AIR2

Linsey C. Marr

lmarr at vt edu

(540) 231-6071

Department of Civil and Environmental Engineering

Institute for Critical Technology and Applied Science

Virginia Tech

1145 Perry St. (0246)

Durham 411

Blacksburg, VA 24061

PEOPLE

Principal Investigator

Linsey Marr     CV

B.S. Engineering Science, Harvard

Ph.D. Civil and Environmental Engineering, University of California at Berkeley

 

Linsey is interested in characterizing the emissions, fate, and transport of air pollutants in order to provide the scientific basis for improving air quality and health.

Research Scientists and Post-docs

AJ (Aaron J.) Prussin, II

B.S. Biochemistry, B.S. Biology, Virginia Tech

Ph.D. Plant Pathology, Virginia Tech

Post-doc in AIR2

 

AJ was a Sloan Foundation Postdoctoral Fellow. He is the lab manager for Environmental and Water Resources Engineering a research scientist studying the airborne microbiome.

Graduate Students

Kaisen Lin

B.S. Agronomy, Zhejiang University

M.S. Civil and Environmental Engineering, Virginia Tech

 

Kaisen evaluated the potential for aerosolization of Ebola virus surrogates from wastewater systems and is currently studying the viability of viruses and bacteria in droplets and aerosols.

Jin Pan

B.S. Civil and Environmental Engineering, Tsinghua

M.S. Civil and Environmental Engineering, University of California at Berkeley

 

A member of the interdisciplinary BIOTRANS program, Jin is studying the transport of airborne microorganisms.

Mariah Gnegy

B.S. Civil and Environmental Engineering, University of Michigan

 

Co-advised by Dr. Amy Pruden, Mariah is studying the airborne virome around wastewater treatment plants and assessing the risk for inhalation exposure to certain viruses.

Ellen Garcia

B.S. Biological Sciences, Colorado Mesa University

 

Co-advised by Dr. Daniela Cimini, Ellen developed a mitosis-based assay in cells to evaluate the toxicity of engineered nanoparticles. She is now investigating sustainable research practices in laboratories.

Alumni Since 2010

Mike Milazzo

B.A. Environmental Science, Northwestern

M.S. Civil and Environmental Engineering, Virginia Tech

 

As part of the Environmental Health for Alabama Communities (ENACT) project, Mike collected VOC samples in parks and nearby residential areas. He found that levels were slightly lower in parks.

Archit Manuja

B.S. Civil and Environmental Engineering, Virginia Tech

M.S. Civil and Environmental Engineering, Virginia Tech

 

Archit is characterizing the total surface area of rooms to help improve understanding of partitioning of semi-volatile organic compounds indoors. He is now pursing a degree in data science.

Amy Olson

B.S. Civil and Environmental Engineering, Louisiana State University

M.S. Civil and Environmental Engineering, Virginia Tech

 

Amy developed a simple organic aerosol generator that produced a steady supply of submicron particles. After hiking the Appalachian Trail, she plans to go into environmental engineering consulting.

Craig Powers

B.S. Mathematics, University of South Carolina

M.S. Mathematics, Virginia Tech

Ph.D. Civil and Environmental Engineering, Virginia Tech

 

Co-advised by Dr. David Schmale, Craig developed environmental sampling platforms based on unmanned surface (water) vehicles.

D. Otto Schwake

B.S. Microbiology, Arizona State University

Ph.D. Microbiology, Arizona State University

Post-doc in AIR2

 

Otto studied virus viability as a function of humidity and investigated Legionella bacteria in windshield washer fluid. He is a professor at Methodist University.

Osman Karatum

B.Sc. Food Engineering, Ege University

Ph.D., Civil and Environmental Engineering, Duke University

Post-doc in AIR2

 

Osman developed methods to localize microorganisms in droplets. He now works as a consultant for Exponent.

Zihan Wang

B.S. Civil and Environmental Engineering, Virginia Tech

M.S. Civil and Environmental Engineering, Virginia Tech

 

Zihan supported development of an optical fiber-based sensor for ultrafine particles by depositing silica nanoparticles on the fiber. She works as a consultant at Straughan Environmental.

Hannah Rogers

B.S. Chemistry, Virginia Tech

Ph.D. Chemistry, Virginia Tech

Post-doc in AIR2

 

 

Hannah developed a chamber for studying gas-particle partitioning of volatile organic compounds, such as  solvents and pesticides, as a function of humidity.

Eric Vejerano

Ph.D. Chemistry, LSU

B.S. Agricultural Chemistry, University of the Philippines Los BaƱos

Post-doc in AIR2

 

Eric assessed the fate and toxicity of nanomaterials during incineration. He also studied the chemistry of evaporating respiratory droplets. He is a professor at the University of South Carolina.

Ray David

B.S. Civil Engineering, Purdue University

M.S. Civil Engineering, Purdue University

Ph.D. Civil and Environmental Engineering, Virginia Tech

 

Through interdisciplinary field and laboratory studies, Ray showed that the release of a plant pathogen into the atmosphere depends on humidity and other factors. He is a project engineer at Greeley and Hansen.

Mingjie Xie

B.S. and M.S. Environmental Science, Nanjing University

Ph.D. Mechanical Engineering, University of Colorado

Post-doc in AIR2

 

Mingjie determined the content of plasticizers in children's toys and backpacks. He is a scientist at the Environmental Protection Agency.

Mariya Munir

B.Tech. Biotechnology, Integral University

M.S. Environmental Engineering, Michigan State University

Ph.D. Environmental Engineering, Michigan State University

Post-doc in AIR2

 

Mariya helped optimize our rotating drum chamber. She is a professor at the University of North Carolina at Charlotte.

Mari Titcombe Lee

B.S. Chemistry, Hope College

Ph.D. Chemistry, University of Minnesota

Post-doc in AIR2

 

 

 

Mari determined the partitioning of surrogate viruses in between wastewater liquids, solids, and material surfaces. She is a scientist at the Environmental Protection Agency.

Xinzhe Zhou

B.S. Environmental Science, Peking University

M.S. Civil and Environmental Engineering, Virginia Tech

 

Xinzhe developed a facile method to separate gold multimers from monomers for application in surface enhanced Raman spectroscopy.

Andrea Tiwari

B.S. Physics, Luther College

M.S. Environmental Engineering and Science, Virginia Tech

Ph.D. Environmental Engineering and Science, Virginia Tech

 

Andrea investigated the transformations of fullerenes in the atmosphere. She is an applications engineer at TSI, Inc.

Robert Bowers

B.S. and M.S. Biology, California State University, San Marcos

Ph.D. Microbial Ecology, University of Colorado, Boulder

Post-doc in AIR2

 

Bob developed an aptamer against influenza virus. He is a scientist a the Department of Energy's Joint Genome Institute.

Peeyush Khare

B.Tech. Civil Engineering, Vellore Institute of Technology

M.S. Civil Engineering, Virginia Tech

 

Peeyush modeled the vertical concentration gradient of influenza viruses in indoor air. He is a Ph.D. student at Yale.

 

Bardia Heidari

B.S. Civil Engineering, Sharif University of Technology

M.S. Civil Engineering, Virginia Tech

 

To promote sustainability assessment in the construction industry, Bardia combined measurements of emissions from construction equipment with visual sensing of a worksite. He is a Ph.D. student at the University of Illinois.

Marina E. Vance

B.S. and M.S. Environmental Engineering, Universidade Federal de Santa Catarina

Ph.D. Civil and Environmental Engineering, Virginia Tech

 

Nina assessed the potential for exposure to silver from nanotechnology-based products. She is a professor in Mechanical Engineering at the University of Colorado.

Wes Baggett

B.S. Civil Engineering, Georgia Tech

M.S. Environmental Engineering, Virginia Tech

 

Wes measured exposure to particulate matter from campfire emissions for his thesis. He works for Trinity Consulting as an air quality engineer.

 

Wan Yang

B.S. Environmental Engineering, South China University of Technology

M.S. Environmental Engineering, Tsinghua University

Ph.D. Civil and Environmental Engineering, Virginia Tech

 

Wan studied the relationship between influenza virus viability and humidity. She is a professor at Columbia University.

Mike Klapmeyer

B.S. Environmental Engineering, University of Florida

M.S. Environmental Engineering, Clemson

Ph.D. Civil and Environmental Engineering, Virginia Tech

 

Mike used our mobile eddy covariance laboratory to measure emissions in Mexico and at the Roanoke Airport. He is a Colonel in the US Air Force.

Chris Shores

B.S. Environmental Engineering, University of Connecticut

M.S. Environmental Engineering, Virginia Tech

 

Through participation in the Cal-Mex field study in Tijuana, Chris assessed the sources and transport of black carbon aerosols. He is an environmental engineer at Geosyntec.

Jennifer Benning

B.S. Civil and Environmental Engineering, Rutgers

M.S. Environmental Engineering, Virginia Tech

Ph.D. Civil and Environmental Engineering, University of Alaska, Fairbanks

Post-doc in AIR2

 

Jennifer is a professor at the South Dakota School of Mines and Technology.

Tim Moore

B.S. Civil Engineering, Virginia Military Institute

M.S. Civil Engineering, University of Maryland

Ph.D. Civil and Environmental Engineering, Virginia Tech

 

As a professor at Virginia Military Institute, Tim won an Outstanding Faculty Award in 2015. He now works for Tetra Tech.

Amara Holder

B.S. Mechanical Engineering, University of Texas at El Paso

M.S. Mechanical Engineering, University of Texas at Austin

Ph.D. Mechanical Engineering, University of California at Berkeley

Post-doc in AIR2

 

Amara is a combustion engineer at the Environmental Protection Agency.