Pattern formation in precipitation reactions: The Liesegang phenomenon

H Nabika, M Itatani, I Lagzi - Langmuir, 2019 - ACS Publications
Pattern formation is a frequent phenomenon in physics, chemistry, biology, and materials
science. Bottom-up pattern formation usually occurs in the interaction of the transport …

Complex Patterning of Matter with Liesegang Patterns Propagating through Different Concentration Media─ Gel Lenses for Liesegang Waves

ES Akbulut, G Holló, I Lagzi, B Baytekin - Crystal Growth & Design, 2023 - ACS Publications
The patterns formed in natural biochemical and geochemical media are never spatially or
geometrically homogeneous. On the other hand, the artificial systems trying to mimic nature …

Mechanical control of periodic precipitation in stretchable gels to retrieve information on elastic deformation and for the complex patterning of matter

M Morsali, MTA Khan, R Ashirov, G Holló… - Advanced …, 2020 - Wiley Online Library
Material design using nonequilibrium systems provides straightforward access to complexity
levels that are possible through dynamic processes. Pattern formation through …

A Quasi Universal Matalon–Packter Law for a Periodically Precipitating System of Iron (II) Hydroxide Involving Volumes and Concentrations of the Invading Electrolyte

P Walimbe, M Itatani, P Kulkarni, I Lagzi, S Kulkarni - Langmuir, 2023 - ACS Publications
The Matalon–Packter (MP) empirical law of periodically precipitating (Liesegang
phenomenon) systems under non-equilibrium conditions describes the dependence of the …

Liesegang phenomena: Spontaneous pattern formation engineered by chemical reactions

H Nabika - Current Physical Chemistry, 2015 - ingentaconnect.com
Numerous self-organized spatiotemporal patterns are seen in Nature, many of which are
controlled via minute balances between the reactions and diffusion of the constituents in …

Precise evaluation of spatial characteristics of periodically precipitating systems via measurement of RGB (red, green, and blue) values of pattern images

PC Walimbe, KD Takale, PS Kulkarni, SD Kulkarni - Langmuir, 2021 - ACS Publications
In the present study, a method is described for precise determination of spatial
characteristics of Liesegang bands formed by employing a classical 1D setup using a web …

Mechanism of Revert Spacing in a PbCrO4 Liesegang System

T Karam, H El-Rassy, R Sultan - The Journal of Physical Chemistry …, 2011 - ACS Publications
Periodic precipitation of sparingly soluble salts yields parallel Liesegang bands in 1D whose
spacings obey either one of two known trends. The overwhelming trend is an increase in …

Hydroxide-Source-Dependent Polymorphism and Phase Stability of Cobalt (II) Hydroxides in Diffusion-Driven Systems

AK Dimble, ND Bagul, PC Walimbe, PS Kulkarni… - Langmuir, 2024 - ACS Publications
Hydroxides of cobalt (II) exist predominantly in two polymorphic forms, namely, the blue-
green α-form [α-Co (OH) 2] and reddish β-form [β-Co (OH) 2]. These hydroxides have a …

[HTML][HTML] Recognition of spatiotemporal patterns of the periodically precipitating 2D reaction-diffusion system by determination of precise band location: Implications on …

SD Kulkarni, SD Takawane, PC Walimbe, KD Takale… - JCIS Open, 2022 - Elsevier
Recently focus of studies on the periodic precipitation in gels is shifting from evaluation of its
spatio-temporal characteristics of the self-organized patterns to that of as a novel and viable …

[PDF][PDF] Liesegang patterns in nature: A diverse scenery across the sciences

S Sadek, R Sultan - Precipitation patterns in reaction-diffusion …, 2010 - researchgate.net
The beautiful Liesegang phenomenon of periodic precipitation consists of a stratification of
precipitate bands resulting from a scenario of coupling between ion diffusion and …