gold

Winning gold was one of my goals this year: Gukesh

Gukesh said not able to win gold in Chennai Olympiad in 2022 was a great regret especially after coming so close




gold

Arjun Erigaisi, the ‘madman’ who powered India’s gold rush at chess Olympiad




gold

ISSF Junior World Championship 2024: Pistol shooter Divanshi’s second gold leads India’s clean sweep 

India’s young shooters won five more medals, including two gold on October 4, taking the tally to 21 medals to remain at the top with 13 gold, two silver and six bronze




gold

Suraj and Divanshi claim standard pistol gold in World junior championship




gold

Under-23 World Wrestling Championships: Chirag Chikkara clinches gold as India shines with nine medals

Chirag Chikkara becomes the second Indian man, after Paris Olympics bronze medallist Aman Sehrawat, to win the gold at the U23 Championships.




gold

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




gold

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




gold

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




gold

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




gold

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




gold

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




gold

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




gold

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




gold

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




gold

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




gold

Grey to gold

Use a three-compartment overhead tank to treat greywater.




gold

Gold loans: Test by fire

Governance, compliance in focus as RBI cautions lenders against lapses




gold

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?




gold

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




gold

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




gold

Golden milk




gold

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




gold

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




gold

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




gold

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

gold

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

gold

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




gold

Gold jewellery entrepreneurs meet held in Vijayawada 




gold

Professorial Chair supported by Hutti Gold Mines Ltd. set up at NIT-K




gold

Flamingo miniatures in gold




gold

Stereoselective access to furan-fused [5.5.0] bicyclic heterocycles enabled by gold-catalyzed asymmetric [8 + 4] cycloaddition

Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01841A, Research Article
Xunhua Wang, Jianhua Wang, Xiaoxun Li
A gold-catalyzed asymmetric [8 + 4] cycloaddition was developed to afford highly functionalized furan/pyrrole-fused [5.5.0] polycyclic heterocycles with good diastereo- and enantioselectivity.
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




gold

Hemilabile P,N-Ligand-Assisted Gold Catalyzed Hiyama Allylation to Access Allylarenes and 1,4-Dienes Derivatives

Org. Chem. Front., 2025, Accepted Manuscript
DOI: 10.1039/D4QO01879F, Research Article
Yuanhao He, Wanping Ma, Yu Zhong, Yanfei Hu, Mingou Li, Fen Zhao, Zhonghua Xia, Baomin Fan
Oxidant-free gold-catalyzed reactions are emerging as a novel synthetic tool for organic transformations. Here in, we reported a hemilabile P,N-ligand-assisted gold-catalyzed Hiyama cross coupling reaction of aryl and alkenyl iodides...
The content of this RSS Feed (c) The Royal Society of Chemistry




gold

Nampally court takes cognisance of ED’s prosecution complaint against AgriGold




gold

Synthesis and in vitro assessment of gold nanoparticles conjugated with extracts, sterols and pure compounds derived from marine sponges from the Indian and Pacific Oceans

RSC Adv., 2024, 14,36115-36131
DOI: 10.1039/D4RA04068F, Paper
Open Access
Avin Ramanjooloo, Devesh Bekah, Samson A. Adeyemi, Philemon Ubanako, Lindokuhle Ngema, Yahya E. Choonara, David E. Williams, Elena A. Polishchuk, Raymond J. Andersen, Archana Bhaw-Luximon
The synthesis of gold nanoparticles using extracts, sterols and pure compounds from marine sponges.
The content of this RSS Feed (c) The Royal Society of Chemistry




gold

Deepthi Jeevanji wins gold with world record time in 400m T20 class in World Para Championships

Deepthi smashed American Breanna Clark's earlier world record of 55.12 seconds set during last year's edition of the championships in Paris




gold

World Para Athletic Championships: Ekta wins gold with season's best effort in club throw

Reigning Paralympics champion Sumit Antil defended his F64 javelin throw world title while Thangavelu Mariyappan also grabbed gold medal.




gold

World Para Athletics Championships: Simran wins gold as India ends 6th with best-ever 17 medals 

Simran Sharma shaved off around one-fifth of a second from her earlier personal best of 25.16 seconds to win the gold.




gold

Not injured, withdrawal from Golden Spike meet a precautionary move, Neeraj Chopra clarifies

Neeraj Chopra said he would not want to risk injury in an Olympic year and hence decided to skip the prestigious meet.




gold

Nayana shocks Asian champ Sumire to win gold in Taiwan Athletics Open

Animesh impresses in Spain, Eldhose and Jesse strike gold in France




gold

Portland Track Festival | Gold for Sanjivani, silver for Sable




gold

Paralympics 2024: Aim is to win gold with a new world record, says javelin thrower Sumit Antil

Sumit Antil along with Bhagyashree Jadhav will be Indian flag bearer at the opening ceremony of the Paralympics Games to be held from August 28 to September 8.




gold

Paralympic Games 2024: I’m winning silver everywhere, now want to break jinx by clinching gold, says Kathuniya

Yogesh Kathuniya wasn't satisfied with his performance and he vowed to better the colour of his medal in the next major tournament.




gold

‘Sweet’ sacrifice and sleepless nights: Sumit Antil on defending Paralympic gold despite back injury

On the advice of his physio, Sumit Antil grudgingly gave up sweets, followed a strict training regimen and shed around 12 kilograms in just two months.




gold

Paralympic Games: Praveen Kumar strikes gold in T64 high jump with Asian record

The country has so far won six gold, nine silver and 11 bronze medals to achieve its best-ever haul at a single edition of the Paralympic Games




gold

South Asian junior athletics meet: Unnathi bags the gold in 100m hurdles with a new meet mark




gold

Poorva wins triple jump gold with meet record; men’s pole vault final postponed as pit reaches late




gold

Kujur betters own meet record in 200m; Puneet wins 5,000m; Moumita takes home long jump gold

Altogether four new meet records were set on the concluding day.




gold

A ‘symphony’ of young Chinese aspirations behind gold’s rise to record

China gold reserves went up for 16 months in a row till Feb 2024; its central bank bought the precious metal covertly



  • Gold & Silver

gold

Gold is glittering, but is India making the most of it?

For a moderately conservative investor, a 5-10 per cent allocation towards gold is ideal



  • Gold & Silver

gold

Bullion cues: Gold uptrend steady

Silver expected to catch up