Xiaoqi Zhao

ORCID: 0009-0003-0332-4748
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Research Areas
  • Luminescence Properties of Advanced Materials
  • Visual Attention and Saliency Detection
  • Advanced Image and Video Retrieval Techniques
  • Luminescence and Fluorescent Materials
  • Advanced Neural Network Applications
  • Perovskite Materials and Applications
  • Solid State Laser Technologies
  • Nanoplatforms for cancer theranostics
  • Radiation Detection and Scintillator Technologies
  • Lanthanide and Transition Metal Complexes
  • Ruminant Nutrition and Digestive Physiology
  • Optical properties and cooling technologies in crystalline materials
  • Glass properties and applications
  • Advanced Photocatalysis Techniques
  • Corrosion Behavior and Inhibition
  • Conducting polymers and applications
  • Video Surveillance and Tracking Methods
  • Crystallization and Solubility Studies
  • Photoacoustic and Ultrasonic Imaging
  • Digital Filter Design and Implementation
  • X-ray Diffraction in Crystallography
  • Olfactory and Sensory Function Studies
  • Face Recognition and Perception
  • Electrocatalysts for Energy Conversion
  • Concrete Corrosion and Durability

Yunnan Animal Science and Veterinary Institute
2022-2025

Baoji University of Arts and Sciences
2019-2025

Harbin Engineering University
2023-2025

Santa Monica College
2025

Beijing Technology and Business University
2021-2024

Zhejiang University
2023-2024

Ministry of Industry and Information Technology
2023-2024

Dalian University of Technology
2020-2024

Guangxi Medical University
2024

Shanghai Institute of Technology
2024

Deep-learning based salient object detection methods achieve great progress. However, the variable scale and unknown category of objects are challenges all time. These closely related to utilization multi-level multi-scale features. In this paper, we propose aggregate interaction modules integrate features from adjacent levels, in which less noise is introduced because only using small up-/down-sampling rates. To obtain more efficient integrated features, self-interaction embedded each...

10.1109/cvpr42600.2020.00943 article EN 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR) 2020-06-01

Abstract Noninvasive lanthanide‐doped optical thermometers based on fluorescent intensity ratio (FIR) technique have emerged as promising noncontact tools for detecting the inaccessible objects at different scales. Currently, theoretical and experimental investigations of various influential factors thermal performances luminescence become one hotspots to develop highly sensitive thermometers. On other hand, near‐infrared (NIR) light‐responsive nanothermometers with deep‐tissue penetration...

10.1002/lpor.202000319 article EN Laser & Photonics Review 2020-12-06

Eu2+ activated fluorophosphate Ba3GdNa(PO4)3F (BGNPF) with blue and red double-color emitting samples were prepared via a solid-state method in reductive atmosphere. Their crystal structure cationic sites identified light of X-ray diffraction pattern Rietveld refinement. Three different Ba2+ sites, coordinated by six O atoms referred to as Ba1, two F five Ba2, Ba3, partially substituted Eu2+. Photoluminescence emission (PL) excitation (PLE) spectra phosphor BGNPF:Eu2+ along the lifetimes...

10.1021/acsami.6b06102 article EN ACS Applied Materials & Interfaces 2016-07-21

The recently proposed camouflaged object detection (COD) attempts to segment objects that are visually blended into their surroundings, which is extremely complex and difficult in real-world scenarios. Apart from high intrinsic similarity between the background, usually diverse scale, fuzzy appearance, even severely occluded. To deal with these problems, we propose a mixed-scale triplet network, Zoom- Net, mimics behavior of humans when observing vague images, i.e., zooming out....

10.1109/cvpr52688.2022.00220 article EN 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR) 2022-06-01

Investigation of the unclear influential factors to thermal sensing capability is only way achieve highly sensitive thermometry, which greatly needed meet growing demand for potential applications. Here, effect from phonon energy a matrix on sensitivity upconversion (UC) microthermometers elaborately discussed using controllable method. Uniform truncated octahedral YF3:Er3+/Yb3+ microcrystals were prepared by hydrothermal approach, and phase transformation YF3 YOF Y2O3 with nearly unchanged...

10.1021/acsami.6b12176 article EN ACS Applied Materials & Interfaces 2016-10-19

The emission mechanism and origin of the host Cr 3+ /Yb co-doped Ca 4 ZrGe 3 O 12 .

10.1039/d1qm01540k article EN Materials Chemistry Frontiers 2022-01-01

Abstract Cr 3+ activated near‐infrared (NIR) phosphors are getting unprecedented attention to fabricate the broad band NIR light emitting diodes (NIR‐LEDs) for nondestructive detection, bio‐imaging, and night vision. However, it remains a major challenge obtain ultrabroadband phosphor with excellent quantum yield (QY). Here, broadband Mg 7 Ga 2 GeO 12 :Cr (MGGO: ) ranging from 600 1300 nm an outstanding QY (93%) large full width of half maximum (FWHM = 226 nm) is developed, in which site...

10.1002/lpor.202200965 article EN Laser & Photonics Review 2023-03-15

Abstract The rapid development of near‐infrared (NIR) spectroscopic techniques has greatly stimulated the discovery novel broadband NIR‐emitting phosphors as advanced light sources. Herein, a double‐perovskite phosphor La 2 MgHfO 6 :Cr 3+ /Yb that displays ultra‐broadband NIR emissions with full‐width at half maximum (FWHM) 333 nm is reported. remarkable luminescence property stems from multiple crystallographic sites, relatively weak crystal field, and efficient Cr 3 ‐to‐Yb energy transfer...

10.1002/lpor.202200012 article EN Laser & Photonics Review 2022-04-07

Most of the existing bi-modal (RGB-D and RGB-T) salient object detection methods utilize convolution operation construct complex interweave fusion structures to achieve cross-modal information integration. The inherent local connectivity constrains performance convolution-based a ceiling. In this work, we rethink these tasks from perspective global alignment transformation. Specifically, proposed view-mixed transformer (CAVER) cascades several integration units top-down transformer-based...

10.1109/tip.2023.3234702 article EN IEEE Transactions on Image Processing 2023-01-01

Accurate medical image segmentation is critical for early diagnosis. Most existing methods are based on U-shape structure and use element-wise addition or concatenation to fuse different level features progressively in decoder. However, both the two operations easily generate plenty of redundant information, which will weaken complementarity between features, resulting inaccurate localization blurred edges lesions. To address this challenge, we propose a general multi-scale subtraction...

10.48550/arxiv.2303.10894 preprint EN other-oa arXiv (Cornell University) 2023-01-01

The combination of real-time diagnosis and therapy in an YF<sub>3</sub>:Tm<sup>3+</sup>/Yb<sup>3</sup> up-converting platform with improved thermometry photo-thermal ability is achieved through optimizing doping dosages.

10.1039/c6tc05449h article EN Journal of Materials Chemistry C 2017-01-01

Realizing sensitive sub-tissue thermometry with a large signal-to-noise ratio <italic>via</italic> finely tailoring the local site symmetry in La<sub>2</sub>O<sub>3</sub>:Er<sup>3+</sup>/Yb<sup>3+</sup> nanospheres.

10.1039/c8nr01734d article EN Nanoscale 2018-01-01

High sensitivity thermometer LuNbO<sub>4</sub>:Pr<sup>3+</sup>/Tb<sup>3+</sup> based on intervalence charge transfer transitions.

10.1039/c8qi00755a article EN Inorganic Chemistry Frontiers 2018-01-01

The realization of real-time and accurate temperature reading at subcutaneous level during the photothermal therapy (PTT) could maximally avoid collateral damages induced by overheating effects, which remains a formidable challenge for biomedical applications. Herein, 808 nm light-driven yolk-shell GdOF:Nd3+/Yb3+/Er3+@SiO2 microcapsules were developed with thermal-sensing heating bifunctions. Under excitation, sensitive thermometry was implemented monitoring thermoresponsive emission from...

10.1021/acsami.7b12753 article EN ACS Applied Materials & Interfaces 2017-11-27

Self-monitored photothermal therapy (PTT) with minimal collateral damages has emerged as a challenging strategy for antibacterial and cancer treatments, which could be fulfilled via the rational integration of luminescent thermometry ablation within single upconverting (UC) nanoplatform. Herein, 808 nm light-driven dual-functional nanoplatforms LuVO4:Nd3+/Yb3+/Er3+@SiO2@Cu2S were successfully developed using olivelike LuVO4:Nd3+/Yb3+/Er3+ hollow nanoparticles thermal-sensing core ultrasmall...

10.1021/acsami.8b18184 article EN ACS Applied Materials & Interfaces 2018-11-02
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