Search Results - "Klett, James"

The role of precursor modification on the production of graphite foam by Klett, James W.

“…A high-conductivity graphite foam developed at Oak Ridge National Laboratory (ORNL) exhibits properties indicative of highly graphitic structure. Similar to…”
Get full text

Annual Mean Arctic Amplification 1970–2020: Observed and Simulated by CMIP6 Climate Models by Chylek, Petr, Folland, Chris, Klett, James D., Wang, Muyin, Hengartner, Nick, Lesins, Glen, Dubey, Manvendra K.

“…While the annual mean Arctic Amplification (AA) index varied between two and three during the 1970–2000 period, it reached values exceeding four during the…”
Get full text

CMIP5 Climate Models Overestimate Cooling by Volcanic Aerosols by Chylek, Petr, Folland, Chris, Klett, James D., Dubey, Manvendra K.

“…We compare projections of the observed hemispherical mean surface temperature (HadCRUT4.6.0.0) and the ensemble mean of CMIP5 climate models' simulations on a…”
Get full text

The Atlantic Multidecadal Oscillation as a dominant factor of oceanic influence on climate by Chylek, Petr, Klett, James D., Lesins, Glen, Dubey, Manvendra K., Hengartner, Nicolas

“…A multiple linear regression analysis of global annual mean near‐surface air temperature (1900–2012) using the known radiative forcing and the El Niño–Southern…”
Get full text

The role of Atlantic Multi-decadal Oscillation in the global mean temperature variability by Chylek, Petr, Klett, James D., Dubey, Manvendra K., Hengartner, Nicolas

“…The global mean 1900–2015 warming simulated by 42 Coupled Models Inter-comparison Project, phase 5 (CMIP5) climate models varies between 0.58 and 1.70 °C. The…”
Get full text

Design, additive manufacturing, and performance of heat exchanger with a novel flow-path architecture by Sabau, Adrian S., Bejan, Adrian, Brownell, David, Gluesenkamp, Kyle, Murphy, Bart, List, Fred, Carver, Keith, Schaich, Charles R., Klett, James W.

“…•A novel heat exchanger architecture was proposed, fabricated, and twenty one tests conducted.•Fluid pathway through the heat exchanger changes from tube-flow…”
Get full text

Converting PBO fibers into carbon fibers by ultrafast carbonization by Zhang, Liwen, Kowalik, Małgorzata, Gao, Zan, Ashraf, Chowdhury M., Rajabpour, Siavash, Bumgardner, Clifton, Schwab, Yosyp, Damirchi, Behzad, Zhu, Jiadeng, Akbarian, Dooman, Klett, James W., van Duin, Adri C.T., Li, Xiaodong

“…We report an ultrafast transformation of poly(p-phenylene-2,6-benzobisoxazole) (PBO) fibers into carbon fibers (CFs) by direct carbonization that eliminates…”
Get full text

Unveiling Carbon Ring Structure Formation Mechanisms in Polyacrylonitrile-Derived Carbon Fibers by Zhu, Jiadeng, Gao, Zan, Kowalik, Malgorzata, Joshi, Kaushik, Ashraf, Chowdhury M, Arefev, Mikhail I, Schwab, Yosyp, Bumgardner, Clifton, Brown, Kenneth, Burden, Diana Elizabeth, Zhang, Liwen, Klett, James W, Zhigilei, Leonid V, van Duin, Adri C. T, Li, Xiaodong

“…As the demand for electric vehicles (EVs) and autonomous vehicles (AVs) rapidly grows, lower-cost, lighter, and stronger carbon fibers (CFs) are urgently…”
Get full text

Why Does the Ensemble Mean of CMIP6 Models Simulate Arctic Temperature More Accurately Than Global Temperature? by Chylek, Petr, Folland, Chris K., Klett, James D., Wang, Muyin, Lesins, Glen, Dubey, Manvendra K.

“…An accurate simulation and projection of future warming are needed for a proper policy response to expected climate change. We examine the simulations of the…”
Get full text

Arctic Amplification in the Community Earth System Models (CESM1 and CESM2) by Chylek, Petr, Folland, Chris, Klett, James D., Lesins, Glen, Dubey, Manvendra K.

“…We compare the Arctic amplification (AA) produced by the two Community Earth System Models CESM1 and CESM2, members of the CEMIP5 (Coupled Models…”
Get full text

Novel evaporator architecture with entrance-length crossflow-paths for supercritical Organic Rankine Cycles by Sabau, Adrian S., Nejad, Ali H., Klett, James W., Bejan, Adrian, Ekici, Kivanc

“…•Introduced new multi-scale heat exchangers based on thermal entrance length flow paths.•Estimated the cost of newly designed heat exchangers by considering…”
Get full text

Indirect Aerosol Effect Increases CMIP5 Models’ Projected Arctic Warming by Chylek, Petr, Vogelsang, Timothy J., Klett, James D., Hengartner, Nicholas, Higdon, Dave, Lesins, Glen, Dubey, Manvendra K.

“…Phase 5 of the Coupled Model Intercomparison Project (CMIP5) climate models’ projections of the 2014–2100 Arctic warming under radiative forcing from…”
Get full text

Carbon foams for thermal management by Gallego, Nidia C, Klett, James W

“…A unique process for the fabrication of high-thermal-conductivity carbon foam was developed at Oak Ridge National Laboratory (ORNL). This process does not…”
Get full text

High Values of the Arctic Amplification in the Early Decades of the 21st Century: Causes of Discrepancy by CMIP6 Models Between Observation and Simulation by Chylek, Petr, Folland, Chris K., Klett, James D., Wang, Muyin, Lesins, Glen, Dubey, Manvendra K.

“…Arctic Amplification (AA) in the first decade of the 21st century has reached values between 4 and 5, with a subsequent decrease to current values of about…”
Get full text

Container Type Affects Root Development of Chanticleer® Pear (Pyrus calleryana ‘Glen’s Form’) During Landscape Establishment by Stoven O’Connor, Alison, Klett, James, Koski, Anthony

“…While there are many advantages to producing woody plants in the industry-standard black plastic (BP) container, circling and girdling roots on plants grown in…”
Get full text

Observed and Projected Precipitation Changes over the Nine US Climate Regions by Chylek, Petr, Dubey, Manvendra, Hengartner, Nicholas, Klett, James

“…We analyze the past (1900–2015) temperature and precipitation changes in nine separate US climate regions. We find that the temperature increased in a…”
Get full text

Evaluation of the electrochemical stability of graphite foams as current collectors for lead acid batteries by Jang, Young-Il, Dudney, Nancy J., Tiegs, Terry N., Klett, James W.

“…Graphite foams with high electrical and thermal conductivities, good mechanical strength, and low mass have been synthesized and evaluated as possible current…”
Get full text

Alumina‐based filters made via binder jet 3D printing of alumina powder, colloidal silica infiltration, and sintering by Cramer, Corson L., Armstrong, Beth L., Trofimov, Artem A., Wang, Peter L., Siddel, Derek H., Wang, Hsin, Cakmak, Ercan, Klett, James W., Elliott, Amy M.

“…Alumina‐based, porous filter media was made via a binder jet 3D printing process consisting of an alumina powder printing step with subsequent heating,…”
Get full text

Daily mean temperature estimate at the US SURFRAD stations as an average of the maximum and minimum temperatures by Chylek, Petr, Augustine, John A., Klett, James D., Lesins, Glen, Dubey, Manvendra K.

“…At thousands of stations worldwide, the mean daily surface air temperature is estimated as a mean of the daily maximum ( T max ) and minimum ( T min )…”
Get full text

Moisture Content of Extensive Green Roof Substrate and Growth Response of 15 Temperate Plant Species during Dry Down by Bousselot, Jennifer M, Klett, James E, Koski, Ronda D

“…Success of extensive green roof vegetation depends primarily on associated plant species' ability to survive the low moisture content of the substrate. As a…”
Get full text