Disclosed herein are crystalline compositions comprising tessellated rigid triangular macrocycles in a two-dimensional plane and methods of making the same.

Disclosed herein are crystalline compositions comprising tessellated rigid triangular macrocycles in a two-dimensional plane and methods of making the same.

M-phthalocyanine nanowires according to the present invention can have a variety of uses as the M-phthalocyanine nanowires can control the crystalline structure thereof by controlling the flow speed of a carrier gas to a suitable range, and can exist in hydrophilic solvent without agglutinating due to superb dispersibility in water.

The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula A.sup.1.sub.aM.sup.2.sub.bX.sub.c, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to components comprising luminescent crystals.

The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula A.sup.1.sub.aM.sup.2.sub.bX.sub.c, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to components comprising luminescent crystals.

Methods for the bottom-up growth of graphene nanoribbons are provided. The methods utilize small aromatic molecular seeds to initiate the anisotropic chemical vapor deposition (CVD) growth of graphene nanoribbons having low size polydispersities on the surface of a growth substrate. The aromatic molecular seeds include polycyclic aromatic hydrocarbons (PAHs), functionalized derivatives of PAHs, heterocyclic aromatic molecules, and metal complexes of heterocyclic aromatic molecules.

Methods for the bottom-up growth of graphene nanoribbons are provided. The methods utilize small aromatic molecular seeds to initiate the anisotropic chemical vapor deposition (CVD) growth of graphene nanoribbons having low size polydispersities on the surface of a growth substrate. The aromatic molecular seeds include polycyclic aromatic hydrocarbons (PAHs), functionalized derivatives of PAHs, heterocyclic aromatic molecules, and metal complexes of heterocyclic aromatic molecules.

The invention is directed to a method for elucidating the three-dimensional structure of compounds by X-ray diffraction (X-ray SCD) characterized in that the compound is co-analyte crystallized with tetraaryladamantanes according to general formula I Wherein R and R′ are identical or different residues selected from the group consisting of O-R1, S-R1, NHR1, NR1R2, F, Cl, Br or I and R1, R2 stand for identical or different, substituted on not substituted aliphatic or aromatic residues having 1 to 25 carbon atoms and the the three-dimensional structure of the compound is obtained by X-ray diffraction (X-ray SCD).

##STR00001##

The invention is directed to a method for elucidating the three-dimensional structure of compounds by X-ray diffraction (X-ray SCD) characterized in that the compound is co-analyte crystallized with tetraaryladamantanes according to general formula I Wherein R and R′ are identical or different residues selected from the group consisting of O-R1, S-R1, NHR1, NR1R2, F, Cl, Br or I and R1, R2 stand for identical or different, substituted on not substituted aliphatic or aromatic residues having 1 to 25 carbon atoms and the the three-dimensional structure of the compound is obtained by X-ray diffraction (X-ray SCD).

##STR00001##

The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula A.sup.1.sub.aM.sup.2.sub.bX.sub.c, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to components comprising luminescent crystals.