个人基本情况

姓名： 李昂

职称： 副研究员

所在部门： 材料科学与工程学院

社会兼职：

2016-2020 中国电子显微镜学会理事会理事;

2016-2020 中国电子显微镜学会光学与仪器专业委员会副主任;

2021-2022 Nanomaterials SI （IF=5.72）客座编辑；

Adv. Funct. Mater.; ACS Catal.; Appl. Catal. B: Environ.; ACS Appl. Nano Mater.; Chem. Mater.; ACS Appl. Mater. Inter.; J. Alloy Compd.; Nanoscale 等国际 SCI学术期刊审稿人

主要研究方向

1. 原位环境电子显微学(in situ Environmental TEM)：发展多场耦合环境透射电子显微学，原子尺度动态研究材料显微结构演化规律及其与性能相关性；

2. 半导体纳米结构外延生长(Semiconductor Epitaxy)：基于催化/自催化气相外延实现半导体纳米异质结构的图案化构建与器件生长；

研究成果在 Nature 和其子刊、Adv. Mater.、Acta Mater.、J. Am. Chem. Soc.、NPJ Quantum Inf.、ACS Appl. Mater. Inter.、ACS Catal.、Corros. Sci.、等期刊发表论文 80 余篇，他引累积 6700 余次，h 因子 34，i10 因子 70。

教育与工作经历

2003.09 至 2007.07 吉林大学材料科学系 材料物理专业 本科生

2007.09 至 2009.06 吉林大学材料与工程学院 材料物理与化学专业 硕士研究生

2009.01 至 2014.03 意大利比萨高等师范学校 自然科学院 凝聚态物理专业 博士研究生

2013.04 至 2015.10 荷兰埃因霍温理工大学 应用物理系 博士后研究员

荷兰代尔伏特理工大学 应用物理系 博士后研究员

荷兰飞利浦创新中心 客座研究员

2015.11 至今  北京工业大学 副研究员

主要科研项目

1. 国家自然科学基金-面上项目：服役状态下第四代镍基单晶高温合金氧化机理的原位电子显微学研究(在研，主持)；

2. 国家自然科学基金-面上项目：一维III-V族半导体纳米线在二维材料表面范德华外延生长及机理的研究(结题，主持)；

3. 北京市自然科学基金重点项目：气氛环境下极小尺寸材料表面和界面原子与气体作用机理的原位动态研究(结题，课题负责人)；

4. 中华人民共和国科技部国家重点研发计划-政府间合作项目：电子化学和表面催化在能量转化中应用(结题，子任务负责人)；

5. 国家自然科学基金-面上项目：SnSe基单晶热电材料缺陷与费米能级位置调控的研究(结题，参与)

代表性成果与荣誉

所获的荣誉：

2016 北京市特聘专家青年项目

近期主要工作（近五年）：

Ø 原位环境电子显微学(in situ Environmental TEM)：

1. Effect of the Ni/Co ratio on the structural and initial oxidation properties of NiCo-based superalloys revealed by in situ microscopy. Journal of Materials Research and Technology 2024, 29, 779-788.

2. Negative mixing enthalpy solid solutions deliver high strength and ductility. Nature 2024, 625, 697-702.

3. In Situ Atomic-Scale Evidence of Unconventional Plastic Behavior at The Crack Tip in AuCu Nanocrystals. Advanced Functional Materials 2024, 34 (4), 2305636.

4. An Integrated Carbon Dioxide Capture and Methanation Process. CCS Chemistry 2023, 1-10.

5. Interfacial diffusion and Kirkendall voids evolution in the Copper-Zinc alloy binary interface revealed by in situ transmission electron microscopy. Journal of Alloys and Compounds 2023, 968, 172018.

6. Self-carbon-thermal-reduction strategy for boosting the Fenton-like activity of single Fe-N4 sites by carbon-defect engineering. Nature Communications 2023, 14, 7549.

7. Microstructure and oxidation of NiCr alloys studied by analytical in situ environmental TEM. Corrosion Science 2023, 224, 111525.

8. Mixed plastics wastes upcycling with high-stability single-atom Ru catalyst. Journal of the American Chemical Society 2023, 145, 22836-22844.

9. An in situ elemental migration on a nanosize Cu-Sn interface in a microscope. Journal of Materials Research and Technology 2023, 26, 7757-7766.

10. Atomic defects engineering on Fe-N₄ sites for boosting oxygen reduction by in-situ ZnO thermal etching strategy. Chemical Engineering Journal 2023, 465, 142820.

11. A chemo-mechanical coupling model of oxidation and interlayer cracking of copper nanowires. Journal of the Mechanics and Physics of Solids 2023, 174, 105259.

12. Direct observation of oxygen vacancy formation and migration over ceria surface by in situ environmental transmission electron microscopy. Journal of Rare Earths 2023.

13. Entropy Stabilization Strategy for Enhancing the Local Structural Adaptability of Li-Rich Cathode Materials. Advanced Materials 2023, 35, 2208726.

14. Structural degradation and elemental variations in an ex-service first-stage gas turbine blade. Materials Characterization 2023, 196, 112596.

15. Hypergravity suppressed thermal diffusion at the Cu-Sn couple interface. Journal of Alloys and Compounds 2022, 928, 167231.

16. Atomic Replacement of PtNi Nanoalloys within Zn-ZIF-8 for the Fabrication of a Multisite CO₂ Reduction Electrocatalyst. Journal of the American Chemical Society 2022, 144, 23223-23229.

17. In situ observation of atomic-scale processes accomplishing grain rotation at mixed grain boundaries. Acta Materialia 2022, 241, 118386.

18. Dynamic breakdown of passive films on stainless steel during in situ thermal oxidation. Corrosion Science 2022, 209, 110799.

19. In Situ Oxidation in Ni-Based Single-Crystal Superalloys with Varying Re Contents Observed by Environmental Transmission Electron Microscopy. Oxidation of Metals 2022, 98 (3-4), 399-414.

20. Pt atomic layers with tensile strain and rich defects boost ethanol electrooxidation. Nano Letters 2022, 22, 7563-7571.

21. Constructing the separation pathway for photo-generated carriers by diatomic sites decorated on MIL-53-NH₂(Al) for enhanced photocatalytic performance. Nano Research 2022, 15, 7034-7041.

22. Ultrahigh Photocatalytic CO₂ Reduction Efficiency and Selectivity Manipulation by Single-Tungsten-Atom Oxide at the Atomic Step of TiO₂. Advanced Materials 2022, 34 (17), 2109074

23. Toward highly efficient bifunctional electrocatalysts for zinc–air batteries: from theoretical prediction to a ternary FeCoNi design. Nanoscale 2022, 14, 17447-17459.

24. Highly dispersed Cr oxygenated species on Pt nanowire assemblies for enhanced electrocatalytic methanol oxidation. Chemical Communications 2022, 58 (6), 799-802.

25. Oxygen changes crack modes of Ni-based single crystal superalloy. Materials Research Letters 2021, 9, 531-539.

26. Thermal atomization of platinum nanoparticles into single atoms: An effective strategy for engineering high-performance nanozymes. Journal of the American Chemical Society 2021, 143, 18643-18651.

27. Electron-rich ruthenium single-atom alloy for aqueous levulinic acid hydrogenation. ACS Catalysis 2021, 11 (19), 12146-12158.

28. Oxidation-induced Rhenium evaporation in Ni-based single crystal superalloy thin lamella. Scripta Materialia 2021, 114106.

29. In Situ Atomic-scale Observation of AuCu Alloy Nanowire with Superplasticity and High Strength at Room Temperature. Materials Today Nano 2021, 15, 100123.

30. Initial oxidation of Ni-based superalloy and its dynamic microscopic mechanisms: the interface junction initiated outwards oxidation. Acta Materialia 2021, 116991.

31. Selective oxidation of nanoscale nickel-based superalloys revealed by multi-dimensional electron tomography. Materials Characterization 2021, 178, 111219.

32. Co and Pt Dual-Single-Atoms with Oxygen-Coordinated Co-O-Pt Dimer Sites for Ultrahigh Photocatalytic Hydrogen Evolution Efficiency. Advanced Materials 2021, 33, 2003327.

33. Transforming cobalt hydroxide nanowires into single atom site catalysts. Nano Energy 2021, 105799.

34. Confined Ru nanocatalysts on Surface to Enhance Ammonia Synthesis: An In situ ETEM Study. ChemCatChem 2021, 13, 534-538.

35. Dynamic evolution of isolated Ru-FeP atomic interface sites for promoting the electrochemical hydrogen evolution reaction. Journal of Materials Chemistry A 2020, 8 (43), 22607-22612.

36. Engineering the atomic interface with single platinum atoms for enhanced photocatalytic hydrogen production. Angewandte Chemie International Edition 2020, 59 (3), 1295-1301.

37. Structural evolution of topologically closed packed phase in a Ni-based single crystal superalloy. Acta Materialia 2020, 185, 233-244.

38. In situ oxidation analysis on Co-Al-W-Ti-Ta single-crystal alloy in an environmental TEM. Corrosion Science 2020, 108725.

39. Dynamic Epitaxial Crystallization of SnSe₂ on Oxidized SnSe Surface and its Atomistic Mechanisms. ACS Applied Materials & Interfaces 2020, 12, 27700-27707.

40. Engineering unsymmetrically coordinated Cu-S₁N₃ single atom sites with enhanced oxygen reduction activity. Nature communications 2020, 11 (1), 1-11.

41. Iridium single-atom catalyst on nitrogen-doped carbon for formic acid oxidation synthesized using a general host-guest strategy. Nature Chemistry 2020, 12 (8), 764-772.

42. Understanding the structural evolution of Au/WO_2.7 compounds in hydrogen atmosphere by atomic scale in situ environmental TEM. Nano Research 2020, 13 (11), 3019-3024.

43. A comparative study of rafting mechanisms of Ni-based single crystal superalloys. Materials & Design 2020, 196, 109097.

44. Silver single-atom catalyst for efficient electrochemical CO₂ reduction synthesized from thermal transformation and surface reconstruction. Angewandte Chemie International Edition 2020, 60, 6170-6176.

45. Multidimensional microscopic investigation of oxidation-induced hollow cavities in a Co-Al-W-Ti-Ta alloy nanotip by electron tomography. Journal of Alloys and Compounds 2020, 848, 156243.

46. Ultrahigh Photocatalytic Rate at a Single-Metal-Atom-Oxide. Advanced Materials 2020, 80，547-570.

47. Engineering the Atomic Interface with Single Platinum Atoms for Enhanced Photocatalytic Hydrogen Production. Angewandte Chemie International Edition 2020, 59,1295-1301.

Ø 半导体纳米结构外延生长(Semiconductor Epitaxy)

1. Gate-tunable Intrinsic Anomalous Hall Effect in Epitaxial MnBi₂Te₄ Films. Nano Letters 2024, 24, 16-25.

2. Cryogenic hyperabrupt strontium titanate varactors for sensitive reflectometry of quantum dots. Physical Review Applied 2023, 20, 054056.

3. The n-p tunable room-temperature hydrogen response of SnO₂-modified MoS₂ thin films and its in-situ SKPM study. Science China Materials 2023, 66, 4427-4436.

4. Interface catalytic reduction of alumina by nickle for the aluminum nanowire growth: Dynamics observed by in situ TEM. Nano Research 2023, 1-7.

5. Hole-type superconducting gatemon qubit based on Ge/Si core/shell nanowires. npj Quantum Information 2023, 9 (1), 51.

6. Field-free spin-orbit torque switching via out-of-plane spin-polarization induced by an antiferromagnetic insulator/heavy metal interface. Nature Communications 2023, 14 (1), 2871

7. TiO₂-modified MoS₂ monolayer films enable sensitive NH₃ sensing at room temperature. Nanoscale 2023, 15, 14514-14522.

8. Tailoring the magnetic exchange interaction in MnBi₂Te₄ superlattices via the intercalation of ferromagnetic layers. Nature Electronics 2023, 6, 18-27.

9. Hexagonal silicon-germanium nanowire branches with tunable composition. Nanotechnology 2022, 34, 015601.

10. Control of spin current and antiferromagnetic moments via topological surface state. Nature Electronics 2022, 5, 574-578.

11. Fast, Sensitive, and Highly Selective Room-Temperature Hydrogen Sensing of Defect-Rich Orthorhombic Nb₂O_5-x Nanobelts with an Abnormal p-Type Sensor Response. ACS Applied Materials & Interfaces 2022, 14, 25937-25948.

12. Selective-Area Epitaxy of InGaAsP Buffer Multilayer for In-Plane InAs Nanowire Integration. Materials 2022, 15, 2543.

13. Atomic-Scale Observation of Unusual Dislocations in GaAs-GaAsSb Heterostructured Nanowires. ACS Applied Materials & Interfaces 2022, 14, 7513-7521.

14. Observation of the antiferromagnetic spin Hall effect. Nature Materials 2021,20, 800-804.

15. Ultrafast hole spin qubit with gate-tunable spin-orbit switch functionality. Nature Nanotechnology 2021, 16, 308-312.

16. Growth and strain relaxation mechanisms of InAs/InP/GaAsSb core-dual-shell nanowires. Crystal Growth & Design 2020, 20 (2), 1088-1096.

17. Strong spin-orbit interaction and -factor renormalization of hole spins in Ge/Si nanowire quantum dots. Physical Review Research 2021, 3, 013081.

18. Kinetic control of morphology and composition in Ge/GeSn core/shell nanowires. ACS nano 2020, 14 (2), 2445-2455.

19. Large exchange splitting in monolayer graphene magnetized by an antiferromagnet. Nature Electronics 2020, 3, 604-611.

20. Electrically pumped continuous-wave O-band quantum-dot superluminescent diode on silicon. Optics Letters 2020, 45 (19), 5468-5471.

21. Growth and Strain Relaxation Mechanisms of InAs/InP/GaAsSb Core-Dual-Shell Nanowires. Crystal Growth & Design 2020, 20 (2), 1088-1096.

22. Hard Superconducting Gap and Diffusion-Induced Superconductors in Ge-Si Nanowires. Nano letters 2020, 20 (1), 122-130.

更新信息请参考：https://scholar.google.com/citations?hl=en&user=C4tkMGYAAAAJ&view_op=list_works&sortby=pubdate

联系方式

地址：北京市朝阳区平乐园100号北京工业大学，100124

办公房间：理科楼M342-2

电话：010-67396349

E-mail：ang.li@bjut.edu.cn