摘要:
Under-gate field emission triode devices, and cathode assemblies for use therein, contain a charge dissipation layer. The charge dissipation layer may be located under or over the cathode electrode and/or electron field emitter.
摘要:
A field emission device in which a protective material is employed in relation to the anode wherein the protective material is selected from one or more members of the group consisting of amorphous carbon, graphite, diamond-like carbon, fullerenes, carbon nanotubes, a (co)polymer and an organic coating compound.
摘要:
There is disclosed a compound having Formula I or Formula I′: In Formula I and Formula I′: Ar1 and Ar2 are the same or different and are aryl groups; R1 through R5 are independently the same or different at each occurrence and are D, F, alkyl groups, aryl groups, alkoxy groups, silyl groups, or crosslinkable groups; R6 is H, D, or halogen; a through e are independently an integer from 0 to 4; f is 1 or 2; g is 0, 1 or 2; h is 1 or 2; and n is an integer greater than 0.
摘要:
This invention relates to a composition including (a) a dopant, (b) a first host having at least one unit of Formula I, and (c) a second host compound. Formula I has the structure where Q is a fused ring linkage having the formula In Formula I: R1 is the same or different at each occurrence and is D, alkyl, aryl, silyl, alkoxy, aryloxy, cyano, vinyl, or allyl; R2 is the same or different at each occurrence and is H, D, alkyl, or aryl, or both R2 are an N-heterocycle; R3 is the same or different at each occurrence and is H, D, cyano, alkyl or aryl; and a is the same or different at each occurrence and is an integer from 0-4.
摘要翻译:本发明涉及包含(a)掺杂剂,(b)具有至少一个式I单元的第一主体和(c)第二主体化合物的组合物。 式I具有结构式,其中Q为具有式I的稠环键。式I中:R 1在每次出现时相同或不同,为D,烷基,芳基,甲硅烷基,烷氧基,芳氧基,氰基,乙烯基或烯丙基; R2在每次出现时相同或不同,为H,D,烷基或芳基,或两者均为N-杂环; R 3在每次出现时相同或不同,为H,D,氰基,烷基或芳基; 并且a在每次出现时相同或不同,为0-4的整数。
摘要:
A compound having Formula I, Formula II, or Formula III: Ar1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T1 and T2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration.
摘要:
This invention relates to a composition including (a) a dopant, (b) a first host having at least one unit of Formula I, and (c) a second host compound. Formula I has the structure In Formula I: Ar1, Ar2, and Ar3 are the same or different and are H, D, or aryl groups. At least two of Ar1, Ar2, and Ar3 are aryl and none of Ar1, Ar2, and Ar3 includes an indolocarbazole moiety.
摘要翻译:本发明涉及包含(a)掺杂剂,(b)具有至少一个式I单元的第一主体和(c)第二主体化合物的组合物。 式I具有式I中的结构:Ar1,Ar2和Ar3相同或不同,为H,D或芳基。 Ar 1,Ar 2和Ar 3中的至少两个是芳基,Ar 1,Ar 2和Ar 3都不包括吲哚并咔唑部分。
摘要:
There is provided a compound having Formula I or Formula II In Formula I: R1-R4 are the same or different and are H, D, alkyl, silyl, alkoxy, cyano or aryl. At least two of R1-R4 are aryl groups and at least one aryl group includes an N,O,S-heterocycle. When two of R1-R4 include N-carbazolyl groups, two of R1-R4 are not aryl; In Formula II: Q is a single bond or a hydrocarbon aryl; and R5 and R6 are the same or different at each occurrence and are H, D, alkyl, silyl, alkoxy, cyano or aryl. At least one of R5 and at least one of R6 are an aryl group. At least one aryl group includes an N,O,S-heterocycle.