Zobrazeno 1 - 10
of 102
pro vyhledávání: '"Paul M. Whitmore"'
Autor:
Phenix, Alan
Publikováno v:
Studies in Conservation, 2004 Jan 01. 49(4), 286-287.
Externí odkaz:
https://www.jstor.org/stable/25487706
Publikováno v:
Science of Tsunami Hazards, Vol 20, Iss 4, Pp 216-221 (2002)
The remote control of real time derivation of earthquake location and magnitude and the issuance of tsunami and earthquake bulletins was done using off-the-shelf remote control software and hardware. Such remote operation of the West Coast/Alaska Tsu
Externí odkaz:
https://doaj.org/article/0435841a203948c6a34906c72e6d8e90
Publikováno v:
Journal of the American Institute for Conservation. 55:166-175
There are many environmental monitoring challenges in cultural heritage requiring custom measurements that can be performed inconspicuously and viewed remotely. Here a flexible, inexpensive approach to wireless environmental monitoring is demonstrate
Publikováno v:
Sensors and Actuators B: Chemical. 186:431-438
Based on the chemical reaction of silver nanoparticles (Ag NPs) with hydrogen sulfide (H 2 S), an optical sensor to detect H 2 S gas at room temperature was designed. Peak intensity of localized surface plasmon resonance (LSPR) absorption of Ag NPs w
Publikováno v:
Cellulose. 20:1099-1108
The long term degradation behavior of cotton, linen, and kozo papers was studied to compare changes to the chemical and physical properties with time. The elemental composition, α-content, β-content, γ-content, and lignin content (K number) of the
Publikováno v:
Journal of the American Institute for Conservation. 48:235-249
The sensitivity of oxidized cellulose to damaging beta-elimination reactions was studied to define safe pH conditions and treatment times beyond which damage from alkaline treatment may occur; whether damage caused by alkaline treatment was affected
Autor:
Timothy Barrett, Joy Mazurek, Jennifer A. Wade, Paul M. Whitmore, Michael Schilling, Catherine H. Stephens
Publikováno v:
Journal of the American Institute for Conservation. 47:201-215
The properties of forty naturally aged papers taken from books dating from 1477 to 1793 were assessed using two indicators of paper condition: degree of polymerization and yellowness index. These data were interrelated with three variables that may i
Autor:
Amanda S. Harper-Leatherman, Camille M. Solbrig, C. Weinberger, S. Haffer, T. Wagner, M. Tiemann, Ryan A. Munden, Mark A. Reed, Keith E. Whitener, Tirandai Hemraj-Benny, Jodi E. Belz, Wilfred Ngwa, Houari Korideck, Robert A. Cormack, Ross Berbeco, Mike Makrigiorgos, Srinivas Sridhar, Rajiv Kumar, Rui Chen, Paul M. Whitmore, Yecheng He, Baofeng Lin, Haizhong Zou, Abigail Freyer, Nancy Ortins Savage
Publikováno v:
Journal of the American Institute for Conservation. 46:199-213
Forty-five optically brightened blackand- white photographic papers from 12 manufacturers spanning 1956-2006 were studied to evaluate the brightener's impact on appearance and its light sensitivity under simulated daylight conditions. The appearance
Autor:
Paul M. Whitmore, Hannah R. Morris
Publikováno v:
Journal of the American Institute for Conservation. 46:215-228
The authors examine the importance of visualizing the color changes of colorants exposed to visible light, and use this information to create a "virtually faded" art object. The color informa- tion collected during lightfastness measurement (as CIE L