Si Li

ORCID: 0009-0009-8641-0150
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Research Areas
  • Quantum Dots Synthesis And Properties
  • Carbon and Quantum Dots Applications
  • Perovskite Materials and Applications
  • Luminescence and Fluorescent Materials
  • 2D Materials and Applications
  • Synthesis and Properties of Aromatic Compounds
  • Advanced biosensing and bioanalysis techniques
  • Semiconductor Quantum Structures and Devices
  • Immunotherapy and Immune Responses
  • Chalcogenide Semiconductor Thin Films
  • Organic Light-Emitting Diodes Research
  • Microfluidic and Capillary Electrophoresis Applications
  • Antimicrobial Peptides and Activities
  • Hereditary Neurological Disorders
  • Immune Cell Function and Interaction
  • Graphene research and applications
  • Cancer Research and Treatments
  • Syphilis Diagnosis and Treatment
  • Adhesion, Friction, and Surface Interactions
  • Inflammasome and immune disorders
  • CO2 Reduction Techniques and Catalysts
  • Nanocluster Synthesis and Applications
  • Molecular Biology Techniques and Applications
  • Surface Roughness and Optical Measurements
  • Nanowire Synthesis and Applications

Collaborative Innovation Center of Advanced Microstructures
2021-2025

Nanjing University
2021-2025

National Institute of Measurement and Testing Technology
2024

Nankai University
2016-2023

State Key Laboratory of Medicinal Chemical Biology
2016-2023

National Laboratory of Solid State Microstructures
2022

Hebei University of Chinese Medicine
2022

Qingdao Institute of Marine Geology
2022

Zhengzhou University
2021

Sun Yat-sen University
2018

Abstract A spiro‐axis skeleton not only introduces circularly polarized luminescence (CPL) into thermally activated delayed fluorescence (TADF) molecules but also enhances the intramolecular through space charge transfer (TSCT) process. Spiral distributed phenoxazine and 2‐(trifluoromethyl)‐9 H ‐thioxanthen‐9‐one‐10,10‐dioxide act as donor acceptor units, respectively. The resulting TADF enantiomers, ( rac )‐OSFSO, display emission maxima at 470 nm, small singlet‐triplet energy gap (Δ E ST )...

10.1002/anie.202015411 article EN Angewandte Chemie International Edition 2021-01-20

Abstract Simultaneous optimization on bulk photogenerated‐carrier separation and surface atomic arrangement of catalyst is crucial for reactivity CO 2 photo‐reduction. Rare studies capture the detail that, better than in‐plane regulation, interlayer‐spacing regulation may significantly influence carrier transport bulk‐catalyst thereby affecting its photo‐reduction in g ‐C 3 N 4 . Herein, through a single atom‐assisted thermal‐polymerization process, single‐atom In‐bonded N‐atom (In δ + –N )...

10.1002/adfm.202302824 article EN Advanced Functional Materials 2023-05-17

Silicon nanoparticles (SiNPs) have been reported to be synthesized by microwave-assisted methods under high pressure. However, there is still a lack of knowledge about the synthesis SiNPs via normal Here we developed new, facile, one-pot method for (∼4.2 nm) with excellent water solubility pressure employing glycerol as solvent. Furthermore, might responsible photoluminescence quantum yield (PLQY) value up 47% resultant SiNPs. The use organic solvent could afford less nanoparticle surface...

10.1021/acs.analchem.6b03209 article EN Analytical Chemistry 2016-10-31

Abstract The pure blue light‐emitting diodes (LEDs) play a key role in the application of solid display and illumination. Most LEDs reported so far, are based on semiconductor quantum dots metal complex, involving heavy elements. Here, fabrication O, N co‐doped carbon (CDs) by hydrothermal method from perylene‐3,4,9,10‐tetracarboxylic dianhydride 2,3‐diaminophenazine is shown. These CDs show strong photoluminescence (PL) emission peaked at 447 nm (in ethanol) with absolute PL yields 88.9%....

10.1002/lpor.202000412 article EN Laser & Photonics Review 2021-01-15

Abstract A spiro‐axis skeleton not only introduces circularly polarized luminescence (CPL) into thermally activated delayed fluorescence (TADF) molecules but also enhances the intramolecular through space charge transfer (TSCT) process. Spiral distributed phenoxazine and 2‐(trifluoromethyl)‐9 H ‐thioxanthen‐9‐one‐10,10‐dioxide act as donor acceptor units, respectively. The resulting TADF enantiomers, ( rac )‐OSFSO, display emission maxima at 470 nm, small singlet‐triplet energy gap (Δ E ST )...

10.1002/ange.202015411 article EN Angewandte Chemie 2021-01-20

A therapeutically effective cancer vaccine must generate potent antitumor immune responses and be able to overcome tolerance mechanisms mediated by the progressing tumor itself. Previous studies showed that glycoprotein 100 (gp100), tyrosinase-related protein 1 (TRP1), 2 (TRP2) are promising immunogens for melanoma immunotherapy. In this study, we administered these three melanoma-associated antigens via lentiviral vectors (termed LV-3Ag) found multi-antigen strategy markedly increased...

10.1038/mto.2016.7 article EN cc-by-nc-nd Molecular Therapy — Oncolytics 2016-01-01

Hybrid systems have recently attracted increasing attention, which combine the special attributes of each constitute and create interesting functionalities through multiple heterointerface interactions. Here, we design a two-dimensional (2D) hybrid phototransistor utilizing Janus-interface engineering, in WSe2 channel combines light-sensitive perovskite spontaneously polarized ferroelectrics, achieving collective ultrasensitive detection performance. The top (BA2(MA)3Pb4I13) layer can absorb...

10.1021/acsnano.2c09284 article EN ACS Nano 2022-12-22

Various physiological activities and metabolic reactions of cells need to be carried out under the corresponding pH environment. Intracellular GSH as an acid tripeptide important reducing substance also plays role in maintaining cellular acid–base balance redox balance. Therefore, developing a method monitor their changes is necessary. Herein, we developed novel turn-on fluorescent silicon nanoparticles (SiNPs) using N-(2-aminoethyl)-3-aminopropyltrimethoxysilane source dithiothreitol agent...

10.1021/acs.analchem.3c00171 article EN Analytical Chemistry 2023-04-10

Abstract Although ultrahigh photoconductive gain is achieved in organic semiconductor‐sensitized graphene phototransistors, the response speed limited by photo‐induced carrier injection at organic/graphene interface. In this work, an insulating hexagonal boron nitride layer inserted between heterostructure and to block interfacial transport. Above h ‐BN layer, adopted as light‐absorbing photoresponse of realized through electrical gating atop dielectric accumulated carriers heterostructure....

10.1002/adom.202302937 article EN Advanced Optical Materials 2024-03-14

Abstract The perovskite nanocrystals (NCs) are featured with a strong two‐photon absorption (TPA) due to the quantum‐confinement effect, but suffer from short transport distance of photogenerated charge carriers isolated within 0D spatial volumes. On other hand, 2D semiconductors transition metal dichalcogenide (TMDC) possess large carrier mobility across homogeneous monolayer, whose atomic‐scale thickness results in too poor an capability accommodate plentiful upon light illumination. Here...

10.1002/lpor.202401352 article EN Laser & Photonics Review 2025-02-08

Background: Neuropathic pain is one of the common complications after spinal cord injury (SCI), affecting individuals’ quality life. The molecular mechanism for neuropathic SCI still unclear. We aimed to discover potential genes and microRNAs (miRNAs) related by bioinformatics method. Methods: Microarray data GSE69901 were obtained from Gene Expression Omnibus (GEO) database. Peripheral blood samples individuals with or without collected. Twelve 13 as controls included in downloaded...

10.1097/ajp.0000000000000608 article EN cc-by-nc-nd Clinical Journal of Pain 2018-03-16

All-inorganic two-dimensional (2D) CsSnI3 nanosheets exhibit reduced biotoxicity, high mobility, and suitable band gap, making them highly promising for nanoelectronic or optoelectronic applications. However, the synthesis of 2D remains challenging. In this study, were successfully synthesized by using a space-confined chemical vapor deposition (CVD) method first time. The average thickness lateral size well-controlled adjusting gap distance within confined space growth temperature. This...

10.1021/acs.jpcc.4c01819 article EN The Journal of Physical Chemistry C 2024-05-09

Owing to their superior charge retaining and transport characteristics, 2D transition metal dichalcogenides are investigated for practical applications in various memory-cell structures. Herein, we fabricated a quasi-one-terminal memory cell by partially depositing WSe2 monolayer on an Au electrode, which can be manipulated achieve efficient injection upon the application or removal of external bias. Furthermore, amount carriers stored could optically probed because its close correlation...

10.1039/d3nr04263d article EN Nanoscale 2024-01-01

Semiconductor quantum dots have extremely significant advantages in terms of optoelectronic devices. However, it is unfeasible to avoid the generation charged exciton states during operation. Such can change radiation recombination rate and bring additional non-radiative Auger channels. Herein, we synthesize high photoluminescence yield medium-size CdSe/CdZnS/ZnS core/alloy shell/shell QDs. Their multiexciton spectra dynamics were systematically studied by pump-power-dependent fluorescence...

10.1039/d2nr00761d article EN Nanoscale 2022-01-01

Ion migration is significantly enhanced in lead-halide perovskites with a soft crystal lattice, which can promote the formation of heterogeneous interface between two such materials different halide-anion compositions. Here we have deposited single CsPbI3 nanocrystal (NC) on top an individual CsPbBr3 microplate to create mixed-halide CsPbBrxI3–x (0 < x 3) NC by means anion exchange process. The CsPbBrxI3–x/CsPbBr3 heterostructure confirmed much-enlarged geometric volume as compared original...

10.1021/acs.jpclett.4c01312 article EN The Journal of Physical Chemistry Letters 2024-06-24

To establish a highly sensitive and quantitative detection method for

10.19746/j.cnki.issn.1009-2137.2024.05.011 article EN PubMed 2024-10-01

For the practical applications in solar cells and photodetectors, semiconductor colloidal nanocrystals (NCs) are assembled into a high-concentration film with carrier transport characteristics, full understanding effective control of which critical for achievement high light-to-electricity conversion efficiencies. Here we have applied transient absorption microscopy to solid giant CdSe/CdS NCs discovered that at pump fluences could reach long distance ∼2 μm within ∼30 ps after laser pulse...

10.1021/acs.nanolett.3c02788 article EN Nano Letters 2023-10-23

Recent studies have demonstrated that recombinant human granulocyte macrophage colony-stimulating factor (rhGM-CSF) produced by the silkworm pupae bioreactor is absorbed into blood through oral administration and functions as an active cytokine. The aim of this study was to further examine identify synergetic protein factors in improve rhGM-CSF absorption via route. concentrations serum were evaluated mice after using different chemical compositions pharmaceutical excipients. experimental...

10.1021/mp500371g article EN Molecular Pharmaceutics 2015-03-16

The surface insulation properties of insulating material under DC voltage are closely related to the characteristics charge accumulation, and roughness these materials has a direct impact on distribution in vacuum.Therefore, it is significant study their connection.In this paper, based secondary electron emission avalanche model, accumulation polymethyl methacrylate (PMMA) with different was simulated by using particle cell Monte Carlo Collision method.The environment finger shaped electrode...

10.4236/epe.2017.94b070 article EN Energy and Power Engineering 2017-01-01
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