Cover Picture Free Access Ultrasensitive Detection and Cellular Photothermal Therapy via a Self-Photothermal Modulation Biosensor (Advanced Optical Materials 8/2023) Inside Front Cover Free Access Transformable Metasurfaces Enabled by Twisting Induced Nonlocality (Advanced Optical Materials 8/2023) Back Cover Free Access Realizing Wide-Gamut Human-Centric Display Lighting with K3AlP3O9N:Eu2+ (Advanced Optical Materials 8/2023) Masthead Free Access Masthead: (Advanced Optical Materials 8/2023) Reviews Open Access Copper Iron Chalcogenide Semiconductor Nanocrystals in Energy and Optoelectronics Applications—State of the Art, Challenges, and Future Potential Research Articles Open Access Aging Effects on the Exciton Relaxation and Diffusion Processes in CsPbBr3 Nanocrystals Full Access GaN as a Material Platform for Single-Photon Emitters: Insights from Ab Initio Study Full Access Reversible Tuning of Extrinsic 3D Chirality in Chalcogenide NonChiral Metasurfaces Full Access Supramolecular Azopolymers for Dynamic Surface Microstructures Using Digital Polarization Optics Full Access Anisotropic Optical and Mechanical Properties in Few-Layer GaPS4 Full Access Shallow Traps in Carbon Nitride Quantum Dots to Achieve 6.47 s Ultralong Lifetime and Wavelength-Tunable Room Temperature Phosphorescence Open Access Enhanced Imaging Using Inverse Design of Nanophotonic Scintillators Full Access Thorium-Doped Lithium Fluoride Single Crystal: A Potential Promising Candidate for Solid State Nuclear Optical Clock Materials Open Access Polarization Conversion of Light Diffracted from InP Nanowire Photonic Crystal Arrays Full Access Transformable Metasurfaces Enabled by Twisting Induced Nonlocality Full Access Simultaneous Encapsulation of Mixed-Halide Perovskite on Synthesis Step Using a Thermally Expandable Lamellar Capsule to Fabricate the Multi-Conversion Layer Full Access Highly Sensitive Hybrid Oxide Phototransistors with Photoresponsive Zeolitic-Imidazolate-Frameworks for Real-Time Light Detection Full Access Extending Anisotropy Dynamics of Light-Emitting Dipoles as Necessary Condition Toward Developing Highly-Efficient OLEDs Full Access Light Reconfigurable Topological Optical Phase Structure Enabled by a Photoresponsive Chiral System Full Access Arbitrary Polarization Syntheses Based on Spin-Momentum Locking in Spoof Surface Plasmon Polaritons Full Access Gold Au(I)6 Clusters with Ligand-Derived Atomic Steric Locking: Multifunctional Optoelectrical Properties and Quantum Coherence Full Access Recyclable Time–Temperature Indicator Enabled by Light Storage in Particles Full Access Classic Fluorophores With a Horizontal Alignment for Enhancing Light Outcoupling Efficiency (≈30%) and External Quantum Efficiency (≈7%) of Near Ultraviolet (λmax < 400 nm) Organic Light-Emitting Diodes Full Access Realizing Wide-Gamut Human-Centric Display Lighting with K3AlP3O9N:Eu2+ Open Access Reconfigurable and Polarization-Dependent Grating Absorber for Large-Area Emissivity Control Based on the Plasmonic Phase-Change Material In3SbTe2 Full Access Resonant Second Harmonic Generation in Proline Hybrid Lead Halide Perovskites Full Access Ultrasensitive Detection and Cellular Photothermal Therapy via a Self-Photothermal Modulation Biosensor Full Access Vertically-Stacked Discrete Plasmonic Meta-Gratings for Broadband Space-Variant Metasurfaces Full Access Ultra-Stretchable Multicolor Fluorescent Hydrogels Based on Polymer Networks Involving both Strong and Weak Crosslinks Full Access Multicolor Fluorescent Lead-MOFs for White-Light-Emitting and Anticounterfeiting Applications Full Access Nonvolatile Multilevel Switching of Silicon Photonic Devices with In2O3/GST Segmented Structures Full Access Highly Emissive Chiral Mn(II) Bromide Hybrids for UV-Pumped Circularly Polarized LEDs and Scintillator Image Applications Full Access A Fast Self-Powered Solar-Blind Ultraviolet Photodetector Realized by Ga2O3/GaN PIN Heterojunction with a Fully Depleted Active Region Full Access Locally Rotated Chiral Molecular Tiara with Reversible CPL Emissions Full Access Highly Efficient Blue Electro-Fluorescence and Hybrid White Electroluminescence Basing on a Novel Hybrid Local and Charge-Transfer (HLCT) Material with Weak Donor–Acceptor Structure and High Carrier Mobilities Full Access Regulation of Self-Trapped Excitons in an Organic–Inorganic Hybrid Cu(I) Halide with Mixed Halogens for Use in Advanced Anticounterfeiting Full Access Optical Steganography via Programmable Anchoring Boundary of Soft Materials Full Access Understanding of Degradation Mechanism by Exciton Dynamics and Enhancement of Operational Lifetime by Exciton Management in Blue Fluorescent OLEDs Based on Hybridized Local and Charge-Transfer Molecule Full Access Face-to-Face Steric Modulation to Achieve High Performance Multiple-Resonance Thermally Activated Delayed Fluorescence Emitters with Quenching Resistant Effect Full Access Chirality–Racemization Strategy Toward Copper (I) Iodide Hybrid Single-Crystalline Scintillators for X-Ray Detection and Imaging Applications Full Access Photo-Responsive Bilayer Soft Actuators Synergic Fluorescence and Shape Change Towards Biomimetic Untethered Camouflage Robots Full Access Helically Chiral Donor–Acceptor Double Hetero[4]helicenes with Circularly Polarized Thermally Activated Delayed Fluorescence Full Access Doping Mn2+ in a New Layered Halide Double Perovskite PPA4NaInCl8 (PPA+ = C6H5(CH2)3NH3+): Dimensional Reduction Accelerating Mn2+ Dissolution and Separation for Efficient Light Emission Full Access Realization of Highly Efficient InP Quantum Dot Light-Emitting Diodes through In-Depth Investigation of Exciton-Harvesting Layers CancelClose modal