Diffuse optical visualizations of sensitivity and fluence in four different colormaps
Giles Blaney
Postdoctoral Scholar · Tufts University

Giles Blaney, PhD

NIH Pathway to Independence Award · Tufts IRACDA
Diffuse Optical Imaging of Tissue Lab

I research diffuse optical techniques with a focus on near-infrared spectroscopy and time-resolved methods.

  • PhD, Biomedical Engineering · Tufts University, 2022
  • BS, Mechanical Engineering & Physics · Northeastern University, 2017
    (Minors: Electrical Engineering & Mathematics)
Email ORCID GitHub Google Scholar CV
Diffuse Optics

Research

Background reading, peer-reviewed publications, and doctoral dissertation.

FD-NIRS Introduction
Frequency Domain · Near-Infrared Spectroscopy

A primer on optically diffuse media, optical properties μa and μ′s, and how FD-NIRS measures them in tissue.

Read introduction →
Publications
FD-NIRS · Dual-Slope · Calibration-Free

Peer-reviewed papers, sorted by citation count.

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Dissertation
FD-NIRS · Dual-Slope · Tufts University

Doctoral dissertation on the calibration-free dual-slope method for absolute measurement of tissue optical properties.

Read dissertation →
Lecturer

Teaching

Courses designed and taught as instructor of record.

Electrical Circuits and Biomedical Applications
Tufts University · Biomedical Engineering · BME-0010

Required course for biomedical engineers; syllabus designed de novo.

Fa'23 ↗ Fa'24 ↗ Fa'25 ↗
Radiation: Technology, Nature, and Society
UMass Boston · Honors College · HONORS-295

Natural science general education course; developed de novo.

Sp'25 ↗
Interactive

Tools

Browser-based tools built on physical and numerical models — no installation required.

tinyMC
Monte Carlo · Plotly

3D random walk simulator. Enter a step count and visualize the projected path.

Open tool →
Diffuse Reflectance
CW · Diffusion Theory · Plotly

Interactive R(ρ) for a semi-infinite homogeneous medium. Adjust μa and μ's in real time.

Open tool →
Sensitivity Maps
CW · Diffusion Theory · Plotly

Interactive 2D sensitivity maps SY(r) for CW NIRS — SD, SS, and DS arrangements in a semi-infinite medium.

Open tool →
Tissue Absorption
Beer's Law · Chromophores · Plotly

Bulk μa(λ) computed from hemoglobin, water, lipid, and melanin concentrations.

Open tool →