Siyam M. Ansar
Title
Cited by
Cited by
Year
Removal of molecular adsorbates on gold nanoparticles using sodium borohydride in water
SM Ansar, FS Ameer, W Hu, S Zou, CU Pittman Jr, D Zhang
Nano letters 13 (3), 1226-1229, 2013
1632013
Impact of gold nanoparticle stabilizing ligands on the colloidal catalytic reduction of 4-nitrophenol
SM Ansar, CL Kitchens
ACS Catalysis 6 (8), 5553-5560, 2016
1322016
Determination of the binding affinity, packing, and conformation of thiolate and thione ligands on gold nanoparticles
SM Ansar, R Haputhanthri, B Edmonds, D Liu, L Yu, A Sygula, D Zhang
The Journal of Physical Chemistry C 115 (3), 653-660, 2011
962011
Ratiometric surface enhanced Raman quantification of ligand adsorption onto a gold nanoparticle
D Zhang, SM Ansar
Analytical chemistry 82 (13), 5910-5914, 2010
572010
Organothiols self-assembled onto gold: evidence for deprotonation of the sulfur-bound hydrogen and charge transfer from thiolate
SM Ansar, GS Perera, D Jiang, RA Holler, D Zhang
The Journal of Physical Chemistry C 117 (17), 8793-8798, 2013
542013
Quantitative comparison of Raman activities, SERS activities, and SERS enhancement factors of organothiols: Implication to chemical enhancement
SM Ansar, X Li, S Zou, D Zhang
The journal of physical chemistry letters 3 (5), 560-565, 2012
542012
Small particle driven chain disentanglements in polymer nanocomposites
E Senses, SM Ansar, CL Kitchens, Y Mao, S Narayanan, B Natarajan, ...
Physical review letters 118 (14), 147801, 2017
502017
Mechanistic study of continuous reactive aromatic organothiol adsorption onto silver nanoparticles
SM Ansar, GS Perera, P Gomez, G Salomon, ES Vasquez, IW Chu, S Zou, ...
The Journal of Physical Chemistry C 117 (51), 27146-27154, 2013
432013
Ligand adsorption and exchange on pegylated gold nanoparticles
K Siriwardana, M Gadogbe, SM Ansar, ES Vasquez, WE Collier, S Zou, ...
The Journal of Physical Chemistry C 118 (20), 11111-11119, 2014
362014
Protein adsorption drastically reduces surface‐enhanced Raman signal of dye molecules
D Zhang, SM Ansar, K Vangala, D Jiang
Journal of Raman Spectroscopy 41 (9), 952-957, 2010
362010
Ultrasensitive detection of malondialdehyde with surface-enhanced Raman spectroscopy
D Zhang, R Haputhanthri, SM Ansar, K Vangala, HI De Silva, A Sygula, ...
Analytical and bioanalytical chemistry 398 (7), 3193-3201, 2010
342010
Determination of colloidal gold nanoparticle surface areas, concentrations, and sizes through quantitative ligand adsorption
M Gadogbe, SM Ansar, G He, WE Collier, J Rodriguez, D Liu, IW Chu, ...
Analytical and bioanalytical chemistry 405 (1), 413-422, 2013
282013
Dispersion stability, ligand structure and conformation, and SERS activities of 1-alkanethiol functionalized gold and silver nanoparticles
SM Ansar, M Gadogbe, K Siriwardana, JY Howe, S Dogel, ...
The Journal of Physical Chemistry C 118 (43), 24925-24934, 2014
272014
Capillary electrophoresis and asymmetric flow field-flow fractionation for size-based separation of engineered metallic nanoparticles: A critical comparative review
TK Mudalige, H Qu, D Van Haute, SM Ansar, SW Linder
TrAC Trends in Analytical Chemistry 106, 202-212, 2018
252018
Comparison of colloidal versus supported gold nanoparticle catalysis
S Chakraborty, SM Ansar, JG Stroud, CL Kitchens
The Journal of Physical Chemistry C 122 (14), 7749-7758, 2018
252018
Robust and reproducible quantification of SERS enhancement factors using a combination of time-resolved Raman spectroscopy and solvent internal reference method
FS Ameer, W Hu, SM Ansar, K Siriwardana, WE Collier, S Zou, D Zhang
The Journal of Physical Chemistry C 117 (7), 3483-3488, 2013
252013
Desulfurization of mercaptobenzimidazole and thioguanine on gold nanoparticles using sodium borohydride in water at room temperature
SM Ansar, GS Perera, FS Ameer, S Zou, CU Pittman Jr, D Zhang
The Journal of Physical Chemistry C 117 (26), 13722-13729, 2013
232013
Effect of Postsynthesis Purifications on Gold and Silver Nanoparticle Ligand Coverage
SM Ansar, FS Mohammed, G von White, M Budi, KC Powell, OT Mefford, ...
The Journal of Physical Chemistry C 120 (12), 6842-6850, 2016
192016
Characterization of nanomaterials: Tools and challenges
T Mudalige, H Qu, D Van Haute, SM Ansar, A Paredes, T Ingle
Nanomaterials for Food Applications, 313-353, 2019
182019
pH-Responsive mercaptoundecanoic acid functionalized gold nanoparticles and applications in catalysis
SM Ansar, S Chakraborty, CL Kitchens
Nanomaterials 8 (5), 339, 2018
172018
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Articles 1–20