America's perfect storm: Three forces changing our nation's future.

I Kirsch, H Braun, K Yamamoto, A Sum - Educational Testing Service, 2007 - ERIC
The authors offer the image of our nation as a nautical convoy. Some boats are large, well
built, and able to ride out the heaviest of turbulent seas. Others are smaller, but still quite sturdy…

[HTML][HTML] High energy density rechargeable magnesium battery using earth-abundant and non-toxic elements

…, Y Koyama, T Mori, M Hattori, K Yamamoto… - Scientific reports, 2014 - nature.com
Rechargeable magnesium batteries are poised to be viable candidates for large-scale
energy storage devices in smart grid communities and electric vehicles. However, the energy …

Literacy and health in America. Policy information report.

R Rudd, I Kirsch, K Yamamoto - Educational Testing Service, 2004 - ERIC
… It is against this backdrop that Rima Rudd, Irwin Kirsch, and Kentaro Yamamoto undertook
this study of the literacy of adults that is directly relevant to understanding and navigating …

Hybrid Model of IRT and Latent Class Models.

K Yamamoto - 1989 - ERIC
This study developed a hybrid of item response theory (IRT) models and latent class models,
which combined the strengths of each type of model. The primary motivation for developing …

Partially observed mixtures of IRT models: An extension of the generalized partial-credit model

M Von Davier, K Yamamoto - Applied Psychological …, 2004 - journals.sagepub.com
The generalized partial-credit model (GPCM) is used frequently in educational testing and
in large-scale assessments for analyzing polytomous data. Special cases of the generalized …

Reversible and Fast (De)fluorination of High‐Capacity Cu2O Cathode: One Step Toward Practically Applicable All‐Solid‐State Fluoride‐Ion Battery

D Zhang, K Yamamoto, Y Wang, S Gao… - Advanced Energy …, 2021 - Wiley Online Library
All‐solid‐state fluoride‐ion batteries (FIBs) are regarded as promising energy storage
devices; however, currently proposed cathodes fail to meet the requirements for practical …

Estimating the effects of test length and test time on parameter estimation using the HYBRID model

K Yamamoto - ETS Research Report Series, 1995 - Wiley Online Library
When individuals perform tasks, they differ from each other not only in their ability to perform
the tasks correctly, but also in their speed. Even though the traditional indicator of test …

Stability of a circular tunnel in cohesive-frictional soil subjected to surcharge loading

K Yamamoto, AV Lyamin, DW Wilson, SW Sloan… - Computers and …, 2011 - Elsevier
The stability of circular tunnels in cohesive-frictional soils subjected to surcharge loading has
been investigated theoretically and numerically assuming plane strain conditions. Despite …

Tomographic reconstruction of oxygen orbitals in lithium-rich battery materials

…, B Barbiellini, N Tsuji, N Yabuuchi, K Yamamoto… - Nature, 2021 - nature.com
The electrification of heavy-duty transport and aviation will require new strategies to increase
the energy density of electrode materials 1 , 2 . The use of anionic redox represents one …

[HTML][HTML] Ionic conduction in lithium ion battery composite electrode governs cross-sectional reaction distribution

…, M Katayama, K Chen, T Mori, K Yamamoto… - Scientific reports, 2016 - nature.com
Composite electrodes containing active materials, carbon and binder are widely used in
lithium-ion batteries. Since the electrode reaction occurs preferentially in regions with lower …