Synthesis of bimetallic gold/silver nanoparticles via in situ seeding
- Авторлар: Gorbachevskiy M.1, Kopitsyn D.1, Tiunov I.1, Kotelev M.1, Vinokurov V.1, Novikov A.1
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Мекемелер:
- Center for Nanodiagnostics, Department of Physical and Colloid Chemistry
- Шығарылым: Том 91, № 1 (2017)
- Беттер: 141-144
- Бөлім: Physical Chemistry of Nanoclusters and Nanomaterials
- URL: https://journals.rcsi.science/0036-0244/article/view/169196
- DOI: https://doi.org/10.1134/S0036024417010071
- ID: 169196
Дәйексөз келтіру
Аннотация
A way of synthesizing bimetallic gold/silver nanoparticles with in situ seeding initiated by the addition of sodium borohydride is proposed. The obtained nanoparticles are studied by means of transmission electron microscopy (TEM). Changes in the optical density spectra of the nanoparticles during their coagulation are investigated. The technique allows the rapid acquisition of nontoxic SERS-active nanoparticles with maximum SERS enhancement factor about 105 in the near infrared range for Raman shifts typical for biological objects such as bacterial cells and spores.
Авторлар туралы
M. Gorbachevskiy
Center for Nanodiagnostics, Department of Physical and Colloid Chemistry
Email: gubkin.nanotech@gmail.com
Ресей, Moscow, 119991
D. Kopitsyn
Center for Nanodiagnostics, Department of Physical and Colloid Chemistry
Email: gubkin.nanotech@gmail.com
Ресей, Moscow, 119991
I. Tiunov
Center for Nanodiagnostics, Department of Physical and Colloid Chemistry
Email: gubkin.nanotech@gmail.com
Ресей, Moscow, 119991
M. Kotelev
Center for Nanodiagnostics, Department of Physical and Colloid Chemistry
Email: gubkin.nanotech@gmail.com
Ресей, Moscow, 119991
V. Vinokurov
Center for Nanodiagnostics, Department of Physical and Colloid Chemistry
Email: gubkin.nanotech@gmail.com
Ресей, Moscow, 119991
A. Novikov
Center for Nanodiagnostics, Department of Physical and Colloid Chemistry
Хат алмасуға жауапты Автор.
Email: gubkin.nanotech@gmail.com
Ресей, Moscow, 119991