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Dual solar-driven hydrogen evolution and alcohol oxidation with CdS quantum dot-sensitized photocatalysts prepared by the SILAR methodology

J. Mater. Chem. A, 2024, 12,30885-30891
DOI: 10.1039/D4TA03559C, Paper
Vasilis Nikolaou, Deborah Romito, Clément Maheu, Jonathan Hamon, Eric Gautron, Florian Massuyeau, Pierre-Emmanuel Petit, Stéphane Jobic, Fabrice Odobel
The first use of the successive ionic layer adsorption and reaction (SILAR) method to grow CdS quantum dots on TiO2 nanoparticles, achieving efficient photocatalytic alcohol oxidation and H2 evolution without catalysts or sacrificial donors.
The content of this RSS Feed (c) The Royal Society of Chemistry




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International Day of Yoga: NYC’s Times Square transforms into yoga haven

The event, organized by the Consulate General of India in New York in partnership with the Times Square Alliance, saw about 10,000 participants




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Are Indians adequately taxed?

Evidence suggests that there is scope for raising the tax to GDP ratio, by taxing the rich and super rich more



  • C P Chandrasekhar & Jayati Ghosh

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Delhi’s air quality ‘very poor’ due to calm winds

The air quality was also ‘very poor’ in Delhi’s neighbouring areas such as Greater Noida, Ghaziabad and Noida, and ‘poor’ in Faridabad and Gurugram




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Why is Delhi’s air quality deteriorating? | Explained

What factors contribute to the deterioration of air quality in Delhi during the winter months? How does stubble burning affect PM 2.5 levels? What role do urban emissions from vehicles play in determining air quality? Why is a coordinated approach necessary to tackle the air pollution crisis?




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99 cities recorded ‘poor’ air quality a day after Deepavali 

Ambala in Haryana recorded the highest AQI of 367 followed by Amritsar in Punjab at 350, while Delhi’s average AQI was 339; PM2.5 levels in Delhi reached values seen only in mid-winter months.




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Earthquake 2,500 years ago possibly altered Ganga River’s course, study says

The study, published in Nature Communications, marks the first confirmed instance of an earthquake driving avulsion in deltas, particularly for a river as immense as the Ganga. 




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Raman Research Institute achieve breakthrough in quantum cybersecurity

This innovation has the potential to revolutionise data encryption and security, offering enhanced protection for sensitive information in digital interactions.




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Budget 2024: National Quantum Mission tees off with ₹427-cr budgetary support

The Mission aims to seed, nurture and scale up scientific and industrial R&D and create a vibrant and innovative ecosystem in quantum technology




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Why you should ditch touristy holiday destinations for Sibu — Malaysia’s quaint city on Borneo Island

Nearly 60 kilometres from the South China Sea, this city in Borneo offers a variety of traditional cuisines




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Watch: A ride on the quaint Ooty toy train

The Nilgiri Mountain Railway, of UNESCO World Heritage fame, turned 125 recently




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Puducherry records ‘very poor’ air quality day after Deepavali

According to a press release, the ambient air quality monitored by the Puducherry Pollution Control Committee (PPCC) at Reddiyarpalayam, Mudaliarpet, and Anna Nagar in the city found PM (10) and PM (2.5) levels to be on the higher side




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High-Performance Photodetector based on ZnO/CsPbBr3 Quantum-dot-level-contact Hybrid Sandwich Structure

J. Mater. Chem. C, 2024, Accepted Manuscript
DOI: 10.1039/D4TC03359K, Paper
Song Wang, Shuhua Yang, Zenglong Xu, Huiyan Xu, Guanbin Duan, Degang Zhao, Xiutong Wang, Bingqiang Cao
Perovskite quantum dot photodetectors have attracted intensive research interest due to their outstanding optical and electronic properties. However, the nonradiative recombination of photo-generated electron-hole pairs on the surface of CsPbBr3...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Facile Synthesis of Silicon Quantum Dots with Photoluminescence in the Near-Ultraviolet to Violet Region via Wet Oxidation

J. Mater. Chem. C, 2024, Accepted Manuscript
DOI: 10.1039/D4TC02095B, Paper
Yizhou He, Qianxi Hao, Chi Zhang, Qi Wang, Wenxin Zeng, Jiamin Yu, Xue Yang, Shaorong Li, Xiaowei Guo, Serguei Lazarouk
To emit blue photoluminescence (PL), the size of silicon quantum dots (SiQDs) must be reduced to below 1.7 nm, which leads to a considerable increase in synthesis difficulty and cost....
The content of this RSS Feed (c) The Royal Society of Chemistry




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Emergence of heavy-fermion behavior and distorted square nets in partially vacancy-ordered Y4FexGe8 (1.0 ≤ x ≤ 1.5)

J. Mater. Chem. C, 2024, Advance Article
DOI: 10.1039/D4TC03601H, Paper
Hengdi Zhao, Xiuquan Zhou, Mohammad Usman, Ramakanta Chapai, Lei Yu, Jianguo Wen, Hyowon Park, Alexios P. Douvalis, Patricia E. Meza, Yu-Sheng Chen, Ulrich Welp, Stephan Rosenkranz, Duck Young Chung, Mercouri G. Kanatzidis
Heavy fermion characteristics and potential superconductivity are observed in the partially vacancy-ordered Y4FexGe8.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Microfluidic synthesis of monodispersed sharp emitting perovskite CsPbBr3 quantum dots via multidimensional parameterization

J. Mater. Chem. C, 2024, Advance Article
DOI: 10.1039/D4TC04104F, Paper
Yunhao Ning, Shuo Guan, Chuantong Cheng, Bao Zhang, Bingyu Qin, Beiju Huang
A microfluidic chip is employed for continuous synthesis of CsPbBr3 perovskite quantum dots, which feature tunable emission across various dimensions and wavelengths, and effects of multidimensional parameters on their properties are investigated.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Stabilizing perovskite quantum dot oxygen sensors through ultra-long 2 mm horizontally aligned nanopores in anodic alumina oxide templates

J. Mater. Chem. C, 2024, Advance Article
DOI: 10.1039/D4TC03851G, Paper
Johan Iskandar, Chih-Yi Liu, Chih-Chien Lee, Kuan-Yu Ke, M. Rivaldi Ali Septian, Richie Estrada, Humaidi Humaidi, Sajal Biring, Cheng-Shane Chu, Zong-Liang Tseng, Shun-Wei Liu
Perovskite quantum dots (PQDs) offer potential for gas sensing, though stability limits use. Johan et al. enhanced PQD stability with a horizontally aligned anodic alumina oxide template, maintaining fluorescence for 3 weeks without change.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Modification of mixed-halide quasi-2D perovskites by aminophylline towards efficient and spectrally stable blue light-emitting diodes with low efficiency roll-off

J. Mater. Chem. C, 2024, Advance Article
DOI: 10.1039/D4TC04214J, Paper
Xingxing Duan, Bufan Yu, Guangrong Jin, Dengliang Zhang, Jiangshan Chen, Dongge Ma
Aminophylline modification enables mixed-halide blue quasi-2D perovskite LEDs to achieve low efficiency roll-off and excellent spectral stability.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Quality coffee, zero carbon



  • Solutions & Co

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How to get an A+ on the Qualsys SSL Labs test

Recently we upgraded our server infrastructure for Freckle Time Tracking and in the process wanted to improve how we serve SSL. If you don’t know much about this, it’s fine—there’s a few simple steps you can take to make your website more secure and faster loading in the process. _Important: of course, there’s no absolute […]




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Leprosy: antiquated Indian laws breed stigma, discrimination




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Not all are equal: Where health coverage lags behind

Rural areas are still underserved by healthcare systems despite better funding.



  • Policy & Issues

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Anirudh Chandrasekar and David Hernandez in quarterfinals




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U.S. Open: No alarm for Jannik Sinner, Iga Swiatek as top seeds ease into quarterfinals

Sinner will meet 2021 champion Daniil Medvedev in the quarterfinals




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Rithvik Bollipalli and Arjun Kadhe in quarterfinals of Shanghai Challenger

In the $25,000 ITF women’s event in Nakhon Si Thammarat, Thailand, Vaidehi Chaudhari cruised past Vaishnavi Adkar for the loss of three games in the first round




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U.S. Open: Pegula stuns Swiatek, Sinner overcomes Medvedev in quarterfinals

The losses for Iga Swiatek and Daniil Medvedev ensured that the U.S. Open will crown two new champions this year




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Shrivalli and McGiffin pair in the quarterfinals




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Yuki Bhambri and Albano Olivetti in Chengdu ATP quarterfinals




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Shrivalli and Ankita progress to the quarterfinals in Perth




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Ramkumar exits in the pre-quarterfinals




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Sahaja goes down to Amelia in quarterfinals




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A high-performance and self-powered polarization-sensitive photoelectrochemical-type Bi2O2Te photodetector based on a quasi-solid-state gel electrolyte

Mater. Horiz., 2024, 11,1710-1718
DOI: 10.1039/D3MH01882B, Communication
Song Yang, Shujie Jiao, Yiyin Nie, Yue Zhao, Shiyong Gao, Dongbo Wang, Jinzhong Wang
A quasi-solid-state photoelectrochemical-type Bi2O2Te photodetector exhibits excellent linear polarized light detection capability.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Dual-ligand quasi-2D perovskites with chiral-induced spin selectivity for room temperature spin-LEDs

Mater. Horiz., 2024, Advance Article
DOI: 10.1039/D3MH02029K, Communication
Haotian Gao, Yu Chen, Ruxi Zhang, Rui Cao, Yong Wang, Yunfei Tian, Yin Xiao
We developed new quasi-2D perovskites with chiral and achiral organic cations as co-ligands and demonstrated their effective application in spin-LEDs at room temperature based on the chiral-induced spin selectivity (CISS) effect.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Atomic Scale Quantum Anomalous Hall Effect in Monolayer Graphene/MnBi2Te4 Heterostructure

Mater. Horiz., 2024, Accepted Manuscript
DOI: 10.1039/D4MH00165F, Communication
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Yueh-Ting Yao, Su-Yang Xu, Tay-Rong Chang
The two-dimensional quantum anomalous Hall (QAH) effect is direct evidence of non-trivial Berry curvature topology in condensed matter physics. Searching for QAH in 2D materials, particularly with simplified fabrication methods,...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Oxovanadium electronics for in-memory, neuromorphic, and quantum computing applications

Mater. Horiz., 2024, 11,1838-1842
DOI: 10.1039/D3MH01926H, Opinion
Kirill Yu. Monakhov
Redox- and spin-active macrocyclic vanadyl(IV) complexes and polyoxovanadates(V) have promising structural and physicochemical characteristics for innovative bottom-up hybrid electronics.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Bridging the chasm of global inequality

The big lesson from the Summit is that developing countries have yet to exploit the opportunities presented by the U.N. system




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China, India and New Delhi’s Quad dilemma

It would be prudent for India to proceed with care in its dealings with China on the one hand and with its Quad partners on the other




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Pakistan army “equally ready” for conventional war: Raheel

Claims that the force has registered an “unprecedented level of successes” in anti-terror battle.




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Water quality of Ganga in UP deteriorating due to discharge of sewage: NGT

Earlier, while considering the prevention and control of pollution in the Ganga, the green body sought compliance reports from various States, including Uttar Pradesh




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Layer of smog covers Delhi as air quality remains 'very poor' for 10th day post-Diwali

As the air pollution levels in the national capital reach "very poor," doctors say that even people with no history of respiratory diseases are suffering from breathing issues




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Explainer: COP29: New Collective Quantified Goal




qua

Workplace Presenteeism, Job Substitutability and Gender Inequality [electronic journal].




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Winners and Losers from Enclosure: Evidence from Danish Land Inequality 1682-1895 [electronic journal].




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The Wife's Protector: A Quantitative Theory Linking Contraceptive Technology with the Decline in Marriage [electronic journal].




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Who Owns the Wealth in Tax Havens? Macro Evidence and Implications for Global Inequality [electronic journal].

National Bureau of Economic Research




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Who benefits when inertia is reduced? Competition, quality and returns to skill in health care markets [electronic journal].




qua

Who Benefits From Productivity Growth? Direct and Indirect Effects of Local TFP Growth on Wages, Rents, and Inequality [electronic journal].

National Bureau of Economic Research




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Where is the Middle Class? Inequality, Gender and the Shape of the Upper Tail from 60 million English Death and Probate Records, 1892-2016 [electronic journal].




qua

What are the Price Effects of Trade? Evidence from the U.S. and Implications for Quantitative Trade Models [electronic journal].




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What are the Consequences of Global Banking for the International Transmission of Shocks? A Quantitative Analysis [electronic journal].

National Bureau of Economic Research