Ashvin Kumar Vasudevan, Elif Irem Senyurt, Mirko Schoenitz, Edward L. Dreizin,
Diisopropyl methyl phosphonate (DIMP) is an organophosphorus compound used as a surrogate of sarin, a chemical weapon agent. Thermal decomposition of DIMP and similar liquids may be affected by added ... guide decontamination and environmental mitigation work. Here, liquid DIMP mixed with powders of γ-Al2O3 or SiO2, ... a mass spectrometer. For both powders, evaporation of DIMP occurred between 50 and 200 °C, followed by ... step up to 350 °C. The amount of DIMP evaporated in the first step varied; however, the ...
Tópico(s): Thermal and Kinetic Analysis
2022 - Elsevier BV | Journal of Hazardous Materials
Olivier Mathieu, Travis Sikes, Waruna D. Kulatilaka, Eric L. Petersen,
Diisopropyl-methylphosphonate (DIMP) is a common surrogate of Sarin for which a detailed kinetics mechanism was developed in 2002 (Glaude et ... ignition delay times and laminar flame speeds of DIMP-based mixtures were studied around atmospheric pressure for ... and mixtures of these fuels were doped with DIMP. The DIMP was added at 10% mol. of the fuel ... 2.0) were investigated with methane). A stoichiometric DIMP/O 2 mixture was also studied. For the ... experiments, an equivalence ratio sweep was performed, and DIMP was added at 0.1% vol. of the ...
Tópico(s): Flame retardant materials and properties
2020 - Elsevier BV | Combustion and Flame
N. M. KARAYANNIS, C. Owens, L. L. PYTLEWSKI, M. M. Labes,
Although the synthesis of complexes of diisopropyl methylphosphonate (DIMP) with metal salts containing anions with coordinating ability ... nitrato and thiocyanato complexes of the types [UO2(DIMP)2(O2NO)2] and [M(DIMP)4(NCS)2](M = Mg, Ni), and quaternary ... obtained from systems of the type MgCl2-MCl2-DIMP-H2O (M = Mn, Co, Ni, Cu, Zn). No stable or sufficiently pure complexes of DIMP with 3d or alkaline earth metal halides could ... MgCl2 and MCl2 hydrate in the presence of DIMP, chloride ions are transferred from Mg(II) to ...
Tópico(s): Lanthanide and Transition Metal Complexes
1970 - Pergamon Press | Journal of Inorganic and Nuclear Chemistry
Ramees K. Rahman, Farhan Arafin, Sneha Neupane, Chun‐Hung Wang, Jessica Baker, Erik Ninnemann, Artëm E. Masunov, Subith Vasu,
... are carried out using CW surrogates. Diisopropyl Methylphosphonate (DIMP), an organophosphate compound (OPC), is a crucial CW ... GB). In this work, high-temperature pyrolysis of DIMP is conducted in a shock tube within a ... fraction time-histories during high-temperature pyrolysis for DIMP. In order to predict the CO mole fraction time-histories during DIMP pyrolysis, a reaction mechanism was developed using the ... LLNL)'s OPC mechanism. Several important reactions of DIMP and its important intermediates during pyrolysis were studied ...
Tópico(s): Combustion and flame dynamics
2022 - Elsevier BV | Combustion and Flame
Elif Irem Senyurt, Mirko Schoenitz, Edward L. Dreizin,
... interest for prompt agent defeat scenarios. Diisopropyl methylphosphonate (DIMP) is a sarin surrogate particularly well suited to ... of different experimental methods addressing decomposition of gasified DIMP, respective results and their interpretations. Major early decomposition ... at 700–800 K were used to model DIMP decomposition as unimolecular reaction with results that were ... work. Decomposition in dynamic environments was studied using DIMP supported on rapidly heated substrates. The results showed ...
Tópico(s): Environmental Toxicology and Ecotoxicology
2020 - Elsevier BV | Defence Technology
Qing Li, Yukiyo Hirata, Shunai Piao, Masayasu Minami,
... generated during sarin synthesis, i.e. diisopropyl methylphosphonate (DIMP) and diethyl methylphosphonate (DEMP). We suspected genetic after- ... victims than in a control group, and that DIMP and DEMP significantly induced human lymphocyte SCE in vitro. In the present study, to explore whether DIMP and DEMP, which induced a high frequency of ... the lymphocyte functions, we examined the effect of DIMP and DEMP on splenic natural killer (NK) and ... of human lymphocytes in vitro. We found that DIMP and DEMP significantly inhibited NK and CTL activity ...
Tópico(s): Carcinogens and Genotoxicity Assessment
2000 - Elsevier BV | Toxicology
Salvatore Iannace, G. Nocilla, L. Nicolais,
... ITMC–CNR) & Department of Materials and Production Engineering (DIMP), University of Naples "Federico II", P.le Tecchio ... ITMC–CNR) & Department of Materials and Production Engineering (DIMP), University of Naples "Federico II", P.le Tecchio ... ITMC–CNR) & Department of Materials and Production Engineering (DIMP), University of Naples "Federico II", P.le Tecchio ... ITMC–CNR) & Department of Materials and Production Engineering (DIMP), University of Naples "Federico II", P.le Tecchio ... ITMC–CNR) & Department of Materials and Production Engineering (DIMP), University of Naples "Federico II", P.le Tecchio ...
Tópico(s): Fiber-reinforced polymer composites
1999 - Wiley | Journal of Applied Polymer Science
Alexander H Howell, Winfried S. Peters, Michael Knoblauch,
... induce artifacts. We designed the diffusive injection micropipette (DIMP) that avoids most of the possible artifacts due ... diffusion for cargo delivery into the target cell. DIMPs were successfully tested in plant, fungal, and animal ... as a criterion for non-invasiveness, we found DIMPs significantly less disruptive than conventional pressure microinjection. The design of DIMPs abolishes major sources of artifacts that cannot be avoided by other microinjection techniques. Moreover, DIMPs are inexpensive, easy to produce, and can be ...
Tópico(s): Microfluidic and Bio-sensing Technologies
2019 - Elsevier BV | Journal of Plant Physiology
О. П. Коробейничев, А. А. Чернов, T. A. Bolshova,
... any additives and with 0.14% of diisopropylmethylphosphonate (DIMP), stabilized on a flat-flame burner at 62 ... O, OH) were monitored, including phosphorus-containing compounds: DIMP and some intermediates of its destruction, phosphorus oxides ... primary phosphorus-containing product of the destruction of DIMP. It has been shown that bimolecular reactions with ... the crucial initial steps in the destruction of DIMP. A detailed mechanism for the destruction of DIMP in H2/O2/Ar flames is suggested.
Tópico(s): Combustion and Detonation Processes
2000 - Elsevier BV | Combustion and Flame
Xiaoyuan Liang, Tan Yan, Joyoung Lee, Guiling Wang,
... networks. We propose a distributed intersection management protocol (DIMP), which distributedly coordinates vehicle traffic from different directions ... information and adaptively react based on the information. DIMP dynamically guides vehicles to adjust their speed in ... and driver's comfort are satisfied. By following DIMP, vehicles can pass the intersections safely and efficiently ... comfortable speed during acceleration/deceleration. We extensively evaluate DIMP, and the evaluation results show that DIMP is ...
Tópico(s): Autonomous Vehicle Technology and Safety
2018 - Institute of Electrical and Electronics Engineers | IEEE Internet of Things Journal
Yachao Cao, Xiaoying Hui, Akram Elmahdy, Howard I. Maïbach,
... Through diffusion cells. The mass of 14-C DIMP removed from skin surface after decontamination was quantitated ... decontaminants removed more than 90% recovery dose of DIMP from skin compared to control group (p < 0. ... RSDL. DDGel showed slight higher decontamination ability of DIMP than RSDL and efficiently removed chemicals from the skin surface, also reduced the amount of DIMP in receptor fluid. A similar decontamination regimen with ...
Tópico(s): Contact Dermatitis and Allergies
2018 - Elsevier BV | Toxicology Letters
Laurent Bienvenu, David Doty, Frank Stephan,
... Hausdorff dimension dimH(S) and constructive packing dimension dimP(S) is weak truth-table equivalent to a ... S) - \epsilon\), for arbitrary ε> 0. Furthermore, if dimP(S) > 0, then dimP(R) ≥ 1 − ε. The reduction thus serves as ... Turing degrees). A lower bound of dimH(S) / dimP(S) is shown to hold for the wtt ... any regular sequence S (that is, dimH(S) = dimP(S)) such that dimH(S) > 0, the wtt ...
Tópico(s): Algorithms and Data Compression
2007 - Springer Science+Business Media | Lecture notes in computer science
Jacob Nielsen, Finn Cilius Nielsen, Rasmus K. Jakobsen, Jan Christiansen,
... vertebrate development. We have sequenced the Drosophila homologue (dIMP) of these genes, and examined its expression pattern ... by in situ hybridization. The study shows that dIMP exhibits a biphasic expression pattern. In the early stages of development, a maternal pool of dIMP mRNA is evenly distributed in the embryo and ... reappears in the developing central nervous system, where dIMP is expressed throughout neurogenesis. In addition, dIMP is present in the pole cells.
Tópico(s): Neurogenetic and Muscular Disorders Research
2000 - Elsevier BV | Mechanisms of Development
E.J.P. Zegers, Elizabeth M. Fisher,
Gas-phase pyrolysis studies of diisopropyl methylphosphonate (DIMP) in nitrogen have been conducted to gain insight into the decomposition behavior of organophosphorus chemical warfare nerve agents. Experiments were conducted in a ... acid (MPA) were identified as decomposition products of DIMP. FTIR spectrometry was used to quantify parent, propylene, ... in the reactor. The proposed pyrolysis mechanism for DIMP comprises two stages. The first corresponds to the ... The Arrhenius expression for the unimolecular decomposition of DIMP was found to be: k[s−1]=10( ...
Tópico(s): Pesticide and Herbicide Environmental Studies
1998 - Elsevier BV | Combustion and Flame
... four organophosphorus compounds were used:diisopropyl methyl phosphonate (DIMP), diethyl p -nitrophenyl phosphate (paraoxon), diisopropyl fluorophosphate (DFP), ... method was capable of determining the concentration of DIMP in hexane over the concentration range of 1 ... intra- and interanalysis coefficient of variation (CV) for DIMP, over the concentration range 10-1 to 10- ... solvents and treated in the same manner as DIMP, were 4.0 and 5.6% for paraoxon, ... determined and found to be 0.478 for DIMP, 1.600 for paraoxon, 1.173 for DFP, ...
Tópico(s): Pesticide and Herbicide Environmental Studies
1998 - Taylor & Francis | Toxicology Methods
Richard M. Crooks, H. C. Yang, L J McEllistrem,
... SAM to the nerve-agent simulant diisopropyl methylphosphonate (DIMP) is particularly intriguing. Exposure of this surface to 50%-of-saturation DIMP yields a surface concentration equivalent to ca. 16 DIMP monolayers. Such a high surface concentration, in equilibrium ... behaviour of this system. The results indicate that DIMP interacts strongly with surface-confined Cu2+via the phosphoryl oxygen to yield a DIMP/Cu2+ adduct that nucleates growth of a semi- ...
Tópico(s): Electrochemical Analysis and Applications
1997 - Royal Society of Chemistry | Faraday Discussions
Liang Yang, Cheng Chen, Weixun Li, Bingxin Niu, Junhua Gu, Chuan Wang, Dongxiao He, Yuanfang Guo, Xiaochun Cao,
... paper, a novel Diverse and Interactive Message Passing (DIMP) is proposed for self-supervised learning by overcoming ... end, a natural implementation of the message in DIMP is the element-wise product of the representations ... From the perspective of numerical optimization, the proposed DIMP is equivalent to performing an overlapping community detection ... and graph-level tasks demonstrate the superiority of DIMP on improving performance and overcoming over-smoothing issue.
Tópico(s): Recommender Systems and Techniques
2022 - Association for the Advancement of Artificial Intelligence | Proceedings of the AAAI Conference on Artificial Intelligence
Xiaoli Zhang, Yi Lu, Die Jia, Wei Qiu, Xianbin Ma, Xingliang Zhang, Zhigang Xu, Feiqiu Wen,
... responsive polymeric metal organic framework nanoparticle (denoted as DIMP) has been constructed, which can co-deliver the ... indocyanine green (ICG) for breast carcinoma theranostics. Specifically, DIMP possesses a suitable and stable nanometer size and ... in vivo and in vitro results showed that DIMP could be effectively accumulated in tumor sites and ... immunogenic cell death (ICD) effect. Conclusion The designed DIMP displayed its effectiveness in combined photo-chemotherapy with ...
Tópico(s): Advanced Nanomaterials in Catalysis
2021 - BioMed Central | Journal of Nanobiotechnology
Alina Emelianova, Elizaveta A. Basharova, A. L. Kolesnikov, Evaristo Villaseco Arribas, Ella V. Ivanova, Gennady Y. Gor,
... field and no simulation data for diisopropyl methylphosphonate (DIMP). Here, we compare the literature force fields for ... force fields. Thus, we extended TraPPE-UA for DIMP, utilized this force field in molecular simulations, and ... the binodal, we calculated the critical properties of DIMP and demonstrated that these parameters can be used ...
Tópico(s): Pesticide and Herbicide Environmental Studies
2021 - American Chemical Society | The Journal of Physical Chemistry B
... probe the high-temperature degradation of diisopropyl methylphosphonate (DIMP), a nerve agent simulant. Our Born–Oppenheimer molecular ... We find that the alumina surface quickly adsorbs DIMP at all temperatures, and subsequent decomposition of DIMP proceeds via a propene elimination. Our BOMD calculations ... the activation barrier decreases with temperature and that DIMP readily decomposes on γ-Al2O3. Our first-principle ...
Tópico(s): Thermal and Kinetic Analysis
2021 - American Chemical Society | The Journal of Physical Chemistry C
Li Feng, Shengtao Zhang, Yangyang Feng, Xiaolei Ren, Hao Lü, Bochuan Tan, Shijin Chen,
... 4-(di(1H-indol-3-yl)methyl)phenol (DIMP) have been synthesized, basing on the preparation of ... M H2SO4 solution. The corrosion inhibition efficiency of DIMP aggregates (DIMPs, 99.3%) is better than the IMP aggregates ( ... π intermolecular forces of bilateral donated groups of DIMPs than that of IMPs. In addition, the improvement ...
Tópico(s): Conducting polymers and applications
2020 - Elsevier BV | Chemical Engineering Journal
Zong-Gan Chen, Zhi‐Hui Zhan, Hua Wang, Jun Zhang,
... based on a distributed individuals for multiple peaks (DIMP) framework and two novel mechanisms. First, the DIMP framework provides sufficient diversity by letting each individual ... unit to track a peak. Based on the DIMP framework, each individual uses a virtual population controlled ... and elite learning mechanism (ELM) cooperate with the DIMP framework. The lifetime mechanism is inspired by the ...
Tópico(s): Evolutionary Algorithms and Applications
2019 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Evolutionary Computation
Chrilukovian B. Wasike, A.K. Kahi, KJ Peters,
... S); MYmax and days in milk at peak (DIMP); and TMY and DIMP. Genetic correlations were positive between DIMP and S, and TMY and MYmax. This implies ... result in high MYmax and a reduction in DIMP. This alters the shape of the lactation curve, ...
Tópico(s): Reproductive Physiology in Livestock
2014 - African Journals OnLine | South African Journal of Animal Science
William A. Maza, Carissa M. Vetromile, Chungsik Kim, Xue Xu, X. Peter Zhang, Randy W. Larsen,
... metalloporphyrins for the nerve agent simulant diisopropyl methylphosphonate (DIMP) in hexane. The red shifts in the absorption ... binding motif involving coordination between the metalloporphyrin and DIMP via interaction between the zinc metal center of the porphyrin and phosphoryl oxygen of DIMP (Zn-O═P) is proposed.
Tópico(s): Molecular Sensors and Ion Detection
2013 - American Chemical Society | The Journal of Physical Chemistry A
José Sánchez Costa, Nuno A. G. Bandeira, Boris Le Guennic, Vincent Robert, Patrick Gámez, Guillaume Chastanet, Luis Ortiz‐Frade, Laura Gasque,
... h]imidazo[4,5-c][1,6]-diazecine (dimp) with copper(II) nitrate in water produces the compound [Cu(2)(dimp)(H(2)O)(2)(NO(3))(2)](NO( ... couplings through hydrogen bonds and via the bridging dimp ligand, solution EPR studies and quantum chemical calculations ... exchange interaction J(a) mediated by the dinucleating dimp ligand, while the through-H coupling J(b) ...
Tópico(s): Lanthanide and Transition Metal Complexes
2011 - American Chemical Society | Inorganic Chemistry
Sidsel K. Adolph, Robert DeLotto, Finn Cilius Nielsen, Jan Christiansen,
Drosophila IMP (dIMP) is related to the vertebrate RNA-binding proteins IMP1-3, ZBP1, Vg1RBP and CRD-BP, which are involved ... live-imaging of an endogenous promoter-driven GFP-dIMP fusion protein to reveal the expression pattern of dIMP protein throughout embryogenesis. In the cellular blastoderm, immunoreactivity ... and in the pole cells. Later, the GFP-dIMP fusion protein appeared in the developing central nervous ...
Tópico(s): MicroRNA in disease regulation
2008 - Elsevier BV | Gene Expression Patterns
Ryan S. DaBell, R. D. Suenram, Richard J. Lavrich, J. M. Lochner, Michael W. Ellzy, Kenneth B. Sumpter, James O. Jensen, Alan C. Samuels,
... methylphosphonate (DEMP), diethyl ethylphosphonate (DEEP), and diisopropyl methylphosphonate (DIMP) in supersonic expansions have been acquired using Fourier- ... contrast, only a single low-energy conformer of DIMP is predicted by theory, and is present in ... Conversely, the absence of low-energy conformers of DIMP is attributed to steric hindrance between isopropoxy groups ... for the PCH3 group in DEMP and DIMP is compared to that found in DMMP and ...
Tópico(s): Organic and Inorganic Chemical Reactions
2004 - Elsevier BV | Journal of Molecular Spectroscopy
О. П. Коробейничев, А. А. Чернов, В. В. Соколов, Lev N. Krasnoperov,
... The kinetics of the destruction of diisopropyl methylphosphonate (DIMP) in corona discharge has been studied using a ... discharge reactor. The identification and quantitative determination of DIMP, its destruction intermediates, and phosphorus‐containing destruction products ... X 0 , where X and X 0 are DIMP mole fractions at the outlet and the inlet ... dissipated in discharge reactor) was measured over the DIMP mole fraction range 60–500 ppm at the ...
Tópico(s): Plasma Diagnostics and Applications
2002 - Wiley | International Journal of Chemical Kinetics
Christian L. Mangun, Zhongren Yue, James Economy, Stephen W. Maloney, Patricia A. Kemme, Donald M. Cropek,
... BTEX) and the chemical warfare simulants dissopropylmethyl phosponate (DIMP) and half mustard (HM) from water. The adsorption ... C) has a higher adsorption capacity for BTEX, DIMP, and HM than other ACFs. This suggests that ... 6 Å (especially effective for the adsorption of DIMP), and lower oxygen content of the surface. The ... granulated activated carbon (GAC). The adsorption isotherms of DIMP and HM on ACFs are also presented.
Tópico(s): Adsorption and biosorption for pollutant removal
2001 - American Chemical Society | Chemistry of Materials
Amir Dembo, Yuval Peres, Jay Rosen, Ofer Zeitouni,
... inft∈Eliminfr→0Θ(Wt,r)/(r2/|logr|)=1/dimP(E), where dimP(E) is the packing dimension of E. We ... inft∈Eliminfr→0Θ(Wt,r)/(r2/|logr|)=1/dimP(E), où dimP(E) est la “packing dimension” de E. On ...
Tópico(s): Theoretical and Computational Physics
2000 - Institute of Mathematical Statistics | Annales de l Institut Henri Poincaré Probabilités et Statistiques