中國科學院近代物理研究所所長、西安交通大學理學院兼職教授、蘭州大學物理科學與技術學院兼職教授、西北師范大學物理與電子工程學院兼職教授，研究方向是原子核物理。
2018年10月19日，人事局局長孫曉明同志為肖國青同志頒發了榮譽牌。
2019年，獲選中國科學年度新聞人物。
人物經歷
1983.9－1984.8 在核工業部四川821廠工作，任技術員；
1984.9－1987.7 在中國科學院近代物理研究所讀研究生，獲碩士學位；
1987.7－1991.4 在中國科學院近代物理研究所從事重離子與固體的相互作用研究和核技術應用工作，建立了近物所首臺背散射穆斯堡爾譜材料表面分析譜儀；
1991.4－1996.6 受國家教委公派和德國DAAD獎學金支持赴德國留學，在德國柏林哈恩邁特納研究所和柏林自由大學物理系學習，獲自然科學博士學位；
1996.7－1997.6 在德國柏林哈恩邁特納研究所從事博士后工作；
1997.7－ 至今 在中國科學院近代物理研究所工作；
2017年10月，當選中國科學院留學人員聯誼會（中國科學院歐美同學會）第一屆理事會副會長。
獲獎及榮譽
1996年至1997年在德國柏林哈恩邁特納核研究所從事博士后工作，研究快重離子與固體的相互作用機制和重離子激發二次電子發射機制，發現了快重離子在絕緣體中產生的徑跡導向電子發射現象和核徑跡勢對電子發射的影響，文章發表在Phys.Rev.Lett.等期刊上。
1997年回國后在中國科學院近代物理研究所工作，負責完成了國家“九五”重大科學工程項目“蘭州市重離子冷卻儲存環”子項目束流診斷系統的研制、中科院重大改造項目“HIRFL束診系統的改造升級”、HIRFL淺層及CSR深層重離子治癌裝置的研制、高電荷態ECR源原子物理實驗平臺研制。參加了973國家重點基礎研究發展規劃項目、杰出青年基金、國家自然科學基金重點及面上課題、中科院重要方向性和重大專項等項目，主要從事基于放射性核束的核物理及應用研究、高電荷態離子與固體表面的相互作用研究、重離子束流診斷方法、重離子束應用研究等。
1999年獲得中國科學院科技進步一等獎。2001年獲政府特殊津貼。2003年成為國家基金委創新研究群體科學基金項目成員之一，共發表學術文章100多篇。擔任國家"973"重大科研項目負責人。
代表論著
1.Zhao Y-T, Xiao G-Q, Xu Z-F, Abdul Q, Wang Y-Y, Zhang X-A, Li F-L, Zhan W-L: The electron emission yield induced by the interaction of highly 告訴d 氬 ions with 硅 surface Acta Physica Sinica 2007, 56(10):5734-5738.
2.Zhao YT, Xiao GQ, Zhang XA, Yang ZH, Zhang YP, Chen XM, Zhang HQ, Cui Y, Shao JX, Xu X et al: Threshold kinetic 能量 for gold X-ray emission induced by highly charged ions. International Journal of Modern 物理學 B 2005, 19(15-17):2486-2490.
3. Zhao YT, Xiao GQ, Zhang XA, Yang ZH, Zhan WL, Li FL: PLASMONassisted visible light emission in the interaction of highly charged ions with surfaces. International Journal of Modern 物理學 B 2005, 19(15-17):2491-2495.
4. Zhao YT, Xiao GQ, Zhang XA, Yang ZH, Chen XM, Li FL, Zhang YP, Zhang HQ, Cui Y, Shao JX et al: The x-ray spectra of hollow atoms. Acta Physica Sinica 2005, 54(1):85-88.
5. Zhao YT, Xiao GQ, Zhang X, Yang ZH, Zhan WL, Chen XM, Li FL: X-ray 光譜學 of hollow 氬 atoms formed on a 鈹 surface Nuclear Instruments & Methods in 物理學 Research Section B-Beam Interactions with Materials and Atoms 2006, 245(1):72-75.
6. Zhao Y, Xiao G, Zhang X, Yang Z, Zhang Y, Zhan W, Chen X, Li F: X-ray emission of hollow atoms formed by highly charged 氬 and xenon ions below a 鈹 surface Nuclear Instruments & Methods in 物理學 Research Section B-Beam Interactions with Materials and Atoms 2007, 258(1):121-124.
7. Zhao Y, Xiao G, Xu H, Zhao H, Xia J, Jin G, Ma X, Liu Y, Yang Z, Zhang P et al: An outlook of heavy ion driven 等離子體 research at IMP-Lanzhou. Nuclear Instruments & Methods in 物理學 Research Section B-Beam Interactions with Materials and Atoms 2009, 267(1):163-166.
8. Zhang X, Xiao G, Yang Z, Wang L, Zhan W: Near infrared lights emission of Ar-40(16+) impacting on metal surfaces. Science in China Series G-物理學 Mechanics & Astronomy 2009, 52(7):1021-1026.
9. Zhang X, Xiao G, Yang Z, Chen X, Zhao Y, Li F, Wang L, Cui Y, Zhang H, Zhan W: X-ray spectra induced by Xe-129(q+) impacting the metal surface Science in China Series G-物理學 Mechanics & Astronomy 2008, 51(1):82-89.
10. Zhang H, Xiao G, Yuan Y, Xu H, Li Z, Lu Z, Mao R, Zhao T: The stripper 設計 and test at HIRFL-CSR. Nuclear Science and Techniques 2010, 21(4):237-240.
11. Zhan WL, Xu HS, Xiao GQ, Xia JW, Zhao HW, Yuan YJ, Grp H-C: Progress in HIRFL-CSR. Nuclear 物理學 A 2010, 834(1-4):694C-700C.
12. Xu HS, Zheng C, Xiao GQ, Zhan WL, Zhou XH, Zhang YH, Sun ZY, Wang JS, Gan ZG, Huang WX et al: STATUS 紅黑海參 PROSPECTS OF HIRFL EXPERIMENTS ON NUCLEAR PHYSICS. International Journal of Modern 物理學 E-Nuclear Physics 2010, 19(8-9):1802-1814.
13. Xu HS, Huang WX, Xiao GQ, Zhan WL, Zhou XH, Zhang YH, Sun ZY, Wang JS, Gan ZG, Ma XW: Nuclear physics program at HIRFL. In: Nuclear Physics Trends. Edited by Ozawa A, Liu WP, vol. 1235; 2010: 159-164.
14. Xiao G-Q, Zhang H, Li Q, Song M-T, Yuan Y-J, Xia J-W, Zhan W-L: Progresses of heavy-ion cancer therapy. 漢語詞類 物理學 C 2008, 32:8-12.
15. Xiao GQ, Xia JW, Yuan YJ, Mao RS, Zheng JH, Tu XL, Wang M, Huang WX, Xu HS, Zhan WL: OVERVIEW ON THE HIRFL-CSR FACILITY. International Journal of Modern Physics E-Nuclear Physics 2009, 18(2):405-410.
16. Wang YY, Zhao YT, Xiao GQ, Fang Y, Zhang XA, Wang TS, Wang SW, Peng HB: Electron emission induced by the interaction of highly charged ions Pb-207(q+) (24 <= q <= 36) with 固體 surface of Si(110). Acta Physica Sinica 2006, 55(2):673-676.
17. Wang YY, Xiao GQ, Zhao YT, Li DH, Zhao D, Xu ZF, Li FL: Surface nanostructure formation by the interaction of slow 氙 ions on HOPG surfaces. In: 14th International Conference on the 物理學 of Highly Charged Ions. Edited by Azuma T, Nakamura N, Yamada C, vol. 163; 2009.
18. Wang F, Zhang FS, Xiao GQ, Zhu ZY: Response of irradiated Na-2 by strong ultrashort laser pulse. Acta Physica Sinica 2001, 50(4):667-673.
19. Song ZY, Yang ZH, Xiao GQ, Xu QM, Chen J, Yang B, Yang ZR: 告訴 state effect on K-shell ionization of aluminum by 600-3400 keV 氙(q+) (12 < q < 29) ion collisions. European Physical Journal D 2011, 64(2-3):197-201.
20. Liu J-Y, Xiao G-Q, 左姓 W, Li X-G: Probing the symmetrical potential in nuclear reaction iinduced by neutron-halo nuclei. High Energy 物理學 and Nuclear Physics-漢語詞類 Edition 2007, 31(2):150-154.
21. Liu J-Y, Xiao G-Q, Wei Z, Guo LX: 平均數 property of isospin effects induced by 中子人halo nuclei. Chinese Physics Letters 2006, 23(10):2710-2713.
22. Liu J-Y, Xiao G-Q, Guo W-J, Ren Z-Z, 左姓 W, Lee X-G: Sensitive probe for symmetry potential. 漢語詞類 物理學 Letters 2007, 24(3):660-663.
23. Li JX, Xiao GQ, Guo ZY, Zhan WL, Sun ZY, Wang M, Wang JC, Hu ZG, Li C, Chen LX et al: Experimental study of the exotic-nuclei. High Energy Physics and Nuclear 物理學漢語詞類 Edition 2004, 28(12):1256-1260.
24. Li JX, Guo ZY, Xiao GQ, Zhan WL, Wang JS, Sun ZY, Wang M, Tian WD, Wang WS, Mao RS et al: Fitting the 數據 of non-exotic structural nuclear total reaction cross section with a corrected Glauber model. Acta Physica Sinica 2003, 52(1):58-62.
25. Li JX, Guo ZY, Xiao GQ, Zhan WL, Sun ZY, Wang JS, Tian WD, Wang M, Chen ZQ, Wang WS et al: Measurement of total cross sections of nuclei produced by Ne-20 bombing at Be-9 target. High Energy 物理學 and Nuclear Physics-漢語詞類 Edition 2002, 26(7):683-689.
26. Li C, Zhan WL, Xiao GQ, Guo ZY, Sun ZY, Li JX, Chen ZQ, Wang M, Wang WS, Mao RS et al: Two-量綱 positional sensitive CsI(Tl) 探測器 High Energy 物理學 and Nuclear Physics-漢語詞類 Edition 2005, 29(3):278-281.
27. Li C, Zhan WL, Xiao GQ, Guo ZY, Sun ZY, Li JX, Chen ZQ, Wang M, Wang WS, Mao RS et al: Measurement of total reaction cross sections for neutron-rich 細胞核 He-8 on 硅28. High Energy 物理學 and Nuclear Physics-漢語詞類 Edition 2005, 29(10):944-947.
28. Jin YF, Xiao GQ, Li CL, Chen XX, Hou MD, Chen KQ, Wang ZG, Sun YM: Irradiation effect of HT-9 steel induced by 510 MEV 碳 ions; 2003.
29. Huang W-X, Xiao G-Q, Wang Y, Tian Y-L, Zhu Z-C, Xu H-S, Zhan W-L: High precision 質量 measurement and LPT. 漢語詞類 Physics C 2008, 32:197-200.
30. Guo ZY, Xiao GQ, Zhan WL, Xu HS, Sun ZY, Li JX, Wang M, Chen ZQ, Mao RS, Wang WS et al: Development of beam diagnosis at RIBLL. High Energy Physics and Nuclear 物理學-漢語詞類 Edition 2003, 27(2):158-162.
31. Gao H, Xiao GQ, Zhang FS: Production cross section of neutron cluster from the reaction of light neutron rich nuclei. High Energy Physics and Nuclear Physics-Chinese Edition 2006, 30(4):314-316.
32. Fu Y, Fang DQ, Ma YG, Cai XZ, Tian WD, Wang HW, Guo W, Liu GH, Ma CW, Fan RR et al: Measurement of the longitudinal momentum distribution of S-30 after one-proton removal from Cl-31. Physical Review C 2011, 84(3).
33. Fang Y, Xiao G-Q, Xu H-S, Sun Z-Y, Zhao Y-T, Hu Z-G, Zu H-G, Huang T-H, Wang Y-Y: Study on charge equilibration 時間 of highly charged ions in carbon foils. 漢語詞類 物理學 B 2008, 17(1):148-151.
34. Dai Z-Y, Li Q, Xiao G-Q, Jin X-D, Yan Z: Capability verification of the beam delivery system in the superficially-placed tumor therapy terminal at HIRFL. High Energy Physics and Nuclear 物理學漢語詞類 Edition 2007, 31(7):655-659.
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