Y. H. Wu
YOU?
Author Swipe
View article: Unlocking megawatt-peak-power laser emission with colloidal quantum dots
Unlocking megawatt-peak-power laser emission with colloidal quantum dots Open
Output power of a laser device critically defines the application prospects. Colloidal quantum dots (QDs) have emerged as auspicious laser media; however, the exclusively low-power emission obscures the practical deployment. Here, we resol…
View article: Mooren’s ulcer: a multifactorial autoimmune peripheral ulcerative keratitis and current treatment protocols
Mooren’s ulcer: a multifactorial autoimmune peripheral ulcerative keratitis and current treatment protocols Open
Mooren’s Ulcer (MU) is a rare, chronic, and painful form of autoimmune peripheral ulcerative keratitis (PUK), with an elusive etiology and a risk of corneal perforation and vision loss. Despite numerous proposed triggers, including parasit…
View article: Enabling highly efficient infrared silicon photodetectors via disordered metasurfaces with upconversion nanoparticles
Enabling highly efficient infrared silicon photodetectors via disordered metasurfaces with upconversion nanoparticles Open
Silicon photodetectors are highly desirable for their CMOS compatibility, low cost, and fast response speed. However, their applications in the infrared (IR) regime are inherently limited by the intrinsic bandgap of silicon, which limits t…
View article: Electronic structure of compressively strained thin film La$_2$PrNi$_2$O$_7$
Electronic structure of compressively strained thin film La$_2$PrNi$_2$O$_7$ Open
The discovery of superconductivity in the bulk nickelates under high pressure is a major advance in physics. The recent observation of superconductivity at ambient pressure in compressively strained bilayer nickelate thin films has now ena…
View article: Dynamic control of luminescence chirality through achiral metasurfaces
Dynamic control of luminescence chirality through achiral metasurfaces Open
Circularly polarized light (CPL) sources are essential for chiroptics, spintronics, quantum optics, and asymmetric photochemistry. However, conventional approaches fail to simultaneously realize a large luminescence dissymmetry factor (glu…
View article: Organic tunnel field-effect transistors
Organic tunnel field-effect transistors Open
The much sought after intrinsically flexible organic transistors are poised to become a central ingredient in the development of wearable technologies and bioelectronics1-3. A paramount requisite for these applications lies in achieving hi…
View article: Design and Testing of Cesium Atomic Concentration Detection System Based on TDLAS
Design and Testing of Cesium Atomic Concentration Detection System Based on TDLAS Open
In order to better build the Neutral Beam Injector with Negative Ion Source (NNBI), the pre-research on key technologies has been carried out for the Comprehensive Research Facility for Fusion Technology (CRAFT). Cesium seeding into negati…
View article: Topology-mediated molecule nucleation anchoring enables high-throughput printing of organic semiconducting single crystals
Topology-mediated molecule nucleation anchoring enables high-throughput printing of organic semiconducting single crystals Open
Printable organic semiconducting single crystals (OSSCs) offer tantalizing opportunities for next-generation wearable electronics, but their development has been plagued by a long-standing yet inherent problem—spatially uncontrolled and st…
View article: Insulation Test of the Nitrogen Blanket Transformer under Sudden Temperature Drop
Insulation Test of the Nitrogen Blanket Transformer under Sudden Temperature Drop Open
During the transformer operation, it is a common condition that the oil temperature decreases due to sudden rainstorms. Because the nitrogen layer is set to contact the transformer oil in the nitrogen blanket transformer directly, the infl…
View article: Research on dual antenna design of RFID sensor
Research on dual antenna design of RFID sensor Open
With the popularization and application of RFID sensors, the energy supply of internal circuits is a key problem. When multiple monitoring quantities are involved, the traditional energy extraction method of RFID sensors often leads to ins…
View article: Anisotropic charge trapping in phototransistors unlocks ultrasensitive polarimetry
Anisotropic charge trapping in phototransistors unlocks ultrasensitive polarimetry Open
Being able to probe the polarization states of light is crucial for applications from medical diagnostics and bio-inspired navigation to information encryption and quantum computing. Current state-of-the-art polarimeters based on anisotrop…
View article: Photon upconversion through triplet exciton-mediated energy relay
Photon upconversion through triplet exciton-mediated energy relay Open
Exploration of upconversion luminescence from lanthanide emitters through energy migration has profound implications for fundamental research and technology development. However, energy migration-mediated upconversion requires stringent ex…
View article: Resonant Scattering Manipulation of Dielectric Nanoparticles
Resonant Scattering Manipulation of Dielectric Nanoparticles Open
The concentration and manipulation of light in the nanoscale range are fundamental to nanophotonic research. Plasmonic nanoparticles can localize electromagnetic waves within subdiffraction volumes, but they also undergo large Joule losses…
View article: Research data supporting "Photon upconversion through triplet exciton-mediated energy relay"
Research data supporting "Photon upconversion through triplet exciton-mediated energy relay" Open
The data sets stored here accompany the related research article, showing details of spectroscopic investigations. The opj. file contains spectroscopic data for four figures in manuscript. The file can be opened by Origin. Figure 1 contain…
View article: Multiphoton Upconversion Enhanced by Deep Subwavelength Near-Field Confinement
Multiphoton Upconversion Enhanced by Deep Subwavelength Near-Field Confinement Open
Efficient generation of anti-Stokes emission within nanometric volumes enables the design of ultracompact, miniaturized photonic devices for a host of applications. Many subwavelength crystals, such as metal nanoparticles and two-dimension…
View article: Nanoscale optical writing through upconversion resonance energy transfer
Nanoscale optical writing through upconversion resonance energy transfer Open
Resonance energy transfer from upconversion nanoparticles induces the reduction in graphene oxide for nanoscale optical writing.
View article: Self-Adaptive Spike Voltage-dependent Plasticity Emulated by a Metalloporphyrin-Based Memristor
Self-Adaptive Spike Voltage-dependent Plasticity Emulated by a Metalloporphyrin-Based Memristor Open
By threshold-regulated neural firing and synaptic weight updates in biological neuron–synapse combinations, neural systems can selectively and autonomously encode and process spatiotemporal information. Emulating such an exquisite biologic…
View article: Analysis of Monitoring System of Partial Discharge Electromagnetic Interference in Ultra-high Voltage Substation Environment
Analysis of Monitoring System of Partial Discharge Electromagnetic Interference in Ultra-high Voltage Substation Environment Open
In order to solve the existing noise reduction measures in substation is not comprehensive, and the lack of substation on-site interference measures, the monitoring system of partial discharge electromagnetic interference in ultrahigh volt…
View article: Expanding the toolbox for lanthanide-doped upconversion nanocrystals
Expanding the toolbox for lanthanide-doped upconversion nanocrystals Open
The ability to convert low-energy quanta into a quantum of higher energy is of interest for a variety of applications, ranging from photovoltaics, volumetric display to bioimaging, multiplexing sensing, super-resolution imaging, optogeneti…
View article: Secure Printing: Tunable Resonator‐Upconverted Emission (TRUE) Color Printing and Applications in Optical Security (Adv. Mater. 15/2019)
Secure Printing: Tunable Resonator‐Upconverted Emission (TRUE) Color Printing and Applications in Optical Security (Adv. Mater. 15/2019) Open
In article number 1807900, Xiaogang Liu, Joel K. W. Yang, and co-workers report tunable-resonator upconverted emission (TRUE) color printing, which displays a plasmonic color image under white light while revealing a covert upconversion lu…
View article: A comparative investigation on structure evolution of ZrN and CrN coatings against ion irradiation
A comparative investigation on structure evolution of ZrN and CrN coatings against ion irradiation Open
Binary ZrN and CrN nanostructured coatings deposited by magnetron sputtering were irradiated with 600 keV Kr3+ at room temperature. The ion irradiation fluences varied from 0 to 1×1017 Kr3+/cm-2. The results indicate the microstructure of …
View article: Energy-Transfer Editing in Lanthanide-Activated Upconversion Nanocrystals: A Toolbox for Emerging Applications
Energy-Transfer Editing in Lanthanide-Activated Upconversion Nanocrystals: A Toolbox for Emerging Applications Open
Advanced nanoscale synthetic techniques provide a versatile platform for programmable control over the size, morphology, and composition of nanocrystals doped with lanthanide ions. Characteristic upconversion luminescence features originat…
View article: Chalcogenide Microstructured Optical Fibers for Mid-Infrared Supercontinuum Generation: Interest, Fabrication, and Applications
Chalcogenide Microstructured Optical Fibers for Mid-Infrared Supercontinuum Generation: Interest, Fabrication, and Applications Open
The mid-infrared spectral region is of great technical and scientific importance in a variety of research fields and applications. Among these studies, mid-infrared supercontinuum generation has attracted strong interest in the last decade…
View article: Optical system design of dual-spectrum autocollimator
Optical system design of dual-spectrum autocollimator Open
The optical system design of a new dual-spectrum autocollimator which can measure two different spatial azimuths simultaneously is proposed. According to the principle of dual-spectrum autocollimator, ZEMAX software is used to design and o…