Xu Yu

ORCID: 0000-0003-1696-6697
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About
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Research Areas
  • Luminescence and Fluorescent Materials
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Carbon and Quantum Dots Applications
  • Nanocluster Synthesis and Applications
  • Polydiacetylene-based materials and applications
  • Organic Light-Emitting Diodes Research
  • Advanced Sensor and Energy Harvesting Materials
  • Crystallography and molecular interactions
  • Quantum Dots Synthesis And Properties
  • Electrochemical sensors and biosensors
  • Synthesis and Properties of Aromatic Compounds
  • Conducting polymers and applications
  • Molecular Sensors and Ion Detection
  • Advanced Nanomaterials in Catalysis
  • Parkinson's Disease Mechanisms and Treatments
  • Energetic Materials and Combustion
  • Genomics, phytochemicals, and oxidative stress
  • ATP Synthase and ATPases Research
  • Enzyme function and inhibition
  • Polymer crystallization and properties
  • Pregnancy and Medication Impact
  • Hormonal Regulation and Hypertension
  • Glutathione Transferases and Polymorphisms
  • Gold and Silver Nanoparticles Synthesis and Applications

Lomonosov Moscow State University
2025

Huazhong University of Science and Technology
2024

Anhui Jianzhu University
2023

State Key Laboratory of Supramolecular Structure and Materials
2017-2022

Jilin University
2012-2022

Southeast University
2022

Institute of Theoretical Physics
2013-2019

Jilin Medical University
2014-2018

Reshaping of elongated organic crystals that can be used as semiconductors, waveguides or soft robotic grippers by application force light is now a commonplace, however mechanical response to changes in humidity has not been accomplished yet. Here, we report universal approach instigating into elastically bendable elicits controllable deformation with linear aerial while retaining their physical integrity entirely intact. Hygroresponsive bilayer elements are designed mechanically coupling...

10.1002/anie.202200196 article EN Angewandte Chemie International Edition 2022-01-28

Operation of temperature sensors over extended ranges, and particularly in extreme conditions, poses challenges with both the mechanical integrity sensing material operational range sensor. With an emissive bendable organic crystalline material, here we propose that crystals can be used as mechanically robust compliant fluorescence-based thermal wide coverage complete retention elasticity. The exemplary described remains elastically shows highly linear correlation emission wavelength...

10.1038/s41467-022-32894-w article EN cc-by Nature Communications 2022-09-08

Organic crystals with mechanical stimulus-response properties are being developed increasingly nowadays. However, the studies involving tensile-responsive still lacking due to strict requirement of good flexibility. In this work, an organic crystal ability elastic bending and plastic twisting upon loading stress shearing force, respectively, is reported. The deformability in different directions enables be a model for study. Indeed, blue shifts fluorescence were observed when tensile forces...

10.1039/d1sc03818d article EN cc-by-nc Chemical Science 2021-01-01

Flexible organic crystals with unique mechanical properties and excellent optical are of paramount significance for their wide applications in various research fields such as adaptive optics soft robotics. However, low-temperature-resistant flexible crystal circularly polarized luminescence (CPL) has never been reported. Herein, chiral CPL activity low-temperature flexibility (77 K) fabricated by the solvent diffusion method from Schiff base,...

10.1002/anie.202203938 article EN Angewandte Chemie International Edition 2022-04-20

Activating long-lived room temperature phosphorescence (RTP) in the aqueous environment and thus realizing matrix-free, anti-oxygen, time-resolved information encryption cellular imaging remain a great challenge. Here, we fabricated three types of carbon dots (C-dots), i.e., fluorescent C-dots (F-C-dots) two phosphorescent denoted as Pw-C-dots Py-C-dots by one-pot strategy. Their formation was attributed to difference decarboxylation degree at high temperatures using trimesic acid (TMA) sole...

10.1021/acs.analchem.2c04336 article EN Analytical Chemistry 2023-01-06

Abstract Recently, luminescent organic crystals have been widely studied as new optoelectronic materials. However, corrosion and dissolution of by solvents always a great challenge for the application in various fields. In this work, we propose general method fabricating solvent‐resistant coating to prevent from being corroded or dissolved solvents. The coatings involved layer‐by‐layer assembly poly(diallyldimethylammonium) (PDDA) poly(styrenesulfonate) (PSS) onto crystals, followed...

10.1002/anie.202102285 article EN Angewandte Chemie International Edition 2021-03-10

Flexible luminescent crystals endowed with mechanical compliance are emerging as materials that could be the foundation of future lightweight single-crystal flexible optoelectronics. Multiple responses (for example, elastic and plastic deformation) rarely observed same material among reported examples such materials. Here, we report a Schiff base, (Z)-3-(4-ethoxyphenyl)-2-(4-(((E)-2-hydroxy-5-methoxybenzylidene)amino)phenyl)acrylonitrile, which crystallizes two polymorphs one tetrahydrofuran...

10.1021/acs.cgd.2c00225 article EN Crystal Growth & Design 2022-04-06

Abstract Although manifold flexible organic crystals with various kinds of mechanical properties have been reported recently, most them only possess a single one that is either plastic or elastic. It because different deformations require distinct packing structures and intermolecular interactions. Given the crystal has an anisotropic physical nature it possible but challenging to combine multiple deformation capabilities into crystal. Herein, based on known molecule...

10.1002/adom.202101335 article EN Advanced Optical Materials 2021-11-21

Abstract Cytochrome P450 (CYP) 7B1 is a steroid cytochrome 7α‐hydroxylase that has been linked directly with bile salt synthesis and hereditary spastic paraplegia type 5 (SPG5). The enzyme provides the primary metabolic route for neurosteroids dehydroepiandrosterone (DHEA), cholesterol derivatives 25‐hydroxycholesterol (25‐HOChol), other steroids such as 5α‐androstane‐3β,17β‐diol (anediol), 5α‐androstene‐3β,17β‐diol (enediol). A series of investigations including homology modeling, molecular...

10.1002/chem.201202627 article EN Chemistry - A European Journal 2012-11-23

Two organic polymorphs with totally different emission and mechanical properties have been designed based on a single benzene emitter. The elastically bendable plastically twistable polymorph displays lasing potential CIE y < 0.03.

10.1039/d1tc06124k article EN Journal of Materials Chemistry C 2022-01-01

Abstract Reshaping of elongated organic crystals that can be used as semiconductors, waveguides or soft robotic grippers by application force light is now a commonplace, however mechanical response to changes in humidity has not been accomplished yet. Here, we report universal approach instigating into elastically bendable elicits controllable deformation with linear aerial while retaining their physical integrity entirely intact. Hygroresponsive bilayer elements are designed mechanically...

10.1002/ange.202200196 article EN Angewandte Chemie 2022-01-28

Abstract Unlike normal conversion from aggregation caused quenching (ACQ) to induced emission enhancement (AIEE) by introducing aromatic rotors tuning modes, in this study, it is achieved through a supramolecular assembly with polymer. Thus, provides an easy approach for the inhibition of unwanted H‐aggregation between luminogens. As kind flavonoid, morin has shown great potential therapeutics. However, its poor solubility and weak aqueous solution greatly limit bioapplications. When...

10.1002/marc.202000198 article EN Macromolecular Rapid Communications 2020-06-11

Orange ( Cry - 1O ) and red 1R emissive crystals were obtained based on a green molecule 1. The light transducing capability of in both the straight bent states can be applied as an active optical waveguiding medium.

10.1039/d1ce00192b article EN CrystEngComm 2021-01-01

The two-stage assembly of Au–AgNCs@AMP and PEI has been carried out with obvious induced emission enhancement (AIEE) properties, which is driven by electrostatic interaction in stage I micelle formation II, enhancing the quantum yield from 8.64% to 25.02%.

10.1039/c8nr03720e article EN Nanoscale 2018-01-01

Abstract Recently, luminescent organic crystals have been widely studied as new optoelectronic materials. However, corrosion and dissolution of by solvents always a great challenge for the application in various fields. In this work, we propose general method fabricating solvent‐resistant coating to prevent from being corroded or dissolved solvents. The coatings involved layer‐by‐layer assembly poly(diallyldimethylammonium) (PDDA) poly(styrenesulfonate) (PSS) onto crystals, followed...

10.1002/ange.202102285 article EN Angewandte Chemie 2021-03-10

A controllable and defectless cutting postprocess method of an organic cocrystal based on pyrene tetrachloroterephthalonitrile was proposed. The nature that is revealed as cleavage, which shed light the design such materials.

10.1039/d1ce01438b article EN CrystEngComm 2022-01-01

Abstract Flexible organic crystals with unique mechanical properties and excellent optical are of paramount significance for their wide applications in various research fields such as adaptive optics soft robotics. However, low‐temperature‐resistant flexible crystal circularly polarized luminescence (CPL) has never been reported. Herein, chiral CPL activity low‐temperature flexibility (77 K) fabricated by the solvent diffusion method from Schiff base,...

10.1002/ange.202203938 article EN Angewandte Chemie 2022-04-20
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