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Police personnel told to act tough on ganja peddlers

Strengthen beat system and track the movements of criminals externed from NTR Commissionerate, directs Rajashekar Babu




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Minor girl sold away by traffickers on pretext of marriage in A.P., ICDS officials rescue girl

The semi-orphan girl was sold away to a person who was willing to marry her, WDCW officials said




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Construction of a three-mode sensor based on gold nanoparticles and carbon quantum dots as probes for the detection of thiosemicarbazone

Anal. Methods, 2024, 16,2127-2134
DOI: 10.1039/D4AY00256C, Paper
Zhili Liu, Xiaojun Wang, Jing Li, Wenfeng Zhou, Haixiang Gao, Runhua Lu
A three-mode sensor for thiocarbazone (TSC) was constructed based on gold nanoparticles and carbon quantum dots (CQDs). (A) Synthesis process of CQDs using ginkgo leaves. (B) Colorimetric and chrominance TSC detection. (C) Fluorescence detection of TSC.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Near-infrared responsive gold nanorods for highly sensitive colorimetric and photothermal lateral flow immuno-detection of SARS-CoV-2

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D4AY00347K, Paper
Xiaohui Liu, Jingwen Li, Kun Wang, Xiang Li, Shenming Wang, Gengchen Guo, Qiaowen Zheng, Maosheng Zhang, Jingbin Zeng
We developed a colorimetric and photothermal dual-mode LFIA platform for sensitive and selective SARS-CoV-2 N protein detection based on gold nanorods.
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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A Multimode Biosensor Based on Prussian Blue Nanoparticle Loaded with Gold Nanoclusters for the Detection of Aflatoxin B1

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D3AY02330C, Paper
zhaodi Fu, juan Huang, Wei Wei, zhihui Wu, Xingbo Shi
Herein, a novel fluorescent/colorimetric/photothermal biosensor is proposed for aflatoxin B1 (AFB1) detection in food based on Prussian blue nanoparticles (PBNPs) (~50 nm), gold nanocluster (AuNCs) and aptamer (Apt) within three...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Field method for preservation of total mercury in waters, including those associated with artisanal scale gold mining

Anal. Methods, 2024, Advance Article
DOI: 10.1039/D3AY02216A, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
David C. P. King, Michael J. Watts, Elliott M. Hamilton, Robert J. G. Mortimer, Mike Coffey, Odipo Osano, Maureene Auma Ondayo, Marcello Di Bonito
A method was developed for sampling and preserving total Hg from water samples, recovering >75% Hg over 4 weeks of storage. The method was assessed using water samples at artisanal gold mining sites in Kenya.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Antibody-labeled Gold Nanoparticles Based Resonance Rayleigh Scattering Detection of S100B

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00335G, Paper
tiantian Wang, yonghui Wang, junbo Li
Traumatic brain injury (TBI) is a sudden brain injury due to an external force that causes a large number of deaths and permanent disabilities every year. S100B has been recognized...
The content of this RSS Feed (c) The Royal Society of Chemistry




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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.
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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Development of a label-free, sensitive gold nanoparticles-poly (adenine)aptasensing platform for colorimetric determination of aflatoxin B1 in corn

Anal. Methods, 2024, Accepted Manuscript
DOI: 10.1039/D4AY00605D, Paper
Omid Heydari Shayesteh, Katayoun Derakhshandeh, Akram Ranjbar, Reza Mahjub, Abbas Farmany
In this work, a sensitive colorimetric bioassay method based on poly (adenine) aptamer (polyA apt) and gold nanoparticles (AuNPs) was developed to the determination of aflatoxin B1 (AFB1). The polyA...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Heparin-stabilized gold nanoparticles embedded in graphene for the electrochemical determination of esculetin

Anal. Methods, 2024, 16,2256-2266
DOI: 10.1039/D4AY00229F, Paper
Vinicius José da Silva, Luan Gabriel Baumgarten, Juliana Priscila Dreyer, Edson Roberto Santana, Almir Spinelli, João Paulo Winiarski, Iolanda Cruz Vieira
A conductive nanocomposite consisting of heparin-stabilized gold nanoparticles embedded in graphene was prepared for esculetin determination in tea and jam samples.
The content of this RSS Feed (c) The Royal Society of Chemistry




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A new colorimetric aptasensor for paraquat detection based on the designed aptamer with multiple paraquat binding sites in combination with gold nanoparticles

Anal. Methods, 2024, 16,2340-2348
DOI: 10.1039/D4AY00053F, Paper
Pakawat Kongpreecha, Sineenat Siri
Given paraquat's environmental health risks, there is a need for a fast and simple detection method. This study presents a novel colorimetric aptasensor with a tailored aptamer, boosting sensitivity by targeting multiple paraquat binding sites.
The content of this RSS Feed (c) The Royal Society of Chemistry




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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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The content of this RSS Feed (c) The Royal Society of Chemistry




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A defeat foretold: On the Maoist insurgency

Maoists must abandon armed struggle and enter the democratic process




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Culture and society: On upholding Section 6A of the Citizenship Act

Supreme Court of India verdict on citizenship law for Assam helps avoid fresh problems




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Changes in train services notified due to demolition of old bridge near Tiruchi junction




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Fishermen seek healthcare and cold storage facilities




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Library to hold Group II-A Mains, Group IV TNPSC model test




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IECD holds graduation ceremony of SUITS

As many as 93,435 students from Grade V to Grade IX in 358 schools across the State appeared for 2023-2024 BDU examinations




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Association holds protest against delay in Anna University’s staff absorption, promotions




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Grey to gold

Use a three-compartment overhead tank to treat greywater.




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Cold plunges, hot saunas, smoothies, and fasting

Fitness regimen on the go




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Gold loans: Test by fire

Governance, compliance in focus as RBI cautions lenders against lapses




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Delhi election: AAP to hold nine-day convention for party workers




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29-year-old woman arrested from Delhi’s Shakurpur for human trafficking minor




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Congress holds 25-km ‘Nyay Yatra’ in old Delhi




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Accused in five-year-old case of sexual assault on minor held




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Centre aims seven-fold jump in wheat procurement from Uttar Pradesh, Rajasthan, Bihar this year

“Even as the ban on outbound shipments of wheat continues, “it will be a dream for us to export now”, Food Secretary Sanjeev Chopra said.




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GI tag sought for the Senkanthal seed whose flower holds a special place in Tamil literature

Minister for Agriculture and Farmer’s Welfare M.R.K.Panneerselvam, while presenting the State’s Agriculture Budget, had said that Geographical Indication tag would be obtained for 10 agricultural products at a cost of ₹30 lakh




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Watch: This Kerala agrarian fair is over 800 years old

What started as a cattle fair, is at present, a market for agricultural produce and products from cottage industries




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90-year-old farmer convicted, sentenced to one-year imprisonment for encroaching 36 guntas of government land in Karnataka

Small and marginal farmers are worried about being punished for encroachment, demand action against influential people who allegedly encroached on government land




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Foreign investors reduce holdings in top 200 companies in March quarter




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Tata Steel may hold on to its UK steelworks: report

UK government gives a series of offers to the company




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Why is there an upward rally in gold prices? | Explained

Why is gold considered a safety cushion by central banks? When does demand for the yellow metal peak in India? Why does the World Gold Council expect an increased demand for gold from rural areas? What factors determine gold prices?




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Co-assembly of Cellulose Nanocrystals and Gold Nanorods: Insights from Molecular Dynamics Modelling

Soft Matter, 2024, Accepted Manuscript
DOI: 10.1039/D4SM00871E, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Jiaxin Hou, William W Sampson, Ahu Gumrah Dumanli
A coarse-grained molecular dynamics model is developed to explore the co-assembly of cellulose nanocrystals (CNCs) and gold nanorods (AuNRs) under sedimentation conditions with varying vol- umetric concentration and particle-size ratios....
The content of this RSS Feed (c) The Royal Society of Chemistry




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Ring-shaped nanoparticle assembly and cross-linking on lipid vesicle scaffolds

Soft Matter, 2024, Advance Article
DOI: 10.1039/D4SM01010H, Communication
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Gizem Karabiyik, Aldo Jesorka, Irep Gözen
We show the assembly and cross-linking of carboxylate-modified polystyrene nanoparticles into flexible circular, ring-shaped structures with micrometer sized diameters around the base of surface-adhered giant lipid vesicles.
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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Something old, something luxe

Want to own a pair of Jimmy Choos but the price tag deters you? Sites selling pre-loved, pre-owned luxury items might be your answer, writes PRIYADARSHINI PAITANDY




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Say it in gold and off-white

Celebrating Onam and don’t know what to wear and how? NEETI SARKAR gets fashion gurus to give you a few fashion tips




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Golden milk




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Editorial. Gold users must get a transparent Re-based price

There is a need to provide consumers with a transparently derived domestic reference rate which is under regulatory supervision




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Editorial. Gold duty cut can help exporters and consumers if cost savings are passed on 

The customs duty cut on gold, silver and platinum will certainly bring down production costs in this thin-margin industry, helping Indian exports gain competitive edge in the global market




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Editorial. SEBI’s take on household financial savings clears the air

SEBI has calculated net primary and secondary market investment in equity and debt based on actual data at its disposal




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Editorial. RBI’s diktat on sharp lending practices in gold loans welcome

Non-compliance by lenders must be strictly dealt with by the central bank




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Editorial. Holding to account

ICAI should accept NFRA’s view on group audits




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Compliant with gold loan norms, will further strengthen audit processes: CSB Bank MD

Bank expects its advances and deposits to rise at least 30-50 per cent faster than the banking system



  • Money & Banking

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IIFL Finance grows its gold loan portfolio by ₹2,000 cr about a month after RBI lifted lending ban

IIFL Finance’s gold loan book had shrunk from ₹26,000 crore in early March 2024 to ₹10,000 crore by September 19, 2024



  • Money & Banking

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Bevel Up - Drugs, Users and Outreach Nursing / directed by: Nettie Wild ; produced by: Fiona Gold, Juanita Maginley, Betsy Carson, Nettie Wild, Svend-Erik Eriksen, Rina Fraticelli ; production agencies: National Film Board of Canada (Montreal), British Co

Montreal : National Film Board of Canada, 2016




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Gold jewellery entrepreneurs meet held in Vijayawada 




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2,500 online courses in two years, a record feat by 51-year-old Srikakulam man

He wanted to highlight the need for students to acquire more knowledge and the availability of abundant free resources, says M.V.V.S. Sastry




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Traditional healers told not to treat infants, children to prevent mortalities in Chintoor agency

The methods and ingredients used in the preparation of Ayurvedic medicine by traditional healers are to be suspected, says an official




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54-year-old man awarded life term for sexually assaulting 5-year-old girl