Michael Snyder Finance & Accountancy Viewpoint, Andrew Robson, Simon Barnes Chief Sports Writer, Christina Hardyment, Martin Bacon, Raymond Snoddy Media Editor, Thair Shaikh, Robert Cole, Andrew Pierce, Sarah Potter, Frances Gibb Legal Editor, Peter Lansley, John Phillips and Dragan Petrovic, Giles Wbittell, Mark Souster, Richard Hobson, David Rhys Jones, Ivo Tennant, Philip Howard, Hilary Finch, Jennal Cox Fitness Editor, David Chater, Julia Falvey, Penny Wark, Nic Hopkins, Alexandra Frean Social Affairs Correspondent, Bronwen Maddox Foreign Editor, Carl Mortished, Barbara Ellen, Roland Watson and Elaine Monaghan and Mark Griffiths Horticulture Correspondent, Patrick Barkham, James Hider, Nick Hasell Stock Markets, Geoff Brown, Joe Joseph, David Sharrock, Antonia Senior, Angus Nichol Piping Correspondent, Ben Webster Transport Correspondent, Pat Gibson, Melissa Kite and Richard Beeston, David McVay, John Wynburne, Stewart Tendler Crime Correspondent, Dominic Walsh, Tom Bawden, Peter Nicholls, Heather Tanner, Robin Field, Jill Dupleix, Daniel Finkelstein, Tim Reid, Angela Jameson Industrial Correspondent, Dan Sabbagh, Dalya Alberge Arts Correspondent, Phoebe Greenwood, Heather Nicholson, Stephen Farrell, Richard Miles and Antonia Senior, Oliver Wright Health Correspondent, Alan Johnson, E. W. Lighton, Jenny MacArthur, James Delingpole, Nick Wyke, Anatole Kaletsky, Phil Gordon, Paul G. Deakin, Valerie Elliott Consumer Editor, David Hands, Ron Lewis, Matt Dickinson Chief Football Correspondent, Derwent May, Michael Evans, Defence Editor and Philip Webster Political Editor, Ian Olson, Russell Kempson, Daniel McGrory, Oliver Kay, Giles Smith Sport on Television, Lisa Armstrong, Tim Reid and Roland Watson, Mark Henderson Science Correspondent, Jill Sherman Whitehall Editor, Christopher Martin-Jenkins, Ann Treneman, John Hopkins Golf Correspondent, Rob Wright, Colin Hughes and Craig Selon, Dan Sabbagh Telecoms Correspondent, Raymond Keene, Adam Sage, Matthew Pryor, Sean MacAulay, Richard Miles Investment Editor, Judith Brown, Philip Whiteley, Christine Buckley Industrial Editor, Justin Forsyth, Beryl Dixon, Greg Hurst Parliamentary Correspondent, Nigel Hawkes, Neville Scott, Chris Campling, Russell Hotten, Cathy Harris, Joseph Palley, Christopher Martin-Jenkins Chief Cricket Correspondent, Simon tonks, Roger Boyes, Peter Dixon, Nick Kelly, David Hands Rugby Correspondent, Anna Frame, John Allison, John Goodbody, James Doran, Philip Webster Political Editor, Christopher Walker, Stefanle Marsh, Nabil al-Tael, Gitta Sereny, Des Dearlove, Marc Cooper, Anjana Ahuja, Chris McGrath, George Caulkin, Ingrid Mansell, Robert Tait, Peter Riddell, Paul Simon, Jeremy Hart, Ian Buruma, Tony Dawe, Richard Beeston Diplomatic Editor, David Charter Chief Political Correspondent, Roland Watson and Nicholas Wapshott, Simon Brammer, Jack Malvern Arts Reporter, Richard Miles, MacAulay Culkin, Lewis Stuart, Gary Duncan Economics Correspondent, Mark Henderson, Martin Waller, Chris Ayres, Peter Walker, Carl Mortished International Business Editor, David Charter and Christine Buckley, Mark Baldwin, Mark Hutchinson, Sarah Butler, Benedict Nightingale, Dr Thomas Stuttaford, Stephen Dalton, Brian Cane, James Bone and Tim Reid, Alan Hamilon, James Christopher, Andrew Phillips, Valerie Grove, Abigail Rayner, Randy Cohen, Peter W. Watson, Jenny Davey, Tim Johnston, Patience Wheatcroft, Alan,
... Advertising Items We Urgently Require Delcon Construction Ltd ISCO Careerscope Claims Administrators Cooling it Could you work ...
2003 - Gale Group | TDA
Sanjar Shaymatov, Pankaj Sheoran, Sanjay Siwach,
... detail the properties of innermost stable circular orbits (ISCOs) in the equatorial plane. We show that, in ... and ${Q}_{e}$) have significant influence on the ISCOs of spinning particles. We find that if the ... momentum $J$ (i.e., $\mathcal{S}>0$), the ISCO parameters (i.e., ${r}_{\mathrm{ISCO}},{L}_{\mathrm{ISCO}}$, and ${E}_{\mathrm{ISCO}}$) of a spinning particle are smaller than those ... e., $\mathcal{S}<0$), the value of the ISCO parameters is greater than that of the nonspinning ... Keplerian angular frequency $\mathrm{\ensuremath{\Omega}}$ at the ISCO is opposite that of ${r}_{\mathrm{ISCO}},{L}_{\ ...
Tópico(s): Astrophysics and Cosmic Phenomena
2022 - American Physical Society | Physical review. D/Physical review. D.
IEEE Xplore
Giles Smith, Andrew Robson, Gordon Sinclair, Anders Hagstrom, Christina Hardyment, David Calhoun, Canon Simon Pettitt, Jon Ashworth, David Adams, Robert Cole, Andrew Pierce, DJM, Sue Munslow J. R. McNellis joycieus, Ian Nathan, Adam Sherwin Media Reporter, Sarah Potter, Simon Barnes, Brian Eden, Magnus Linklater, Peter Lansley, Neil Mortensen President, Richard Hobson, Ivo Tennant, Nicolette Jones, Rosemary Bennett and Alexandra Frean, Philip Howard, Ian Cobain, Sam Coates and Tony Halpin, Roger Knight, David Chater, Jeremy Kingston, Father Aldhelm Cameron-Brown, Michael Horsnell and David Adams, Nic Hopkins, Alexandra Frean Social Affairs Correspondent, Carl Mortished, Eric Woods, Geoff Brown, Colin Grey, Joe Joseph, Antonia Senior, Ben Webster Transport Correspondent, Pat Gibson, Valerie Elliott Countryside Editor, Nick Elsley, Jennai Cox Fitness Editor, Peter Tatton, Tom Bawden, Steve Bird, James Doran Wall Street Correspondent, Dominic Walsh, Joe Morgan, Norman Harris, Joanna Williams, Daniel Finkelstein, Jill Dupleix, Dalya Alberge Arts Correspondent, David Brennan, Robin Young, Jenny MacArthur, Mike Borshell, David Eimer, Anatole Kaletsky, Phil Gordon, Roland Watson, Richard Lloyd Parry, Charles Bremner, Chris Johnston, Jan Miles, Stefanie Marsh, Matt Dickinson Chief Football Correspondent, Penetope Gole, Stuart Crainer, Paul Routledge, Angela Jameson, Russell Kempson, Daniel McGrory, Tony Halpin Education Editor, Oliver Kay, John Westerby, Rick Broadbent, Tom Baldwin, Mark Henderson Science Correspondent, Jill Sherman Whitehall Editor, Christopher Martin-Jenkins, Christine Buckley and Philip Webster, Ann Treneman, Stanley J. Blenkinsop, Simon de Bruxelles, Jenny Davey and Richard Miles, Rob Wright, Geoffrey Dean, Elaine Monaghan, Roy Bertuello, Edward Collier, Neil Harman Tennis Correspondent, Sarahjames, Tim Mickleburgh, Raymond Keene, David Charter Tom Baldwin and Ian Cobaln, Andrew Gallagher, Matthew Pryor, Sean MacAulay, Richard Miles Investment Editor, Stephen J. Lockwood, Philip Whiteley, Teewen Whittock, James Hookey, Elvis Nilsson and Roger Boyes, Richard Ritchie, Chris Partridge, Rosemary Bennett Deputy Political Editor, Beryl Dixon, Michael Boxall, Neville Scott, Bronwen Maddox, Russell Hotten, Cathy Harris, Christopher Martin-Jenkins Chief Cricket Correspondent, Clem Cecil, Roger Boyes, Oliver August, Peter Dixon, Nick Hasell, Selva Raj selva, Tom Bentyon, Russell Miller, Carolyn Asome, David Hands Rugby Correspondent, John Goodbody, Melissa Kite Political Correspondent, Ian Johns, Deborah King, Anjana Ahuja, Chris McGrath, George Caulkin, Russell Jenkins, Ingrid Mansell, Alan Lee, John Pincham, Alan Ereira, Peter Riddell, Tony Dawe, Allen Robertson, Peter Cooper (Business Manager), Richard Beeston Diplomatic Editor, David Charter Chief Political Correspondent, David Sinclair, Mark Henderson, Martin Waller, Chris Ayres, James Jackson, Laura Peek, Sarah Butler, Benedict Nightingale, Stephen Dalton, Paul Connolly, Philip Webster and Rosemary Bennett, Stuart Southall, William Wyndham, James Christopher, Randy Cohen, Alan Lee Racing Correspondent, Thomas Stuttaford, Jenny Davey, Edward Gorman Sailing Correspondent, M. Collins, Graham Prentice, Colin McQuillan, Tim Luckburst, Patience Wheatcroft, Stuart James, Nigel Hamilton, Christopher Irvine, Joan Smith,
... London Ukerna Mungo's Tarpey clark Transforming Education ISCO Careerscope Non-Executive Director Multiple Display Advertising Items ...
2003 - Gale Group | TDA
... specific demands using International Standard Classification of Occupations (ISCO)-88 codes as a proxy. Data of a ... study were supplemented by job descriptions (indicated by ISCO-88). It was examined whether the demands in ... the profession. Some interesting results were found indicating ISCO groups with possible risk. In men, noticeable effects ... in the group of legislators and senior officials (ISCO-group 11; OR=1.93; CI 0.95 = ... group consisting of life science and health professionals (ISCO-group 22; OR=2.18; CI 0.95 = ...
Tópico(s): Hearing Loss and Rehabilitation
2015 - Medknow | Noise and Health
Srikumar Sen, Boxing Correspondent, P. W. Johnson, Cliff Roth, Nick Nuttall, Patricia Davies, Michael Evans and Richard Ford, Andrew Longmore, David Miller Chief Sports Correspondent, Cliff Feltham, Robin Spon-Smith, Michael Stevenson, Robin Oakley, John Bell, City Editor, Michael Binyon, Jeremy Kingston, David Tipping, Ludovic Kennedy, P. R. Leckie, Richard Evans, Media Editor, Carol Leonard, Richard Eaton, Sally Gooch, Sean Hallahan, John Spicer, Employment Affairs Correspondent, John Lamb, Mitchell Platts, Jim Railton, Rosamond Peirson, Brian Robins, Sarah Thompson, Education Reporter, David Brewerton, Executive Editor, Donald Bishop (Chairman), Jill Sherman, Social Services Correspondent, Pearce Wright Science Editor, Louise Taylor, Lawrence Lever, Anna Healy Fenton, Mick Cleary, Peter Waymark, David Smith Economics Correspondent, Andrew Wiseman, Mathew Thorpe, Caroline Berman, Barry Fantoni, Charles Bremner, M. H. Williams, John Davie, Richard Thomson, Banking Correspondent, John Hennessy, Thomson Prentice, Conor Cruise O'Brien, Harvey Elliott, Air Correspondent, Gavin Bell, Paul Vallely, Sydney Friskin, Mitchell Platts Golf Correspondent, Robert Orr-Ewing Chairman, Nicolas Soames, Edward Young, Robin Oakley, Political Editor, William Holmes, R. A. Gale, Peter Davalle, Alan Lee, Cricket Correspondent, John Russell Taylor, Barbara Amiel, Peter Dear and Jane Rackham, Craig Brown, Yuri Matischen, Paul Griffiths, Roderick Thomson, Andrew McEwen, Diplomatic Correspondent, Alexandra Jackson, Peter Bryan, Michel Syrett, Phil McLennan, Alun Anderson, Robert Rodwell, Robert Matthews, Susan Harriss, Peter Neufeld, John Blunsden, Richard Owen, Keith Wheatley, Peter Newell, Darrell Ince, Geoffrey Foster, David Sapsted, David Brewerton, Geof Wheelwright, John Goodbody, Michael Tugendhat, Carol Ferguson, George Hill, John Wilcockson, Christopher Warman and Nicholas Wood, Malcolm McKeag, Paul Newman, Liz Smith, Alan Franks, Michael Seely, Jenny Gilbert, Mario Modiano and David Cross, Michael Clark and Geoffrey Foster, Michael Phillips, Philip Webster, Graham Searjeant, Martin Waller, Michael Horsnell, David Sapsted and Tim Jones, Bailey Morris, Pat Butcher Athletics Correspondent, Frances Gibb, Chris Moore, Richard Ford, Political Correspondent, Marjorie Nicholson, Peter Evans, Home Affairs Correspondent,
... Leicester Computer Centre Ltd The Whipper - in Hotel ISCO Independent Schools Careers Organisation Artistic talent goes on ...
1988 - Gale Group | TDA
Gabriel Török, Martin Urbanec, Karel Adámek, Gabriela Urbancová,
The innermost stable cicular orbit (ISCO) of an accretion disc orbiting a neutron star (NS) is often assumed a unique prediction of general relativity. However, it has been argued that ISCO also appears around highly elliptic bodies described by ... theory. In this sense, the behaviour of an ISCO around a rotating oblate neutron star is formed ... state. We examine the ratio K between the ISCO radius and the radius of the neutron star. ... to a neutron star spin interval in which ISCO appears for two very different ranges of NS ...
Tópico(s): High-pressure geophysics and materials
2014 - EDP Sciences | Astronomy and Astrophysics
IEEE Xplore
The innermost stable circular orbit (ISCO) delimits the transition from circular orbits to those that plunge into a black hole. In the test-mass limit, well-defined ISCO conditions exist for the Kerr and Schwarzschild spacetimes. ... a large variety of ways to define an ISCO in a post-Newtonian (PN) context. Here I generalize the gauge-invariant ISCO condition of Blanchet and Iyer [Classical Quantum Gravity ... case of spinning (nonprecessing) binaries. The Blanchet-Iyer ISCO condition has two desirable and unexpected properties: (1) ...
Tópico(s): Black Holes and Theoretical Physics
2011 - American Physical Society | Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D, Particles, fields, gravitation, and cosmology
Friedrich J. Krembs, Robert L. Siegrist, Michelle Crimi, Reinhard Furrer, Benjamin G. Petri,
A critical analysis of in situ chemical oxidation (ISCO) projects was performed to characterize situations in which ISCO is being implemented, how design and operating parameters ... design of a database, acquisition and review of ISCO project information, population of the database, and analyses ... the database using statistical methods. Based on 242 ISCO projects included in the database, ISCO has been used to treat a variety of ... chlorinated solvents are by far the most common. ISCO has been implemented at sites with varied subsurface ...
Tópico(s): Water Treatment and Disinfection
2010 - Wiley | Groundwater Monitoring & Remediation
IEEE Xplore
Zongshuai Yang, Changlong Wei, Xin Song, Xin Liu, Zhiwen Tang, Peng Liu, Yunxiao Wei,
... TCH coupled with in situ chemical oxidation (TCH-ISCO) has drawn much attention recently due to its ... of quantitative assessment on the sustainability of TCH-ISCO based on field data. In this study, a ... the field to assess the sustainability of TCH-ISCO for chlorinated aliphatic hydrocarbons (CAHs) contaminated soil and ... scarcity, and fine particulate matter formation), for TCH-ISCO and TCH, respectively. In addition, the carbon emissions and direct cost of TCH-ISCO were estimated to be 80% and 70% less ...
Tópico(s): Environmental remediation with nanomaterials
2023 - Elsevier BV | Journal of Cleaner Production
The innermost stable circular orbit (ISCO) of a test particle around a Schwarzschild black hole of mass M has (areal) radius r_{isco}=6MG/c;{2}. If the particle is endowed ... whose conservative piece alters the location of the ISCO. Here we calculate the resulting shifts Deltar_{isco} and DeltaOmega_{isco} in the ISCO's radius and frequency, at leading order in ... M. We obtain, in the Lorenz gauge, Deltar_{isco}=-3.269(+/-0.003)microG/c;{2} and DeltaOmega_{isco}/Omega_{isco}=0.4870(+/-0.0006)micro/M. We discuss ...
Tópico(s): Black Holes and Theoretical Physics
2009 - American Physical Society | Physical Review Letters
Ahmed Ishtiaque Amin Chowdhury, Jason I. Gerhard, D. A. Reynolds, Brent E. Sleep, D. M. O’Carroll,
... compared EK-enhanced in situ chemical oxidation (EK-ISCO) to EK or ISCO alone. EK-ISCO successfully delivered the oxidant (permanganate, PM) throughout the silt cross-section while ISCO without EK resulted only in PM delivery to the edges of the silt layer fringes. EK-ISCO resulted in a 4.4-fold reduction in ... compared to a 3.5-fold reduction from ISCO alone. EK-ISCO with a 25 mA current was found to ... an appropriate in situ remediation technique, such as ISCO, can enhance remediation of lower permeability strata and ...
Tópico(s): Landfill Environmental Impact Studies
2017 - Elsevier BV | Water Research
R. M. Ludlam, J. M. Mïller, Matteo Bachetti, D. Barret, Allison Bostrom, Edward M. Cackett, N. Degenaar, T. Di Salvo, L. Natalucci, John A. Tomsick, F. Paerels, M. L. Parker,
... R}_{\mathrm{in}}=1.03\pm 0.03$?> ISCO (innermost stable circular orbit), assuming a dimensionless spin ... R}_{\mathrm{in}}=1.08\pm 0.06$?> ISCO for <?CDATA ${a}_{* }=0.3$?> (errors quoted at ... M}_{\odot }$?> , for example, 1.08 ± 0.06 ISCO translates to a physical radius of <?CDATA $R= ... R}_{\mathrm{in}}=1.00\mbox{--}1.04$?> ISCO for <?CDATA ${a}_{* }=0.0$?> and <?CDATA ${R}_{\mathrm{in}}=1.03\mbox{--}1.30$?> ISCO for <?CDATA ${a}_{* }=0.3$?> . For <?CDATA ${a}_{* }= ... R}_{\mathrm{in}}=1.03\mbox{--}1.30$?> ISCO translates to <?CDATA $R=10.3\mbox{--}13. ...
Tópico(s): Pulsars and Gravitational Waves Research
2017 - IOP Publishing | The Astrophysical Journal
Robert F. Penna, Jonathan C. McKinney, Ramesh Narayan, Alexander Tchekhovskoy, Rebecca Shafee, Jeffrey E. McClintock,
... the radius of the innermost stable circular orbit (ISCO) and that, outside the ISCO, the shear stress is produced by an effective ... whether the shear stress necessarily vanishes at the ISCO, and the magnetic field, which is thought to ... model and an excess luminosity from inside the ISCO of 3.5 per cent. The deviations in ... and to determine how electromagnetic stresses within the ISCO depend upon black hole spin and disc thickness. ... the electromagnetic stress and the luminosity inside the ISCO depend on the assumed initial magnetic field geometry. ...
Tópico(s): Mechanics and Biomechanics Studies
2010 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
Vilija Malinauskienė, Regina Gražulevičienė, Mark Nieuwenhuijsen, Adelė Ona Azaravičienė,
... behavioural factors. The International Standard Classification of Occupations (ISCO) was used to code for occupational categories. The ... risk factors.Legislators, senior officials, and managers (1st ISCO category) had a twofold increased risk for MI compared to craft and related trades workers (7th ISCO category) after adjustment for age, district, smoking, hypertension, ... employment duration. An increased risk for professionals (2nd ISCO category) and plant and machine operators and assemblers (8th ISCO category) was also observed. Employment duration in the ...
Tópico(s): Occupational Health and Safety Research
2002 - BMJ | Occupational and Environmental Medicine
Zheng Han, Xueyuan Kang, Kamini Singha, Jichun Wu, Xiaoqing Shi,
Successful in situ chemical oxidation (ISCO) applications require real-time monitoring to assess the oxidant delivery and treatment effectiveness, and to support rapid and cost-effective decision ... resistivity tomography (ERT) a potential monitoring tool for ISCO. However, time-lapse ERT is usually limited to ... proposed a real-time quantitative monitoring approach for ISCO by integrating time-lapse ERT and physics-based ... laboratory column experiments for trichloroethene (TCE) remediation. This ISCO experiment was monitored by both time-lapse ERT ...
Tópico(s): Groundwater flow and contamination studies
2024 - Elsevier BV | Water Research
Timothy J. Pac, James Baldock, Brendan Brodie, Jennifer Byrd, Beatriz Gil, Kevin Morris, Denice Nelson, Jaydeep Parikh, Paulo Ricardo dos Santos, Miguel Singer, Alan Thomas,
... a detailed set of in situ chemical oxidation (ISCO) lessons learned pertaining to design, execution, and safety ... to highlight recurring themes that resulted in failures. ISCO is, and will continue to provide, an important ... the future. Over the last 25 years of ISCO application, process understanding and knowledge have improved and ... thorough discussion of lessons learned through decades of ISCO implementation throughout all aspects of ISCO projects with an analysis of changes to the ISCO remediation market. By discussing the interplay of these ...
Tópico(s): Advanced oxidation water treatment
2019 - Wiley | Remediation Journal
Georgios Lukes-Gerakopoulos, Enno Harms, Sebastiano Bernuzzi, Alessandro Nagar,
... in terms of the innermost stable circular orbit (ISCO) shifts and the frequency parameter $x\ensuremath{\equiv}( ... differences arise as $x$ grows close to the ISCO. For a positive Kerr parameter $a=0.9$, ... 0.9$ case. Instead, in the study of ISCO, the negative Kerr parameter $a=\ensuremath{-}0.9$ ... we mention that, apart from the Tulczyew SSC, ISCOs could not be found over the full range ... 0.9$, for the Ohashi-Kyrian-Semerak SSC, ISCOs could be found only for $\ensuremath{\sigma}<0. ... body's spin), while for the Pirani SSC, ISCOs could be found only for $\ensuremath{-}0.68<\ ...
Tópico(s): Black Holes and Theoretical Physics
2017 - American Physical Society | Physical review. D/Physical review. D.
Marcalee Alexander, Fin Biering‐Sørensen, Stacy Elliott, M Kreuter, Jens Sønksen,
... members appointed by the International Spinal Cord Society (ISCoS), the American Spinal Injury Association (ASIA) and a ... of the International SCI Standards and Data Sets, ISCoS scientific committee, ASIA Board and the ISCoS Council, as well as all the interested organizations ... set was posted for 2 months at the ISCoS and ASIA's websites for comments. ISCoS and ASIA approved the final version of the ... training cases are available at the website of ISCoS (http://www.iscos.org.uk) and ASIA (http://www.asia-spinalinjury. ...
Tópico(s): Cardiovascular Issues in Pregnancy
2011 - Springer Nature | Spinal Cord
... the shift of the innermost stable circular orbit (ISCO) due to the conservative self-force that arises ... with approximate post-Newtonian (PN) computations of the ISCO. Here this exact ISCO shift is compared with nearly all known PN- ... best agreement is found from the gauge-invariant ISCO condition of Blanchet and Iyer (2003). This method ... comparison of PN methods with the equal-mass ISCO is also performed. The results of this study ... I also consider how the conservative self-force ISCO shift, combined with numerical relativity computations of the ...
Tópico(s): Gamma-ray bursts and supernovae
2011 - American Physical Society | Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D, Particles, fields, gravitation, and cosmology
Mark L. Brusseau, Kenneth C. Carroll, T. Allen, Joel E. Baker, William H. DiGuiseppi, James Hatton, Christina M. Morrison, A. Russo, J. L. Berkompas,
... large-scale permanganate-based in situ chemical oxidation (ISCO) effort has been conducted over the past ten ... been used for only a very few prior ISCO projects. Contaminant mass discharge tests were conducted before ... the source-zone scale. The results indicate that ISCO caused a significant reduction in mass discharge (approximately ... the integrated contaminant mass discharge data throughout the ISCO treatment period provided a high-resolution, real-time analysis of the site-wide impact of ISCO, thereby linking source-zone remediation to impacts on ...
Tópico(s): Hydraulic Fracturing and Reservoir Analysis
2011 - American Chemical Society | Environmental Science & Technology
Andrew Mummery, Adam Ingram, Shane W. Davis, A. C. Fabian,
... at and within the innermost stable circular orbit (ISCO) of the black hole. Numerical simulations, however, find ... We show that in general the neglected intra-ISCO emission produces a hot-and-small quasi-blackbody ... hole disc, while conventional models that neglect intra-ISCO emission are unable to reproduce the data. We ... this represents the first robust detection of intra-ISCO emission in the literature, and allows additional constraints ... lt; 0.5 to allow a detectable intra-ISCO region. Emission from within the ISCO is the ...
Tópico(s): Astrophysics and Cosmic Phenomena
2024 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
Jiaying Hong, Li Wang, Xiao Lu, Dayi Deng,
Thermally activated peroxydisulfate In Situ Chemical Oxidation (TAP-ISCO) is often applied for the remediation of soil- ... as long-term sources of groundwater contamination. TAP-ISCO benefits from improved desorption/dissolution of organic contaminants ... elevated temperatures, but the primary limitation of TAP-ISCO is the short lifetime of peroxydisulfate (therefore the ... trichloroethylene (TCE) dense nonaqueous phase liquids (DNAPLs) TAP-ISCO mimicking experiments. The results indicate that organic stabilizers ...
Tópico(s): Environmental remediation with nanomaterials
2022 - Elsevier BV | Water Research
Dmitriy Ovchinnikov, M. Umar Farooq, Ibrar Hussain, Ahmadjon Abdujabbarov, Bobomurat Ahmedov, Zdeněk Stuchlík,
... field shifts outward the innermost stable circular orbits (ISCOs) around the Kiselev black hole, having the same charge parameter $Q$, as compared to the ISCOs around a Riessner-Nordstrom black hole, while the ... OSCOs) is just opposite to that on the ISCOs. Further, the radii of the photon circular orbits ... hole. With the increase of electric charge, the ISCO becomes closer to the central object, and one ... object, which makes the epicyclic frequencies larger. The ISCO gets larger as $\ensuremath{\alpha}$ increases, and thus ...
Tópico(s): Black Holes and Theoretical Physics
2021 - American Physical Society | Physical review. D/Physical review. D.