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Related papers: Paper-based cell cryopreservation

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Recent advances in optical technology have significantly enhanced the resolution of imaging of living cells, achieving nanometer-scale precision. However, the crowded three-dimensional environment within cells presents a challenge for…

Optics · Physics 2024-11-20 Vahid Nasirimarekani , Zuzana Ditte , Eberhard Bodenschatz

We demonstrate a novel approach to three-dimensional (3D) printing of freeform ice structures by exploiting evaporative cooling. A micrometer-sized water jet is used to 3D print inside a vacuum chamber. The reduced ambient pressure leads to…

Fluid Dynamics · Physics 2025-12-17 Menno Demmenie , Stefan Kooij , Daniel Bonn

With the growing size of deep neural networks and datasets, the computational costs of training have significantly increased. The layer-freezing technique has recently attracted great attention as a promising method to effectively reduce…

Machine Learning · Computer Science 2025-08-22 Chence Yang , Ci Zhang , Lei Lu , Qitao Tan , Sheng Li , Ao Li , Xulong Tang , Shaoyi Huang , Jinzhen Wang , Guoming Li , Jundong Li , Xiaoming Zhai , Jin Lu , Geng Yuan

Additive manufacturing has revolutionized the building of materials direct from design, allowing high resolution rapid prototyping in complex 3D designs with many materials. 3D printing hasenabled high strength damage-tolerant structures,…

Applied Physics · Physics 2020-07-17 Vladimir Egorov , Umair Gulzar , Yan Zhang , Siobhán Breen , Colm O'Dwyer

Tracking of plant cells in images obtained by microscope is a challenging problem due to biological phenomena such as large number of cells, non-uniform growth of different layers of the tightly packed plant cells and cell division.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Md Shazid Islam , Arindam Dutta , Calvin-Khang Ta , Kevin Rodriguez , Christian Michael , Mark Alber , G. Venugopala Reddy , Amit K. Roy-Chowdhury

In tissue engineering, 3D scaffolds and chemical treatments are often used for providing a cell-friendly surface for improving cell adhesion and tissue growth. Indeed, the cell adhesion degree can be controlled by physical-chemical changes…

A simplified freezing process was developed and successfully applied to embryogenic calluses of three sugarcane commercial hybrids (Saccharum sp. cv. CP 5243, C 91-301 and C 1051-73). To obtain optimal survival, the calluses were pretreated…

Tissues and Organs · Quantitative Biology 2020-08-25 M. E. Martinez-Montero , M. T. Gonzalez-Arnao , C. Borroto-Nordelo , C. Puentes-Diaz , F. Engelmann

Chemotaxis combines three processes: directional sensing, polarity reorientation and migration. Directed migration plays an important role in immune response, metastasis, wound healing and development. To describe chemotaxis, we extend a…

Biological Physics · Physics 2023-12-04 Pedro C. Dal-Castel , Gilberto L. Thomas , Gabriel C. Perrone , Rita M. C. de Almeida

Open source hardware has the potential to revolutionise the way we build scientific instruments; with the advent of readily-available 3D printers, mechanical designs can now be shared, improved and replicated faster and more easily than…

Instrumentation and Detectors · Physics 2016-07-25 James P. Sharkey , Darryl C. W. Foo , Alexandre Kabla , Jeremy J. Baumberg , Richard W. Bowman

Energy storage becomes crucial for energy systems with an increasing share of renewable energy sources. Artificial photosynthesis, in particular photovoltaic water splitting, provides both sustainable energy generation and energy storage in…

Materials Science · Physics 2016-04-12 Bugra Turan , Jan-Philipp Becker , Felix Urbain , Friedhelm Finger , Uwe Rau , Stefan Haas

The scarcity of organs for transplant has led to large waiting lists of very sick patients. In drug development, the time required for human trials greatly increases the time to market. Drug companies are searching for alternative…

Tissues and Organs · Quantitative Biology 2015-07-28 Ali Bakhshinejad , Roshan M D'Souza

There is a clear need for developments in characterisation techniques that provide detailed information about structure-function relationships in biology. Using electron microscopy to achieve high resolution while maintaining a broad field…

Quantitative Methods · Quantitative Biology 2023-09-12 Chen Huang , Judy S. Kim , Angus I. Kirkland

The efficacy of cryopreservation is constrained by the difficulty of achieving sufficiently high intracellular concentrations of cryoprotective solutes without inducing osmotic injury or chemical toxicity during loading. This thermodynamic…

Soft Condensed Matter · Physics 2026-01-05 Boris Rubinsky

Freeform thin-shell surfaces are critical in various fields, but their fabrication is complex and costly. Traditional methods are wasteful and require custom molds, while 3D printing needs extensive support structures and post-processing.…

Graphics · Computer Science 2024-07-30 Chao Yuan , Nan Cao , Xuejiao Ma , Shengqi Dang

Control of water ice formation on surfaces is of key technological and economic importance, but the fundamental understanding of ice nucleation and growth mechanisms and the design of surfaces for controlling water freezing behaviour remain…

Since the first proof-of-concept demonstrations of photoluminescence-based optical refrigeration, solid-state laser cooling has developed into a credible competitor to conventional cryogenic technologies. Solid-state laser cooling continues…

Our study introduces a Generative AI method that employs a cooling-guided diffusion model to optimize the layout of battery cells, a crucial step for enhancing the cooling performance and efficiency of battery thermal management systems.…

Machine Learning · Computer Science 2024-03-19 Nicholas Sung , Liu Zheng , Pingfeng Wang , Faez Ahmed

The avoidance of water freezing is the holy grail in the cryopreservation of biological samples, food, and organs. Fast cooling rates are used to beat ice nucleation and avoid cell damage. This strategy can be enhanced by applying high…

We demonstrate a method of concentrating and patterning of biological cells on a chip, exploiting the confluence of electric and thermal fields, without necessitating the use of any external heating or illuminating source. The technique…

Biological Physics · Physics 2019-05-16 Golak Kunti , Tarun Agarwal , Anandaroop Bhattacharya , Tapas Kumar Maiti , Suman Chakraborty

Cell spreading is investigated at various scales in order to understand motility of living cells which is essential for a range of physiological activities in higher organisms as well as in microbes. At a microscopic scale, it has been seen…

Cell Behavior · Quantitative Biology 2009-11-13 A. Bhattacharyay