肖荫果 | YINGUO XIAO

研究进展 | Research News

• 课题组自 2017 年开始与中国散裂中子源密切合作，共建我国唯一一台能够达到国际先进水平的超高分辨中子粉末衍射谱仪。 高分辨中子粉末衍射谱仪采用退耦合液氢慢化器得到窄化中子脉冲束流， 同时通过采用超长椭圆中子导管， 得到具有高准直性的广谱脉冲中子束流， 并能够达到Δd/d@175°≤ 0.05%的超高空间分辨率和 5×10＾6n/s/cm＾2的中子通量。
• 2024 年 7 月 3 日上午， 高分辨中子衍射仪成功出束， 开始带束调试， 标志着谱仪设备研制已经取得重要阶段性成功。

 

• 课题组采用中子散射方法系统研究了富锰基层状氧化物过渡金属层内阳离子有序结构的形成机制及其对电化学性能的影响，研究工作发表于《先进材料》杂志【 Advanced Materials (2025)】。
• Congratulations to Maolin Yang(杨茂林)，Tingting Yang(杨婷婷), Mingjie Dong(董明洁)! Their article entitled “ Long-Range Cation Disorder Enhances Comprehensive Performance in Mn-Rich Layered Sodium Cathodes” was published in Advanced Materials.

 

• 课题组应用原位中子与4D-STEM方法揭示高镍正极循环初期的非均匀相结构演变，研究工作发表于《能源与环境科学》杂志【 Energy & Environmental Science (2024)】。
• Congratulations to  Zhongyuan Huang(黄中垣)，Ziwei Chen(陈子威), Maolin Yang(杨茂林)! Their article entitled “ Insights into the defect-driven heterogeneous structural evolution of Ni-rich layered cathodes in lithium-ion batteries” was published in  Energy & Environmental Science.
  

 

• 课题组在Mg-In-D储氢材料体系热力学失稳机制的研究取得进展，研究工作发表于《储能材料》期刊【Energy Storage Materials，56(2023)432-442】。
• Congratulations to Zhewen Ma (马哲文)! His article entitled “Insights into thermodynamic destabilization in Mg-In-D hydrogen storage system: A combined synchrotron X-ray and neutron diffraction study” was published in Energy Storage Materials.

 

• 课题组在通过共掺杂策略协同激活阴离子氧化还原构建高容量钠离子电池正极材料的研究取得进展，研究工作发表于《科学通报》期刊【Science Bulletin, 68(2023)65-76.】。
• Congratulations to Haocheng Ji(季昊铖) and Wenhai(季文海)!  Their article entitled “Synergistic activation of anionic redox via cosubstitution to construct high-capacity layered oxide cathode materials for sodium-ion batteries” was published in Science Bulletin.

 

• 课题组在促进富钠层状正极材料中阴阳离子氧化还原过程的研究取得进展，研究工作发表于《化学工程期刊》【Chem. Eng. J., 454(2023)140396.】。
• Congratulations to Ziwei Chen(陈子威), Maolin Yang(杨茂林) and Zhongyuan Huang(黄中垣)! Their article entitled “Facilitating both anionic and cationic redox processes in Na-rich layered cathode materials by heteroatomic doping” was published in Chemical Engineering Journal.

 

• 课题组在磁性MAX化合物中正弦调制磁结构和磁弹性耦合的合作研究取得进展，研究工作发表于《中国物理快报》【Chinese Physics Letters, 39(2022)097501.】。
• Our collaborative article entitled “Magneto-elastic coupling in a sinusoidal modulated magnet Cr₂GaN” was published in Chinese Physics Letters.

 

• 课题组在通过多相融合方法抑制层状钠离子正极材料中不可逆相变的研究取得进展，研究工作发表于《今日能源材料》期刊【Materials Today Energy, 29(2022)101106.】。
• Congratulations to Jingjun Zhai (翟景俊) and Haocheng Ji (季昊铖)!  Their article entitled “Suppressing the irreversible phase transition in sodium layered cathode via integrating P2 and O3-type structures” was published in Materials Today Energy.

 

• 课题组在通过调控钠离子排布提升镍锰基钠离子电池正极材料性能的研究取得进展，研究工作发表于《纳米能源》期刊【Nano Energy 100(2022)107482.】。
• Congratulations to Taolve Zhang (张韬略) and Haocheng Ji (季昊铖)! Their article entitled “Promoting the Performances of P2-type Sodium Layered Cathode by Inducing Na Site Rearrangement” was published in Nano Energy.

 

• 课题组在磁性纳米颗粒自组装和掠入射小角X射线散射技术应用的研究取得进展，研究工作发表于《纳米尺度》期刊【Nanoscale 14(2022)8766.】。
• Congratulations to Wenhai Ji (季文海)! His article entitled “Nanoparticles-induced morphological transformation in block copolymer-based nanocomposites” was published in Nanoscale.

 

• 课题组在Elsevier出版的《纳米材料百科全书》【Encyclopedia of Nanomaterials】上发表著作章节《中子散射方法表征纳米材料》【Nanomaterials characterization by neutron scattering methods】。
• Our book chapter entitled “Nanomaterials characterization by neutron scattering methods” was accepted for publication in Encyclopedia of Nanomaterials (Elsevier, 2022).
  

 

• 课题组在铕基铁砷化合物中复杂磁结构演变的合作研究取得进展，研究工作发表于《物理评论研究》期刊【Physical Review Research 4(2022)013077.】。
• Our collaborative article entitled “Evolution from helical to collinear ferromagnetic order of the Eu²⁺ spins in RbEu(Fe_1−xNi_x)₄As₄” was published in Physical Review Research.
  

 

• 课题组在激发铁锰基层状钠离子电池正极材料中阴离子氧化还原活性的研究取得进展，研究工作发表于《纳米能源》期刊【Nano Energy 94(2022)106958.】。
• Congratulations to Ziwei Chen(陈子威) and Maolin Yang(杨茂林)! Their article entitled “Triggering anionic redox activity in Fe/Mn-based layered oxide for high-performance sodium-ion batteries” was published in Nano Energy. 

 

• 课题组在抑制双相钠离子电池层状正极材料失效的合作研究取得进展，研究工作发表于《先进功能材料》期刊【Advanced Functional Materials 32(2021)2109319.】。
• Congratulations to Haocheng Ji (季昊铖) and Jingjun Zhai (翟景俊)! Their collaborative article entitled “Surface engineering suppresses the failure of biphasic sodium layered cathode for high performance sodium-ion batteries” was published in Advanced Functional Materials.

 

• 课题组应用原位中子衍射方法揭示锂离子在全电池中的迁移行为取得进展，研究工作发表于《储能材料》期刊【Energy Storage Materials 44(2022)1-9.】。
• Congratulations to Chaoqi Wang(王超骐), Rui Wang(王睿) and Zhongyuan Huang(黄中垣)! Their article entitled “Unveiling the migration behavior of lithium ions in NCM/Graphite full cell via in operando neutron diffraction” was published in Energy Storage Materials.

 

• 课题组在尖晶石锰酸锂正极材料缺陷调控研究取得进展，研究工作发表于《自然·通讯》期刊【Nature Communications 12(2021)3085.】。
• Congratulations to Rui Wang(王睿) and Zhongyuan Huang(黄中垣)! Their article entitled “Twin boundary defect engineering improves lithium-ion diffusion for fast-charging spinel cathode materials” was published in Nature Communications.

 

• 课题组在高电压钠离子对称电池的合作研究取得进展，研究工作发表于《电源期刊》【Journal of Power Sources 507(2021)230183.】。
• Congratulations to Rui Wang(王睿)! His collaborative article entitled “A high-voltage symmetric sodium ion battery using sodium vanadium pyrophosphate with superior power density and long lifespan” was published in Journal of Power Sources.

 

• 课题组在高稳定性铁锰基钠离子电池正极材料研究取得进展，研究工作发表于《纳米能源》期刊【Nano Energy 88(2021)106206.】。
• Congratulations to Mihai Chu(褚密海)! His article entitled “A Highly-Stable Layered Fe/Mn-based Cathode with Ultralow Strain for Advanced Sodium-ion Batteries” was published in Nano Energy.

 

• 课题组在高镍层状锂离子电池正极材料研究取得进展，研究工作发表于《ACS应用材料与界面》期刊【ACS Appl. Mater. Interfaces  13(2021)19950】。
• Congratulations to Mihai Chu(褚密海), Zhongyuan Huang(黄中垣), and Taolve Zhang(张韬略)! Their article entitled “Enhancing the Electrochemical Performance and Structural Stability of Ni-Rich Layered Cathode Materials via Dual-Site Doping” was published in ACS Appl. Mater. Interfaces.