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Further Studies of the Cap Pushing Response in Honey Bees (Apis mellifera )

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Temperature and structure measurements of heavy-ion-heated diamond using in situ X-ray diagnostics

Natural Science（自然科学期刊） 2024年第5期 45页

作者： riley j. wincheski Kiri Li N. Stauch Laura M. Grossner Maya B. Zepeda j.mes W. Grice Charles I. Abramson

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Matter and Radiation at Extremes 2024年第4期9卷 80-89页

作者： j.Lutgert P.Hesselbach M.Schorner V.Bagnoud R.Belikov P.Drechsel B.Heuser O.SHumphries P.Katrik B.Lindqvist C.Qu R.Redmer D.riley G.Schaumann S.Schumacher A.Tauschwitz D.Varentsov K.Weyrich X.Yu B.Zielbauer Zs.Maj.r P.Neumayer D.Kraus Institut fur Physik Universitat RostockAlbert-Einstein-Str.2318059 RostockGermany GSI Helmholtzzentrum fur Schwerionenforschung Planckstr.164291 DarmstadtGermany Institut für Angewandte Physik Goethe-Universität Frankfurt am MainMax-von-Laue-Str.160438 Frankfurt am MainGermany Institut fur Geowissenschaften Goethe-Universitat Frankfurt am MainAltenhoferallee 160438 Frankfurt am MainGermany Helmholtz-Zentrum Dresden-Rossendorf Bautzner Landstr.40001328 DresdenGermany European XFEL GmbH Holzkoppel 422869 SchenefeldGermany Centre for Plasma Physics School of Mathematics and PhysicsQueen’s University BelfastUniversity RoadBelfast BT71NNUnited Kingdom Institut für Kernphysik Technische Universität DarmstadtSchlossgartenstr.964289 DarmstadtGermany State Key Laboratory of Nuclear Physics and Technology Institute of Heavy Ion PhysicsPeking UniversityBeijing 100871China Helmholtz Institut j.na Frobelstieg 307743 JenaGermany

We present in situ measurements of spectrally resolved X-ray scattering and X-ray diffraction from monocrystalline diamond samples heatedwith an intense pulse of heavy *** this way,we determine the samples’heating dynamics and their microscopic and macroscopic structuralintegrity over a timespan of several *** the ratio of elastic to inelastic scattering with state-of-the-art density functionaltheory molecular dynamics simulations allows the inference of average temperatures around 1300 K,in agreement with predictions fromstopping power *** simultaneous diffraction measurements show no hints of any volumetric graphitization of the material,butdo indicate the onset of fracture in the diamond *** experiments pave the way for future studies at the Facility for Antiproton andIon Research,where a substantially increased intensity of the heavy ion beam will be available.

关键词： heated intense structure

Crystalline compounds for remediation of rare-earth fission products:A review

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j.urnal of Rare Earths 2022年第3期40卷 365-380,I0001页

作者： Saehwa Chong Brian j.riley Zayne j.Nelson Pacific Northwest National Laboratory RichlandWA99352USA

Rare earth(RE)-containing crystals have been investigated as media for the immobilization of RE fission products from nuclear waste *** reprocessing of spent nuclear fuel,fission products including REs,alkalis,and alkaline earths released from the *** viable option to immobilize the RE fission products is to incorporate them into chemically durable crystalline phases in specific waste *** study summarizes the crystal structures and synthesis methods of six RE-containing compounds that have applications in remediation of RE fission *** compounds include oxyapatite(AE_(2)RE_(8)(SiO_(4))_(6)O_(2)),oxychloride(REOCl),borosilicate(RE_(3)BSi_(2)O_(10)),pyrochlore(RE_(2)M_(2)O_(7)),monazite(REPO_(4)),and perovskite(REMO_(3))where AE denotes alkaline earth metals and M denotes transition *** review provides an overview of literature on the usage of these six compounds for immobilizing RE fission products and summarizes different synthesis methods for producing these *** of structural parameters with different REs in each compound are also discussed.

关键词： Rare-earth compounds Nuclear waste forms Crystal structures Synthesis of rare-earth compounds

Gabapentin prevalence:clinical and forensic experience in ***,Missouri,USA

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Forensic Sciences Research 2021年第4期6卷 218-223页

作者： Sarah B.riley Kelsie Garbutt Chelsea Crow T.Scott Isbell Anthony j.Scalzo school of Medicine Department of Pathology saint Louis Universityst.LouisMissouriUs school of Medicine Department of Pediatrics saint Louis Universityst.LouisMissouriUs Department of sociology and anthropology Forensic sciences Programsaint Louis Universityst.LouisMissouriUSA

Gabapentin(Neurontin)is an anti-epileptic drug that has had wide off-label prescription use since market release due to presumed negligible abuse ***,trends in drug misuse have demonstrated that gabapentin misuse is occurring,particularly in those with a history of opioid *** is concerning,because although gabapentin has no direct ligand activity at opioid receptors,it does potentiate the analgesic effect of opioids,and concurrent use of gabapentin and opioids may increase the risk of respiratory depressive effects of *** study investigates the incidence of gabapentin detected in urine samples collected for clinical drug screening purposes in a local hospital emergency department and in postmortem samples submitted by medical examiners in the *** metropolitan *** prevalence of gabapentin and co-detected drugs in both populations is contrasted,compared,and *** study found that 30%of urine samples collected from patients with suspected drug intoxication presenting to SSM Health Saint Louis University Hospital,a quaternary care medical center,were positive for gabapentin,and nearly two thirds of those were also positive for *** a 6-month period,the incidence of gabapentin positive postmortem cases increased from 18%to 20%.Nearly all gabapentin positive postmortem cases were also positive for an opioid,the most significant being fentanyl,suggesting that gabapentin misuse may be due to its potentiating effect of opioid drug *** study also highlights the limited utility of immunoassay-based urine drug screens.

关键词： Forensic toxicology clinical toxicology substance misuse gabapentin urine drug screening postmortem mass spectrometry

Cs_(3)Bi_(2)l_(9)-hydroxyapatite composite waste forms for cesium and iodine immobilization

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j.urnal of Advanced Ceramics 2022年第5期11卷 712-728页

作者： Kun YANG Yachun WANG j.nhua SHEN Spencer M.SCOTT Brian j.riley j.hn D.VIENNA j.e LIAN Department of Mechanical Aerospaceand Nuclear EngineeringRensselaer Polytechnic InstituteTroyUSA Department of Materials Science&Engineering Rensselaer Polytechnic InstituteTroyUSA Savannah River National Laboratory AikenUSA Pacific Northwest National Laboratory RichlandUSA

Perovskite-based ceramic composites were developed as potential waste form materials for immobilizing cesium(Cs)and iodine(I)with high waste loadings and chemical *** perovskite Cs_(3)Bi_(2)I_(9)has high Cs(22 wt%)and I(58 wt%)content,and thus can be used as a potential host phase to immobilize these critical *** this work,the perovskite Cs_(3)Bi_(2)I_(9)phase was synthesized by a cost effective solution-based approach,and was embedded into a highly durable hydroxyapatite matrix by spark plasma sintering to form dense ceramic composite waste *** chemical durabilities of the monolithic Cs_(3)Bi_(2)I_(9)and Cs_(3)Bi_(2)I_(9)-hydroxyapatite composite pellets were investigated by static and semi-dynamic leaching tests,*** and I are incongruently released from the matrix for both pure Cs_(3)Bi_(2)I_(9)and composite *** normalized Cs release rate is faster than that of I,which can be explained by the difference in the strengths between Cs-I and Bi-I bonds as well as the formation of insoluble micrometer-sized BiOI *** activation energies of elemental releases based on dissolution and diffusion-controlled mechanisms are determined with significantly higher energy barriers for dissolution from the composite versus that of the monolithic Cs_(3)Bi_(2)I_(9).The ceramic-based composite waste forms exhibit excellent chemical durabilities and waste loadings,commensurate with the state-of-the-art glass-bonded perovskite composites for I and Cs immobilization.

关键词： cesium(Cs) iodine(Ⅰ) perovskite nuclear waste hydroxyapatite

Oxygen supply did not affect how lizards responded to thermal stress

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Integrative Zoology 2018年第4期13卷 428-436页

作者： Agustín CAMACHO j.hn M.VANDENBROOKS Angela riley Rory S.TELEMECO Michael j.ANGILLETTA j. School of Life Sciences Arizona State UniversityTempeArizonaUSA Department of Physiology Institute of BiosciencesUniversity of São PauloBrazil Department of Physiology Midwestern UniversityGlendaleArizonaUSA Department of Biology California State UniversityFresnoCaliforniaUSA

Zoologists rely on mechanistic niche models of behavioral thermoregulation to understand how animals respond to climate *** models predict that species will need to disperse to higher altitudes to persist in a warmer ***,thermal stress and,thus,thermoregulatory behavior may depend on atmospheric oxygen as well as environmental *** hypoxia causes animals to prefer lower body temperatures,which could be interpreted as evidence that oxygen supply limits heat *** a constraint could prevent animals from successfully dispersing to high elevations during climate ***,an effect of oxygen supply on preferred body temperature has only been observed when oxygen concentrations fall far below levels experienced in *** see whether animals perceive greater thermal stress at an ecologically relevant level of hypoxia,we studied the thermoregulatory behavior of lizards(Sceloporus tristichus)exposed to oxygen concentrations of 13%and 21%(equivalent to PO2 at 4000 m and 0 m,respectively).In addition,we exposed lizards to 29%oxygen to see whether they would accept a higher body temperature at hyperoxia than at *** each oxygen level,we measured a behavioral response to heat stress known as the voluntary thermal maximum:the temperature at which a warming animal sought a cool *** concentration had no discernable effect on the voluntary thermal maximum,suggesting that lizards experience thermal stress similarly at all 3 levels of oxygen(13%,12%and 29%).Future research should focus on thermoregulatory behaviors under ecologically relevant levels of hypoxia.

关键词： hypoxia Sceloporus stress temperature thermoregulation

Adaptive Design of Fluorescence Imaging Systems for Custom Resolution, Fields of View, and Geometries

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Biomedical Engineering Frontiers 2023年第1期4卷 260-273页

作者： Rouj.a Wang riley j.Deutsch Enakshi D.Sunassee Brian T.Crouch Nirmala Ramanuj.m Department of Biomedical Engineering Duke UniversityDurhamNCUSA Department of Pharmacology and Cancer Biology Duke University Medical CenterDurhamNCUSA

Obj.ctive and Impact Statement:We developed a generalized computational approach to design uniform,high-intensity excitation light for low-cost,quantitative fluorescence imaging of in vitro,ex vivo,and in vivo samples with a single ***:Fluorescence imaging is a ubiquitous tool for biomedical *** extensively modify existing systems for tissue imaging,increasing the time and effort needed for translational research and thick tissue *** modifications are applicationspecific,requiring new designs to scale across sample ***:We implemented a computational model to simulate light propagation from multiple *** a global optimization algorithm and a custom cost function,we determined the spatial positioning of optical fibers to generate 2 illumination *** results were implemented to image core needle biopsies,preclinical mammary tumors,or tumor-derived *** were stained with molecular probes and imaged with uniform and nonuniform ***:Simulation results were faithfully translated to benchtop *** demonstrated that uniform illumination increased the reliability of intraimage analysis compared to nonuniform illumination and was concordant with traditional histological *** computational approach was used to optimize the illumination geometry for the purposes of imaging 3 different fluorophores through a mammary window chamber *** specifically designed for intravital tumor imaging generated higher image contrast compared to the case in which illumination originally optimized for biopsy images was ***:We demonstrate the significance of using a computationally designed illumination for in vitro,ex vivo,and in vivo fluorescence *** illumination increased the reliability of intraimage analysis and enhanced the local contrast of biological *** approach is generalizable across light sources,biological appl

关键词： illumination Fluorescence image

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波弗特海人工岛的建造

海岸工程 1994年第Z1期13卷 8-14页

作者： j.G.riley 郝新胜

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燃煤流化床中氯对碳钢腐蚀的影响机制

中国腐蚀与防护学报 2004年第4期24卷 193-197页

作者：彭晓 W.P.Pan j.T.riley 中国科学院金属研究所金属腐蚀与防护国家重点实验室 Combustion Laboratory Materials Characterization CenterDepartment of ChemistryWestern Kentucky UniversityBowling GreenKY42101USA

在小规模流化床 (FBC)中燃烧一种低S高Cl煤 10 0 0h后 ,对放置于接近沸腾床位置的A2 10 -C碳钢管腐蚀情况进行分析 .发现在碳钢管表面温度为 4 70℃～ 5 6 0℃的区域腐蚀产物 (主要为Fe2 O3 )严重剥落 .剥落的腐蚀产物表面覆盖一层沉积... 详细信息

在小规模流化床 (FBC)中燃烧一种低S高Cl煤 10 0 0h后 ,对放置于接近沸腾床位置的A2 10 -C碳钢管腐蚀情况进行分析 .发现在碳钢管表面温度为 4 70℃～ 5 6 0℃的区域腐蚀产物 (主要为Fe2 O3 )严重剥落 .剥落的腐蚀产物表面覆盖一层沉积盐 ,部分区域发现有 (K ,Na)Cl.对残留在钢管表面的腐蚀层进行分析 ,发现在腐蚀层 -碳钢界面或其附近的基体中出现局部氯化 ,导致形成FeCl2 层 ;局部快速腐蚀 ,形成向基体一侧的腐蚀突体 ;形成内部空洞这三种腐蚀形态 .并对此现象的产生及Cl2 的影响机制进行了详细探讨 .

关键词：流化床碳钢腐蚀氯化