Abstract: A Si-containing film forming composition comprising a catalyst and/or a polysilane and a N—H free, C-free, and Si-rich perhydropolysilazane having a molecular weight ranging from approximately 332 dalton to approximately 100,000 dalton and comprising N—H free repeating units having the formula [—N(SiH3)x(SiH2-)y], wherein x=0, 1, or 2 and y=0, 1, or 2 with x+y=2; and x=0, 1 or 2 and y=1, 2, or 3 with x+y=3. Also disclosed are synthesis methods and applications for using the same.

Abstract: Methods for forming a Si-containing film on a substrate comprise heating the substrate to a temperature higher than S50° C., exposing the substrate to a vapor including a Si-containing film forming composition containing a Si-containing precursor having the formula: SiR1yR24-x-y(NH—SiR?3)x, wherein x=2, 3, 4; y=0, 1, 2, R1 and R2 each are independently selected from H, a halogen (Cl, Br, I), an C1-C4 alkyl, an isocyanate, a C1-C4 alkoxide, or an —NR3R4 group in which R3 and R4 each are independently selected from H, a C1-C4 alkyl, provided that if R3=H, R4>C1; each R? is independently selected from H, a halogen (Cl, Br, I), or a C1-C4 alkyl, and depositing the Si-containing precursor onto the substrate to form the Si-containing film on the substrate through an ALD process. The Si-containing precursor may be selected from SiH2(NH˜Si(CH3)3)2, SiHCI(NH—Si(CH3)3)2, SiCI2(NH˜Si(CH3)3)2, SiH(NH—Si(CH3)3)3, SiCI(NH—Si(CH3)3)3, or Si(NH—Si(CH3)3)4.

Abstract: Solid or liquid N—H free, C-free, and Si-rich perhydropolysilazane compositions comprising units having the following formula [—N(SiH3)x(SiH2—)y], wherein x=0, 1, or 2 and y=0, 1, or 2 when x+y=2; and x=0, 1 or 2 and y=1, 2, or 3 when x+y=3 are disclosed. Also disclosed are synthesis methods and applications for the same.

Abstract: Disclosed are Group 6 transition metal-containing thin film forming precursors to deposit Group 6 transition metal-containing films on one or more substrates via vapor deposition processes.

Abstract: Group 4 transition metal-containing film forming compositions comprising Group 4 transition metal azatrane precursors are disclosed. Also disclosed are methods of synthesizing and using the disclosed precursors to deposit Group 4 transition metal-containing films on one or more substrates via vapor deposition processes.

Abstract: Disclosed are Group 6 transition metal-containing thin film forming precursors to deposit Group 6 transition metal-containing films on one or more substrates via vapor deposition processes.

Abstract: Disclosed are methods of using Group 4 transition metal azatrane precursors to deposit Group 4 transition metal-containing films on one or more substrates via vapor deposition processes.

Abstract: A Si-containing film forming composition comprising a catalyst and/or a polysilane and a N—H free, C-free, and Si-rich perhydropolysilazane having a molecular weight ranging from approximately 332 dalton to approximately 100,000 dalton and comprising N—H free repeating units having the formula [—N(SiH3)×(SiH2?)y], wherein x=0, 1, or 2 and y=0, 1, or 2 with x+y=2; and x=0, 1 or 2 and y=1, 2, or 3 with x+y=3. Also disclosed are synthesis methods and applications for using the same.

Abstract: A Si-containing film forming composition comprising a catalyst and/or a polysilane and a N—H free, C-free, and Si-rich perhydropolysilazane having a molecular weight ranging from approximately 332 dalton to approximately 100,000 dalton and comprising N—H free repeating units having the formula [—N(SiH3)x(SiH2-)y], wherein x=0, 1, or 2 and y=0, 1, or 2 with x+y=2; and x=0, 1 or 2 and y=1, 2, or 3 with x+y=3. Also disclosed are synthesis methods and applications for using the same.

Abstract: Synthesis of tungsten pentahalide compositions having low impurity profiles are disclosed. The specific impurity profile permits deposition of high purity tungsten-containing films using vapor deposition processes or other semiconductor manufacturing processes without introduction of performance-impacting contaminants.

Abstract: Solid or liquid N—H free, C-free, and Si-rich perhydropolysilazane compositions comprising units having the following formula [—N(SiH3)x(SiH2—)y], wherein x=0, 1, or 2 and y=0, 1, or 2 when x+y=2; and x=0, 1 or 2 and y=1, 2, or 3 when x+y=3 are disclosed. Also disclosed are synthesis methods and applications for the same.

Abstract: Synthesis of tungsten pentahalide compositions having low impurity profiles are disclosed. The specific impurity profile permits deposition of high purity tungsten-containing films using vapor deposition processes or other semiconductor manufacturing processes without introduction of performance-impacting contaminants.

Abstract: Solid or liquid N—H free, C-free, and Si-rich perhydropolysilazane compositions comprising units having the following formula [—N(SiH3)x(SiH2—)y], wherein x=0, 1, or 2 and y=0, 1, or 2 when x+y=2; and x=0, 1 or 2 and y=1, 2, or 3 when x+y=3 are disclosed. Also disclosed are synthesis methods and applications for the same.

Abstract: Disclosed are Group 6 transition metal-containing thin film forming precursors to deposit Group 6 transition metal-containing films on one or more substrates via vapor deposition processes.

Abstract: Synthesis of tungsten pentahalide compositions having low impurity profiles are disclosed. The specific impurity profile permits deposition of high purity tungsten-containing films using vapor deposition processes or other semiconductor manufacturing processes without introduction of performance-impacting contaminants.

Abstract: Group 4 transition metal-containing film forming compositions comprising Group 4 transition metal azatrane precursors are disclosed. Also disclosed are methods of synthesizing and using the disclosed precursors to deposit Group 4 transition metal-containing films on one or more substrates via vapor deposition processes.

Abstract: Disclosed are methods of selectively synthesizing inorganic silanes, such as halosilane and dihalosilane, comprising the step of reacting the halide or halogen (i.e., HX or X2 wherein X is Cl, Br, or I) with RSiH3, wherein R is an unsaturated C4 to C8 cyclic hydrocarbon or heterocycle group, provided that a C6 cyclic aromatic includes at least one hydrocarbyl ligand, in the presence of a catalyst, to produce RH and the inorganic silane having the formula SixHaXb, wherein x=1-4; a=1-9; b=1-9; and a+b=2x+2.

Abstract: Solid or liquid N—H free, C-free, and Si-rich perhydropolysilazane compositions comprising units having the following formula [—N(SiH3)x(SiH2-)y], wherein x=0, 1, or 2 and y=0, 1, or 2 when x+y=2; and x=0, 1 or 2 and y=1, 2, or 3 when x+y=3 are disclosed. Also disclosed are synthesis methods and applications for the same.

Abstract: Disclosed are methods of selectively synthesizing inorganic silanes, such as halosilane and dihalosilane, comprising the step of reacting the halide or halogen (i.e., HX or X2 wherein X is Cl, Br, or I) with RSiH3, wherein R is an unsaturated C4 to C8 cyclic hydrocarbon or heterocycle group, provided that a C6 cyclic aromatic includes at least one hydrocarbyl ligand, in the presence of a catalyst, to produce RH and the inorganic silane having the formula SixHaXb, wherein x=1-4; a=1-9; b=1-9; and a+b=2x+2.