Faculty Directory

Han, Charles

Han, Charles

Visiting Research Scientist
Materials Science and Engineering

Reflecting on a Successful 2023–24 Academic Year

As we come to the close of another academic year, it is a time to celebrate the achievements of our faculty, staff, students—and especially our graduates!

Meet the A. James Clark Scholars Class of '27

In Fall 2023, UMD welcomed 10 exceptional young engineers from across the state of Maryland as its newest class of Clark Scholars.

Funding Renewed for Research on Ventilator Alternative

“Third lung” approach transfers oxygen through the abdomen.

A “Lint Roller” for Moon Dust

UMD researchers are creating a portable device that astronauts can use to get rid of clingy moon dust.

Srivastava is a co-general chair of 2024 IEEE HOST Symposium

HOST is the premier symposium that facilitates the rapid growth of hardware-based security research and development.

Making Engineering Make 'Cents' to Teens

Rising Ninth-Graders Build, Race Carts From Kits Developed by Faculty and Staff and K–12 Teachers

24 Teams Present at BIOE Capstone Competition Including First BCE Students

On May 8, 2023, 24 teams presented novel designs at the BIOE Capstone Design Competition.

Giving back: New solar panels support a local urban farm

Clark School staff, students and faculty help historic Silver Spring produce farm become more sustainable.

Alum Sidiropoulos receives three IEEE Signal Processing Society awards

The former student of John Baras won the SPS Claude Shannon-Harry Nyquist Technical Achievement Award, the Best Paper Award, and the Donald G. Fink Overview Paper Award.

Convocation to Honor Faculty, Staff Accomplishments

Four Maryland Engineers among awardees from across campus

Davis Named Distinguished Scholar-Teacher

Recognition honors excellence in research and teaching.

Young minds take on STEM challenges

STEM Summer Camp held at the SMART building and MATRIX lab

Maryland Engineering Mourns Matthew Witczak, Professor Emeritus

A former civil and environmental engineering chair, Witczak built the department’s pavement engineering curriculum.

5G security test bed for commercial 5G networks launched

It is the latest step the industry has taken to make 5G the most secure network ever.

UMD Engineers Help Pioneer New Treatment for Respiratory Failure

NSF awards $3.6 million to support “third lung” research.

Niemeier Elected to American Philosophical Society

UMD professor joins select group of thought leaders.

Eric Marksz Awarded Charles A. Caramello Distinguished Thesis Award

Marksz will be honored at a virtual ceremony in May.

Data-Driven Research, Pandemic Impact Highlighted at TRB

UMD researchers presented new findings, tools, and technologies, including a COVID-19 Impact Dashboard that leverages mobile device data.

J. Gary Eden Inducted Into Innovation Hall of Fame

Eden receives IHOF award for inventions contributing to the development and commercialization of micro-plasma technologies and excimer lasers.

UMD Student Wins First Place in AIAA Region I Student Conference Paper Competition

Aerospace engineering senior Charles Flanagan takes first place in Undergraduate Category.

2020 Undergraduate Honors and Awards

Sixty-eight undergraduate students from the A. James Clark School of Engineering were recognized with 2020 Annual Engineering Honors and Awards.

Schwartz to Deliver Monismith Lecture

The annual series honors contributions to bridging geotechnical and pavement engineering.

Flush With Excitement

Clark School students take top prize in Pitch Dingman competition.

Incubator Hatches COVID-19 Solutions

UMD-supported business development facility creating ventilators from breast pumps along with masks, shields to fill need.

Three Clark School Students Win Top Prize in the Hult@UMD Competition

Grody, Sturtevant and Rappaport take top spot with their patent-pending Hydraze solution.

Donald H. Willis Inducted into Innovation Hall of Fame

The Clark School Honors Electrical Engineering Alum Donald H. Willis for Significant Innovative Contributions.

Daring Vision. Lasting Impact.

125 Years of Engineering Excellence at the University of Maryland (1894–2019)

A Greener Alternative to Hot-Mix Asphalt

Green technologies, such as recycled pavement, have the capacity to both lower operating costs for businesses through carbon credits and reduce pollution.

UMD Names Deb Niemeier as Inaugural Clark Distinguished Chair

Niemeier is the first of several endowed Clark Distinguished Chairs to be appointed through the Clark Foundation investment.

Golden Terps Shine at Spring 2019 Commencement

The Clark School honors this year's alumni celebrating the 50th, 55th, 60th, and 70th anniversaries of their University of Maryland graduations.

CECD Celebrates Twenty Years of Research and Education Excellence

The Center for Engineering Concepts Development celebrated its distinguished history and decades of accomplishments during their 20th Anniversary and Middleton Luncheon.

Timothy J. Regan to deliver Kirlin/Whiting-Turner Lecture on April 18

Timothy J. Regan, president and CEO of Whiting-Turner, will share insights gained during his career.


An Expert Gets to the Bottom of Them (and Blows Out a Tire)

Inventor Enjoys Fame in the Hall

Alumnus Chuck Popenoe inducted into the A. James Clark School of Engineering’s Innovation Hall of Fame for inventing SmartBolts®.

Prince George’s County Stormwater Collaboration Taps Recycled Material to Safeguard Chesapeake Bay

The latest from a partnership of University of Maryland researchers, county officials, nonprofits, and private-sector leaders.

Clark School Names Chuck Popenoe 2018 IHOF Inductee

Popenoe is being honored for inventing SmartBolts®

UMD Launches New Labs for Infrastructure Education and Research

The cutting-edge Whiting-Turner Infrastructure Engineering Laboratories total more than 7,000 square feet.

Davis to Serve as Faculty Mentor for NSF-Funded Global STEWARDS Program

The program will recruit and train more than 60 doctoral students. 

Dynamic Futures

An annual event honored the academic achievements of the Clark School's diverse student body.

Oran Elected to American Academy of Arts and Sciences

The American Academy of Arts and Sciences is one of the nation's oldest and most reputable honorary societies.

Outstanding Microscopist and Teacher Honored with Fellowship

Dr. Wen-An Chiou, director of the AIM Lab, selected as Microscopy Society of America Fellow

Maryland researchers awarded DARPA cooperative agreement to develop robotic swarm strategies

Maryland's is among the first “core swarm sprints” projects awarded in DARPA’s OFFensive Swarm-Enabled Tactics (OFFSET) program.

UMD Alumna Preserves American Icons

Merdon has overseen more than $11 billion in construction projects and programs over her 30-year career.

CEE Experts Active at TRB 97th Annual Meeting

Faculty, staff, and students gave more than 50 presentations during the four-day event.

MSE Alumnus Charles M. Gilmore Remembered

Dr. Gilmore (UMD '71) passed on October 9 of this year.

Relive Totality With Clark School Images, Videos

View landscapes and research operations at three locations.

Watch the Clark School's Total Eclipse Live Stream at 2:40 p.m.

The UAS Test Site will stream from South Carolina.

Flocks and Form

P. S. Krishnaprasad and alumnus Matteo Mischiati devise a new fiber bundle structure to describe the changing forms of flocks and underlying kinematic modes.

Transportation@Maryland Workshop Promotes Multi-Disciplinary Collaboration on Future Mobility Systems

Participants included researchers from 10 colleges and 15 research centers.

University of Maryland Center for Orbital Debris Education and Research Announces Keynotes & Event Sponsor OrionAST

OrionAST sponsors second workshop to connect academia, industry and government to address critical issues in orbital debris policy, management and mitigation. 

Communicating Across Unmanned Aircraft Systems in a Disaster

UMD Tests Communications Systems in Real Time with First Responders

Bentley Named Distinguished University Professor

Fischell Dept. of Bioengineering founding chair recognized with university's highest academic honor conferred upon faculty.

U.S. Secretary of Transportation Anthony Foxx Headlines University of Maryland Transportation Summit

The National Transportation Center at Maryland hosts nearly 200 transportation experts for innovation and policy summit.

UMD Invention of the Year Nominees Push Boundaries in Health, Energy, and Security

Campus inventors to be honored at Celebration of Innovation and Partnerships

Zhang Named Rabin Distinguished Professor

CEE Associate Professor and NTC@Maryland Director recognized for influential scientific and scholarly work. 

Hubbard Elected to the National Academy of Engineering

Joins 23 other Clark-affiliated faculty

Hubbard Named SPIE 2016 Smart Structures and Materials Lifetime Achievement Award Recipient

Aerospace Engineering Professor recognized for contributions to the field of smart structures and materials.

UMD National Transportation Center Awarded $4.5 Million Department of Energy Grant

NTC@Maryland to develop technology to deliver personalized, real-time travel information to users and incentivize energy-efficient travel.

CEE Launches Infrastructure Engineering Laboratories Renovation Initiative

CEE to redesign virtual and physical infrastructure engineering laboratories.

UMD Center for Disaster Resilience Leads Efforts to Create a National Resilience Scorecard

CEE researchers host "Building Blocks for a National Resilience Scorecard" workshop.

Mechanical Engineering Clinches 2015 Alumni Cup Title

Student teams conquer light bulb challenge at 4th annual competition.

Forbes Receives APS 2015 George E. Duvall Shock Compression Science Award

Mechanical Engineering Visiting Professor Jerry Forbes Receives APS 2015 George E. Duvall Shock Compression Science Award.

Whiting-Turner Selected for Major Project at National Harbor

Clark School corporate partner to build $1B casino-resort at National Harbor.

Inaugural Project Management Symposium Draws Capacity Crowd

More than 250 project management professionals gathered at the University of Maryland June 9-10 for the inaugural Project Management Symposium.

Alumnus and Whiting-Turner CEO Regan to Speak at Spring Commencement

Civil Engineering alumnus to speak at address Clark School graduates.

Maryland Industrial Partnerships Program Awards $4.1 Million to 15 Maryland Industry/Academic Teams to Develop Technology Products

Green technologies, oyster farming, Chesapeake Bay-saving and medical inventions dominate the funding round.

Clark School Alumnus Regan Named CEO of Whiting-Turner

Civil engineering graduate to lead Baltimore-based contracting company.

Schwartz Appointed Chair of Department of Civil and Environmental Engineering

University of Maryland professor will begin new role in early January.

Bar-Cohen Receives 2014 IEEE Components, Packaging and Manufacturing Technology Field Award

Mechanical Engineering professor recognized for pioneering contributions to thermal packaging of electronic components.

M-CERSI Day Highlights Regulatory Science

Second annual showcase event held by University of Maryland's Center of Excellence in Regulatory Science and Innovation.

UMD's Mote Elected NAE President

Former President and Clark School Professor Named President of National Academy of Engineering.

Clark School Celebrates Students, Honors Alumni and Faculty at Spring 2013 Commencement

More than 860 engineering students received diplomas at May 20 ceremony.

X-51A Waverider Achieves Hypersonic Breakthrough

Clark School professor and alumni fuel breakthrough success on final X-51A Waverider flight

High-Flying Technology to Be Recognized

Alumnus Ashish Bagai to be inducted into Clark School Innovation Hall of Fame for work on Sikorsky X2TD Demonstrator.

Mote Nominated to be Next NAE President

Clark School professor, former UMD president would lead National Academy of Engineering beginning July 2013.

Stephens to Speak at UMD Commencement

Civil engineering major and Engineers Without Borders volunteer HK Stephens to participate in May 20 ceremony.

Clark School Faculty Team Wins a UMD Invention of the Year Award

Their novel "natural timestamp" improves security and editing of audio, visual recordings.

Institute for Systems Research Hosts Iraqis

Delegation seeks partnerships, information on American universities.

Students Construct Water System for Burkina Faso Health Clinic

Engineers Without Borders chapter installs solar-powered filtration and distribution system for clean water.

Student Recognized for Academic and Service Achievements

Aerospace engineering's Matthew Marcus wins Phi Kappa Phi Foundation's Shirley C. Sorensen Academic Excellence Award.

Hoyer Honors UM Solar Decathlon Team

Praise for team entered into the Congressional Record.

System Failure Averted

Engineer who revolutionized prognostics for electronics systems is inducted into Clark School's Innovation Hall of Fame.

UMD, NIST Expand Alliance

Partnership supports students, faculty and postdoc research in nanobiotechnology, cybersecurity, computing, and sensors.

UMD Cybersecurity Center Launch Event Set for Dec. 9

Event will feature keynote by Former Director of National Intelligence Mike McConnell.

Sirius Co-Founder to be Honored

Alumnus Briskman newest Innovation Hall of Fame honoree.

BioE, FDA Offer Summer Research Experiences for Undergrads

New partnership expands program, places students in federal labs.

Faculty News Roundup

Clark School faculty promotions, moves announced.

NIST Awards UM $15.5 Million in Fellowships

Program to benefit Clark School undergraduate and graduate students, research programs.

Rubloff Team Wins $2.8M Army Grant

Funds support design of nano-tech coherent dielectric barriers for quantum computing.

Pati Inducted into Innovation Hall of Fame

Alumnus celebrated for his influence on today's electronic devices.

Like to Surf or Game by Mobile Device?

White Symposium to discuss how electronic devices influence modern life.

Staff Honored for Clark School/UM Service

Thirteen staff members recognized for "milestone" service.

Clark School Sweeps OTC Awards

Thin battery, nano-velcro and key exchange system named top UM inventions.

Honor for Hybrid Power System Inventor

Alex Severinsky is 2008 Clark School Innovation Hall of Fame inductee.

Takeuchi Selected for Special NAE Symposium

"Frontiers of Engineering" targets exceptional young engineers.

Experts Explore Environmental Engineering

White Symposium speakers outline characteristics of great engineers and programs.

Clark School Honors Innovator Krizek

CivE alumnus inducted into Innovation Hall of Fame for geotechnical engineering work.

Experts to Discuss Protecting Marine Environments

Oct. 4 event will explore geotechnical engineering and protecting natural resources.

ECE Professor Introduces New "Desktop Supercomputing"

Uzi Vishkin's group develops first easy-to-program parallel processing supercomputer prototype.

Clark School Donors Exceed $100M Milestone

Dean cites need for "10,000 gifts" to reach $185M Great Expectations goal.

Nuclear Program Founder Dies

Dick Duffey, university alum and professor, founded campus nuclear engineering program, reactor.

Major Explosives Center Development Begins

Southern Maryland facility is expected to open in 2009.

Clark School Honors Innovator Laroia

Electrical engineering alumnus inducted into Innovation Hall of Fame for telecommunications inventions.

Renowned Telecom Experts to Deliver White Symposium

October 16 event will feature Barry West, Andrew Viterbi and Rajiv Laroia.

Clark School Center to Expand Energetics Research in Southern Maryland

The Clark School's Center for Energetic Concepts Development (CECD) will play a major role in a new initiative in southern Maryland to develop the field of energetics.

Pioneering MTECH Celebrates 20 Years Linking the Clark School and Business

This week the Maryland Technology Enterprise Institute (MTECH) celebrated its 20th anniversary and was honored for its pioneering and ever-growing services that link Clark School capabilities and the needs of the business world. The celebration was held in the new Jeong H. Kim Engineering Building.

Miller, Plummer To Be Inducted Into Clark School Innovation Hall of Fame

Engineering alumni Edward A. Miller, ’50, and James W. Plummer, ’53, will be inducted into the Clark School’s Innovation Hall of Fame on September 19, when the exhibit moves to its new home in the Kim Engineering Building.

Satellite Pioneers Miller, '50, and Plummer, '53, 2005 Draper Prize Winners

Two Clark School alumni have received one of the world's preeminent awards in engineering for their pioneering work in the top-secret Corona Project.

Dr. Hani Mahmassani receives the 2004 Frank M. Masters Transportation Engineering Award

Dr. Hani Mahmassani selected as the recipient of the 2004 Frank M. Masters Transportation Engineering Award.

From the Dean, April 2003

News from Dean Nariman Farvardin.

From the Dean, March 2003

News from Dean Nariman Farvardin.

Clark School Accomplishments in Fall 2002

A list of Clark school accomplishments for Fall 2002, with an introduction by Dean Nariman Farvardin.

Mahmassani Joins the Clark School of Engineering

Professor Hani S. Mahmassani joins the Clark School as the Charles A. Irish Sr. Chair in Civil Engineering, and director of the newly formed Maryland Transportation Initiative.

Clark School Accomplishments in Summer 2002

A list of Clark school accomplishments for Summer 2002, with an introduction by Dean Nariman Farvardin.