@article{874, author = {Takeshi Kitajima and Bing Liu and Stephen Leone}, title = {Two-dimensional periodic alignment of self-assembled Ge islands on patterned Si(001) surfaces}, year = {2002}, journal = {Applied Physics Letters}, volume = {80}, pages = {497}, month = {Jan-01-2002}, issn = {00036951}, doi = {10.1063/1.1434307}, }