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Switchable, chiral aluminium catalysts for ring opening polymerisations

Dalton Trans., 2024, Advance Article
DOI: 10.1039/D4DT02831G, Communication
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
David T. Jenkins, Elizabeth C. Trodden, John M. Andresen, Stephen M. Mansell, Ruaraidh D. McIntosh
A switchable, solvent-free catalytic system was developed in which Al catalysts selectively initiate either the formation of polyether or polycarbonate through the application of a PPNCl (bis(triphenylphosphine)iminium chloride) cocatalyst.
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meri

Indigenous audibilities : music, heritage, and collections in the Americas / Amanda Minks.

New York, NY : Oxford University Press, [2024]




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Fe3+ and H2O2 assisted dopamine rapid polymerization on melamine foam to activate PMS for organic pollutant degradation

Environ. Sci.: Water Res. Technol., 2024, 10,2698-2708
DOI: 10.1039/D4EW00596A, Paper
Haoxiang Yan, Jianzheng Zhen, Yuyuan Yao
A bulk sponge catalytic material was prepared by rapid polymerization of DA and utilized for PMS activation to degrade BPA. The coexistence of HCO3 enhanced 1O2 generation, accelerating BPA degradation.
The content of this RSS Feed (c) The Royal Society of Chemistry




meri

Capgemini announces leadership changes, Anirban Bose named CEO, Americas SBU

Anirban Bose was head of Capgemini’s Financial Services Strategic Business Unit.




meri

Hudson, America / Filmhub

[Place of publication not identified] : Filmhub, [2024]




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Boca hopes to introduce Latin American soccer flair to city




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Indian-American Thapar on Trump’s list for SC judge nominees

The first Article II Judge of South Asian origin, Mr. Thapar was nominated to this position by the former Republican president George W Bush.




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Data | More than 50% Americans disapprove Joe Biden's work as President

Google search trends indicate that interest in Afghanistan peaked on August 15, the day Kabul fell. Following this, Biden's rating dropped below 50%




meri

A lacklustre American presidential race in the making

Democrats and Republicans have to brace themselves for soul searching and painful decision-making before 2024




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China summons U.S. envoy Nicholas Burns, warns America shall 'pay price' as Pelosi visits Taiwan

Chinese Vice-Foreign Minister Xie Feng “urgently summoned” the U.S. Ambassador to China Nicholas Burns late on August 2 night and lodged stern representations and strong protests over Nancy Pelosi’s visit




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India plays crucial geopolitical role from American standpoint: USISPF president Mukesh Aghi

“The economic growth story of India is tremendous. India is among very few large economies which are growing 7-8%,” Mukesh Aghi said




meri

In South America, Trump already losing a trade battle with China

China’s trade lead in Peru over the United States widened to $16.3 billion last year, a stark reversal of just a decade ago when Washington was the dominant player.v




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Flexible spacer-block multi-component copolymerized donors enable resilient organic solar cells with over 40% crack-onset strain

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D4EE04208E, Paper
Congqi Lin, Zhenyu Chen, Ruixiang Peng, Wei Song, Jiangwei Gao, Xueliang Yu, Tingting Feng, Yongqi Bai, Ziyi Ge
A series of novel block donors were synthesized, achieving excellent PCE of 19.57% in rigid OSCs and 18.03% in f-OSCs, along with an outstanding crack-onset strain value of 40.29%.
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The content of this RSS Feed (c) The Royal Society of Chemistry




meri

Bank of America staffer found dead at her residence in Filmnagar




meri

Make America think again

The country needs to think again —beyond elections and their shores




meri

In America, surviving the messiah

The election results reveal a slow but potentially tectonic change in what Americans want from their leaders




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Multi-omics analysis reveals that agaro-oligosaccharides with different degrees of polymerization alleviate colitis in mice by regulating intestinal flora and arginine synthesis

Food Funct., 2024, 15,10628-10643
DOI: 10.1039/D4FO03650F, Paper
Long Yuan, Chunhui Liu, Bolun Li, Sai Wang, Jianan Sun, Xiangzhao Mao
Inflammatory bowel disease (IBD) is a common chronic disease with a complex etiology, characterized by body weight loss, intestinal barrier damage, and an imbalance of intestinal flora, posing a significant threat to people's health.
The content of this RSS Feed (c) The Royal Society of Chemistry




meri

Yeh Meri Family 3 Review

Yeh Meri Family 3 is developing into a Wonder Years kind of coming-of-age comedy that Indian viewers can relate to, observes Deepa Gahlot.




meri

In Freedom We're Born: Songs from the American Revolution

New lyrics set to familiar (or some not so familiar) English melodies, recorded using 18th-century instrumentation to recreate the ambience of a small tavern or public meeting place.






meri

Backstory Radio Presents: The American Indian Story

In October 2010, the hosts of Backstory visited Colonial Williamsburg's Kimball Theatre to perform a live show.




meri

Indian-American Dr. Kinshuk named US university Dean




meri

America beckons

Want to study in the U.S? Choose your options well. Here’s where to start, writes the U.S Consul General in Chennai.




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Tuneable, in situ-generated nickel-hydride alkene isomerisation catalyst

Catal. Sci. Technol., 2024, Advance Article
DOI: 10.1039/D4CY00974F, Paper
Melanie A. Kascoutas, Alison Sy-min Chang, Kiana E. Kawamura, Gabriela M. Bailey, Parker T. Morris, Elizabeth A. Borst, Lilliana H. Granados, Amanda K. Cook
A modular Ni(0)/silane E-selective alkene isomerization system has been developed with air-tolerant reagents.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Sulfonic acid-modified MOFs as heterogeneous bifunctional catalysts for ethylene oligomerization at room temperature without cocatalysts

Catal. Sci. Technol., 2024, 14,6270-6277
DOI: 10.1039/D4CY00502C, Paper
Yao Ning, Yuqi Yang, Dongming Shan, Shuxing Mei, Yibai Yan, Linjie Ding, Ying Zhang
Ethylene oligomerization plays an important role in industrial production.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Combining computational and experimental studies to gain mechanistic insights for n-butane isomerisation with a model microporous catalyst

Catal. Sci. Technol., 2024, Advance Article
DOI: 10.1039/D4CY01035C, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Matthew E. Potter, Lucas Spiske, Philipp N. Plessow, Evangeline B. McShane, Marina Carravetta, Alice E. Oakley, Takudzwa Bere, James H. Carter, Bart D. Vandegehuchte, Kamila M. Kaźmierczak, Felix Studt, Robert Raja
Using a model microporous catalyst, the influence of acid site density and partial pressure is explored in alkane isomerisation. Combining with DFT calculations shows the role of olefins in this industrially important catalytic process.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Magnetic dimeric metal–porphyrin rings mechanically bonded around carbon nanotubes: the role of nanotube defects modulating magnetic properties

Nanoscale, 2024, 16,20342-20353
DOI: 10.1039/D4NR02984D, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Rocío Sánchez-de-Armas, Nicolás Montenegro-Pohlhammer, Emilio M. Pérez, Enrique Burzurí, Carmen J. Calzado
A DFT study of mechanically bonded magnetic Co2+ and Cu2+ dimeric metal–porphyrin rings around carbon nanotubes (mMINTs) points to defcts in the NT as responsible for the different dimer–nanotube interactions and the loss of the Co2+ EPR signal.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Particle Surface Engineering at Nano-Micro Scale Interfaces of Metal-Nonmetal Bonded Polymeric Coatings: Experimental and In-Silico Evaluations

Nanoscale, 2024, Accepted Manuscript
DOI: 10.1039/D4NR03431G, Paper
Suman Yadav, Sarvesh Kumar Pandey, Shikha Awasthi
Polyvinyl alcohol (PVA) is a well-known cost-effective synthetic polymer that offers a variety of applications including medical, aerospace, automotive, and construction industries. However, weak bonding with low mechanical and tribological...
The content of this RSS Feed (c) The Royal Society of Chemistry




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A highly tuneable inverse emulsion polymerization for the synthesis of stimuli-responsive nanoparticles for biomedical applications

Biomater. Sci., 2024, 12,1707-1715
DOI: 10.1039/D3BM01765F, Paper
Andrew C. Murphy, Heidi F. Oldenkamp, Nicholas A. Peppas
This article demonstrates an inverse emulsion scheme to polymerize a variety of ionizable and non-ionizable monomers to form stimuli-responsive nanoparticles with potential applications in biomaterials science.
The content of this RSS Feed (c) The Royal Society of Chemistry




meri

N-Halaminated spermidine-containing polymeric coating enables titanium to achieve dual functions of antibacterial and osseointegration

Biomater. Sci., 2024, Advance Article
DOI: 10.1039/D4BM00061G, Paper
Hang Ren, Peng Wang, Hanwen Huang, Junshen Huang, Yuheng Lu, Yanfeng Wu, Zhongyu Xie, Youchen Tang, Zhaopeng Cai, Huiyong Shen
Modified Ti with a porous N-halaminated spermidine-containing polymeric coating is constructed, and it has both excellent antibacterial and osteogenic abilities to enhance osseointegration, making it potentially applicable in orthopedics.
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The content of this RSS Feed (c) The Royal Society of Chemistry




meri

A mitochondria-targeting heptamethine cyanine-chlorambucil formulated polymeric nanoparticle to potentiate native tumor chemotherapeutic efficacy

Biomater. Sci., 2024, Advance Article
DOI: 10.1039/D4BM00003J, Paper
Jing Liu, Jie Zhang, Yongteng Zhang, Wei Wei, Meixiao Zhan, Zhiren Zhang, Bing Liu, Xianglong Hu, Weiling He
Facile conjugation of chlorambucil with IR775 chloride can afford IR775-Cbl with mitochondria-targeting potency for tumor cells, exhibiting distinct “1 + 1 > 2” tumor inhibition.
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The content of this RSS Feed (c) The Royal Society of Chemistry




meri

Comparison study of surface-initiated hydrogel coatings with distinct side-chains for improving biocompatibility of polymeric heart valves

Biomater. Sci., 2024, Advance Article
DOI: 10.1039/D4BM00158C, Paper
Yiduo Chen, Yirong Guo, Xinyi Li, Yanchen Chen, Jiarong Wang, Honglin Qian, Jing Wang, Youxiang Wang, Xinyang Hu, Jian'an Wang, Jian Ji
Three surface-initiated hydrogel coatings (pMPC, pAMPS, pHEMA) are constructed on polymeric heart valves. The zwitterionic pMPC coating displays optimal performances, including durable anti-coagulation, anti-inflammation, and anti-calcification.
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Recent advances in shape memory polymeric nanocomposites for biomedical applications and beyond

Biomater. Sci., 2024, 12,2033-2040
DOI: 10.1039/D4BM00004H, Review Article
Yifan Zheng, Yudi Du, Ling Chen, Wei Mao, Yuan Pu, Steven Wang, Dan Wang
Shape memory polymers (SMPs), which initiate shape transformation in response to environmental stimuli, have attracted significant attention in both academic research and technological innovation.
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Optimization of lipid assisted polymeric nanoparticles for siRNA delivery and cancer immunotherapy

Biomater. Sci., 2024, 12,2057-2066
DOI: 10.1039/D3BM02071A, Paper
Song Lin, Houjin Jing, Xiaojiao Du, Xianzhu Yang, Jun Wang
A siRNA delivery system was developed using clinically approved mPEG-b-PLGA, cationic lipid and ionizable lipid for siRNA delivery and cancer immunotherapy.
The content of this RSS Feed (c) The Royal Society of Chemistry




meri

American Corner at Andhra University should serve as a centre for learning, says American Spaces South Asia head

AU Registrar expresses interest in conducting joint courses with prominent American universities




meri

T20 World Cup: Taking cricket to America involves a difficult culture transfer

It might be politically incorrect to say this, but America isn’t ready to embrace cricket yet




meri

Now ‘GAS’ from America




meri

#BlackLivesMatter: Is America on the road to justice?

Will the Black Lives Matter live up to the legacy set forth by Martin Luther King Jr and others?




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1,290 kg of turmeric to be auctioned in Ramanathapuram




meri

Sachin Tendulkar joins America’s National Cricket League ownership group

The NCL tournament opens with a performance by singer Mika Singh and features themed nights, bringing a Coachella-like energy, a media release said




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Cal Dooley to leave helm of the American Chemistry Council




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ACS and French Chemical Society jointly award inaugural Franco-American Lectureship Prize




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U.S. EPA proposes final pollution cleanup plan for American Cyanamid site

Goal is getting Pfizer-owned land in New Jersey back into use




meri

U.S. EPA proposes final pollution cleanup plan for American Cyanamid site

Goal is getting Pfizer-owned land in New Jersey back into use




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Spectroscopy method measures enantiomeric excess on the fly

Combining vibrational circular dichroism and infrared spectroscopy yields real-time probe of asymmetric catalytic reactions




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Red blood cells catalyze polymerization

Iron from hemoglobin initiates radical reaction




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Nominations sought for 2020 American Chemical Society national awards




meri

Pix: The stunning Jeep Meridian is here!

Jeep India, a part of automotive group Stellantis, on Tuesday announced the opening of bookings for its upcoming SUV Meridian, the production of which has also commenced from its joint venture manufacturing facility at Ranjangaon, Maharashtra.Customers can book the Meridian either at Jeep India dealership network or through the company's website with a down payment of Rs 50,000.Deliveries of the vehicle will start in June, it said in a statement.




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Jeep's comeback vehicle Meridian lacks the bite

The Meridian feels comfortable and upright with the quality of gadgetry, interiors and plastics expected from an international brand car.However, it lacks the overall premium-ness that may come with a top-end Japanese car or even a mid-range German car, says Pavan Lall.