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检索条件"作者=j.R.Freeman"
118 条 记 录,以下是1-10 订阅
Field-resolved high-order sub-cycle nonlinearities in a terahertz semiconductor laser
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Light(Science & Applications) 2021年 第12期10卷 2531-2540页
作者: j.riepl j.raab P.Abajyan H.Nong j.r.freeman L.H.Li E.H.Linfield A.G.Davies A.Wacker T.Albes C.jirauschek C.Lange S.S.Dhillon r.Huber Department of Physics University of RegensburgRegensburgGermany Laboratoire de Physique de l’Ecole Normale Supérieure ENSUniversitéPSLCNRSSorbonne UniversitéUniversitéde ParisParisFrance School of Electronic and Electrical Engineering University of LeedsWoodhouse LaneLeedsUK Mathematical Physics and NanoLund Lund UniversityLundSweden Department of Electrical and Computer Engineering Technical University of MunichMunichGermany Department of Physics TU Dortmund UniversityDortmundGermany
The exploitation of ultrafast electron dynamics in quantum cascade lasers(QCLs)holds enormous potential for intense,compact mode-locked terahertz(THz)sources,squeezed THz light,frequency mixers,and comb-based metrolog... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Segmental colitis associated diverticulosis syndrome
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World journal of Gastroenterology 2016年 第36期22卷 8067-8069页
作者: Hugh j freeman Department of Medicine(Gastroenterology) University of British Columbia
Segmental colitis associated diverticulosis(SCAD) has become increasingly appreciated as a form of inflammatory disease of the colon. Several features suggest that SCAD is a distinct disorder. SCAD tends to develop al... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
A chaotic neural network mimicking an olfactory system and its application on image recognition
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journal of Bionic Engineering 2004年 第3期1卷 191-198页
作者: Walter j. freeman Department of Molecular & Cell Biology UCB LSA 142 Berkeley CA 94720-3200 USA
Based on the research of a biological olfactory system, a novel chaotic neural network model - K set model has been es- tablished. This chaotic neural network not only simulates the real brain activity of an olfactor... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Triple metachronous colon cancer
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World journal of Gastroenterology 2013年 第27期19卷 4443-4444页
作者: Hugh j freeman Department of Gastroenterology School of MedicineUniversity of British Columbia
A 72-year-old male with an early stage "node-negative" sigmoid colon cancer developed 2 separate "node-negative" early stage colon cancers during a subsequent colonoscopy surveillance regimen, the first in the descend... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Detecting stable phase structures in EEG signals to classify brain activity amplitude patterns
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journal of Zhejiang University-Science A(Applied Physics & Engineering) 2009年 第10期10卷 1483-1491页
作者: Yusely rUIZ Guang LI Walter j.freeman Eduardo GONZALEZ Department of Biomedical Engineering Zhejiang University Hangzhou 310027China National Lab of Industrial Control Technology Institute of Cyber-Systems and ControlZhejiang UniversityHangzhou 310027China Department of Molecular&Cell Biology 101 Donner University of California at BerkeleyCA 94720-3206USA
Obtaining an electrocorticograms(ECoG)signal requires an invasive procedure in which brain activity is recorded from the cortical *** contrast,obtaining electroencephalograms(EEG)recordings requires the non-invasive p... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
SELF-CONSISTENT ELECTrONIC STrUCTUrES STUDIES OF MAGNETISM AND SUPErCONDUCTIVITY IN CI5 COMPOUNDS: ZrZn2 AND ZrV2
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Science China Mathematics 1987年 第6期30卷 661-672页
作者: 黄美纯,H.j.F.jANSEN,A.j.freeman Department of Physics Xiamen University Department of Physics Northwestern University Evanston Illinois U. S. A. Department of Physics Northwestern University Evanstton Illinois and Center for Materials Science Los Alamos National Laboratory U. S. A.
The applications of the newly developed all-eleatron full potential linearized augmented plane wave (FLAPW) method for bulk in the electronic structure of the cubic Laves phase (C15) compound ZrZn2and ZrV2are pres... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Pancreatic endocrine and exocrine changes in celiac disease
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World journal of Gastroenterology 2007年 第47期13卷 6344-6346页
作者: Hugh j freeman Department of Medicine (Gastroenterology) University of British ColumbiaVancouverBCCanada
Although there is a great deal of information on celiac disease and associated involvement of other non-intestinal sites,data on concomitant changes in the structure and function of the pancreas is limited. The presen... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Endoscopic excision of a prolapsing malignant polyp which caused intermittent gastric outlet obstruction
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World journal of Gastroenterology 2005年 第33期11卷 5245-5247页
作者: Hugh j freeman Department of Medicine (Gastroenterology) University of British Columbia Vancouver BC V6T 1W5 Canada Correspondence to:Dr.Hugh J FreemanGastroenterologyUBC Hospital2211 Wesbrook MallVancouverBCV6T 1W5
A 69-year-old male with chronic lymphocytic leukemia presented with iron deficiency anemia and post-prandial abdominal fullness. Endoscopy showed a large polyp on a stalk, protruding through the pylorus into the duode... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
The spirit of Henry Norman Bethune and gastroenterology
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World journal of Gastroenterology 2008年 第2期14卷 174-179页
作者: Hugh j freeman Department of Medicine University of British Columbia Vancouver BC Canada
Henry Norman Bethune was a physician and surgeon from Canada. He had a highly impressive medical career in Montreal but did his most important work in China where he cared for soldiers on the battlefield. He died in 1... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Duplicated appendix complicated by appendiceal cancer
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World journal of Gastroenterology 2011年 第1期17卷 135-136页
作者: Hugh j freeman Department of Medicine(Gastroenterology) University of British Columbia HospitalVancouverBCV6T 1W5Canada
A 37-year old male presented with an acute abdomen suggestive of an appendiceal *** laparotomy showed a duplicated appendix with one of the lumens involved with appendicitis and a focal periappendicular abscess while ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论