Results 121 to 130 of about 7,711 (265)

Powder-Collection System for Ultrasonic/Sonic Drill/Corer [PDF]

open access: yes
A system for collecting samples of powdered rock has been devised for use in conjunction with an ultrasonic/sonic drill/corer (USDC) -- a lightweight, lowpower apparatus designed to cut into, and acquire samples of, rock or other hard material for ...
Bao, Xiaoqi   +5 more
core   +1 more source

Spartan Daily, October 7, 1941 [PDF]

open access: yes, 1940
Volume 30, Issue 9https://scholarworks.sjsu.edu/spartandaily/3329/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +3 more sources

THE INTERPRETATION OF SEAT FACILITY’S FORM AND FUNCTION IN KARMAWIBHANGGA RELIEF OF BOROBUDUR TEMPLE [PDF]

open access: yes, 2017
The paper entitled “The interpretation of seat facility’s form and function in Karmawibhangga Relief of Borobudur Temple” was the result of the 1st stage of Competitive Grant Research entitled “The Development of Javanese Furniture Form as the Attempt of
Kusmadi, Kusmadi   +2 more
core  

Compressibilidade de um Argissolo Vermelho-Amarelo trafegado e escarificado Compressibility of a trafficked and chiseled Alfisol

open access: yesCiência Rural, 2012
O tráfego de máquinas agrícolas é considerado uma das principais fontes da compactação do solo. Uma prática utilizada para minimizar os efeitos da compactação é a escarificação, porém a haste escarificadora pode causar compactação subsuperficial.
Eduardo Saldanha Vogelmann   +5 more
doaj  

Foldable Instrumented Bits for Ultrasonic/Sonic Penetrators [PDF]

open access: yes
Long tool bits are undergoing development that can be stowed compactly until used as rock- or ground-penetrating probes actuated by ultrasonic/sonic mechanisms. These bits are designed to be folded or rolled into compact form for transport to exploration
Badescu, Mircea   +5 more
core   +1 more source

Spartan Daily, May 6, 1937 [PDF]

open access: yes, 1935
Volume 25, Issue 128https://scholarworks.sjsu.edu/spartandaily/2612/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +3 more sources

AN ECONOMIC AND RISK ANALYSIS OF THE EFFECTS OF TILLAGE AND NITROGEN SOURCE ON SOIL CARBON SEQUESTRATION IN CORN PRODUCTION [PDF]

open access: yes
The economic potential of no-tillage versus conventional tillage to sequester soil carbon using either commercial nitrogen or manure for continuous corn production is evaluated. Results indicate which system provides the highest net returns, which system
Boyles, Scott B.   +4 more
core   +1 more source

The Institutionalist Implications of an Odious Debt Doctrine [PDF]

open access: yes, 2007
Sovereigns incur debts, and creditors look to the law to hold sovereigns to their obligations. In legal terms, the question is whether to recognize and define an odious debt defense through a treaty or national legislative acts, on the one hand, or ...
Stephan, Paul B.
core   +1 more source

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