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Reactivities of tertiary phosphines towards allenic, acetylenic, and vinylic Michael acceptors

Chem. Sci., 2024, 15,18111-18126
DOI: 10.1039/D4SC04852K, Edge Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Feng An, Jan Brossette, Harish Jangra, Yin Wei, Min Shi, Hendrik Zipse, Armin R. Ofial
Combined experimental and quantum-chemical studies were used to characterise the philicity/fugality features of tertiary phosphines and Michael acceptors in phospha-Michael reactions, which are key steps in phosphine-catalysed organic reactions.
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A polymer deposition-mediated surface-charge reformation strategy: reversing the MOF biomineralization behavior

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC05935B, Edge Article
Open Access
Yanbin Xu, Huangsheng Yang, Anlian Huang, Linjing Tong, Wei Huang, Guosheng Chen, Wei Yi, Siming Huang, Gangfeng Ouyang
A biocompatible polymer deposition-mediated surface-charge reformation strategy is reported that enables the in-place MOF biomineralization onto different enzyme templates.
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CuBr-mediated surface-initiated controlled radical polymerization in air

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC06012A, Edge Article
Open Access
Menglu Chen, Shuai You, Tingting Guo, Haohao Ren, Longzu Zhu, Peize Wang, Wenbo Sheng, Chenliang Gong, Wei Li
CuBr-mediated surface-initiated controlled radical polymerization for polymer brushes with patterned and block architectures over large areas in air is reported.
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Understanding the Formation of Nitrate from Nitrogen at the Interface of Gas-Water Microbubbles

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC06989G, Edge Article
Open Access
Sandeep Bose, Yu Xia, Richard N. Zare
Understanding the Formation of Nitrate from Nitrogen at the Interface of Gas-Water MicrobubblesWater microbubbles containing Fe2+ ion has been found to efficiently transform nitrogen (N2) to nitrate (NO3-) by initiating...
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Bipolar electrochemiluminescence at the water/organic interface

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC06103A, Edge Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Yuheng Fu, Bingbing Xie, Miaoxia Liu, Shaojuan Hou, Qunyan Zhu, Alexander Kuhn, Lin Zhang, Wensheng Yang, Neso Sojic
A novel bipolar electrochemistry approach for wireless dual-color ECL emission at the water/organic interface is developed. This system overcomes spatial limitations of conventional methods, enabling imaging of complex multiphase environments.
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Making in maker space

A recently-opened maker space in the city welcomes anyone with a desire to create, offering workshops, material and community-building




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India's first-ever space exercise 'Antariksha Abhyas' begins




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Global leader PM Modi deserves Nobel Peace prize: Ace investor Mark Mobius




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Placental microphysiological systems: new advances on promising platforms that mimic the microenvironment of the human placenta

Lab Chip, 2025, Advance Article
DOI: 10.1039/D4LC00500G, Critical Review
Inês M. Gonçalves, Muhammad Afzal, Nithil Kennedy, Ana Moita, Rui Lima, Serge Ostrovidov, Takeshi Hori, Yuji Nashimoto, Hirokazu Kaji
This review presents new advancements in placental MPS models for toxicological screening, preeclampsia assessment, and embryo uterine implantation and an overview of bioprinting technology and current advances in endometrial MPSs.
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Surface modification of paper-based microfluidic devices via initiated chemical vapor deposition

Lab Chip, 2024, 24,4940-4947
DOI: 10.1039/D4LC00414K, Tutorial Review
Stacey Bacheller, Malancha Gupta
Paper-based microfluidic devices offer a low-cost platform for biological and environmental detection. This tutorial review shows that initiated chemical vapor deposition can be used to modify these devices with functional polymers.
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Zonal patterning of extracellular matrix and stromal cell populations along a perfusable cellular microchannel

Lab Chip, 2024, Advance Article
DOI: 10.1039/D4LC00579A, Paper
Open Access
Brea Chernokal, Bryan J. Ferrick, Jason P. Gleghorn
Developed a system to regionally pattern stromal cell populations and hydrogel properties along the length of a perfused epithelial tube. This enables the dissection of specific microenvironmental factors that govern developmental tissue patterning.
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All set for Tazhathangadi Boat race on November 16




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Rains curtails Thursday’s race programme




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Speculation, Royal Baron, Race For The Stars and Be Calm work well




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Neziah for the Madras Race Club Trophy




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Golden Dancer and Mothers Grace impress




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Hyderabad Winter Races to commence on November 10




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Centre notifies new Telecom Act effective June 26, replaces 138-year-old Telegraph Act

Key provisions include user protection, reforms in the right of way, optimal spectrum utilisation, and the introduction of biometric identification for new SIMs




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Road Racer

Looking for a fun-to-drive hatchback? The Tata Altroz Racer nearly ticks all the boxes




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Kia Sonet facelift: A comprehensive review

A facelift mightn’t make the Kia Sonet all-new, but it’s made the compact SUV ready to stall tall against its refreshed rivals




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Okram Ibobi calls for all-party meeting to achieve durable peace in Manipur

Former Manipur Chief Minister says memoranda will be submitted to Prime Minister and Home Minister after adequate security cover was denied to Sonia, Rahul Gandhi for planned visit




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Jammu and Kashmir UT faces 30 days worth of power cuts in a year | Data

In both the duration and number of power outages, the Union Territory’s numbers are relatively far higher




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Jammu and Kashmir Assembly polls: 57% turnout in peaceful Phase 2 polling

Reasi district records highest voting percentage of 74.7 followed by Pooch at 73.8; Srinagar’s turnout exceeds Lok Sabha figure; no booth reported any incident warranting a repoll, says EC



  • Jammu and Kashmir Assembly

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Gukesh brooks no complacency as he readies forces for World title assault

The 18-year-old has an opportunity to become the youngest World chess champion, with many observers — including several top players — expecting him to defeat Ding Liren. But Gukesh isn’t taking the Chinese defending champion, whom he is yet to beat in a classical game, lightly




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Race walker-turned-coach Basant Rana upbeat about the future of the sport in the country

He says that the competition in Asia is tough due to the Chinese and Japanese athletes; however, he is confident that with the support of the government, AFI and corporates, the Indians can bridge the gap by participating in quality competitions on a regular basis




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Haiti replaces Prime Minister, marking more turmoil in the democratic transition process

Alix Didier Fils-Aimé is the former President of Haiti’s Chamber of Commerce and Industry and in 2015 ran an unsuccessful campaign for Senate




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COP29 day 2 highlights: U.N. chief cautions world leaders, says ‘pay up or face climate-led disaster for humanity’

More than 75 leaders are expected in Baku over two days but the heads of some of the most powerful and polluting economies are not attending this year’s summit




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Three runaway Yanadi tribe children traced, restored to family

The siblings went missing from their homes at Kalekhanpeta on November 1 and were traced at Tammirasa village in Krishna district, says Superintendent of Police Gangadhar Rao




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YSRCP leader Kakani Govardhan Reddy placed under house arrest in Nellore

The YSRCP leader says that police prevented him from joining the protest against the alleged malpractice of TDP leader and Sarvepalli MLA Somireddy Chandra Mohan Reddy in the tendering process for works at Kanupur Canal




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Surface charge-induced electrospray for high-throughput analysis of complex samples and electrochemical reaction intermediates using mass spectrometry

Anal. Methods, 2024, 16,2002-2008
DOI: 10.1039/D4AY00276H, Communication
Yajie Huang, Yajun Zheng, Qianqian Zuo, Zhiming Zhang, Lixuan Zhu, Yun Li, Zhiping Zhang
A novel surface charge induced electrospray ionization is proposed due to its features of no contact between sample solution and metal electrode, fast analytical process (less than 40 s), and high analytical sensitivity.
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Capillary action-driven surface-enhanced Raman spectroscopy (SERS) for the identification of phthalocyanine blue in modern paintings based on the BPG spot test

Anal. Methods, 2024, 16,2147-2151
DOI: 10.1039/D3AY01378B, Technical Note
Shao-Chun Hsueh, Ling-Hsuan Wang, Yung-Chen Liao, Hui-Yu Chiang, Cheng-Huang Lin
A method for the extraction and accumulation of Ag nanoparticles utilizing capillary action through a piece of triangular-shaped cotton paper is reported.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Aptamer aided plasmonic nano-urchin for reporter free surface-enhanced Raman spectroscopy analysis of cortisol

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00401A, Paper
Chengyu Li, Jing Hu, Nan Hu, Jianjun Zhao, Qianwen Li, Yanhui Han, Yanxiong Liu, Xufang Hu, Liyan Zheng, Qiu-E Cao
Cortisol is a vital glucocorticoid hormone reflecting stress levels and related disease processes. We present an aptamer functionalized plasmonic nano-urchin (α-FeOOH@Au-aptamer) aided cortisol capturing and Surface-enhanced Raman spectroscopy (SERS) analysis...
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Luminescent and time-resolved determination of gemifloxacin mesylate in pharmaceutical formulations and spiked blood plasma samples using a lanthanide complex as a probe

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00236A, Paper
Gasser M. Khairy, Rania M. Goda, Zeinab M. Anwar, Mohamed M. Aboelnga, Axel Duerkop
A new luminescent europium probe for the determination of the antibiotic gemifloxacin is presented. Time-resolved luminescence enables its quantitation in pharmaceutical formulations and blood samples.
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Establishing a new methodology for determining the water absorbability of cellulose-derived materials via a vapor-monitoring headspace strategy

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02209A, Communication
Yi-Xian Gong, Wei-Qi Xie
In this research, for the first time, we introduce a vapor-monitoring headspace strategy to establish a new methodology for determining the water absorbability of cellulose-derived materials.
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Analysis of O-acetylated sialic acids by 3-nitrophenylhydrazine derivatization combined with LC-MS/MS

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00330F, Paper
Chenhao Zhao, Xingdan Wang, Jing Wu, Yeli Hu, Qiwei Zhang, Qi Zheng
The 3-NPH-labeled sialic acids produce a high abundance of reporter ions, which can improve the accuracy of quantitative analysis of O-acetylated species.
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Ag-coated tetrapod gold nanostars (Au@AgNSs) for acetamiprid determination in tea using SERS combined with microfluidics

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00297K, Paper
Qian Ke, Limei Yin, Heera Jayan, Hesham R. El-Seedi, Xiaobo Zou, Zhiming Guo
The combination of highly sensitive SERS substrate core–shell Au@AgNSs and microfluidic chip featuring four circular split hybrid structures were used for quantitative detection of acetamiprid in tea. The LOD of acetamiprid was 0.048 ng mL−1.
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Proximity hybridization based “turn-on” DNA tweezer for accurate and enzyme-free small extracellular vesicles analysis

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00487F, Paper
Jinlin Wu, Xi Mei, Xiaoqin Zhan, Fang Liu, Dongfang Liu
Small extracellular vesicles (sEVs) are a type of extracellular vesicles that carry many types of molecular information. The identification of sEVs is essential for the non-invasive detection and treatment of...
The content of this RSS Feed (c) The Royal Society of Chemistry




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The preparation of a boronate affinity-based controlled oriented imprinting coating on a silica nanoparticle surface for the separation and purification of shikimic acid in herbal medicine

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00219A, Paper
Yumin Yang, Daojin Li, Bingqian Liu
Shikimic acid (SA) is one of the most effective drugs against the A (H1N1) virus and has high medicinal value.
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Three-dimensional hotspot structures constructed from nanoporous gold with a V-cavity and gold nanoparticles for surface-enhanced Raman scattering

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00348A, Paper
Yang Xu, Yan Wu, Jianjun Wei, Yuanyu Zhao, Peili Xue
A nanoporous gold V-shaped resonant cavity (NPGVRC) structure constructed with plasmonic resonance coupling effect. The NPGVRC has excellent SERS performance and 3D hotspot properties.
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Facebook Home is here. Now what?




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​Unrealistic expectations: On India and Russia-Ukraine peace

India’s efforts at peacemaking between Russia and Ukraine have limited potential




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​Sufferers, awarded: On the 2024 Nobel Peace Prize

The Nobel Peace for the selfless Nihon Hidankyo should help stir debates on nuclear disarmament




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Rationally modified SNX-class Hsp90 inhibitors disrupt extracellular fibronectin assembly without intracellular Hsp90 activity

RSC Med. Chem., 2024, 15,3609-3615
DOI: 10.1039/D4MD00501E, Research Article
Open Access
Gciniwe S. Mathenjwa, Abir Chakraborty, Abantika Chakraborty, Ronel Muller, Mathew P. Akerman, Moira L. Bode, Adrienne L. Edkins, Clinton G. L. Veale
Rationally modified Hsp90 inhibitors which retained of on-target activity but showed no engagement of intracellular Hsp90, or stimulation of the heat shock response, were found to significantly alter the extracellular fibronectin network.
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Exploring 7β-amino-6-nitrocholestens as COVID-19 antivirals: in silico, synthesis, evaluation, and integration of artificial intelligence (AI) in drug design: assessing the cytotoxicity and antioxidant activity of 3β-acetoxynitrocholestane

RSC Med. Chem., 2024, Advance Article
DOI: 10.1039/D4MD00257A, Research Article
Shahabuddin, Uzma, Mohammad Azam, Mehtab Parveen, Nurul Huda Abd Kadir, Kim Min, Mahboob Alam
In light of the ongoing pandemic caused by SARS-CoV-2, effective and clinically translatable treatments are desperately needed for COVID-19 and its emerging variants.
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Railways using treated water from its STP for maintaining green spaces

The treated water is stored in an overhead tank and used in gardens at the two railway rest houses meant for officers at Kallukuzhi near Tiruchi Railway Junction




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‘Edible’ terraces

In pursuit of organic food, Bengaluru residents are growing vegetables on open terraces.




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Your space, your right

Ask for specified parking slots in your new home.




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Time to embrace ‘re-sign’ from resign

Rehiring your ex-colleagues is no longer an emotional decision but the most logical one




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Mislabelled agri loans face culling

Why some banks are under the RBI’s lens for demanding gold surety for small-value farm credit




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GalaxEye: A multi-sensor peek at earth from outer space

Startup sets out to fill a crucial gap in satellite imagery for real-world applications