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Department of Mathematical Sciences Presentation�

December 5, 2024

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Introducing NJIT

  • NJIT is an urban research university in Newark, NJ, 10 miles from New York City
  • Carnegie R1 classification (very high research output)
  • Founded in 1881 as Newark Technical School→Newark College of Engineering (1930)→NJIT
  • About 12,800 students, 46% self-identified as underrepresented minority
  • Designated minority-serving institution
  • Rising in USNews rankings, now #84

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Introducing the Department of Mathematical Sciences (DMS)

  • Until 1980’s a service/teaching department
  • Made a decision to focus on applied math and statistics
  • First Ph.D. awarded 1997
  • Since awarded over 150 doctorates

MATHEMATICAL BIOLOGY

WAVE PROPAGATION

BIOSTATISTICS/APPLIED STATISTICS/ DATA SCIENCE

FLUID DYNAMICS

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Introducing myself

  • At NJIT since 2001
  • My research fields
    • Dynamical systems
    • Nonlinear dispersive waves
    • Bifurcation theory
    • Applications to optics, BECs, Fluid Mechanics
  • My usual methods
    • Numerical computation
    • Asymptotics and perturbation methods
    • Hamiltonian transformations
  • Supervised four completed Ph.D’s, two currently

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Welcome to the Department of Mathematical Sciences

In the Department of Mathematical Sciences we offer a vibrant environment with numerous courses and research exposure. With our variety of MS and PhD programs in applied mathematics, applied statistics, biostatistics, and data science, we present students with world-class educational opportunities. We are looking forward to welcoming you to our department!

Eliza Michalopoulou - DMS Chair

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DMS conducts research in cutting-edge applied math sciences:

  • 39 faculty members: 20 full professors, 10 associate professors, and 9 assistant professor, including many recent faculty hires
  • 2 faculty have received prestigious National Science Foundation CAREER awards
  • 1 PhD student has received a prestigious National Science Foundation Graduate Fellowship award
  • Past, recent, and current funding from government agencies such as the National Science Foundation, National Institutes of Health, Office of Naval Research, Air Force Office of Scientific Research, National Aeronautics and Space Agency, and Department of Energy.

Why study at NJIT DMS?

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Diverse Graduate Programs

  • MS in Applied Mathematics
  • MS in Applied Statistics
  • MS in Applied Biostatistics
  • MS in Data Science (Statistics track)
  • Ph.D. in Mathematical Sciences
    • Applied Mathematics Track
    • Applied Probability and Statistics Track

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NJIT Campus Tour

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Wellness Center

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Research & Graduate Life

current graduate students:

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Our Faculty

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Research Areas:�

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Fluid Mechanics

Faculty in our department study fluids in physical and biological systems using a variety of numerical and analytical techniques

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Dr. Shahriar Afkhami�

Scientific Computing applications in:

Fluid Dynamics, Machine/Deep Learning�

Flow in porous media:�

Nucleate boiling:

Machine Learning in drug targeting:

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Dr. Wooyoung Choi�

Evolution of nonlinear water waves

Strongly nonlinear internal solitary waves

in density-stratified flows

Stability of nonlinear periodic waves and

nonlinear resonant wave interactions

Nonlinear Water Waves, Geophysical Fluid Dynamics, Scientific Computing

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Dr. Linda Cummings�

Projects involve both analytical and numerical techniques, including asymptotic analysis, partial differential equations, complex analysis and graph-theoretic approaches.

Mathematical modeling of real-world systems arising in a range of industrial and biomedical applications, including:

  • Membrane filtration (fouling of membrane filters, optimizing filter design)
  • Liquid crystals (applications in LCDs, flow and instabilities, “dielectrowetting”)
  • Tissue engineering models

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Dr. Lou Kondic�

Fluid mechanics and soft matter:

computing, networks, topology, big data�

Interaction networks in particulate matter�

Fractal growth

Nanoscale fluid instabilities

See also cfsm.njit.edu

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Dr. Enkeleida Lushi�

Research Topics: fluid-structure interactions, �swimmer locomotion and collective behavior, �active matter in complex confinement and flows.�

Potential projects can be tailored to the student’s strengths and interests, and involve mathematical modeling in collaboration with experimentalists, asymptotic analysis, high performance computation of the resulting PDE systems.

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Dr. Anand Oza�

Mathematical modeling and physical applied mathematics, motivated by fluid dynamics and soft/active matter systems.

Flapping wings:

models for schools & flocks

Walking droplets:

hydrodynamic quantum analogues

Hydrophobic surfers:

wave-coupled active matter

Bursting bubbles:

free-streamline flow past an oil film

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Dr. Xinyu Zhao�

Quasi-periodic water waves, hydrodynamic stability,

PDE-constrained optimization

Quasi-Periodic Water Waves

PDE-Constrained Optimization

Hydrodynamic Stability

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Mathematical biology

Our faculty work in many areas of mathematical biology, including neural science, tissue engineering, and phylogenetics

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Dr. Casey Diekman�

Mathematical modeling of biological oscillations; computational neuroscience; systems biology; data assimilation

Data-driven modeling of circadian clock neurons

Simulation of cardiac arrhythmias

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Dr. James MacLaurin

Mathematical Biology, Statistical Mechanics, Stochastic Analysis, Large Deviations

Biological Pattern

Formation

Waves, patterns and oscillations in neuroscience

Emergent Dynamics in High Dimensional Disordered Landscapes

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Dr. Victor Matveev

Cell biophysics (cell calcium dynamics, synaptic neurotransmitter release)

computational neuroscience, reaction-diffusion systems

Collaborative neuroscience research:

Study of calcium control of synaptic neurotransmitter release

Calcium-buffer reaction-diffusion system:

  1. Propagation of electric activity in auditory nerve fibers

Lab: Dr. Ebenezer Yamoah (University of Nevada, Reno)

2. Synaptic vesicle fusion in retinal amacrine cells

Lab: Dr. Henrique von Gersdorff (Vollum Institute, Portland)

Software for modeling of cell calcium dynamics:

“Calcium Calculator” (CalC)

http://www.calciumcalculator.org

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Dr. Kristina Wicke

Research Interests: Mathematical Phylogenetics, Graph Theory, Combinatorics, Algorithms.

  • Structural properties of phylogenetic trees and networks
  • Estimation of phylogenetic trees and networks
  • Applications of phylogenetics to biodiversity conservation

Discordance between gene

and species trees

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Wave Propagation

This includes electromagnetic waves (optics and radio frequency), fluid waves, cold atoms, underwater acoustics, and other mechanical systems.

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Dr. Travis Askham�

Efficient and high-order methods for PDE problems in complex geometry

PDE eigenvalues and eigenfunctions:�

Fluid flow:

Tools

  • integral equation formulations
  • fast algorithms

Other interests

  • data-driven model discovery
  • inverse problems

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Dr. Christina Frederick

Multiscale modeling for inverse problems, harmonic analysis, robotics

High-frequency

underwater acoustics

Sampling theory for multi-tiling frequency domains

Path-Planning for mobile sensors

Gabor analysis

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Dr. Roy Goodman

Dynamical systems, Hamiltonian mechanics, nonlinear waves

Bifurcations and chaos in coupled optical waveguides

Instabilties of periodic vortex motions (Behring dissertation 2020)

Optimal control of cold atom clouds (Adriazola dissertation 2021)

Linear Ramp

Computed Control

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Dr. Eliza Michalopoulou

Listening to the ocean: geoacoustic inversion using sound propagation

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Dr. Thi Phong Nguyen

Direct and Inverse electromagnetic scattering, imaging methods for shape reconstructions, regularization of ill-posed problems.

Regularization methods for FDEs

Imaging methods:

reconstruction of cracks

Inverse scattering for complex periodic media

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Statistics and Data Science

Our faculty work in areas such as statistical genetics, survival analysis, spatial statistics, machine learning, deep learning, multiple testing, and clinical trials

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Dr. Chong Jin�

Research interests: multi-omics data, statistical genetics, statistical genomics, Mendelian randomization, cancer genomics, RNA-seq methods, single-cell RNA-seq methods, and statistical learning.

Cell-type-specific differential expression analysis

Multi-omics Mendelian randomization

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Dr. Ji Meng Loh�

Research interests: Spatial statistics and spatial point processes, including bootstrap, dimension reduction, and statistical learning.

Modeling EEG data using latent state space models

Stochastic gradient descent for spatial data

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Dr. Chenlu Shi�

Research interests: experimental design, computer experiments, big data reduction and analysis, hyperparameter optimization for deep learning.

performance comparison with other designs

soa: an example of strong orthogonal arrays (a type of designs for computer experiments)

Utilize it to collect data from borehole function for building an emulator

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Dr. Sundar Subramanian

Research interests: Survival data analysis, Bootstrap, Non- and semi-parametric models, Efficient estimation, Model checks and dimension reduction for location-scale, Empirical likelihood, Empirical processes, Large sample theory, Probability, Stochastic Processes

Bootstrap likelihood ratio simultaneous confidence bands for survival functions from twice censored data.

Model checks founded on empirical likelihood (EL) and the empirical characteristic function (ECF).

Empirical coverage probabilities (ECPs) of bootstrap likelihood ratio simultaneous confidence bands for survival functions from twice censored data. LCR is left censoring rate. RCR is right censoring rate.

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Positions

  • Faculty
  • Postdoctoral researcher
  • Data Scientists
  • Senior Scientist/Research Engineer

Places

Academia, Government, Companies:

  • Arizona State University
  • Georgia State University
  • William Paterson University
  • National Chiao Tung University, Taiwan
  • US Military Academy
  • Towson University
  • Army Engineer Research and Development Center
  • Philadelphia 76ers
  • Citigroup
  • Prudential
  • Merck

Alumni:

According to U.S. Bureau of Labor:  

Employment in math occupations is projected to grow 27 percent from 2019 to 2029,

much faster than the average for all occupations. Growth is anticipated as businesses and

government agencies continue to emphasize the use of big data, which math occupations analyze.

Bachelor’s Degree Level: $77,266

Master’s Degree Level: $81,468

PhD Degree Level: $101,182

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Graduate Admission

https://www.njit.edu/apply-now

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PhD programs

Masters programs

Recommendation letters

Statement of purpose (Ph.D.)

Do we offer financial support? Yes

Do we offer financial support? No

Recommendation letters

Number of full-time students receiving support: 42

Enrollments

Full-time

39

Full-time women

11

First year

8

First year women

2

Part-time

1

Enrollments

Full-time

33

Full-time women

13

First year

24

First year women

11

Part-time

22

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Life in the NJIT DMS

  • Weekly colloquium + smaller seminars in waves, fluids, math bio, and statistics
  • Great community of students
  • Graduate assistants unionized. Current contract is $46,000/yr + benefits.
  • Most students live nearby in Newark or Harrison, NJ. Urban life, walk and take public transit.