...
Article
With a remarkably higher theoretical energy density compared to lithium-ion batteries (LIBs) and abundance of elemental sulfur, lithium sulfur (Li-S) batteries have emerged as one of the most promising alternatives among all the post LIB technologies. In particular, the coupling of solid polymer electrolytes (SPEs) with the cell chemistry of Li-S b...
Article
Owing to their resource abundance and hence reduction in cost, wider global distribution, environmental benignity, and sustainability, sodium (Na) ‐ based rechargeable batteries are believed to be the most feasible and enthralling energy storage devices. Accordingly, they have recently attracted the attention of both from the scientific and industr...
Article
Inverse vulcanization copolymers (p(S-DVB)) from the radical polymerization of elemental sulfur and divinylbenzene (DVB) have been studied as cathode active materials in poly(ethylene oxide) (PEO)-based all-solid-state Li-S cells. The Li-S cell comprising the optimized p(S-DVB) cathode (80:20 w/w S/DVB ratio) and lithium bis(fluorosulfonyl)imide/PE...
Article
Lithium salts based on perfluorinated sulfonimide anions (PSAs) are promising new electrolyte components for application in next-generation lithium batteries. Several typical symmetric ([(n-CmF2m+1SO2)2N]⁻, m = 0, 1, 2, 3, and 4) and asymmetric ([(FSO2) (n-CmF2m+1SO2)N], m = 1, 2, 4, 6, and 8) PSAs have been extensively investigated in recent years...
Article
Novel solid polymer electrolytes (SPEs), comprising of comb polymer matrix grafted with soft and disordered polyether moieties (Jeffamine®) and lithium bis(fluorosulfonyl)imide (LiFSI) are investigated in all-solid-state lithium metal (Li°) polymer cells. The LiFSI/Jeffamine-based SPEs are fully amorphous at room temperature with glass transitions...
Article
Lithium metal (Li°) - based rechargeable batteries (LMBs), such as Li° anode vs. intercalation and/or conversion type cathode batteries, lithium-sulphur (Li-S), and lithium-oxygen (O2)/air (Li-O2/air) are becoming increasingly important for electrifying the modern transportation system, enabling sustainable mobility in the near future. Though some...
Article
Lithium metal (Li°) - based rechargeable batteries (LMBs), such as Li° anode vs. intercalation and/or conversion type cathode batteries, lithium-sulphur (Li-S), and lithium-oxygen (O2)/air (Li-O2/air) are becoming increasingly important for electrifying the modern transportation system, enabling sustainable mobility in the near future. Though some...
Article
Full-text available
All-solid-state lithium-sulfur batteries (ASSLSBs) offer a means to enhance the energy density and safety of the state-of-art lithiumion batteries (LIBs), due to their high gravimetric energy density, low cost and environmental benignancy. In this work, the status of the research advances and perspectives on several types of solid electrolytes (SEs...
Article
Of the various beyond lithium-ion battery technologies, lithium-sulphur (Li-S) batteries have an appealing theoretical energy density and are being intensely investigated as next generation rechargeable lithium metal batteries. However, the stability of the Li° anode is among the most urgent challenges that need to be addressed to ensure the long-t...