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Related Experiment Video

Updated: May 12, 2026

Determining the Ice-binding Planes of Antifreeze Proteins by Fluorescence-based Ice Plane Affinity

Determining the Ice-binding Planes of Antifreeze Proteins by Fluorescence-based Ice Plane Affinity

Published on: January 15, 2014

How 'spin ice' freezes.

J Snyder¹, J S Slusky, R J Cava

¹Department of Physics and Materials Research Institute, Pennsylvania State University, University Park, Pennsylvania 16802, USA.

|September 7, 2001

Summary

This summary is machine-generated.

Geometrical frustration in Dy2Ti2O7, a magnetic material, leads to a novel spin-freezing transition. This behavior mimics ice

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Last Updated: May 12, 2026

Determining the Ice-binding Planes of Antifreeze Proteins by Fluorescence-based Ice Plane Affinity

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Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains

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Published on: July 20, 2022

Area of Science:

Condensed matter physics
Magnetism
Thermodynamics

Background:

Geometrical frustration arises from competing interactions, impacting fields like magnetism and protein folding.
The low-temperature thermodynamics of ice are influenced by geometrical frustration of proton positions, leading to ground state entropy.
Dy2Ti2O7, a magnetic material, exhibits geometrical frustration on a corner-sharing tetrahedra lattice, forming a 'spin ice' state.

Purpose of the Study:

To identify and characterize a cooperative spin-freezing transition in Dy2Ti2O7.
To understand the dynamics and mechanisms underlying the formation of the spin-ice ground state.
To draw parallels between spin-freezing in Dy2Ti2O7 and proton freezing in ice.

Main Methods:

Experimental investigation of Dy2Ti2O7 magnetic material.
Analysis of spin dynamics and relaxation times.
Thermodynamic measurements at low temperatures.

Main Results:

A cooperative spin-freezing transition leading to the spin-ice ground state was identified in Dy2Ti2O7.
The transition is characterized by a very narrow range of relaxation times.
The observed dynamics are analogous to proton freezing in ice.

Conclusions:

Dy2Ti2O7 exhibits a new form of spin-freezing driven by geometrical frustration.
The spin-ice state in Dy2Ti2O7 provides a model system for studying frustration-induced phenomena.
This research offers insights into glass-like behavior and frustration effects in low-disorder systems.