نتایج جستجو برای: c02
تعداد نتایج: 915 فیلتر نتایج به سال:
Three months old plants of the Chinese tung-oil tree Aleurites montana were cultivated for 4 months in air containing an increased amount of 700 ppm C 0 2. During the exposure to 700 ppm C 0 2 the plants exhibited a considerably stronger growth (30-40% ) in compari son to the control plants (grown in normal air). In these C02-plants during the entire analyz ing period the amount of soluble pr...
The coordination of the electronic ground states of Fe+ (6D) and FeO+ (6x+) has been investigated in the gas phase with the inorganic molecules H2, HD, D2, H20, CO, NO, N2, 02, C02, N02, and N20. Reaction rate coefficients and product distributions were measured with the Selected-Ion Flow Tube (SIFT) technique operating at 294 f 3 K and a helium buffer-gas pressure of 0.35 f 0.01 Torr. Except w...
OCV-C02 is a peptide vaccine consisting of two peptide epitopes derived from ring finger protein 43 (RNF43) and translocase of outer mitochondrial membrane 34 (TOMM34). This Phase 1 study assessed the safety, preliminary efficacy and immunological responses following OCV-C02 administration in patients with advanced or relapsed colorectal cancer who were intolerant or refractory to standard chem...
The development of a low temperature storage cabinet for the preservation of viruses and other infectious agents some years ago (Horsfall, 1940) led to the use of similar solid C02 cabinets in numerous laboratories. The original cabinet has been in continuous operation for more than 11 years, and others more or less like it have been operating for almost as long. Despite the generally satisfact...
We report exploratory experiments simulating gas-driven eruptions using the C02H20 system at room temperature as an analog of natural eruptive systems. The experimental apparatus consists of a test cell and a large tank. Initially, up to 1.0 wt % of C02 is dissolved in liquid water under a pressure of up to 735 kPa in the test cell. The experiment is initiated by suddenly reducing the pressure ...
Es t ima te s of increases in future agricultural production in response to increases in carbon dioxide (C02) concentrations in the atmosphere are often based on the beneficial physiological effect of C02 enrichment on plant growth, especially in Ca plants. However, these estimates fail to consider the negative impact of ozone (03) air pollution on crop production. Increases in tropospheric con...
In some microorganisms C02 can be replaced successfully as a growth factor by certain dicarboxylic acids which enter the Krebs cycle (Lwoff and Monod, 1946; Ajl and Werkman, 1948). Other microorganisms require C02 for growth even when cultivated on rather complex media (Steinman, et al., 1954; Mueller and Einton, 1941), and the biochemical basis for this need has remained obscure. In the course...
Temperature-programmed desorption (TPD) results after chemisorption of carbon monoxide (CO) and carbon dioxide (CO,) on polycrystalline graphite are presented. CO adsorbs onto graphite with a very low sticking coefficient. After CO Chemisorption, CO (mass 28 amu) desorbs in two temperature regions, between 400 and 700 K and between 1000 and 1300 K, and COz (mass 44 amu) desorbs below 950 K. The...
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