Skip to main content

‘Josh Caldwell’

“Mid- to Far-Infrared Anisotropic Dielectric Function of HfS2 and HfSe2” published in Advanced Optical Materials, selected as a VINSE Spotlight Publication

Nov. 28, 2022—About the author: Ryan Kowalski is a fourth-year graduate student pursuing a PhD in Interdisciplinary Materials Science under the direction Dr. Josh Caldwell. Using infrared spectroscopy, the Caldwell group investigates the optical properties of semiconductor materials for optoelectronic devices. Ryan’s recent publication in Advanced Optical Materials characterizes the anisotropic dielectric functions of 2D van der...

Read more


VINSE recognizes faculty accomplishments in 16th annual fall faculty celebration

Sep. 27, 2022—Please join in welcoming new members of the VINSE community and congratulate the VINSE faculty on recent accomplishments and promotions. WELCOME De-en Jiang  |  Megan Dernberger  |  Jamie Kuntz  |  Benjamin Schmidt FACULTY PROMOTIONS We celebrate the recent promotions of the following faculty: Endowed Chairs John T. Wilson – named Chancellor Faculty Fellow Promotion & Tenure Joshua D. Caldwell –...

Read more


Caldwell awarded Chancellor’s Award for Research

Sep. 2, 2022—Congratulations to Josh Caldwell for being awarded the Chancellor’s Award for Research in 2022! The Chancellor’s Award for Research recognizes excellence in works of research, scholarship or creative expression published or presented in the last three calendar years. Josh Caldwell, Flowers Family Chancellor Faculty Fellow and professor of mechanical engineering, and Bennett Landman, professor and chair of electrical and computer...

Read more


Ryan Kowalski awarded NASA Space Technology Graduate Student Research Opportunity

Aug. 30, 2022—Ryan Kowalski, a 4th year graduate student in the Interdisciplinary Materials Science program, was awarded a fellowship by the NASA Space Technology Graduate Research Opportunity (NSTGRO) in June 2022. Ryan, a member of the Caldwell Lab, received the award for his work on identifying the origins of single-photon emitting defects in semiconductor materials. With the...

Read more


VINSE to recognize faculty accomplishments at 16th annual Fall Faculty Celebration

Aug. 26, 2022—The 16th annual Fall Faculty Celebration will be held on September 26th. At the event, which is by invitation only, VINSE will recognize the accomplishments of our community, celebrate faculty promotions, and welcome new VINSE members.  

Read more


Research Snapshot: Breakthrough measurements/theory of vibrating atoms in nanostructures ushers in new class of technology

Jan. 27, 2022—Vanderbilt researchers Sokrates Pantelides and Joshua Caldwell are part of an international collaboration that has demonstrated a new way to manipulate and measure subtle atomic vibrations in nanomaterials. This breakthrough could make it possible to develop customized functionalities to improve on and build new technologies.  Sokrates Pantelides  Joshua Caldwell  Electron beams in powerful microscopes have probed materials and nanostructures with atomic-scale resolution, imaged the atomic arrangements and, in combination with...

Read more


Spotlight Publication: “Deterministic inverse design of Tamm plasmon thermal emitters with multi-resonant control” published in Nature Materials

Jan. 7, 2022—“Deterministic inverse design of Tamm plasmon thermal emitters with multi-resonant control” published in Nature Materials has been selected as a VINSE spotlight publication. About the author: Mingze He is currently a Ph.D. student in Mechanical Engineering under the direction of Dr. Joshua Caldwell. Mingze’s research focuses on engineering the mid-infrared light for bio-sensing and light...

Read more


VINSE recognizes faculty accomplishments in annual fall faculty celebration

Sep. 15, 2021—Join in welcoming new members of our community, recognizing the accomplishments of our community, and celebrating faculty promotions. WELCOME Michael J. Valenti & Christina L. McGahan FACULTY PROMOTIONS We celebrate the recent promotions of the following faculty: Endowed Chairs Craig L. Duvall – named Cornelius Vanderbilt Chair Joshua D. Caldwell – named Flowers Family Chancellor...

Read more


Spotlight Publication: “Filterless Nondispersive Infrared Sensing Using Narrowband Infrared Emitting Metamaterials” in ACS Photonics

Aug. 1, 2021—“Filterless Nondispersive Infrared Sensing Using Narrowband Infrared Emitting Metamaterials” published in ACS Photonics has been selected as a VINSE spotlight publication. About the author:  Alyssa was an VINSE NSF REU fellow studying in the Caldwell Lab in 2019. In recently published work, she and her first co-author, Ryan Nolen, a former Ph.D. student working in...

Read more


Josh Caldwell named director of Interdisciplinary Materials Science

Jul. 8, 2021—We are pleased to announce that Professor Josh Caldwell has agreed to serve as the new Director of the Interdisciplinary Materials Science graduate program starting July 1, 2021, for a three year term. Prof. Caldwell will concurrently serve as the program’s Director of Graduate Studies (DGS). The IMS graduate program is poised to grow during...

Read more