Qijing Wang
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View article: Metallic charge transport in two-dimensional conjugated molecular bilayers
Metallic charge transport in two-dimensional conjugated molecular bilayers Open
In single-crystal silicon metallic charge transport of field-induced carriers can be observed over a wide temperature range. Such behavior is rare in undoped organic semiconductors but important for fundamental understanding and engineerin…
View article: A Generic Fracture Conductivity Model for Partially Propped Fracture Networks with Proppant Embedment and Proppant Pack Deformation
A Generic Fracture Conductivity Model for Partially Propped Fracture Networks with Proppant Embedment and Proppant Pack Deformation Open
Hydraulic fracturing involving proppant injection is currently the most effective technology to stimulate tight, unconventional reservoirs. The conductivity offered by the created propped and unpropped fracture segments is directly linked …
View article: A Cascaded Duplex Organic Vertical Memory with Learning Rate Scheduling for Efficient Artificial Neural Network Training
A Cascaded Duplex Organic Vertical Memory with Learning Rate Scheduling for Efficient Artificial Neural Network Training Open
Learning rate scheduling (LRS) is a critical factor influencing the performance of neural networks by accelerating the convergence of learning algorithms and enhancing the generalization capabilities. The escalating computational demands i…
View article: Multimode Stimuli-Responsive Room-Temperature Phosphorescence Achieved by Doping Butterfly-like Fluorogens into Crystalline Small-Molecular Hosts
Multimode Stimuli-Responsive Room-Temperature Phosphorescence Achieved by Doping Butterfly-like Fluorogens into Crystalline Small-Molecular Hosts Open
Materials with stimuli-responsive purely organic room-temperature phosphorescence (RTP) exempt from exquisite molecular design and complex preparation are highly desirable but still relatively rare. Moreover, most of them work in a single …
View article: Charge transport in organic field-effect transistors
Charge transport in organic field-effect transistors Open
Understanding the charge transport physics is crucial for improving organic field-effect transistors (OFETs) performance. Diverse mobility behaviour has been discovered and numerous theories have been established to explain the nature of c…
View article: Modulating the Luminescence, Photosensitizing Properties, and Mitochondria-Targeting Ability of D-π-A-Structured Dihydrodibenzo[a,c]phenazines
Modulating the Luminescence, Photosensitizing Properties, and Mitochondria-Targeting Ability of D-π-A-Structured Dihydrodibenzo[a,c]phenazines Open
Herein, pyridinium and 4-vinylpyridinium groups are introduced into the VIE-active N,N′-disubstituted-dihydrodibenzo[a,c]phenazines (DPAC) framework to afford a series of D-π-A-structured dihydrodibenzo[a,c]phenazines in consideration of t…
View article: Integration of Neuromorphic and Reconfigurable Logic‐in‐Memory Operations in an Electrolyte‐Manipulated Ferroelectric Organic Neuristor
Integration of Neuromorphic and Reconfigurable Logic‐in‐Memory Operations in an Electrolyte‐Manipulated Ferroelectric Organic Neuristor Open
The rapid development of digital technology results in a tremendous increase in computational tasks that impose stringent performance requirements on next‐generation computing. Biological neurons with fault tolerance and logic functions ex…
View article: Large-Area Monolayer n-Type Molecular Semiconductors with Improved Thermal Stability and Charge Injection
Large-Area Monolayer n-Type Molecular Semiconductors with Improved Thermal Stability and Charge Injection Open
We fabricated monolayer n-type two-dimensional crystalline semiconducting films with millimeter-sized areas and remarkable morphological uniformity using an antisolvent-confined spin-coating method. The antisolvent can cause a downstream M…
View article: Multiple Data Demonstrate That Bacteria Regulating Reproduction Could Be Not the Cause for the Thelytoky of Diglyphus wani (Hymenoptera: Eulophidae)
Multiple Data Demonstrate That Bacteria Regulating Reproduction Could Be Not the Cause for the Thelytoky of Diglyphus wani (Hymenoptera: Eulophidae) Open
In Hymenoptera parasitoids, the reproductive mode is arrhenotoky, while a few species reproduce by thelytoky. The thelytoky of Hymenoptera parasitoids is generally genetically determined by the parasitoids themselves or induced by bacteria…
View article: Charge transport physics of a unique class of rigid-rod conjugated polymers with fused-ring conjugated units linked by double carbon-carbon bonds
Charge transport physics of a unique class of rigid-rod conjugated polymers with fused-ring conjugated units linked by double carbon-carbon bonds Open
The charge transport–limiting factors in conjugated polymers without single-bond linkages in the backbone have been identified.
View article: Dynamically adjustable-induced THz circular dichroism and biosensing application of symmetric silicon-graphene-metal composite nanostructures
Dynamically adjustable-induced THz circular dichroism and biosensing application of symmetric silicon-graphene-metal composite nanostructures Open
Induced circular dichroism (ICD) has been used to detect biomolecular conformations through the coupling between chiral molecules and achiral metal nanostructures with the localized surface plasmon (LSP). However, this ICD is always weak a…
View article: Approaching isotropic transfer integrals in crystalline organic semiconductors
Approaching isotropic transfer integrals in crystalline organic semiconductors Open
Dynamic disorders, which possess a finite charge delocalization, play a critical role in the charge transport properties of high-mobility molecular organic semiconductors. The use of two-dimensional (2D) charge transport in crystalline org…
View article: Effect of access resistance on the experimentally measured temperature–carrier mobility dependence in highly-crystalline DNTT-based transistors
Effect of access resistance on the experimentally measured temperature–carrier mobility dependence in highly-crystalline DNTT-based transistors Open
The carrier mobility–temperature dependence obtained from DNTT OFETs can be tuned by the access resistance and the molecular packing in bulk regime.
View article: Low-power-consumption organic field-effect transistors
Low-power-consumption organic field-effect transistors Open
At present, the electrical performance of organic field-effect transistors (OFETs) has reached the level of commercial amorphous silicon. OFETs show considerable application potential in artificial intelligence, deep learning algorithms, a…
View article: Strong circular dichroism enhancement by plasmonic coupling between graphene and h-shaped chiral nanostructure
Strong circular dichroism enhancement by plasmonic coupling between graphene and h-shaped chiral nanostructure Open
Circular dichroism (CD) is useful in polarization conversion, negative refraction chemical analysis, and bio-sensing. To achieve strong CD signals, researchers constantly break the symmetry of nanostructures. However, how to further enhanc…
View article: Two-dimensional Organic Materials and Their Electronic Applications
Two-dimensional Organic Materials and Their Electronic Applications Open
Soluble organic semiconductors have been widely researched for a wide range of application scenarios, such as organic field-effect transistors (OFETs), organic light-emitting diodes and solar cells. Due to their unique characteristics and …
View article: Temperature dependence of piezo- and ferroelectricity in ultrathin P(VDF–TrFE) films
Temperature dependence of piezo- and ferroelectricity in ultrathin P(VDF–TrFE) films Open
The electromechanical activity and polarization nature of the quasi-2D ultrathin polycrystalline P(VDF–TrFE) were clearly demonstrated, revealing a promising avenue for nano-electro-mechanical and nano-ferroelectric applications using ultr…
View article: 2D Molecular Semiconductors: 2D Single‐Crystalline Molecular Semiconductors with Precise Layer Definition Achieved by Floating‐Coffee‐Ring‐Driven Assembly (Adv. Funct. Mater. 19/2016)
2D Molecular Semiconductors: 2D Single‐Crystalline Molecular Semiconductors with Precise Layer Definition Achieved by Floating‐Coffee‐Ring‐Driven Assembly (Adv. Funct. Mater. 19/2016) Open
On page 3139, Y. Li, X. Wang, Y. Shi, and co-workers demonstrate a new strategy for the rapid growth of 2D single-crystalline molecular semiconductors with precise layer definition by a floating-coffee-ring-driven assembly. In particular, …
View article: High-performance non-volatile field-effect transistor memories using an amorphous oxide semiconductor and ferroelectric polymer
High-performance non-volatile field-effect transistor memories using an amorphous oxide semiconductor and ferroelectric polymer Open
High-performance Fe-FET memories using InSiO and P(VDF–TrFE) as the semiconductor and dielectric, respectively, were fabricated with a carrier mobility of 84.1 cm V−1 s−1.