1978年就讀于大連理工大學(xué)精細(xì)化工專業(yè)，1982年獲學(xué)士學(xué)位，隨后在武漢染料廠工作，1983年8月起為大連理工大學(xué)精細(xì)化工專業(yè)研究生，1986年獲碩士學(xué)位，1989年獲博士學(xué)位，1990～1992年為南開大學(xué)有機(jī)化學(xué)博士后。1992年回大連理工大學(xué)化工學(xué)院工作，先后在瑞典斯德哥爾摩大學(xué)和美國西北大學(xué)做訪問學(xué)者。1995年遼寧省先進(jìn)青年科技工作者，2000年“大連市十大科技青年” ，2000年被評為教育部“跨世紀(jì)優(yōu)秀人才”， 2001年國務(wù)院特殊津貼獲得者。

2017年11月28日，彭孝軍當(dāng)選2017年中國科學(xué)院院士（化學(xué)部）。

1、生物分子熒光探針

高穩(wěn)定性、長波長、大Stockes位移的熒光染料及其在生物芯片、熒光PCR、DNA檢測、蛋白質(zhì)分析、熒光免疫分析、DNA測序、細(xì)胞內(nèi)小分子（離子）檢測中的應(yīng)用。

2、功能性染料、顏料及其工業(yè)應(yīng)用

染料超分子體系的光誘導(dǎo)電子轉(zhuǎn)移、分子內(nèi)電荷轉(zhuǎn)移、分子內(nèi)質(zhì)子轉(zhuǎn)移、分子功能的調(diào)控，數(shù)碼噴墨用染料與顏料。

科技部973前期研究項(xiàng)目“模擬光合作用將太陽能轉(zhuǎn)化為化學(xué)能”、教育部重大項(xiàng)目“光誘導(dǎo)電子轉(zhuǎn)移的若干重大應(yīng)用研究”、國家自然科學(xué)基金項(xiàng)目“酶誘導(dǎo)生物分子熒光探針”、“光驅(qū)動氧化反應(yīng)模擬光合作用研究”等。

指導(dǎo)碩、博士生研究方向：

⒈ （碩士生、博士生）應(yīng)用化學(xué)、精細(xì)化工：

①染料及生物分子熒光探針

②超分子光化學(xué)與器件

⒉ （博士生）生物化工、分析化學(xué)：

①生物分子熒光探針：細(xì)胞內(nèi)小分子熒光探針、DNA及RNA選擇性熒光探針

⒈ Xiaojun Peng,* Jianjun Du,Jiangli Fan,* Yunkou Wu,Jingyun Wang,Jianzhang Zhao and Tao Xu,Selective and Ratiometric Fluorescence Sensor for Imaging Cd2+ in Living Cells. Journal of the American Chemical Society. 2007,129 ⑹，1500 -1501

⒉ Xiaojun Peng*,Yongqian Xu,Shiguo Sun,Yunkou Wu,Jiangli Fan. A ratiometric fluorescent sensor for phosphates: Zn2+ - enhanced ICT and ligand competition. Organic & Biomolecular Chemistry. 2007,5,226u2013228

⒊ Yunkou Wu,Xiaojun Peng*,Jiangli Fan，　Maozhong Tian,Jianzhang Zhao and Shiguo Sun. Fluorescence Sensing of Anions Based on Inhibition of Excited-State Intramolecular Proton Transfer. Journal of Organic Chemistry. 2007; 72⑴，62 - 70

⒋ Aijun Cui,Xiaojun Peng*,Jiangli Fan,Xiuying Chen,Yunkou Wu,Binchen Guo. Synthesis,spectral properties and photostability of novel boronu2013dipyrromethene dyes. Journal of Photochemistry and Photobiology A: Chemistry. 2007,186,85u201392

⒌ Binchen Guo,Xiaojun Peng*,Aijun Cui,Yunkou Wu,Maozhong Tian,Lizhu Zhang,Xiaoqiang Chen and Yunling Gao. Synthesis and Spectral Properties of New Boron Dipyrromethene Dyes. Dyes and Pigments. 2007,73,206-210

⒍ Lu,XB; Shi,L; Wang,YM; Zhang,R; Zhang,YJ; Peng,XJ; Zhang,ZC; Li,B. Design of highly active binary catalyst systems for CO2/epoxide copolymerization: Polymer selectivity,enantioselectivity,and stereochemistry control. J. Am. Chem. Soc. 2006,128⑸，1664-1674

⒎ Ai-Jun Cui,Xiao-Jun Peng,* Yun-Ling Gao and Jiang-Li Fan. 4,4-Difluoro-8-（4-nitrophenyl)-4-bora-3a,4a-diaza-s-indacene. Acta Crystallographica Section E,2006,62⑽，o4697-o4698.

⒏ Jun Hou,Xiaojun Peng,* Jifeng Liu,Yunling Gao,Xing Zhao,Shang Gao,Keli Han. A Binuclear Isocyanide Iron Azadithiolate Relevant to the Active Site of Fe-Only Hydrogenases: Synthesis,Structure and Electrochemical Properties. Eur. J. Inorg. Chem. 2006,4679u20134686

⒐ Jun Hou,Xiaojun Peng,*,Zhiyou Zhou,Shigang Sun,Xing Zhao,Shang Gao. Tris(N-pyrrolidinyl)phosphine substituted diiron dithiolate related to iron-only hydrogenase active site: Synthesis,characterization and electrochemical properties. Journal of Organometallic Chemistry,2006,691,4633-4640

⒑ Dong-Chuan Wang,Xiao-Jun Peng,* Ai-Jun Cui,Cheng He and Jiang-Li Fan. 4,4-Difluoro-3-[（4-methoxyphenyl)styryl]-1,5,7,8-tetramethyl-4-bora-3a,4a-diazas-Indacene. Acta Crystallographica Section E. 2006,E62,o5789u2013o5790

⒒ Jingyun Wang,Xiaojun Peng,Synthesis of new “biomimeticc” dye-ligands and their application in the purification of alkaline phosphatase. Separation and Purification Technology,2006,50,141u2013146

Xiuying Chen,Xiaojun Peng*,Aijun Cui,Bingshuai Wang,Li Wang,Rong Zhang. Photostabilities of novel heptamethine 3H-indolenine cyanine dyes with different N-substituents. Journal of Photochemistry and Photobiology A: Chemistry. 2006,181,79-85.

⒓ Xiaojun Peng,* Yunkou Wu,Jiangli Fan,Maozhong Tian and Keli Han. Colorimetric and Ratiometric Fluorescence Sensing of Fluoride: Tuning Selectivity in Proton Transfer. J. Org. Chem. 2005,70 （25），10524 -10531

⒔ Xiaojun Peng*,Fengling Song，　Erhu Lu,Yanan Wang,Wei Zhou,Jiangli Fan and Yunling Gao,Heptamethine Cyanine Dyes with Large Stokes Shift and Strong Fluorescence：A Paradigm for Excited-State Intramolecular Charge Transfer，　J. Am. Chem. Soc. 2005,127,4170-4171

⒕ Fengling Song,Xiaojun Peng,* Erhu Lu,Yanan Wang,Wei Zhou and Jiangli Fan,Tuning the photoinduced electron transfer in near-infrared heptamethinecyanine dyes,Tetrahedron Letters. 2005,46（28），4817-4820.

⒖ Hongming Wang,Yong Wang,Ke-Li Han*,and Xiao-Jun Peng*,A DFT Study of Diels-Alder Reactions of o-Quinone Methides and Various Substituted Ethenes: Selectivity and Reaction Mechanism. J. Org. Chem.. 2005,70,4910-4917

⒗ Yunkou Wu,Xiaojun Peng*,Binchen Guo,Jiangli Fan,Zhichao Zhang,Jingyun Wang. Boron Dipyrromethene Fluorophore Based Fluorescence Sensor for the Selective Imaging of Zn2+ in living Cells. Organic & Biomolecular Chemistry. 2005,3,1387 - 1392.

⒘ Gao Yunling,Peng Xiaojun*,Sun Shiguo,Chen Changneng. (Bis（2-pyridylmethyl)- （6-hydroxymethyl-2 -pyridylmethyl)-amine) (μ-oxo)-diiron（Ⅲ） tetraperchlorate. Acta Cryst.,2005,C61⑴，m13-m15.

18．Erhu Lu,Xiaojun Peng,Fengling Song and Jiangli Fan. A Novel Fluorescent Sensor for Triplex DNA. Bioorganic & Medicinal Chemistry Letters,2005,15,255-257.

19．Xiuying Chen,Jiahao Guo,Xiaojun Peng,Min Guo,Yongqian Xu,Lei Shi,Li Wang,Yunling Gao,Shiguo Sun,Shengmin Cai. Novel cyanine dyes with different methine chains as nanocrystalline solar cell sensitizers. Journal of Photochemistry and Photobiology A: Chemistry,2005,171,235u2013240.

20．Feng Shi,Hong Yang Li,Xiao Jun Peng,Rong Zhang,Xiao Qiang Chen,Jiang Li Fan,Jing Nan Cui,Li Cheng Sun,Synthesis and Characterization of Two Novel High Valent Dinuclear Complexes with a Triphenolate Ligand Bearing Functional Groups,Chinese Chemical Letters,2005,16⑴，89-92

21．Liqiu Wang,Xiaojun Peng,Weibing Zhang,Fei Yin,Jingnan Cui,Xinqin Gao. Synthesis and Spectral Properties of Novel Wateru2013soluble Near-infrared Fluorescent Indocyanines. Chinese Chemical Letters,2005,16 ⑷，461-464

22.Liqiu Wang,Xiaojun Peng*,Erhu Lu,Jingnan Cui,Xinqin Gao. Novel Heptamethine 3H-Indocyanines and Their Spectral Properties. Chinese Chemical Letters,2005,16 ⑶，341-344

23．Rong Zhang,Shiguo Sun,Xiaojun Peng,Licheng Sun. Electrospray ionization mass spectrometry studies of rhenium(I) bipyridyl complexes.　European Journal of Mass Spectrum,2004,10,599 - 603.

24．Gao Yun-Ling,Peng Xiao-Jun,Sun Shi-Guo，Sun Li-Cheng,Chen Chang-Neng,Liu　Qiu-Tian,Huang De-Guang,Crystal Structure and Electrochemical Behavior of Copper Complex with 6-Hydroxymethyl-Substituted Tri （2-Pyridyl methyl)Amine,[CuCl(C19H20 N4O)]ClO4. Chinese Journal of Structural Chmestry,2004,11,1262-1265

25．Jiangli Fan,Yunkou Wu,and Xiaojun Peng,A Naphthalimide Fluorescent Sensor for Zn2+ Based on Photo-induced Electron Transfer. Chemistry Letters,2004,33⑽，1392-1393

26．Feng Shi,Hong Yang Li,Xiao Jun Peng,Rong Zhang,Xiao Qiang Chen,Jiang Li Fan,Li Cheng Sun,Synthesis and Photochemical Properties of a New Substituted Phenol Covalently Linked to Ruthenium （Ⅱ） Tris-bipyridine Containing Four Ester Groups as Sensitizer,Chinese Chemical Letters,2004,15⑿，1407-1410

27．Shiguo Sun,Xiaojun Peng,Mingwen Fan,Yongqian Xu,Lei Shi,Licheng Sun. Synthesis of two novel Rhenium(I) Bipyridyl photosentitive dyes. Chinese Chemical Letters,2004,15⑻，965-968

28．Shiguo Sun,Xiaojun Peng,Yongqian Xu,Lei Shi,Zhen Guo,Licheng Sun. A convenient synthesis and properties of Ru(bpy)2[bpy(CO2H)(COEt)](PF6）2 photosensitive dyes. Chinese Chemical Letters,2004,15⑻，969-972

29．Hongyang Li,Feng Shi,Yan Gao,Rong Zhang,Xiaojun Peng and Licheng Sun. Synthesis and characterisation of a high valent dinuclear Mn（Ⅲ，Ⅲ） complex of a triphenolate ligand [N4O3]3- with two extra functional groups. Journal of Chemical Research,2004,57-58

30．Fengling Song,Xiaojun Peng,Erhu Lu,Rong Zhang,Xiuying Chen,Bo Song. Syntheses,Spectral Properties and Photostabilities of Novel Water-Soluble Near-Infrared Cyanine Dyes. Journal of Photochemistry and Photobiology A: Chemistry,2004,168,53-57.

31．Fei Yin,Jianhui Liub,Xiaojun Peng. Effects of triethylene tetraamine on telomerase activity and proliferation in HeLa cells. Cell Biology International,2004,28,287-291

32．Liqiu Wang,Xiaojun Peng,Fengling Song,Erhu Lu,Jingnan Cui,Xinqin Gao,Rongwen Lu.　New near-infrared indocyanines and their spectral properties in SiO2 sol-gel. Dyes and Pigments,2004,61,103-107

33．Fei Yin,Jianhui Liu and Xiaojun Peng. Triethylene tetraamine: A Novel Telomerase Inhibitor. Bioorganic & Medicinal Chemistry Letters,2003,13,3923-3926

34．Liqiu Wang,Xiaojun Peng,Rong Zhang,Jingnan Cui. Novel water-soluble fluorescent trimethine indocyanines containing N-p-carboxyl group. Chinese Chemical Letters 2003,14⑴，21-24

35．Liqiu Wang,Xiaojun Peng,Rong Zhang,Jingnan Cui,Guoquan Xu,Fenggang Wang. Syntheses and spectral properties of fluorescent trimethine sulfo-3H-indocyanine dyes. Dyes and Pigments 2002,54,107-111

36．Xiaojun Peng,Jingyun Wang,Jingnan Cui,Rong Zhang and Ying Yan. Friedel- Crafs Reaction of Bis(trichoromethyl)carbonate for the Preparation of Benzophenone. Synthetic Communications 2002,32⒂，2361-2367

33．Jingyun Wang,Xiaojun Peng and Lijia An. Kinetics of inactivation of ulva perusa kjellm alkaline by ethylenediaminetetraacetic acid disodium. J. Enzyme Inhibitor 2001,16⑷，313-319.

34．X.J.Peng,J. Sun,J.Y. Wang and D. H. Zhou,Study on The Silk Finishing Process with Epoxy Resins　J. Text. Inst. 1997,88,Part 1⑵，143-148

35．Xiaojun Peng,Hai Yu,Yanhong Huang,Jingyun Wang,N,N'-Phosgenation in the Synthesis of Direct Dyes Containing The Ureylene Group,Dyes and Pigments,1996,32⑷，193-198

36．Xiaojun Peng,Jingzong Yang,A study of Oil-soluble Azo Dyes for Silver Dye-bleach Photography　J. Soc. Dyers and Colourists　1995,111⑹，190-194

37．Xiaojun Peng,Jie Sun,Silk Finishing with Epoxides.　J. Soc. Dyers and Colourists　1993,109⑷，159-163

38．Electrochemical Behavior of Azo Dyes in Acid/Ethanol media　Dyes and Pigments 1992,20⑵，　73-81

熒光染料功能強(qiáng)化的基礎(chǔ)與應(yīng)用研究，國家自然科學(xué)二等獎（2013年）

大幅面數(shù)碼噴墨染料及其應(yīng)用，國家技術(shù)發(fā)明二等獎（2006年）

計(jì)算機(jī)彩色噴繪墨水的研制，遼寧省科技進(jìn)步一等獎（2004年）

大幅面數(shù)碼噴墨染料及其應(yīng)用，中國石油和化學(xué)工業(yè)技術(shù)發(fā)明一等獎（2005年）

2020年5月，榮獲第二屆全國創(chuàng)新爭先獎狀。