我们报告N,对称方酸菁染料的新衍生物N-二芳基具有高溶解度和高的吸收率(ε= 0.71-4.1×10苯胺取代基5中号-1 厘米-1在红色太阳光谱区域)(λ最大= 645-694 nm)使其成为有机光伏(OPV)应用的有希望的候选者。还制备了非对称的N,N-二异丁基苯胺基和N,N-二苯基苯胺基(二苯基氨基)方胺,相对于它们的对称对应物,它们给出了蓝移的吸收光谱(λmax = 529–535 nm)。与双(N,N-二异丁基苯胺基)方酸相比,对称和不对称的N,N-二芳基苯胺方酸在溶液中的吸收带比N,N-di烷基苯胺方酸的对应物要宽得多:N,N-二芳基苯胺方酸的半峰全宽(fwhm)为1280–1980 cm –1,而N,N-二异丁基苯胺基对苯二酚的fwhm值仅为630 cm –1。N,N-二芳基苯胺类方酸薄膜的吸收带进一步扩大到2500-3300 cm -1。N,N-Di芳基苯胺类方括号是荧光的,
SQUARYLIUM COMPOUNDS AND INFRARED CUT FILMS, INFRARED CUT FILTERS AND ELECTRONIC DEVICES INCLUDING THE SAME
申请人:Samsung Electronics Co., Ltd.
公开号:US20180282303A1
公开(公告)日:2018-10-04
A squarylium compound has high transmittance in a visible wavelength spectrum of light and is configured to selectively absorb light in an infrared/near infrared wavelength spectrum of light.
ORGANIC PHOTOSENSITIVE DEVICES COMPRISING ARYL SQUARAINES AND METHODS OF MAKING THE SAME
申请人:Thompson Mark
公开号:US20120248419A1
公开(公告)日:2012-10-04
There is disclosed squaraine compounds of formula I:
wherein each of Y
1
and Y
2
is independently chosen from an optionally substituted amino group and an optionally substituted aryl group. Also described are organic optoelectronic devices comprising a Donor-Acceptor heterojunction that is formed from one or more of the squaraine compounds. A method of making the disclosed device, which may include one or more sublimation step for depositing said squaraine compound, is also disclosed.
ORGANIC ELECTROLUMINESCENCE DEVICE AND FUSED POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
申请人:Samsung Display Co., Ltd.
公开号:US20210013430A1
公开(公告)日:2021-01-14
An organic electroluminescence device of an embodiment includes a first electrode and a second electrode facing the first electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one selected from among the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency.