279. General boundary mapping method and its application in designing an arbitrarily shaped perfect electric conductor reshaper. Guan Jianguo*, Li Wei, Wang Wei, Fu Zhengyi. Opt. Express.,2011, 19(20): 19470−19751. http://dx.doi.org/10.1364/OE.19.019740

278. Flowerlike porous hematite nanoarchitectures achieved by complexation-mediated oxidation- hydrolysis reaction. Huang Xing, Guan Jianguo*, Xiao Zhidong, Tong Guoxiu, Mou Fangzhi, Fan Xi'an. J. Colloid Interf. Sci., 2011, 357(1): 36−45. http://dx.doi.org/10.1016/j.jcis.2011.02.001

277. Preparation of heterostructured mesoporous In₂O₃/Ta₂O₅ nanocomposites with enhanced photocatalytic activity for hydrogen evolution. Xu Leilei, Guan Jianguo*, Gao Liang, Sun Zhigang. Catal. Commun., 2011, 12(6): 548−552. http://dx.doi.org/10.1016/j.catcom.2010.11.027

276. Homogeneous materials constructed electromagnetic field concentrators with adjustable concentrating ratio. Li Wei, Guan Jianguo*, Wang Wei. J. Phys. D: Appl. Phys., 2011, 44(12): 125401. http://dx.doi.org/10.1088/0022-3727/44/12/125401

275. Goethite hierarchical nanostructures: glucose-assisted synthesis, chemical conversion into hematite with excellent photocatalytic properties. Tong Guoxiu, Guan Jianguo*, Zhang Qingjie. Mater. Chem. Phys., 2011, 127(1-2): 371−378. http://dx.doi.org/ 10.1016/j.matchemphys.2011.02.021

274. Polymorphous Fe/Fe_xO_y composites: One-step oxidation preparation, composition control, and static magnetic and electromagnetic characteristics. Tong Guoxiu*, Yuan Jinhao, Ma Ji, Guan Jianguo*, Wu Wenhua, Liangchao, Qiao Ru. Mater. Chem. Phys., 2011, 129(3): 1189−1194. http://dx.doi.org/10.1016/j.matchemphys.2011.06.003

273. Microfiber SMPU film affords quicker shape recovery than the bulk one. Zhang Jingnan, Ma Yongmei, Zhang Jingjing, Xu Dan, Yang Qinglin*, Guan Jianguo*, Cao Xinyu*, Jiang Lei. Mater. Lett., 2011, 65(23-24): 3639−3642. http://dx.doi.org/10.1016/j.matlet.2011.06.083

272. Synthesis and characterization of nanosized urchin-like α-Fe2O3 and Fe3O4: microwave electromagnetic and absorbing properties. Tong Guoxiu*, Wu Wenhua, Guan Jianguo, Qian Haisheng, Yuan Jinhao, Li Wei. J. Alloy. Compd., 2011, 509(11): 4320−4326. http://dx.doi.org/ 10.1016/j.jallcom.2011.01.058

271. Enhanced electromagnetic characteristics of carbon nanotubes/carbonyl iron powders complex absorbers in 2-18 GHz ranges. Tong Guoxiu*, Wu Wenhua, Hua Qiao, Miao Yuqing, Guan Jianguo, Qian Haisheng. J. Alloy. Compd., 2011, 509(2): 451−456. http://dx.doi.org/10.1049/mnl.2011.0316

270. Microwave dielectric properties of Li₂TiO₃ ceramics sintered at low temperatures.  Liang Jun, Lu Wenzhong*, Wu Jiamin, Guan Jianguo*. Mater. Sci. Eng. B-Adv., 2011, 176(2): 99−102. http://dx.doi.org/10.1016/j.mseb.2010.09.009

269. Solution synthesis and novel magnetic properties of ball-chain iron nanofibers. Tong Guoxiu*, Wu Wenhua, Guan Jianguo*, Wang Jianping, Ma Ji, Yuan Jinhao, Wang Sunli. J. Mater. Res., 2011, 26(20): 2590−2598. http://dx.doi.org/10.1557/jmr.2011.307

268. Morphology dependence of static magnetic and microwave electromagnetic characteristics of polymorphic Fe₃O₄nanomaterials. Tong Guoxiu*, Wu Wenhua, Qiao Ru, Yuan Jinhao, Guan Jianguo, Qian Haisheng. J. Mater. Res., 2011, 26(13): 1639−1645. http://dx.doi.org/10.1557/jmr.2011.131

267. Enhanced microwave absorption properties of Fe nanotubes fabricated by a facile gas bubble-engaged assembly technique. Tong Guoxiu*, Hong Mi, Guan Jianguo, Yuan Jinhao, Wu Wenhua, Qian Haisheng. Micro. Nano. Lett., 2011, 6(8): 722−724. http://dx.doi.org/ 10.1016/j.jallcom.2010.09.055