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Mesoporous degradable chitosan-based monoliths: synthesis and applications toward water purification

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Published On ::

Mol. Syst. Des. Eng., 2024, 9,399-408
DOI: 10.1039/D3ME00180F, Paper
Jyoti Devi Katiyar, Subrata Chattopadhyay
A synthetic strategy is presented for the preparation of degradable chitosan based functional porous polymer monoliths with tunable surface area, which are capable to efficiently remove multiple pollutants from water.
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Designing biphenanthridine-based singlet fission materials using computational chemistry

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Mol. Syst. Des. Eng., 2024, 9,423-435
DOI: 10.1039/D3ME00181D, Paper
Keighlynn A. Veilleux, Georg Schreckenbach, David E. Herbert
A systematic search for novel singlet fission materials based on the recently synthesized 6,6'-biphenanthridine (biphe) framework is reported, utilizing a straightforward computational approach.
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Two-state nanocomposite based on symmetric diblock copolymer and planar nanoparticles: mesoscopic simulation

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Mol. Syst. Des. Eng., 2024, 9,409-422
DOI: 10.1039/D3ME00176H, Paper
Maxim Malyshev, Daria Guseva, Pavel Komarov
A method for controlling the distribution and orientation of 2D fillers in the copolymer matrix is presented.
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3-Perfluoroalkylated fluorescent coumarin dyes: rational molecular design and photophysical properties

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Mol. Syst. Des. Eng., 2024, 9,332-344
DOI: 10.1039/D4ME00006D, Paper
Ayano Ikemura, Yukiko Karuo, Yuki Uehashi, Tomohiro Agou, Masahiro Ebihara, Yasuhiro Kubota, Toshiyasu Inuzuka, Masaaki Omote, Kazumasa Funabiki
The photochemical properties of a coumarin derivative with a promising electron-withdrawing fluoroalkyl group at the 3-position in solution and in the crystal were investigated in detail.
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Effect of computationally designed fragment-based analogs on the RBD–ACE2 complex of the SARS-CoV-2 P.1 variant

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Mol. Syst. Des. Eng., 2024, Advance Article
DOI: 10.1039/D3ME00193H, Paper
Surabhi Lata, Mohd. Akif
Modulation of the RBD–ACE2 complex formation and perturbation in their interface by the designed analogs.
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Tuning the photophysical properties of ESIPT active unsymmetrical azine dyes by the change in the substituent and solvent: TD-PBE0 and TD-CAM-B3LYP studies

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Mol. Syst. Des. Eng., 2024, Advance Article
DOI: 10.1039/D4ME00039K, Paper
Hossein Roohi, Tahereh Pouryahya
The photophysical properties of the designed ESIPT active as well as donor–acceptor structured unsymmetrical azine dyes L1–L5 were investigated at PBE0/6-31++G(d,p) and CAM-B3LYP/6-31++G(d,p) levels of theory in the gas phase and solvent media.
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A molecular-design approach for selective sulfate separation from competitive acidic and alkaline aqueous media

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Mol. Syst. Des. Eng., 2024, Accepted Manuscript
DOI: 10.1039/D4ME00031E, Review Article
Arghya Basu, Sandeep Kumar Dey
Selective and efficient removal of sulfate from aqueous solution having a high concentration of other competing ions is an important aspect of separation science technology and has attracted considerable attention...
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Design and engineering of an artificial disulfide bond in human cytochrome c to regulate the protein structure and function

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Mol. Syst. Des. Eng., 2024, Advance Article
DOI: 10.1039/D3ME00196B, Paper
Yan-Yan Li, Yu Feng, Lu Yu, Shuang-Shuang Long, Shu-Qin Gao, Ying-Wu Lin
An artificial disulfide bond was rationally constructed in human cytochrome c (hCyt c) via double mutations (A51C/G77C), which weakened the coordination of Met80 to the heme iron and enhanced the peroxidase activity of hCyt c.
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A taste of forest food and adivasi tradition

By www.thehindubusinessline.com
Published On :: Sat, 24 Aug 2019 15:28:09 +0530

Visit Bhopoli village in Palghar district of Maharashtra to de-stress from urban pressures and to go back to nature


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Countryside caretaker of the dainty demoiselle

By www.thehindubusinessline.com
Published On :: Sat, 05 Oct 2019 14:25:03 +0530

Meet Sevaram, who has made it his life’s mission to care for the migrant visitors to a Rajasthan hamlet every year


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No longer just forest residue

By www.thehindubusinessline.com
Published On :: Sat, 16 Nov 2019 09:26:22 +0530

Women in HP are becoming financially independent thanks to pine needles


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Meet the men behind India’s own Jurassic Park

By www.thehindubusinessline.com
Published On :: Sat, 02 May 2020 06:57:00 +0530

Their passion as geologists helped them discover the remains of a very distant past


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Business Sakhis come of age

By www.thehindubusinessline.com
Published On :: Fri, 04 Sep 2020 19:47:30 +0530

Meet the women micro entrepreneurs in Rajasthan’s villages


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A true digital revolution or ‘exclusion through technology’?

By www.thehindubusinessline.com
Published On :: Fri, 04 Sep 2020 20:01:55 +0530

Lack of smartphones and poor connectivity have severely cramped internet outreach in Manipur during the ongoing pandemic


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The synthesis of tetraarylethylene-based conjugated polymers for the application of fluorescence sensing towards nitroaromatics

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Polym. Chem., 2024, 15,4221-4230
DOI: 10.1039/D4PY00821A, Paper
Rentuya Wu, Xiaosong Sun, Wenyue Dong, Yanwei Li, Qian Duan, Teng Fei
Two tetraarylethylene-based conjugated polymers were synthesized and they exhibit high sensitivity and selectivity towards 2,4,6-trinitrophenol sensing.
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Mechanical properties and molecular adhesion exhibited by inorganic–organic composite elastomers

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Polym. Chem., 2024, 15,4196-4203
DOI: 10.1039/D4PY00879K, Paper
Naoki Yamashita, Ryohei Ikura, Kenji Yamaoka, Nobu Kato, Masanao Kamei, Kentaro Ogura, Minoru Igarashi, Hideo Nakagawa, Yoshinori Takashima
Organic–inorganic composite elastomers with reversible cross-links formed by β-cyclodextrin and adamantane (Ad) were prepared. Excess Ad units improve the mixability of polydimethylsiloxane and poly(ethyl acrylate) to increase the healing ratio.
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Versatile poly(N-vinylcaprolactam)-grafted-hydroxypropyl cellulose polymers with tailored thermo- and pH-responsive properties via sustainable organocatalyzed atom transfer radical polymerization

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Polym. Chem., 2024, 15,4244-4254
DOI: 10.1039/D4PY00931B, Paper
Muhammad Asif Iqbal, Asif Mahmood, Waheed Al-Masry, Chan Ho Park, Sadaf Ul Hassan, Toheed Akhter
This study explores the synthesis of dual pH- and thermo-responsive poly(N-vinylcaprolactam)-grafted-hydroxypropyl cellulose (PNVCL-g-HPC) polymers via visible-light-driven, metal-free organocatalyzed atom transfer radical polymerization (O-ATRP).
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Heterogenous catalysis for oxygen tolerant photoredox atom transfer radical polymerization and small-molecule dehalogenation

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Polym. Chem., 2024, 15,4264-4280
DOI: 10.1039/D4PY00899E, Paper
Open Access
Kriti Kapil, Mingkang Sun, Ting-Chih Lin, Hironobu Murata, Grzegorz Szczepaniak, Khidong Kim, Stephen DiLuzio, Jaepil Jeong, Mitchell Baumer, Stefan Bernhard, Tomasz Kowalewski, Krzysztof Matyjaszewski
Heterogeneous photocatalysts (PCs) have garnered attention for their sustainability and cost-effectiveness.
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Vinylene-linked fully conjugated porous organic polymers based on difluoroboron β-diketonate complexes for green and efficient photocatalysis

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Polym. Chem., 2024, 15,4281-4287
DOI: 10.1039/D4PY00947A, Paper
Wenshuo Xu, Zehao Zhao, Yiqiong Liu, Dongxin Yang, Weitao Gong
Two distinct vinylene-linked fully conjugated POPs were achieved by reacting difluoroboron β-diketonate complexes with reactive methyl groups and a carbazole-bearing aldehyde.
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Emerging trends in the chemistry of polymeric resists for extreme ultraviolet lithography

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY00957F, Review Article
Jie Cen, Zhengyu Deng, Shiyong Liu
Patterning materials have advanced significantly to achieve high-resolution fabrication of integrated circuits for extreme ultraviolet (EUV) lithography. Emerging trends in the chemistry of polymeric resists for EUV lithography are summarized.
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Materials designed to degrade: structure, properties, processing, and performance relationships in polyhydroxyalkanoate biopolymers

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY00623B, Review Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Jessica N. Lalonde, Ghanshyam Pilania, Babetta L. Marrone
A materials tetrahedron framework is applied to PHA biopolymers to highlight design challenges and frame potential future research exploring structure, property, processing, and performance relationships.
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Lewis acid ionic liquid catalysed synthesis of bioderived surfactants from β-pinene

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Polym. Chem., 2024, 15,4327-4338
DOI: 10.1039/D4PY00925H, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Philippa L. Jacob, Fabricio Machado, Graham A. Rance, Gary Walker, Vincenzo Taresco, Daniel J. Keddie, Steven M. Howdle
Earth abundant catalysis and more sustainable post-polymerisation functionalisation have been applied in the synthesis of β-pinene derived polymeric surfactants.
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Synthesis of furan-based conjugated polymers with tunable bandgaps via direct C–H arylation of oligofurans

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Polym. Chem., 2024, 15,4339-4348
DOI: 10.1039/D4PY00834K, Paper
Hui Guo, Dayong Jiang, Yufan Gu, Ruixin Wang, Luoyi Wang, Xu-Hui Jin
Using long oligofurans as synthetic building blocks has been found to enable the efficient synthesis of conjugated furan-based polymers through direct C–H arylation, which exhibit excellent antimicrobial activity.
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Scalable design of uniform oligourethanes for impact study of chain length, sequence and end groups on thermal properties

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Polym. Chem., 2024, 15,4319-4326
DOI: 10.1039/D4PY01001A, Paper
Open Access
Jens Van Hoorde, Nezha Badi, Filip E. Du Prez
A bidirectional growth-based protocol is used for the synthesis of a series of sequence-defined oligourethanes in large scale (50 g). The effect of chain length, sequence and end group functionalities on the thermal properties is evaluated.
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Synthesis of Asymmetric Imine Polymers for Highly Selective Sorting of Semiconducting Single-Walled Carbon Nanotubes by Two in One Strategy

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Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY00607K, Paper
Ying Zhang, Yu Li, Yuchi Wan, Jun-Hao Wang, Yunzhen Chang, Sheng Zhu, Lan Bai, Yu Cao, Xuelei Liang, Gaoyi Han
By two in one strategy, we get three polymers of fluorene derivative with asymmetric structure functionalized with two types of arenes with different orientation and electronic properties. The polymers are...
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Long afterglow epoxidized soybean oil polymer composites with reversible dynamic cross-linking for intelligent coating

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Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY00857J, Paper
Jiaman Hu, Zihao Wang, Minglin Yang, Chuansong Yu, Siyu Li, Yinggang Miao, Xiangqian Quan, Jize Liu, Shiyang Shao
High-performance coatings with advanced functions such as long afterglow luminescence and self-healing have attracted great interest around the world, however, the integration of these desired multifunctions in a single composite...
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Functionalization of nano-objects in living anionic polymerization-induced self-assembly and their use for improving thermal properties of epoxy resins

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY01008F, Paper
Guicun Guo, Jiali Wu, Jingwei Zhang, Peng Zhou, Ding Shen, Penghan Li, Guowei Wang
Using LAPISA or LAPICA, stabilized PDVB@(PI-b-PS) and PDVB@(PI-b-PS/PS) nano-objects were prepared, functionalized and used as additives for epoxy resin, providing improved Tgs, integrated interfaces, uniform distributions, and scalable applications.
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Control over membrane fluidity and biophysical properties of synthetic terpolymer stabilized complex coacervates

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY00978A, Paper
Open Access
Sebastian Novosedlik, Alexander B. Cook, Tim J. F. M. Voermans, Henk M. Janssen, Jan C. M. van Hest
Cell membranes are vital barriers that regulate the composition of the intracellular environment and facilitate communication processes essential for cellular function and survival.
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[Ru]-Catalyzed Olefin Metathesis and Ethenolysis for the Synthesis and Recycling of Bio-Based Polycarbonates and Polycyanurates

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Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY00940A, Paper
Dana M. Pinson, Francesca D. Eckstrom, Gregory S. Ostrom, K. Randall McClain, Lawrence Baldwin, Benjamin Grant Harvey
Eugenol, an abundant, naturally occurring phenolic compound, was converted into a thermoplastic polycarbonate by olefin metathesis followed by interfacial polymerization with triphosghene. This resulted in polymers with Mn ranging from...
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Expanding the poly(2-oxazoline) block copolymer possibilities through nitroxide mediated polymerisation

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Polym. Chem., 2024, 15,4416-4424
DOI: 10.1039/D4PY00887A, Paper
Open Access
James Lefley, C. Remzi Becer
In recent years, poly(2-oxazoline)s (POx) have become a sought-after biomaterial to replace PEG. Endcapping POx with BlocBuilder MA enables copolymerization with a variety of vinylic monomers, producing unique POx-vinyl block copolymer combinations.
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Effect of interfacial local conformation of polymer chains on adhesion strength

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Polym. Chem., 2024, 15,4425-4432
DOI: 10.1039/D4PY00951G, Paper
Open Access
Tatsuki Abe, Satoru Yamamoto, Keiji Tanaka
The aggregation states of polymer chains at solid interfaces are strongly related to their adhesion properties.
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Simple oxime functionalized fluorene polymers for organic solar cells

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Polym. Chem., 2024, 15,4474-4481
DOI: 10.1039/D4PY00919C, Paper
Open Access
Abdullah Adewale Adeoba, Xiangyu Shen, Fuzhen Bi, Jianan Niu, Mingxin Sun, Shuguang Wen, Xichang Bao
A novel oxime-functionalized fluorene is used as an acceptor unit with a BDT donor in conjugated D–A polymers. Organic solar cell devices made with a Y6 non-fullerene acceptor give a power conversion efficiency of 10.71%.
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Acid-labile and non-degradable cross-linked star polymer model networks by aqueous polymerization for in situ encapsulation and release

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Polym. Chem., 2024, 15,4454-4464
DOI: 10.1039/D3PY00677H, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Gavin Irvine, Stuart Herron, Daniel W. Lester, Efrosyni Themistou
Aqueous RAFT polymerization for the preparation of degradable and non-degradable cross-linked star polymer model networks, in situ dye encapsulation and release.
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Enhanced mechanical properties of acrylate and 5-vinyl-2-norbornene-based ethylene terpolymers: rational design and synthesis using remotely modulated phosphine–sulfonate palladium complexes

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Published On ::

Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY00722K, Paper
Yong-Qing Li, Gui-Ping Cao, Yu-Cai Cao
From a practical perspective, it is important to maintain or increase the mechanical properties of functional ethylene copolymers to those of nonpolar polyethylene (PE).
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Reversible aminolysis: a new concept for postpolymerization modification

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY00827H, Communication
Koki Kasai, Hideki Amii, Ryohei Kakuchi
Efficient yet reversible aminolysis postpolymerization modification reactions.
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Mesomorphic and photochromic luminescent behaviour of side-chain liquid crystalline polymers containing di-substituted cyanostilbene groups with the different number of alkyl tail chain

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Published On ::

Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY00889H, Paper
Juan Luo, Juan Wang, Junde Zhang, Huizi Cao, Xiaofang Chen
In this work, side-chain luminescent liquid crystalline polymers (SCLLCPs) that contain di-substituted cyanostilbene (CS) groups with the different substituted number of terminal alkyl chain, which are PNB-Z-4, PNB-Z-34, and PNB-Z-345,...
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Diversified synthesis of poly(sulfonyl isourea)s by multicomponent polymerizations of isocyanides, sulfonyl azides, and alcohols/phenols

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY00953C, Paper
Dongyang Fan, Fenggang Chen, Dong Wang, Ting Han, Ben Zhong Tang
A novel multicomponent polymerization strategy using diverse monomer combinations of isocyanides, sulfonyl azides, and alcohols/phenols was developed to synthesize thermally and morphologically stable and heteroatom-rich poly(sulfonyl isourea)s.
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Sequence-defined structural transitions by calcium-responsive proteins

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Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY00907J, Paper
Marina Chang, Winnie Huang, Gatha Shambharkar, Kenny Hernandez, Danielle Jamie Mai
Biopolymer sequences dictate their functions, and protein-based polymers are a promising platform to establish sequence–function relationships for novel biopolymers. To efficiently explore vast sequence spaces of natural proteins, sequence repetition...
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Reducing Agent Triggered Templated Synthesis of Dynamic Covalent Poly(disulfide)s Nanonetwork: Remarkable Tuning in Noncovalent Encapsulation Stabilities and Cargo Release

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Published On ::

Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY01109K, Paper
Arun Mondal, S. K. Sujauddin, Dhiman Mondal, Soumya Kolay, Shuvajyoti Sarkar, Mijanur Rahaman Molla
Here, we demonstrated a new methodology for the templated synthesis of cross-linked poly(disulfide)s based dynamic covalent nanonetwork as highly stable potential delivery vehicle in the field of chemotherapeutic applications. The...
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Single-ion quasi-solid-state electrolytes based on sulfonimide-functionalized covalent organic framework

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Polym. Chem., 2024, 15,4529-4541
DOI: 10.1039/D4PY00352G, Paper
Haomin Wu, Wencan Ma, Xin Huang, Yifeng Cai, Junheng Li, Qiaobo Liao, Kai Xi, Qiuhong Zhang, Xudong Jia
The COF based SIQSSEs with a high ionic conductivity of 4.3 × 10−4 S cm−1, a high LTN of 0.90. A high initial capacity (150.3 mA h g−1), high retention (99% after 100 cycles), good cycling stability and rate performance in Li/LFP battery test.
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Strategies to prepare polymers with cleavable linkages releasing active agents in acidic media

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Published On ::

Polym. Chem., 2024, 15,4491-4518
DOI: 10.1039/D4PY00854E, Review Article
Nachnicha Kongkatigumjorn, Daniel Crespy
Hydrolysis stability of labile linkages in polymers can be tuned through careful selection of substituent groups near these linkages to selectively release active substances.
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Increasingly threaded polypseudorotaxanes with reduced enthalpies of melting

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY01006J, Communication
He Sun, Sean R. Gitter, Kiana A. Treaster, Joshua D. Marquez, Brent S. Sumerlin, Kenneth B. Wagener, Austin M. Evans
We used acyclic diene metathesis (ADMET) chemistry to prepare variably threaded pseudopolyrotaxanes. We find that the melting enthalpy decreases as the number density of macrocycles is increased.
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Synthesis of degradable polyester with high molecular weight and excellent mechanical properties through copolymerization modification of poly(butylene succinate)

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Polym. Chem., 2024, 15,4570-4579
DOI: 10.1039/D4PY01050G, Paper
Hongji Wang, Xiaojun Ma, Hanyu Yao, Haohao Chang, Yin Lv, Zhong Wei
The degradable copolymer of polybutylene succinate (PBS) modified with tricyclodecane dimethanol (TCD) presented significantly enhanced tensile strength and elongation at break.
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Interpretable machining learning assisted insights into bifunctional squaramide catalyzed ring-opening polymerization of lactide

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Polym. Chem., 2024, 15,4562-4569
DOI: 10.1039/D4PY00866A, Paper
Shaoju Cao, Mengting Hong, Junyuan Hu, Zhenjiang Li, Jin Huang, Kai Guo
A bifunctional squaramide catalyst with tunable activity enables the controlled ring-opening polymerization of lactide. Combining bench experiments and interpretable machine learning offer insights into catalyst structures, promoting catalyst design.
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Composition-dependent emission colors for biomass-based main-chain luminescent liquid crystalline copolyesters with excellent tensile properties

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY00946K, Paper
Wei Wang, Jing Wang, Wenting Li, Guangjian Liao, Yuan Qiu, Guochuan Yin, Yonggui Liao, Xiaolin Xie
The emission colors of high-performance MCLCPs with biomass-based bifuran and AIE-active cyanostilbene units can be tuned by the composition from blue to cyan, and then to green. Upon UV exposure, the thin film can undergo an emission color change.
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Polyurethane foam acidolysis with carboxylic acids: acid structure dictates N-containing product distribution and kinetics

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Polym. Chem., 2024, Advance Article
DOI: 10.1039/D4PY01116C, Paper
Zach Westman, Manasa Perikala, Xinyi Wu, Kelsey Richardson, Christopher S. Letko, Vojtech Vlcek, Phillip Christopher, Mahdi M. Abu-Omar
Spectroscopic characterization and kinetic studies elucidate the influence of dicarboxylic acid (DCA) structure on the formation of amide/imide products during chemical recycling of a flexible polyurethane foam (PUF).
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Biodegradable pressure sensors with high sensitivity and wide detection range via a piezoresistive/capacitive dual response

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Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY00675E, Paper
Xiaowan Luan, Yanlong Zhu, Yankun Chen, Xiaoxia Gu, Qian Xu, Guoming Liu, Xiu-Qin Zhang, Minxuan Kuang
Eco-friendly strategies are strongly needed to address the issue of e-waste pollution. Green electronics constructed from degradable polymers have attracted widespread attention. In this paper, a piezoresistive/capacitive dual-response pressure sensor...
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Eugenol-based polyester and its bamboo fiber composite with enhanced mechanical and anti-ultraviolet properties

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Polym. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4PY00998C, Paper
Meiran Xie, Qiubo Wang, Xinyu Hu, Shuyao Wang, Ruyi Sun, Xiaojuan Liao
Eugenol (UG) is a sustainable allyl-substituted guaiacol that easily becomes the monomers for acyclic diene metathesis (ADMET) polymerization. Nevertheless, the ADMET polymers usually have a moderate molecular weight and poor...
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ROS/pH dual-responsive quercetin-loaded guanosine borate supramolecular hydrogel enema in dextran sulfate sodium-induced colitis in mice

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Published On ::

J. Mater. Chem. B, 2024, 12,10861-10876
DOI: 10.1039/D4TB01659A, Paper
Luqing Zhao, Dan Dou, Di Zhang, Xin Deng, Ning Ding, Yun Ma, Xingyu Ji, Shengsheng Zhang, Chao Li
GBQ hydrogel enema for treating DSS-induced colitis in mice.
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Development of substrate-independent heparin coating to mitigate surface-induced thrombogenesis: efficacy and mechanism

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J. Mater. Chem. B, 2024, 12,10994-11011
DOI: 10.1039/D4TB01779J, Paper
Shengjun Cheng, Haifeng Ji, Tao Xu, Xianda Liu, Lin Xu, Weifeng Zhao, Changsheng Zhao
A facile and substrate independent heparin-based coating was developed in this study. And the associated anticoagulant mechanism of this coating was clarified.
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