Patent ID: 8894891

Claim:
A nanomaterial comprising: a nanocrystal; and an outer layer including a ligand, wherein the ligand includes a polymer including a random copolymer including regions of R 1 , R 2 , and R 3 , wherein: R 1 has a formula -L 1 -T 1 , wherein L 1 includes alkylene terminated by —CONH—, wherein T 1 includes imidazole; R 2 has a formula -L 2 -T 2 , wherein L 2 includes alkylene terminated by —CONH—, wherein T 2 includes —[O—CH 2 —CHR 5 ] n —R 6 , where R 5 is H, n is an integer in the range of 0 to 30, and R 6 is C 1 to C 6 alkoxy; R 3 has a formula -L 3 -T 3 , wherein L 3 includes alkylene terminated by —CONH—, wherein T 3 includes —[O—CH 2 —CHR 7 ] m —R 8 , where R 7 is H, m is an integer in the range of 0 to 30, and R 8 is C 1 to C 6 aminoalkyl.