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Self-assembly, as one kind of general phenomenon, has often been reported in solution chemistry. However, in gas–solid phase, it seldom has been disclosed. The MoN nanochex exhibits unique geometrical ...
Old grunge effect faded paper look background - suitable to use as background, letter head, etc. The illustration is in sky blue colour with grunge effect having aberrations all over. No people. No ...
Download this Mindfulness Meditation And Yoga Background In Pastel Vintage Colors With Women Sit With Crossed Legs And Meditate Vector Illustration vector illustration now. And search more of iStock's ...