Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Meng-Ping Chang"'
Autor:
Meng-Ping Chang, 張夢萍
102
This action research project explores the use of learning communities with cooperative learning strategies for mathematical problem solving, as well as the processes that students follow for mathematics problem solving. The researcher applie
This action research project explores the use of learning communities with cooperative learning strategies for mathematical problem solving, as well as the processes that students follow for mathematics problem solving. The researcher applie
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/23626298582144566743
Autor:
R. K. Fettig, K. Ray, D. Franz, Carl A. Kotecki, G. Hu, Brian Welch, Samuel H. Moseley, Dan Kelly, Timothy M. Miller, Devin E. Burns, Anna Carter, Mary Li, Kyowon Kim, S. Rodriguez, Matthew A. Greenhouse, Alexander Kutyrev, R. P. Brekosky, F. Wang, Meng-Ping Chang, N. P. Costen, E. Aguayo, Stephan R. McCandliss, L. H. Oh
Publikováno v:
Journal of Microelectromechanical Systems. 29:1079-1082
After developing a magnetically actuated microshutter array sub-system, which acts as a field object selector for the James Webb Space Telescope (JWST), our team at the NASA Goddard Space Flight Center (GSFC) focused on the development of electrostat
Autor:
Jay Chervenak, F. M. Finkbeiner, Stephen J. Smith, S. Beaumont, Simon R. Bandler, Megan E. Eckart, Joseph S. Adams, F. S. Porter, A. R. Miniussi, Caroline A. Kilbourne, Kazuhiro Sakai, Meng-Ping Chang, Edward J. Wassell, R. L. Kelley, N. A. Wakeham, Jong Yoon Ha, R. Hummatov, Aaron M. Datesman, John E. Sadleir
Publikováno v:
Journal of Low Temperature Physics. 200:192-199
The measured noise in Mo/Au transition-edge sensor (TES) microcalorimeters produced at NASA has recently been shown to be well described by a two-body electro-thermal model with a finite thermal conductance between the X-ray absorber and the TES. In
Autor:
Kyowon Kim, Ming Ke, Matthew A. Greenhouse, Alexander S. Kutyrev, Rainer Fettig, Stephan R. McCandliss, Carl A. Kotecki, Regis P. Brekosky, Gang Hu, Beth M. Paquette, Timothy M. Miller, Frederick H. Wang, Nicholas P. Costen, Samelys Rodriguez, Vorachai Kluengpho, Knute A. Ray, Eduardo J. Aguayo, Kenneth M. Simms, Meng-Ping Chang
Publikováno v:
2022 IEEE 35th International Conference on Micro Electro Mechanical Systems Conference (MEMS).
Autor:
Carl A. Kotecki, Ming Ke, Knute Ray, F. Wang, Alexander Kutyrev, Meng-Ping Chang, Stephan R. McCandliss, Beth Paquette, Rainer K. Fettig, Regis P. Brekosky, Nick Costen, Gang Hu, Matthew A. Greenhouse, Kyowon Kim
Publikováno v:
UV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XXII.
We are presenting the result of the microshutter arrays for multi-object spectroscopy. Microshutter arrays are MEMS technology devices that are 2D programmable field masks for object selection in the sparsely populated fields. This next generation mi
Autor:
Nick Costen, Gang Hu, Matthew A. Greenhouse, Regis P. Brekosky, Mary J. Li, Carl A. Kotecki, Stephan R. McCandliss, Ari D. Brown, Kyowon Kim, F. Wang, Meng-Ping Chang, Alexander Kutyrev, Ed J. Aguayo
Publikováno v:
NEMS
We present the first space flight use of the electrostatically actuated Next Generation MicroShutter Array systems (NGMSA) as multiple celestial object selectors developed for NASA space telescope missions at the NASA Goddard Space Flight Center. The
Autor:
Meng-Ping Chang, N. P. Costen, N. S. DeNigris, Stephen J. Smith, Megan E. Eckart, Jong Yoon Ha, Caroline A. Kilbourne, Jay Chervenak, Simon R. Bandler
Publikováno v:
Journal of Low Temperature Physics. 193:687-694
The X-ray integral field unit (X-IFU) is a cryogenic spectrometer for the Advanced Telescope for High ENergy Astrophysics (ATHENA). ATHENA is a planned next-generation space-based X-ray observatory with capabilities that surpass the spectral resoluti
Autor:
Meng-Ping Chang, Nicholas A. Wakeham, Antoine R. Miniussi, Audrey J. Ewin, Megan E. Eckart, Fred M. Finkbeiner, Kazuhiro Sakai, Aaron M. Datesman, Frederick S. Porter, Joseph S. Adams, Gabriele L. Betancourt-Martinez, Richard L. Kelley, Edward J. Wassell, Caroline A. Kilbourne, Stephen J. Smith, Meng P. Chiao, Simon R. Bandler, James A. Chervenak, Jong Yoon Ha, John E. Sadleir, Wonsik Yoon
Publikováno v:
IEEE Transactions on Applied Superconductivity. 27:1-5
For future X-ray astrophysics missions, X-ray microcalorimeters can be optimized with different properties in different regions of the focal plane. This approach has the potential to improve microcalorimeter instrument capabilities with efficient use
Autor:
John E. Sadleir, Kazuhiro Sakai, Edward J. Wassell, Frederick S. Porter, Joseph S. Adams, Simon R. Bandler, Gabriele L. Betancourt-Martinez, Richard L. Kelley, Meng-Ping Chang, Wonsik Yoon, Jong Yoon Ha, Audrey E. Ewin, Nicholas A. Wakeham, Antoine R. Miniussi, Stephen J. Smith, Elissa H. Williams, Caroline A. Kilbourne, Megan E. Eckart, Fred M. Finkbeiner, Aaron M. Datesman, James A. Chervenak
Publikováno v:
IEEE Transactions on Applied Superconductivity. 27:1-5
We have developed large-format, close-packed X-ray microcalorimeter arrays fabricated on solid substrates, designed to achieve high energy resolution with count rates up to a few hundred counts per second per pixel for X-ray photon energies up to 8 k