Works (30)

Updated: December 7th, 2023 05:10

2024 journal article

A positivity-preserving numerical method for a thin liquid film on a vertical cylindrical fiber

JOURNAL OF COMPUTATIONAL PHYSICS, 496.

By: B. Kim, H. Ji, A. Bertozzi, A. Sadeghpour & Y. Ju

author keywords: Surface tension; Fiber coating; Positivity preserving; Finite difference scheme
Sources: Web Of Science, ORCID
Added: December 4, 2023

2024 journal article

Optimal boundary control of a model thin-film fiber coating model

PHYSICA D-NONLINEAR PHENOMENA, 457.

By: S. Biswal, H. Ji, K. Elamvazhuthi & A. Bertozzi

author keywords: Thin-film equation; Optimal control; Boundary control; PDE control; Distributed parameter systems
Sources: Web Of Science, ORCID
Added: December 4, 2023

2023 article

A neural ordinary differential equation model for visualizing deep neural network behaviors in multi-parametric MRI-based glioma segmentation

Yang, Z., Hu, Z., Ji, H., Lafata, K., Vaios, E., Floyd, S., … Wang, C. (2023, March 2). MEDICAL PHYSICS, Vol. 3.

co-author countries: China 🇨🇳 United States of America 🇺🇸
author keywords: deep learning; explainability; glioma segmentation; neural ODE; visualization
Sources: Web Of Science, ORCID
Added: March 27, 2023

2023 report

Coarsening of thin films with weak condensation

(ArXiv No. 2303.14728).

By: H. Ji* & T. Witelski

Sources: NC State University Libraries, ORCID
Added: October 7, 2023

2023 journal article

Mathematical model for filtration and drying in filter membranes

PHYSICAL REVIEW FLUIDS, 8(6).

By: H. Ji n & P. Sanaei*

co-author countries: United States of America 🇺🇸
Sources: ORCID, Web Of Science
Added: June 16, 2023

2023 article

Prediction of 3D Velocity Field of Reticulated Foams Using Deep Learning for Transport Analysis

Ko, D. D., Ji, H., & Ju, Y. S. (2023, June 1). TRANSPORT IN POROUS MEDIA, Vol. 6.

By: D. Ko*, H. Ji n & Y. Ju*

co-author countries: United States of America 🇺🇸
author keywords: Deep learning; Convolutional neural network; Reticulated foam; Fluid flow; Heat transfer
Sources: ORCID, Web Of Science
Added: June 1, 2023

2023 journal article

Prediction of pore-scale flow in heterogeneous porous media from periodic structures using deep learning

AIP Advances, 13(4).

By: D. Ko*, H. Ji n & Y. Ju*

co-author countries: United States of America 🇺🇸
Sources: ORCID, Crossref, Web Of Science
Added: May 18, 2023

2023 journal article

Thermocapillary thin film flows on a slippery substrate with odd viscosity effects

Physica D: Nonlinear Phenomena, 455, 133883.

By: S. Chattopadhyay n & H. Ji n

co-author countries: United States of America 🇺🇸
author keywords: Falling films; Odd viscosity; Slippery substrate; Marangoni effect; Nonlinear stability
Sources: ORCID, NC State University Libraries, Web Of Science
Added: August 23, 2023

2022 journal article

Electrohydrodynamics modeling of droplet actuation on a solid surface by surfactant-mediated electrodewetting

Physical Review Fluids, 8(7), 073701.

co-author countries: United States of America 🇺🇸
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 22, 2023

2022 journal article

On travelling wave solutions of a model of a liquid film flowing down a fibre

European Journal of Applied Mathematics, 33(5), 864–893.

By: J. Hangjie*, R. Taranets* & M. Chugunova*

co-author countries: Ukraine 🇺🇦 United States of America 🇺🇸
Source: ORCID
Added: May 18, 2023

2022 report

On travelling waves of a control-volume model for liquid films flowing down a fibre

(ArXiv No. 2301.02720).

By: R. Taranets, H. Ji* & M. Chugunova

Sources: NC State University Libraries, ORCID
Added: October 7, 2023

2022 journal article

Post-Radiotherapy PET Image Outcome Prediction by Deep Learning Under Biological Model Guidance: A Feasibility Study of Oropharyngeal Cancer Application

FRONTIERS IN ONCOLOGY, 12.

co-author countries: United States of America 🇺🇸
author keywords: biological modeling; deep learning; image outcome prediction; radiotherapy; (18)FDG-PET
Sources: Web Of Science, ORCID
Added: June 20, 2022

2021 journal article

Capillary-Driven Rise of Well-Wetting Liquid on the Outer Surface of Cylindrical Nozzles

Langmuir, 37(35), 10413–10423.

By: E. Sedighi*, Z. Zeng*, A. Sadeghpour*, H. Ji*, Y. Ju* & A. Bertozzi*

co-author countries: United States of America 🇺🇸
Sources: Crossref, ORCID
Added: May 22, 2023

2021 journal article

Experimental study of a string-based counterflow wet electrostatic precipitator for collection of fine and ultrafine particles

Journal of the Air & Waste Management Association, 71(7), 851–865.

By: A. Sadeghpour*, F. Oroumiyeh*, Y. Zhu*, D. Ko*, H. Ji*, A. Bertozzi*, Y. Ju*

co-author countries: United States of America 🇺🇸
MeSH headings : Air Pollutants / analysis; Air Pollution / prevention & control; Electrodes; Humans; Particle Size; Particulate Matter / analysis; Static Electricity; Vehicle Emissions
Sources: Crossref, ORCID
Added: May 22, 2023

2021 chapter

Heavy ball neural ordinarydifferential equations

In M. Ranzato, A. Beygelzimer, Y. Dauphin, P. S. Liang, & J. W. Vaughan (Eds.), Advances in Neural Information Processing Systems (Vol. 34, pp. 18646–18659). Curran Associates Inc.

By: H. Xia, V. Suliafu, H. Ji, T. Nguyen, A. Bertozzi, S. Osher, B. Wang

Ed(s): M. Ranzato, A. Beygelzimer, Y. Dauphin, P. Liang & J. Vaughan

Event: NeuroIPS 2021

Source: NC State University Libraries
Added: May 23, 2023

2021 journal article

Stable and accurate numerical methods for generalized Kirchhoff–Love plates

Journal of Engineering Mathematics, 130(1).

By: D. Nguyen*, L. Li* & H. Ji*

co-author countries: United States of America 🇺🇸
Sources: Crossref, ORCID
Added: May 22, 2023

2021 journal article

Thermally-driven coalescence in thin liquid film flowing down a fibre

Journal of Fluid Mechanics, 916.

By: H. Ji*, C. Falcon*, E. Sedighi*, A. Sadeghpour*, Y. Ju* & A. Bertozzi*

co-author countries: United States of America 🇺🇸
Sources: ORCID, Crossref
Added: May 18, 2023

2020 journal article

Modelling film flows down a fibre influenced by nozzle geometry

Journal of Fluid Mechanics, 901.

By: H. Ji*, A. Sadeghpour*, Y. Ju* & A. Bertozzi*

co-author countries: United States of America 🇺🇸
Sources: ORCID, Crossref
Added: May 18, 2023

2020 journal article

Steady states and dynamics of a thin-film-type equation with non-conserved mass

European Journal of Applied Mathematics, 11, 1–34.

By: J. Hangjie* & T. Witelski*

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: May 18, 2023

2020 journal article

Theory for undercompressive shocks in tears of wine

Physical Review Fluids, 5(3).

By: Y. Dukler*, H. Ji*, C. Falcon* & A. Bertozzi*

co-author countries: United States of America 🇺🇸
Sources: ORCID, Crossref
Added: May 18, 2023

2019 journal article

Dynamics of thin liquid films on vertical cylindrical fibres

Journal of Fluid Mechanics, 865, 303–327.

By: H. Ji*, C. Falcon*, A. Sadeghpour*, Z. Zeng*, Y. Ju* & A. Bertozzi*

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: May 18, 2023

2019 journal article

Numerical methods for thermally stressed shallow shell equations

Journal of Computational and Applied Mathematics, 362, 626–652.

By: H. Ji* & L. Li*

co-author countries: United States of America 🇺🇸

Contributors: H. Ji* & L. Li*

Source: ORCID
Added: May 18, 2023

2019 journal article

Water vapor capturing using an array of traveling liquid beads for desalination and water treatment

Science Advances, 5(4).

By: A. Sadeghpour*, Z. Zeng*, H. Ji*, N. Ebrahimi*, A. Bertozzi* & Y. Ju*

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: May 18, 2023

2018 journal article

A nodal finite element approximation of a phase field model for shape and topology optimization

Applied Mathematics and Computation, 339, 675–684.

By: X. Hu*, Y. Li* & H. Ji*

co-author countries: China 🇨🇳 United States of America 🇺🇸

Contributors: X. Hu*, Y. Li* & H. Ji*

Source: ORCID
Added: May 18, 2023

2018 journal article

A vicinal surface model for epitaxial growth with logarithmic free energy

Discrete and Continuous Dynamical Systems - Series B, 23(10), 4433–4453.

By: Y. Gao, H. Ji*, J. Liu & T. Witelski

Contributors: Y. Gao, H. Ji*, J. Liu & T. Witelski

Source: ORCID
Added: May 18, 2023

2018 journal article

Instability and dynamics of volatile thin films

Physical Review Fluids, 3(2).

By: H. Ji* & T. Witelski*

co-author countries: United States of America 🇺🇸

Contributors: H. Ji* & T. Witelski*

Source: ORCID
Added: May 18, 2023

2018 conference paper

Video: Dynamics of thin films down vertical fibers

71th Annual Meeting of the APS Division of Fluid Dynamics - Gallery of Fluid Motion.

By: A. Sadeghpour, Z. Zeng, H. Ji*, C. Falcon, Y. Ju & A. Bertozzi

Source: ORCID
Added: May 18, 2023

2017 journal article

Finite-time thin film rupture driven by modified evaporative loss

Physica D: Nonlinear Phenomena, 342, 1–15.

By: H. Ji* & T. Witelski*

co-author countries: United States of America 🇺🇸

Contributors: H. Ji* & T. Witelski*

Source: ORCID
Added: May 18, 2023

2017 journal article

Global existence of solutions to a tear film model with locally elevated evaporation rates

Physica D: Nonlinear Phenomena, 350, 13–25.

By: Y. Gao*, H. Ji*, J. Liu* & T. Witelski*

co-author countries: China 🇨🇳 United States of America 🇺🇸

Contributors: Y. Gao*, H. Ji*, J. Liu* & T. Witelski*

Source: ORCID
Added: May 18, 2023

2017 thesis

Thin films with non-conservative effects

(PhD Dissertation). Duke University.

By: H. Ji

Source: NC State University Libraries
Added: May 23, 2023

Employment

Updated: August 30th, 2021 21:36

2021 - present

North Carolina State University Raleigh, North Carolina, US
Assistant Professor Mathematics

2017 - 2021

University of California Los Angeles Los Angeles, CA, US
PIC Assistant Adjunct Professor Mathematics

Education

Updated: September 21st, 2017 13:05

2012 - 2017

Duke University Durham, North Carolina, US
Ph.D. Mathematics