Results 1 to 10 of about 2,489,240 (264)

The first specific probe for pyrrolidine with multifunction by the interaction mechanism of atomic economic reaction

iScience
Summary: Pyrrolidine (PyD) has an important impact on the environment and human health. However, there is currently no method for trace detection of PyD. Here, we successfully designed diaminomethylene-4H-pyran (1) as the first specific fluorescent probe
Xi-Ying Cao, Yan Huang, Si-Hong Chen, Shi-Wei Yu, Zu-Jia Chen, Zhong-Hao Li, Yu Zeng, Nan Chen, Liang Cao, Zhao-Yang Wang   +9 more
doaj   +1 more source

Shaping electrospray plume with convergent sound beams

iScience
Summary: Electrospray ionization (ESI) is one of the mainstream ionization techniques for mass spectrometry (MS) nowadays. Here, we present a new variant of ESI-MS setup, in which an electrospray emitter points to the mass spectrometer’s orifice while ...
Yu-Hao Chen, Min-Min Hung, Pawel L. Urban   +2 more
doaj   +1 more source

Time-domain adjoint optimization for metalens design toward enhanced broadband efficiency and uniformity

iScience
Summary: We propose a time-domain adjoint optimization method for achromatic metalens design, achieving high efficiency and near-uniform spectral response.
Mingyu Park, Haejun Chung, Kyung-Young Jung   +2 more
doaj   +1 more source

A semi-supervised method using cycle consistency and multi-perspective dilated for SAR-to-optical translation

iScience
Summary: Synthetic aperture radar (SAR) is a powerful imaging sensor capable of operating in any weather and at any time, despite its image interpretation poses challenges.
Jinyu Wang, Haitao Yang, Zhengjun Liu, Hang Chen   +3 more
doaj   +1 more source

Attributing climate-change-related disaster displacement responsibilities along global production chains

iScience
Summary: Climate change creates hostile living conditions in various regions, provoking climate-driven migration. The literature points to a polarization between the countries responsible for climate change and the regions suffering its consequences ...
Guadalupe Arce, Ángela García-Alaminos, Mateo Ortiz, Jorge Zafrilla   +3 more
doaj   +1 more source

Optical multilayer thin film structure inverse design: From optimization to deep learning

iScience
Summary: Optical multilayer thin film structures have been widely used in numerous photonic domains and applications. The key component to enable these applications is the inverse design.
Taigao Ma, Mingqian Ma, L. Jay Guo
doaj   +1 more source

Soft wearable thermo+touch haptic interface for virtual reality

iScience
Summary: Touch is an inherent source of tactile sensation in everyday life, followed by vision and audition. For rich tactile feedback, multimodal haptic feedback is necessary because a single touch simultaneously excites multiple types of tactile ...
Seohu Lee, Seongkwan Jang, Youngsu Cha
doaj   +1 more source

A human-system integration framework and its application for special vehicle interface design under typical human readiness levels

iScience
Summary: Life cycle Human System Integration (HSI) practices are crucial for optimizing human system performance, reducing costs, and ensuring safety. To address the limited HSI practices under typical Human Readiness Levels (HRLs), our study proposes an
Chuanyan Feng, Shuang Liu, Xiaoru Wanyan, Zhenjia Sun, Fang Xie   +4 more
doaj   +1 more source

Polarization-insensitive narrowband reflective wavefront manipulation through all-dielectric anisotropic subwavelength structures

iScience
Summary: Local metasurfaces provide high flexibility in shaping wavefronts but suffer from poor frequency selectivity. Here, we numerically present a reflective all-dielectric metasurface platform achieving simultaneous local phase control and spectral ...
Meiyan Pan, Yanxin Lu, Jintao Wang, Yihang Chen   +3 more
doaj   +1 more source

Laser-induced voltage of table salt for deep ultraviolet pulsed laser detection

iScience
Summary: To meet the requirements of fast response and simple process of deep ultraviolet (UV) pulsed laser detector, table salt (TS) was used as laser detection material in combination with a variable resistor to achieve single-pulse laser detection ...
Xuecong Liu, Kun Zhao, Xinyang Miao
doaj   +1 more source