Search Results - "Gierschner, Johannes"
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Dual Emission: Classes, Mechanisms, and Conditions
Published in Angewandte Chemie International Edition (11-10-2021)“…There has been much interest in dual‐emission materials in the past few years for materials and life science applications; however, a systematic overview of…”
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Organic Single Crystal Lasers: A Materials View
Published in Advanced optical materials (01-03-2016)“…Materials design has become a vigorous aspect for organic solid‐state lasing, which often lacks a fundamental understanding of structure–property…”
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3
Stabilizing and Modulating Color by Copigmentation: Insights from Theory and Experiment
Published in Chemical reviews (11-05-2016)“…Natural anthocyanin pigments/dyes and phenolic copigments/co-dyes form noncovalent complexes, which stabilize and modulate (in particular blue, violet, and…”
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4
Luminescence in Crystalline Organic Materials: From Molecules to Molecular Solids
Published in Advanced optical materials (01-07-2021)“…Luminescent small, all‐organic molecules are of tremendous interest in materials and life science applications. Nevertheless, targeted design requires a basic…”
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Room‐Temperature‐Phosphorescence‐Based Dissolved Oxygen Detection by Core‐Shell Polymer Nanoparticles Containing Metal‐Free Organic Phosphors
Published in Angewandte Chemie International Edition (18-12-2017)“…The highly sensitive optical detection of oxygen including dissolved oxygen (DO) is of great interest in various applications. We devised a novel…”
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6
Suppressing molecular motions for enhanced room-temperature phosphorescence of metal-free organic materials
Published in Nature communications (02-12-2015)“…Metal-free organic phosphorescent materials are attractive alternatives to the predominantly used organometallic phosphors but are generally dimmer and are…”
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Highly Efficient and Stable Inverted Perovskite Solar Cell Obtained via Treatment by Semiconducting Chemical Additive
Published in Advanced materials (Weinheim) (01-02-2019)“…The addition of chemical additives is considered as a promising approach for obtaining high‐quality perovskite films under mild conditions, which is essential…”
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Highly Emissive H‑Aggregates or Aggregation-Induced Emission Quenching? The Photophysics of All-Trans para-Distyrylbenzene
Published in The journal of physical chemistry letters (15-08-2013)“…The present Perspective critically re-examines the photophysics of para-distyrylbenzene (DSB) as a prototype of herringbone-arranged H-aggregates to resolve…”
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Multistimuli Two-Color Luminescence Switching via Different Slip-Stacking of Highly Fluorescent Molecular Sheets
Published in Journal of the American Chemical Society (06-10-2010)“…Color tuning and switching of the solid-state luminescence of organic materials are attractive subjects for both the fundamental research and practical…”
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Formation and degradation of strongly reducing cyanoarene-based radical anions towards efficient radical anion-mediated photoredox catalysis
Published in Nature communications (06-01-2023)“…Cyanoarene-based photocatalysts (PCs) have attracted significant interest owing to their superior catalytic performance for radical anion mediated photoredox…”
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Light‐Harvesting Fluorescent Supramolecular Block Copolymers Based on Cyanostilbene Derivatives and Cucurbit[8]urils in Aqueous Solution
Published in Advanced functional materials (24-01-2018)“…A novel system of light‐harvesting supramolecular block copolymers (SBCPs) in water is demonstrated. To realize cucurbit[8]uril (CB[8])‐based SBCPs generating…”
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Tailor-Made Highly Luminescent and Ambipolar Transporting Organic Mixed Stacked Charge-Transfer Crystals: An Isometric Donor–Acceptor Approach
Published in Journal of the American Chemical Society (27-03-2013)“…We have rationally designed a densely packed 1:1 donor–acceptor (D–A) cocrystal system comprising two isometric distyrylbenzene- and…”
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13
High-Contrast Red-Green-Blue Tricolor Fluorescence Switching in Bicomponent Molecular Film
Published in Angewandte Chemie International Edition (27-03-2015)“…Highly efficient red–green–blue (RGB) tricolor luminescence switching was demonstrated in a bicomponent solid film consisting of…”
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Highly Luminescent 2D‐Type Slab Crystals Based on a Molecular Charge‐Transfer Complex as Promising Organic Light‐Emitting Transistor Materials
Published in Advanced materials (Weinheim) (01-09-2017)“…A new 2:1 donor (D):acceptor (A) mixed‐stacked charge‐transfer (CT) cocrystal comprising isometrically structured dicyanodistyrylbenzene‐based D and A…”
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Computational design of low singlet–triplet gap all-organic molecules for OLED application
Published in Organic electronics (01-06-2012)“…[Display omitted] ► All-organic compounds with low singlet–triplet gap are highly attractive for OLEDs. ► Our computational study reveals the parameters…”
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16
Monitoring tautomerization of single hypericin molecules in a tunable optical λ/2 microcavity
Published in The Journal of chemical physics (07-01-2022)“…Hypericin tautomerization that involves the migration of the labile protons is believed to be the primary photophysical process relevant to its light-activated…”
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A White-Light-Emitting Molecule: Frustrated Energy Transfer between Constituent Emitting Centers
Published in Journal of the American Chemical Society (07-10-2009)“…White-light-emitting single molecules are promising materials for use in a new generation of displays and light sources because they offer the possibility of…”
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18
Stimuli-Responsive Reversible Fluorescence Switching in a Crystalline Donor-Acceptor Mixture Film: Mixed Stack Charge-Transfer Emission versus Segregated Stack Monomer Emission
Published in Angewandte Chemie International Edition (04-01-2016)“…We report on a molecularly tailored 1:1 donor–acceptor (D‐A) charge‐transfer (CT) cocrystal that manifests strongly red‐shifted CT luminescence…”
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19
Anomalous deep-red luminescence of perylene black analogues with strong π-π interactions
Published in Nature communications (06-04-2023)“…Perylene bisimide (PBI) dyes are known as red, maroon and black pigments, whose colors depend on the close π−π stacking arrangement. However, contrary to the…”
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Ultraviolet light blocking optically clear adhesives for foldable displays via highly efficient visible-light curing
Published in Nature communications (02-04-2024)“…In developing an organic light-emitting diode (OLED) panel for a foldable smartphone (specifically, a color filter on encapsulation) aimed at reducing power…”
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