1Study on Preparation of CoFe2O4、ZnFe2O4 and Co0.5Zn0.5 Fe2O4 Nano-sized Powders by Solid-state Reaction at Ambient TemperatureJIANG Wei, WANG Ying-hui, YANG Yi, LI Feng-shengNano-technology for Powder1-42Synthesis of ZnO Nano-crystal Powder by Molten Salt MethodWANG Jian, DENG Xiao-zhi, QIU Xin-ping, ZHU Wen-peng, WU Wen-hong, LI JunNano-technology for Powder5-83Preparation of Magnesium Oxide Nano-particles by Surface Modification DryingWANG Bao-he, ZHANG Wei, ZHANG Wen-bo, FAN Fang-rongNano-technology for Powder9-11,164Research of Silicon Nitride Powder Prepared by Self-propagating High-temperature SynthesisLI Jin-fu, CHANG Yong-wei, LI Kang, WANG Zheng-jun, DUAN Guan-wen, WANG Yong-junPowder Preparation12-165Effect of Gelation on Preparation of Ultrafine CaCO3 PowdersZHANG Sheng-sheng, JIN Xin, ZHU HongPowder Preparation17-206Method for Certifying the Particle Counting Certified Reference MaterialsZHANG Wen-ge, LIU Jun-jiePowder Measurement and Characterization21-237Study on Projected Outline Fractal Dimension Mid-position Fractal Dimension Characterizing Particle Group's Degree of RoughnessWANG Fei, WU Cheng-baoPowder Measurement and Characterization24-27,308Single-phase Numerical Simulation on Comminuting Concave of Superfine Comminuting Mill with TurbulenceGONG Jun, SONG Yong-qi, GUO Run-lanPowder Treatment and Process28-309Controlling Hydrate Reaction of Lime by Surface Modification of PowderLI LengPowder Treatment and Process31-3310Research Development on Preparation Technology of Nano-sized α-Fe2O3 Gas Sensing Powder and FilmLIU Hai-feng, PENG Tong-jiang, SUN Hong-juanReview34-38,4311Applications and Developments of Nano-materials in AerospaceMAO Ke-xiang, CHENG Hai-bin, GUAN Jian-guoReview39-4312Application of Rapid Expansion of Supercritical Solution Process in Particle EncapsulationDONG Yong-qiang, HUANG Zhi-kun, XIE Fang, LIU Xue-wu, LI Zhi-yiReview44-46