نتایج جستجو برای: chemical losses

تعداد نتایج: 439381  

Journal: :Optics letters 2012
Christopher Kang Sharon M Weiss Yurii A Vlasov Solomon Assefa

Photonic crystal slab cavities were investigated for increased light-matter interaction based on selective placement of sublattice hole sized defect holes inside L3 cavities. A multiple-hole defect (MHD) consisting of three defect holes placed in the regions of highest cavity mode field intensity were demonstrated through finite-difference time-domain simulations and experiments to exhibit the ...

2011
Aleks D. Atrens Hal Gurgenci Victor Rudolph

CO2-based Engineered Geothermal Systems (EGS) have been explored from the perspectives of thermodynamic performance, in-reservoir chemical reactivity, and economic viability. Previous works have correctly noted the important role that initial water content in the geothermal reservoir will play in determining the viability of the concept, but have not examined reservoir water content from a quan...

Journal: :Physical review letters 2015
Simon P Rittmeyer Jörg Meyer J Iñaki Juaristi Karsten Reuter

We assess the accuracy of vibrational damping rates of diatomic adsorbates on metal surfaces as calculated within the local-density friction approximation (LDFA). An atoms-in-molecules (AIM) type charge partitioning scheme accounts for intramolecular contributions and overcomes the systematic underestimation of the nonadiabatic losses obtained within the prevalent independent-atom approximation...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Stephanie A Kazane Devin Sok Edward H Cho Maria Loressa Uson Peter Kuhn Peter G Schultz Vaughn V Smider

Antibody conjugates are widely used as diagnostics and imaging reagents. However, many such conjugates suffer losses in sensitivity and specificity due to nonspecific labeling techniques. We have developed methodology to site-specifically conjugate oligonucleotides to antibodies containing a genetically encoded unnatural amino acid with orthogonal chemical reactivity. These oligobody molecules ...

2013
Ndubuisi E. J. Omaghali Volodymyr Tkachenko Antonello Andreone Giancarlo Abbate

We study the presence of dark and bright modes in a planar metamaterial with a double rod unit cell introducing geometric asymmetry in rod lengths. The dark mode displays a Fano-type resonance with a sharp asymmetric profile, rendering it far more sensitive than the bright mode to slight variations of the dielectric environment. This peculiar feature may envisage the possible application of the...

2010
Ortwin Renn Thomas Webler Branden B. Johnson

Introduction Americans increasingly question decisions of professional risk managers. This trend is most apparent in the areas of nuclear, hazardous chemical and solid waste management. Professionals and the general public strongly disagree about the seriousness of many risks'! The professionals use the expected losses per time unit as the major yardstick to evaluate risks. The public is more c...

2014
B. B. Kaliwal

Bovine Mastitis is a common disease entity of dairy cows, accompanied by physical, chemical, pathological and bacteriological changes in milk and glandular tissue (Samad, 2008). It is a harmful disease affecting the dairy industry worldwide and is a matter of great concern for leading milk producing country like India because of the losses incurred due to high morbidity, discarded milk, treatme...

1999
A. V. Kuznetsov N. V. Mikheev

An influence of the magnetized electron positron plasma on the pick-up and loss of the energy and momentum in a process of neutrino propagation is investigated. The total contribution of all crossed processes, ν → νe−e+, νe → νe, νe+ → νe+, νe−e+ → ν, is found for the first time, which appears not to depend on the chemical potential of electron-positron gas. Relatively simple expressions for th...

2010
Priyanth Mehta Mahesh Krishnamurthi Noel Healy Neil F. Baril Justin R. Sparks Pier J. A. Sazio Venkatraman Gopalan John V. Badding Anna C. Peacock

Germanium optical fibers have been fabricated using a high pressure chemical deposition technique to deposit the semiconductor material inside a silica capillary. The amorphous germanium core material has a small percentage of hydrogen that saturates the dangling bonds to reduce absorption loss. Optical transmission measurements were performed to determine the linear losses over a broad mid-inf...

Journal: :Optics express 2011
Jared F Bauters Martijn J R Heck Demis John Daoxin Dai Ming-Chun Tien Jonathon S Barton Arne Leinse René G Heideman Daniel J Blumenthal John E Bowers

We characterize an approach to make ultra-low-loss waveguides using stable and reproducible stoichiometric Si3N4 deposited with low-pressure chemical vapor deposition. Using a high-aspect-ratio core geometry, record low losses of 8-9 dB/m for a 0.5 mm bend radius down to 3 dB/m for a 2 mm bend radius are measured with ring resonator and optical frequency domain reflectometry techniques. From a ...

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