Stimulus-responsive hydrogen-bonded organic frameworks: Construction strategies, research progress and applications

Coordination Chemistry Reviews, Journal Year: 2024, Volume and Issue: 507, P. 215760 - 215760

Published: March 5, 2024

Language: Английский

---

Bioinspired Luminescent HOF‐Based Foam as Ultrafast and Ultrasensitive Pressure and Acoustic Bimodal Sensor for Human–Machine Interactive Object and Information Recognition

Advanced Materials, Journal Year: 2023, Volume and Issue: 35(38)

Published: June 16, 2023

Bionic sensors have extensively served smart robots, medical equipment, and flexible wearable devices. The luminescent pressure-acoustic bimodal sensor can be treated as a remarkable, multifunctional, integrated bionic device. Here, blue-emitting hydrogen-bonded organic framework (HOF-TTA) luminogen combines with melamine foam (MF), generating the elastic HOF-TTA@MF (1 2) pressure-auditory sensor. In pressure sensing process, 1 has excellent maximum sensitivity (132.02 kPa-1 ), low minimum detection limit (0.0 1333 Pa), fast response time (20 ms), high precision great recyclability. 2 auditory exhibits highest to 520 Hz sound at 255-1453 Hz. process of Hz, possesses 648 441.3 cps Pa-1 cm-2 (0.36 dB) ultrafast (10 ms) within 11.47-91.77 dB. mechanisms toward are analyzed in detail by finite element simulation. Furthermore, 2, human-machine interactive sensor, recognize nine different objects word information "Health", "Phone", "TongJi" accuracy strong robustness. This work provides facile fabricated method HOF-based endows them new recognition functions dimensions.

Language: Английский

---

Lanthanide Functionalized Hydrogen-bonded Organic Framework Hybrid Materials: Luminescence Responsive Sensing, Intelligent Applications and Biomimetic Design

Accounts of Materials Research, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 9, 2024

Language: Английский

---

Mechanochromic luminescent material with high quantum yield for multi-mode anti-counterfeiting applications

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 497, P. 154721 - 154721

Published: Aug. 10, 2024

Language: Английский

---

Bionic Luminescent Skin as Ultrasensitive Temperature‐Acoustic Sensor for Underwater Information Perception and Transmission

Advanced Materials, Journal Year: 2023, Volume and Issue: 36(4)

Published: Oct. 23, 2023

Bioinspired artificial luminescent skin (L-skin) integrated with multiple sensing functions significantly promotes the development of smart devices. It is considerably challenging to realize underwater technologies. Here, a sharkskin-inspired Eu@HOF-TJ-1@TA L-skin (1) prepared for both temperature and sound sensing. 1 an ultrathin flexible sensor, in 298.15-358.15 K, exhibiting ultrahigh maximum relative sensitivity (97.669% K

Language: Английский

---

A two-dimensional luminescent HOF containing an interpenetrating network structure with dual function: highly sensitive detection of methotrexate and multi-level information encryption

Inorganic Chemistry Frontiers, Journal Year: 2023, Volume and Issue: 10(10), P. 2951 - 2960

Published: Jan. 1, 2023

An unreported HOF containing imidazole groups was prepared, providing a dual-functional platform for the detection of anticancer drug methotrexate in serum and multi-level information encryption.

Language: Английский

---

Visual Detection of Coumarin and Umbelliferone for Beverage Safety Based on Eu(III)‐Functionalized HOF Hybrids: Further Constructing an SVM‐Assisted Digital Anti‐Counterfeiting Platform

Advanced Optical Materials, Journal Year: 2023, Volume and Issue: 11(24)

Published: July 20, 2023

Abstract The development of rapid, sensitive, and intuitive intelligent fluorescent materials (IFMs) for monitoring beverage safety is important human health. In this study, an emerging IFM, a dual‐emitting Eu 3+ ‐functionalized hydrogen‐bonded organic framework (Eu@HOF, Eu@ 1 ), fabricated through coordination post‐synthetic modification. ligand‐to‐metal charge transfer‐induced energy transfer (LMCT‐ET) from to provides with palpable red fluorescence. as sensor can specifically discriminate coumarin (Cou), common spice used in beverages but suspected carcinogen, high sensitivity, efficiency, excellent anti‐interference. also quantitatively distinguish 7‐hydroxycoumarin (umbelliferone, Ulf), metabolite Cou, chromatic ratiometric modes. realistic milk soy samples, the detection limits (DL) Cou are 0.0979 0.0511 mg L −1 , respectively, whereas that Ulf practical serum samples 0.0099 . Furthermore, based on polyethylene‐vinyl acetate (PEVA) films, three digital anti‐counterfeiting platforms multiple encryption information constructed, assisted by support vector machine. This work proposes facile pathway preparing Eu@HOF sensors determine opens possibility designing efficient precise multifunctional platform via machine learning.

Language: Английский

---

Efficient Multi-stimulus-Responsive Luminescent Eu(III)-Modified HOFs Materials: Detecting Thiram and Caffeic Acid and Constructing a Flexible Substrate Anti-counterfeiting Platform

ACS Applied Materials & Interfaces, Journal Year: 2024, Volume and Issue: unknown

Published: April 10, 2024

The powerful capability of multi-stimulus-responsive luminescent hydrogen-bonded organic frameworks (HOFs) to respond external chemical or physical stimuli in various manners makes them appealing the luminescence anti-counterfeiting field. Herein, a novel Eu

Language: Английский

---

Dual-Function Platform Based on Postsynthetic Functionalization of a Water-Stable Hydrogen-Bonded Organic Framework: Ratiometric Sensing of Nicotine and Cotinine and Dynamic Anticounterfeiting for Information Encryption

Inorganic Chemistry, Journal Year: 2023, Volume and Issue: 62(49), P. 20458 - 20466

Published: Nov. 30, 2023

Nicotine and its major metabolite cotinine are widely used as markers of tobacco smoke abstinence well indicators active smoking levels the assessment passive inhalation in nonsmokers. Therefore, using an easy-to-prepare sensing platform that can provide a rapid, highly sensitive response for simultaneous detection salivary nicotine urinary is especially crucial helping heavy cigarette smokers quit protecting public health. Hydrogen-bonded organic frameworks, novel class porous crystalline materials, show immense potential functional modification optical sensing. Herein, new HOF was prepared by simple solvent evaporation method, dual-emitting material Eu(bpy)@HOF-215(1) obtained postsynthetic lanthanide luminescent complexes, which maintains favorable structural stability introduces characteristic emitting Eu, allowing use ratiometric fluorescent sensor cotinine, with limit 0.045 μM saliva 0.591 urine. Furthermore, inks based on HOF-215 have been fabricated photoresponse variations 1 to NIC COT, enables multilevel encryption decryption information, dynamic recyclable process. This work not only synthesizes blue but also provides representative successful case dual-function application anticounterfeiting.

Language: Английский

---

Dual physical stimuli fluorescence response of an α-cyanostilbene derivative for dynamic information storage

Colloids and Surfaces A Physicochemical and Engineering Aspects, Journal Year: 2024, Volume and Issue: 692, P. 133949 - 133949

Published: April 12, 2024

Language: Английский

---