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paper help baozi thanks

paper help baozi thanks# Chemistry - 化学

s*i2012-11-29 08:11

1 楼

我的J1材料上周三就寄到美国J1 豁免部门了, 现在查状态还是显示: Currently,
there is no information regarding the status of your case.
请问寄到材料后一会多久会更新显示状态? 我担心是不是材料丢了或者除了其他问题.
多谢

q*i2012-11-29 08:11

2 楼

Synthesis and optimization of colloidal silica nanoparticles and their
functionalization with methacrylic acid Full Text By Arantes, Tatiane M.;
Pinto, Alexandre H.; Leite, Edson R.; Longo, Elson; Camargo, Emerson R.
From Colloids and Surfaces, A: Physicochemical and Engineering Aspects (2012
), 415, 209-217
http://www.sciencedirect.com/science/article/pii/S0927775712006
An improved process for the surface modification of SiO2 nanoparticles
Green Chemistry (2012), 14, (11), 3013-3015.
http://pubs.rsc.org/en/content/articlelanding/2012/gc/c2gc36369
Versatile modification for highly dispersive and functionalized mesoporous
silica nanoparticles
Chemistry Letters (2012), 41, (5), 507-509
Synthesis and optimization of colloidal silica nanoparticles and their
functionalization with methacrylic acid
Colloids and Surfaces, A: Physicochemical and Engineering Aspects (2012),
415, 209-217.
Mesoporous silica nanoparticles: Structural design and applications
Journal of Materials Chemistry (2010), 20, (37), 7924-7937.