Search results
Search for "organic light-emitting diodes" in Full Text gives 87 result(s) in Beilstein Journal of Organic Chemistry.
Garner’s aldehyde as a versatile intermediate in the synthesis of enantiopure natural products
Beilstein J. Org. Chem. 2013, 9, 2641–2659, doi:10.3762/bjoc.9.300
- in materials sciences, as evidenced by the introduction of chiral organic light emitting diodes [4][5]. In certain cases, one enantiomer may be harmful. This was the case, for example, with the drug thalidomide (Figure 1), the (R)-enantiomer of which was sold to pregnant women as a sedative and
Synthesis and characterization of low-molecular-weight π-conjugated polymers covered by persilylated β-cyclodextrin
Beilstein J. Org. Chem. 2012, 8, 1505–1514, doi:10.3762/bjoc.8.170
- particular have been the focus of much research as encouraging candidates for organic light-emitting diodes (OLEDs) due to their pure blue luminescence and high efficiency [5][6][7][8][9][10]. The application of PFs and PDOF conjugated polymers is limited by unwanted side effects, such as aggregation and a
Synthesis and characterization of a novel carboxyl group containing (co)polyimide with sulfur in the polymer backbone
Beilstein J. Org. Chem. 2012, 8, 776–786, doi:10.3762/bjoc.8.88
- attractive for optical lenses and optoelectronic applications, such as OLEDs (organic light-emitting diodes) or high-performance CMOS-CISs (complementary metal–oxide–semiconductor contact image sensor) [18]. Although (co)polyimides exhibit excellent properties and are numbered among the high-performance
Imidazole as a parent π-conjugated backbone in charge-transfer chromophores
Beilstein J. Org. Chem. 2012, 8, 25–49, doi:10.3762/bjoc.8.4
- robustness, possibility for further modification, and facile property tuning. Hence, heteroaromatic push–pull chromophores have been targeted and investigated as active components of optoelectronic devices, organic light-emitting diodes (OLED), photovoltaic cells, semiconductors, switches, data-storage
Synthesis and characterization of new diiodocoumarin derivatives with promising antimicrobial activities
Beilstein J. Org. Chem. 2011, 7, 1688–1696, doi:10.3762/bjoc.7.199
- ]. Moreover, coumarin-based dyes and pigments are organic fluorescent materials exhibiting unique photochemical and photophysical properties, which render them useful in a variety of applications such as dye lasers, anion sensors, organic light-emitting diodes and solar cells [9][10]. Iodo-organic derivatives
Synthesis of dye/fluorescent functionalized dendrons based on cyclotriphosphazene
Beilstein J. Org. Chem. 2011, 7, 1577–1583, doi:10.3762/bjoc.7.186
- publications have reported the synthesis, the study of photophysical properties and several uses of fluorescent dendrimers, emphasizing in particular their role as light-harvesters [4] for organic light-emitting diodes (OLEDs) [5] and as tools in biology [6]. Many different types of fluorophores have been
Novel carbazole–pyridine copolymers by an economical method: synthesis, spectroscopic and thermochemical studies
Beilstein J. Org. Chem. 2011, 7, 638–647, doi:10.3762/bjoc.7.75
- has been focused on organic semiconductors, including polymers, oligomers, dendrimers, small molecules and heavy-metal complexes, after the discovery by Burroughes et al. in 1990 [1][2][3][4][5][6] that they can be used for fabricating organic light emitting diodes (OLEDs). A number of criteria exist
A rapid and efficient synthetic route to terminal arylacetylenes by tetrabutylammonium hydroxide- and methanol-catalyzed cleavage of 4-aryl-2-methyl-3-butyn-2-ols
Beilstein J. Org. Chem. 2011, 7, 426–431, doi:10.3762/bjoc.7.55
- have been widely used in the preparation of photoelectric devices such as organic light-emitting diodes (OLEDs) [1][2][3][4], field-effect transistors (OFETs) [5][6], and organic photovoltaic cells (OPVCs) [7][8][9]. The palladium-catalyzed Sonogashira cross-coupling of an aryl halide with a mono
Syntheses and properties of thienyl-substituted dithienophenazines
Beilstein J. Org. Chem. 2010, 6, 1180–1187, doi:10.3762/bjoc.6.135
- : oligothiophenes; phenazines; scanning tunneling microscopy; self-assembled monolayers; TD-DFT calculations; Introduction Thiophene based oligomers and polymers have drawn considerable interest as active materials in various fields of organic electronics such as organic light-emitting diodes (OLEDs), organic thin
Progress in liquid crystal chemistry
Beilstein J. Org. Chem. 2009, 5, No. 48, doi:10.3762/bjoc.5.48
- organic light emitting diodes, photovoltaic devices, organic field effect transistors, gas sensors etc. [3][4][5][6][7][8]. One of the major issues in liquid crystal research today is still the poor knowledge of structure-property relationships and thus the synthesis of whole series of structurally
A stable enol from a 6-substituted benzanthrone and its unexpected behaviour under acidic conditions
Beilstein J. Org. Chem. 2009, 5, No. 31, doi:10.3762/bjoc.5.31
- the reaction products is proposed and supported by DFT calculations. Keywords: consecutive reactions; intramolecular cyclization; molecular modelling; spiro compounds; X-ray structural analysis; Introduction Compounds for optoelectronic applications with electroluminescent (e.g. organic light
- -emitting diodes, OLEDs) or light-harvesting properties (e.g. organic solar cells) are receiving more and more attention [1]. In this respect benzanthrone (1), with its luminescent and photosensitizing properties, is an interesting candidate for the construction of these systems. Recently, aminobenzanthrone
Convenient methods for preparing π-conjugated linkers as building blocks for modular chemistry
Beilstein J. Org. Chem. 2009, 5, No. 11, doi:10.3762/bjoc.5.11
- ], organic light-emitting diodes (OLED) [9] or functional polymers [10][11][12][13]. A typical push-pull chromophore consists of a polar A-π-D system with a planar π-system end-capped by a strong electron donor (D) and a strong electron acceptor (A). The π-conjugated system ensuring charge-transfer (CT
Other Beilstein-Institut Open Science Activities
