Results 61 to 70 of about 2,614,293 (181)

Deep Learning Classification of Deep Ultraviolet Fluorescence Images for Margin Assessment During Breast Cancer Surgery [PDF]

, 2023
Breast-conserving surgery (BCS) is a widely used treatment for breast cancer, but ensuring the complete removal of cancer cells from the surgical margins remains a challenge.
To, Tyrell
core  

Advances in enhancing the light extraction efficiency of AlGaN-based deep ultraviolet light-emitting diodes via optical polarization

Frontiers in Physics
AlGaN-based deep ultraviolet light-emitting diodes (DUV-LEDs), as a novel solid-state ultraviolet light source, compared with the traditional ones, have competitive advantages over traditional UV sources such as mercury (Hg) pollution free, low energy ...
Dong-Xu Zhu, Dong-Xu Zhu, Gong Wang, Gong Wang, Yun-Fei Li, Yun-Fei Li   +5 more
doaj   +1 more source

Enhanced Performance of AlGaN-Based Deep Ultraviolet Light-Emitting Diodes with Chirped Superlattice Electron Deceleration Layer

Nanoscale Research Letters, 2019
AlGaN-based deep ultraviolet (DUV) light-emitting diodes (LEDs) suffer from electron overflow and insufficient hole injection. In this paper, novel DUV LED structures with superlattice electron deceleration layer (SEDL) is proposed to decelerate the ...
Jiahui Hu, Jun Zhang, Yi Zhang, Huixue Zhang, Hanling Long, Qian Chen, Maocheng Shan, Shida Du, Jiangnan Dai, Changqing Chen   +9 more
doaj   +1 more source

Maximizing the Light Extraction Efficiency for AlGaN-Based DUV-LEDs with Two Optimally Designed Surface Structures under the Guidance of PSO

Crystals, 2022
A novel method of utilizing an intelligent algorithm to guide the light extraction surface structure designing process for deep-ultraviolet light emitting diodes (DUV-LEDs) is proposed and investigated.
Zizheng Li, Huimin Lu, Jianping Wang, Yifan Zhu, Tongjun Yu, Yucheng Tian   +5 more
doaj   +1 more source

Challenges and strategies toward next‐generation high‐performance flexible and printable thin‐film transistors

FlexMat, EarlyView.
This review explores recent progress in printing strategies such as inkjet, screen, liquid metal, and roll to roll (R2R) methods and their roles in fabricating flexible TFTs. Device architectures are examined with emphasis on printed components and their influence on performance and stability.
Xia Zhao, Zhongqing Zeng, Zeyu Hu, Jaekyun Kim, Jidong Jin, Wensi Cai, Zhigang Zang   +6 more
wiley   +1 more source

Bio‐Derived Nanophotonic Hybrids Enabling Reconfigurable Upconversion for Multilevel Optical Encryption

Laser &Photonics Reviews, EarlyView.
A dual‐gated nanophotonic platform integrates lanthanide‐doped upconversion nanoparticles with a stimuli‐responsive silk–zirconia photonic crystal to enable multilevel optical encryption. Resonant photonic coupling allows hydration‐dependent modulation of visible emission under near‐infrared excitation, achieving reversible switching between decoy and ...
Taehoon Kim, Seohan Yun, Fiorenzo G. Omenetto, Junyong Park   +3 more
wiley   +1 more source

Brushed Crystallized Ultrathin Oxides: Recrystallization and Deep-Ultraviolet Imaging Application

, 2019
Ultrawide band gap oxides have attracted attention for deep-ultraviolet (DUV) imaging detection which possesses a wide range of applications in space science, secure communication, and biological research.
Richeng Lin (4746228), Dan Zhang (51283), Feng Huang (62988), Yuqiang Li (2016439), Wei Zheng (25452)   +4 more
core   +1 more source

Deep Ultraviolet Light-Emitting Diode Light Therapy for Fusobacterium nucleatum

, 2021
Background: Fusobacterium nucleatum, which is associated with periodontitis and gingivitis, has been detected in colorectal cancer (CRC). Methods: We evaluated the bactericidal effect of deep ultraviolet (DUV) light-emitting diode (LED) light therapy on ...
Junzo Nojima, Takahiro Yamasaki, Shunsuke Ito, Hidehiro Tsuneoka, Soichiro Fukuda, Katsuaki Mishima, Jun Nishikawa, Naoto Kubota, Yutaka Suehiro, Koji Harada, Ken-ichiro Otsuyama, Isao Sakaida, Tatsuya Takagi   +12 more
core   +1 more source

A Review of Recent Research Advances on AlGaN-Based Deep Ultraviolet Light-Emitting Diodes

IEEE Access
Due to environmental friendliness, small size, long lifetime, and adjustable light-emitting wavelength, AlGaN-based deep ultraviolet light-emitting diodes (DUV-LEDs) have great development potential in the fields of biochemical detection, sterilization ...
Yong Huang, Yu Li, Dan Xiang
doaj   +1 more source

Native Label‐Free Spectral Biochemical Fingerprinting of an Enveloped Mammalian RNA Virus Reveals Mode of Action of a Virucidal Drug

Small Methods, EarlyView.
Deep‐Ultraviolet Resonance Raman (DUVRR) spectroscopy is introduced as a label‐free, non‐invasive analytical workflow for the biochemical fingerprinting of enveloped viruses. By integrating bottom‐up stoichiometric reconstruction with top‐down biochemical extraction, this strategy accurately disentangles complex viral compositions in physiological‐like
Denis Rajnovic, Fatima Matroodi, Lamyaa M. Almehmadi, Tea Carletti, Alessandro Gessini, Igor K. Lednev, Claudio Masciovecchio, Alessandro Marcello, Barbara Rossi   +8 more
wiley   +1 more source